Enhancing educational metadata with digital rights information: the EMDIR web-based environment. - Symeon Chatzinotas; Pythagoras Karampiperis; Demetrios G. Sampson (ICWI, 2004)

eMAP: Design and Implementation of Educational Metadata Application Profiles. - Symeon Chatzinotas; Demetrios G. Sampson (ICALT, 2004)

SHARE-ODS: An Ontology Data Service for Search and Rescue Operations. - Stasinos Konstantopoulos; Georgios Paliouras; Symeon Chatzinotas (SETN, 2006)

Information Theoretic Uplink Capacity of the Linear Cellular Array. - Symeon Chatzinotas; Muhammad Ali Imran 001; Costas Tzaras (AICT, 2008)

Uplink capacity of MIMO cellular systems with multicell processing. - Symeon Chatzinotas; Muhammad Ali Imran 001; Costas Tzaras (ISWCS, 2008)

Spectral efficiency of variable density cellular systems with realistic system models. - Symeon Chatzinotas; Muhammad Ali Imran 001; Costas Tzaras (PIMRC, 2008)

On the Capacity of Variable Density Cellular Systems under Multicell Decoding. - Symeon Chatzinotas; Muhammad Ali Imran 001; Costas Tzaras (IEEE Commun. Lett., 2008)

The Multicell Processing Capacity of the Cellular MIMO Uplink Channel under Correlated Fading. - Symeon Chatzinotas; Muhammad Ali Imran 001; Reza Hoshyar (ICC, 2009)

Reduced-complexity multicell decoding systems with multiple antennas at the base station. - Symeon Chatzinotas; Muhammad Ali Imran 001; Reza Hoshyar (IWCMC, 2009)

On the Ergodic Capacity of the Wideband MIMO Channel. - Symeon Chatzinotas; Muhammad Ali Imran 001; Reza Hoshyar (VTC Spring, 2009)

On the multicell processing capacity of the cellular MIMO uplink channel in correlated rayleigh fading environment. - Symeon Chatzinotas; Muhammad Ali Imran 001; Reza Hoshyar (IEEE Trans. Wirel. Commun., 2009)

Multicell LMMSE Filtering Capacity under Correlated Multiple BS Antennas. - Symeon Chatzinotas; Muhammad Ali Imran 001; Reza Hoshyar; Björn E. Ottersten (VTC Fall, 2010)

Energy-efficient MMSE beamforming and power allocation in multibeam satellite systems. - Symeon Chatzinotas; Gan Zheng; Björn E. Ottersten (ACSCC, 2011)

Capacity analysis of multibeam joint decoding over composite satellite channels. - Dimitrios Christopoulos; Symeon Chatzinotas; Michail Matthaiou; Björn E. Ottersten (ACSCC, 2011)

Joint Precoding with Flexible Power Constraints in Multibeam Satellite Systems. - Symeon Chatzinotas; Gan Zheng; Björn E. Ottersten (GLOBECOM, 2011)

Clustered Multicell Joint Decoding under Cochannel Interference. - Symeon Chatzinotas; Björn E. Ottersten (ICC, 2011)

Coordinated multi-point decoding with dual-polarized antennas. - Symeon Chatzinotas; Dimitrios Christopoulos; Björn E. Ottersten (IWCMC, 2011)

Interference alignment for clustered multicell joint decoding. - Symeon Chatzinotas; Björn E. Ottersten (WCNC, 2011)

Interference mitigation techniques for clustered multicell joint decoding systems. - Symeon Chatzinotas; Björn E. Ottersten (EURASIP J. Wirel. Commun. Netw., 2011)

Free probability based capacity calculation of multiantenna Gaussian fading channels with cochannel interference. - Symeon Chatzinotas; Björn E. Ottersten (Phys. Commun., 2011)

Satellite cognitive communications: Interference modeling and techniques selection. - Shree Krishna Sharma; Symeon Chatzinotas; Björn E. Ottersten (ASMS/SPSC, 2012)

Exploiting polarization for spectrum sensing in cognitive SatComs. - Shree Krishna Sharma; Symeon Chatzinotas; Björn E. Ottersten (CrownCom, 2012)

Spectrum sensing in dual polarized fading channels for cognitive SatComs. - Shree Krishna Sharma; Symeon Chatzinotas; Björn E. Ottersten (GLOBECOM, 2012)

Coordinated MultiPoint uplink capacity over a MIMO composite fading channel. - Symeon Chatzinotas; Björn E. Ottersten (ICNC, 2012)

Cognitive interference alignment between small cells and a macrocell. - Symeon Chatzinotas; Björn E. Ottersten (ICT, 2012)

Multi-gateway cooperation in multibeam satellite systems. - Gan Zheng; Symeon Chatzinotas; Björn E. Ottersten (PIMRC, 2012)

Capacity analysis of dual-hop amplify-and-forward MIMO multiple-access channels. - Symeon Chatzinotas; Björn E. Ottersten (WCSP, 2012)

Fixed full duplex relaying for wireless broadband communication. - Qingmin Meng; Wei Feng; Gan Zheng; Symeon Chatzinotas; Björn E. Ottersten (WCSP, 2012)

Linear and nonlinear techniques for multibeam joint processing in satellite communications. - Dimitrios Christopoulos; Symeon Chatzinotas; Gan Zheng; Joel Grotz; Björn E. Ottersten (EURASIP J. Wirel. Commun. Netw., 2012)

Generic Optimization of Linear Precoding in Multibeam Satellite Systems. - Gan Zheng; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Wirel. Commun., 2012)

MMSE filtering for amplify & forward simo multiple access channel with ill-conditioned second hop. - Symeon Chatzinotas; Björn E. Ottersten (APCC, 2013)

Multiantenna signal processing for cognitive communications. - Symeon Chatzinotas; Shree Krishna Sharma; Björn E. Ottersten (ChinaSIP, 2013)

Transmit beamforming for spectral coexistence of satellite and terrestrial networks. - Shree Krishna Sharma; Symeon Chatzinotas; Björn E. Ottersten (CrownCom, 2013)

Cognitive radio scenarios for satellite communications: The CoRaSat approach. - Konstantinos P. Liolis; Gerald Schlüter; Jens Krause; Frank Zimmer; Laurent Combelles; Joel Grotz; Symeon Chatzinotas; Barry G. Evans; Alessandro Guidotti; Daniele Tarchi; Alessandro Vanelli-Coralli (Future Network & Mobile Summit, 2013)

Eigenvalue based SNR estimation for cognitive radio in presence of channel correlation. - Shree Krishna Sharma; Symeon Chatzinotas; Björn E. Ottersten (GLOBECOM, 2013)

Asymptotic analysis of eigenvalue-based blind Spectrum Sensing techniques. - Symeon Chatzinotas; Shree Krishna Sharma; Björn E. Ottersten (ICASSP, 2013)

Repairing multiple description quantizers in distributed storage systems. - Symeon Chatzinotas (ICC, 2013)

User scheduling for coordinated dual satellite systems with linear precoding. - Dimitrios Christopoulos; Symeon Chatzinotas; Björn E. Ottersten (ICC, 2013)

The effect of noise correlation on fractional sampling based spectrum sensing. - Shree Krishna Sharma; Symeon Chatzinotas; Björn E. Ottersten (ICC, 2013)

Data aware user selection in cognitive downlink MISO precoding systems. - Maha Alodeh; Symeon Chatzinotas; Björn E. Ottersten (ISSPIT, 2013)

Spatial Filtering for Underlay Cognitive SatComs. - Shree Krishna Sharma; Symeon Chatzinotas; Björn E. Ottersten (PSATS, 2013)

Frequency Packing for Interference Alignment-Based Cognitive Dual Satellite Systems. - Symeon Chatzinotas; Shree Krishna Sharma; Björn E. Ottersten (VTC Fall, 2013)

Multi-User Detection in Multibeam Mobile Satellite Systems: A Fair Performance Evaluation. - Dimitrios Christopoulos; Symeon Chatzinotas; Jens Krause; Björn E. Ottersten (VTC Spring, 2013)

Secondary User Scheduling under Throughput Guarantees for the Primary Network. - Dzevdan Kapetanovic; M. Majid Butt; Symeon Chatzinotas; Björn E. Ottersten (VTC Fall, 2013)

Cognitive Radio Techniques for Satellite Communication Systems. - Shree Krishna Sharma; Symeon Chatzinotas; Björn E. Ottersten (VTC Fall, 2013)

Constructive Interference in Linear Precoding Systems: Power Allocation and User Selection - Dimitrios Christopoulos; Symeon Chatzinotas; Ioannis Krikidis; Björn E. Ottersten (CoRR, 2013)

Interference alignment for spectral coexistence of heterogeneous networks. - Shree Krishna Sharma; Symeon Chatzinotas; Björn E. Ottersten (EURASIP J. Wirel. Commun. Netw., 2013)

MMSE Performance Analysis of Generalized Multibeam Satellite Channels. - Dimitrios Christopoulos; Jesús Arnau; Symeon Chatzinotas; Carlos Mosquera; Björn E. Ottersten (IEEE Commun. Lett., 2013)

Eigenvalue-Based Sensing and SNR Estimation for Cognitive Radio in Presence of Noise Correlation. - Shree Krishna Sharma; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Veh. Technol., 2013)

SNR Estimation for Multi-dimensional Cognitive Receiver under Correlated Channel/Noise. - Shree Krishna Sharma; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Wirel. Commun., 2013)

MMSE Filtering Performance of Dual-Hop Amplify-and-Forward Multiple-Access Channels. - Symeon Chatzinotas (IEEE Wirel. Commun. Lett., 2013)

Frame based precoding in satellite communications: A multicast approach. - Dimitrios Christopoulos; Symeon Chatzinotas; Björn E. Ottersten (ASMS/SPSC, 2014)

Implementation Issues of Cognitive Radio techniques for Ka-band (17.7-19.7 GHz) SatComs. - Shree Krishna Sharma; Sina Maleki; Symeon Chatzinotas; Joel Grotz; Björn E. Ottersten (ASMS/SPSC, 2014)

Automatic Modulation Classification for adaptive Power Control in cognitive satellite communications. - Anestis Tsakmalis; Symeon Chatzinotas; Björn E. Ottersten (ASMS/SPSC, 2014)

A hybrid cognitive transceiver architecture: Sensing-throughput tradeoff. - Shree Krishna Sharma; Symeon Chatzinotas; Björn E. Ottersten (CrownCom, 2014)

Technical challenges for cognitive radio application in satellite communications. - Daniele Tarchi; Alessandro Guidotti; Vincenzo Icolari; Alessandro Vanelli-Coralli; Shree Krishna Sharma; Symeon Chatzinotas; Sina Maleki; Barry G. Evans; Paul T. Thompson; Wuchen Tang; Joel Grotz (CrownCom, 2014)

Feasibility of positive secrecy rate in wiretap interference channels. - Ashkan Kalantari; Sina Maleki; Gan Zheng; Symeon Chatzinotas; Björn E. Ottersten (GlobalSIP, 2014)

Sum rate maximizing multigroup multicast beamforming under per-antenna power constraints. - Dimitrios Christopoulos; Symeon Chatzinotas; Björn E. Ottersten (GLOBECOM, 2014)

Power allocation for energy-constrained cognitive radios in the presence of an eavesdropper. - Sina Maleki; Ashkan Kalantari; Symeon Chatzinotas; Björn E. Ottersten (ICASSP, 2014)

Maximum Eigenvalue detection for spectrum sensing under correlated noise. - Shree Krishna Sharma; Symeon Chatzinotas; Björn E. Ottersten (ICASSP, 2014)

Spatial DCT-based least square estimation in multi-antenna multi-cell interference channels. - Maha Alodeh; Symeon Chatzinotas; Björn E. Ottersten (ICC, 2014)

Multicast multigroup beamforming under per-antenna power constraints. - Dimitrios Christopoulos; Symeon Chatzinotas; Björn E. Ottersten (ICC, 2014)

Index assignment for multiple description repair in distributed storage systems. - Dzevdan Kapetanovic; Symeon Chatzinotas; Björn E. Ottersten (ICC, 2014)

To AND or To OR: How shall the fusion center rule in energy-constrained cognitive radio networks? - Sina Maleki; Geert Leus; Symeon Chatzinotas; Björn E. Ottersten (ICC, 2014)

A multicast approach for constructive interference precoding in MISO downlink channel. - Maha Alodeh; Symeon Chatzinotas; Björn E. Ottersten (ISIT, 2014)

Joint channel estimation and pilot allocation in underlay cognitive MISO networks. - Maha Alodeh; Symeon Chatzinotas; Björn E. Ottersten (IWCMC, 2014)

Modulation and Coding Classification for Adaptive Power Control in 5G Cognitive Communications. - Anestis Tsakmalis; Symeon Chatzinotas; Björn E. Ottersten (SPAWC, 2014)

Compressive SNR estimation for wideband cognitive radio under correlated scenarios. - Shree Krishna Sharma; Symeon Chatzinotas; Björn E. Ottersten (WCNC, 2014)

Large System Analysis for Amplify & Forward SIMO Multiple Access Channel with Ill-conditioned Second Hop. - Symeon Chatzinotas (CoRR, 2014)

Full Frequency Reuse Multibeam SatComs: Frame Based Precoding and User Scheduling. - Dimitrios Christopoulos; Symeon Chatzinotas; Björn E. Ottersten (CoRR, 2014)

Weighted Fair Multicast Multigroup Beamforming Under Per-antenna Power Constraints. - Dimitrios Christopoulos; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Signal Process., 2014)

Compressive Sparsity Order Estimation for Wideband Cognitive Radio Receiver. - Shree Krishna Sharma; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Signal Process., 2014)

Performance of the Multibeam Satellite Return Link With Correlated Rain Attenuation. - Jesús Arnau; Dimitrios Christopoulos; Symeon Chatzinotas; Carlos Mosquera; Björn E. Ottersten (IEEE Trans. Wirel. Commun., 2014)

Cooperative power and DoT estimation for a directive source. - Sina Maleki; Philippe Ciblat; Symeon Chatzinotas; Dzevdan Kapetanovic; Björn E. Ottersten (ACSSC, 2015)

Symbol Based Precoding in the Downlink of Cognitive MISO Channel. - Maha Alodeh; Symeon Chatzinotas; Björn E. Ottersten (CrownCom, 2015)

Sensing-Throughput Tradeoff for Cognitive Radio Systems with Unknown Received Power. - Ankit Kaushik; Shree Krishna Sharma; Symeon Chatzinotas; Björn E. Ottersten; Friedrich K. Jondral (CrownCom, 2015)

Resource Allocation for Cognitive Satellite Uplink and Fixed-Service Terrestrial Coexistence in Ka-Band. - Eva Lagunas; Shree Krishna Sharma; Sina Maleki; Symeon Chatzinotas; Joel Grotz; Jens Krause; Björn E. Ottersten (CrownCom, 2015)

Cooperative Spectrum Sensing for Heterogeneous Sensor Networks Using Multiple Decision Statistics. - Shree Krishna Sharma; Symeon Chatzinotas; Björn E. Ottersten (CrownCom, 2015)

Power Control in Cognitive Radio Networks Using Cooperative Modulation and Coding Classification. - Anestis Tsakmalis; Symeon Chatzinotas; Björn E. Ottersten (CrownCom, 2015)

Spectrum awareness and exploitation for Cognitive Radio Satellite Communications. - Alessandro Guidotti; Vincenzo Icolari; Daniele Tarchi; Alessandro Vanelli-Coralli; Shree Krishna Sharma; Eva Lagunas; Sina Maleki; Symeon Chatzinotas; Joel Grotz; Jens Krause; E. Corbel; Barry G. Evans; et al. (EuCNC, 2015)

Constructive Interference through Symbol Level Precoding for Multi-Level Modulation. - Maha Alodeh; Symeon Chatzinotas; Björn E. Ottersten (GLOBECOM, 2015)

Impact of Transceiver Impairments on the Capacity of Dual-Hop Relay Massive MIMO Systems. - Anastasios K. Papazafeiropoulos; Shree Krishna Sharma; Symeon Chatzinotas (GLOBECOM Workshops, 2015)

Estimation-throughput tradeoff for Underlay cognitive radio systems. - Ankit Kaushik; Shree Krishna Sharma; Symeon Chatzinotas; Björn E. Ottersten; Friedrich K. Jondral (ICC, 2015)

Resource allocation for cognitive Satellite Communications in Ka-band (17.7-19.7 GHz). - Shree Krishna Sharma; Eva Lagunas; Sina Maleki; Symeon Chatzinotas; Joel Grotz; Jens Krause; Björn E. Ottersten (ICC Workshops, 2015)

Joint Carrier Allocation and Beamforming for cognitive SatComs in Ka-band (17.3-18.1 GHz). - Shree Krishna Sharma; Sina Maleki; Symeon Chatzinotas; Joel Grotz; Jens Krause; Björn E. Ottersten (ICC, 2015)

Repeater for 5G wireless: A complementary contender for Spectrum Sensing intelligence. - Shree Krishna Sharma; Mohammad N. Patwary; Symeon Chatzinotas; Björn E. Ottersten; Mohamed Abdel-Maguid (ICC, 2015)

Improving robustness of cyclostationary detectors to cyclic frequency mismatch using Slepian basis. - Shree Krishna Sharma; Tadilo Endeshaw Bogale; Symeon Chatzinotas; Long Bao Le; Xianbin Wang 001; Björn E. Ottersten (PIMRC, 2015)

Cellular-Broadcast service convergence through caching for CoMP cloud RANs. - Dimitrios Christopoulos; Symeon Chatzinotas; Björn E. Ottersten (SCVT, 2015)

Energy efficient symbol-level precoding in multiuser MISO channels. - Maha Alodeh; Symeon Chatzinotas; Björn E. Ottersten (SPAWC, 2015)

Multicast multigroup beamforming for per-antenna power constrained large-scale arrays. - Dimitrios Christopoulos; Symeon Chatzinotas; Björn E. Ottersten (SPAWC, 2015)

Secrecy energy efficiency optimization for MISO and SISO communication networks. - Ashkan Kalantari; Sina Maleki; Symeon Chatzinotas; Björn E. Ottersten (SPAWC, 2015)

Power Control for Satellite Uplink and Terrestrial Fixed-Service Co-Existence in Ka-Band. - Eva Lagunas; Shree Krishna Sharma; Sina Maleki; Symeon Chatzinotas; Björn E. Ottersten (VTC Fall, 2015)

3D Beamforming for Spectral Coexistence of Satellite and Terrestrial Networks. - Shree Krishna Sharma; Symeon Chatzinotas; Joel Grotz; Björn E. Ottersten (VTC Fall, 2015)

Cognitive spectrum utilization in Ka band multibeam satellite communications. - Sina Maleki; Symeon Chatzinotas; Barry G. Evans; Konstantinos P. Liolis; Joel Grotz; Alessandro Vanelli-Coralli; Nicolas Chuberre (IEEE Commun. Mag., 2015)

Cognitive Radio Techniques Under Practical Imperfections: A Survey. - Shree Krishna Sharma; Tadilo Endeshaw Bogale; Symeon Chatzinotas; Björn E. Ottersten; Long Bao Le; Xianbin Wang 001 (IEEE Commun. Surv. Tutorials, 2015)

Symbol Based Precoding in The Downlink of Cognitive MISO Channels. - Maha Alodeh; Symeon Chatzinotas; Björn E. Ottersten (CoRR, 2015)

Coordinated Multibeam Satellite Co-location: The Dual Satellite Paradigm. - Dimitrios Christopoulos; Shree Krishna Sharma; Symeon Chatzinotas; Jens Krause; Björn E. Ottersten (CoRR, 2015)

Performance Analysis of Underlay Cognitive Radio Systems: Estimation-Throughput Tradeoff. - Ankit Kaushik; Shree Krishna Sharma; Symeon Chatzinotas; Björn E. Ottersten; Friedrich K. Jondral (CoRR, 2015)

Cognitive beamhopping for spectral coexistence of multibeam satellites. - Shree Krishna Sharma; Symeon Chatzinotas; Björn E. Ottersten (Int. J. Satell. Commun. Netw., 2015)

Resource Allocation for Cognitive Satellite Communications With Incumbent Terrestrial Networks. - Eva Lagunas; Shree Krishna Sharma; Sina Maleki; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Cogn. Commun. Netw., 2015)

Wideband Identification of Power Network Parameters Using Pseudo-Random Binary Sequences on Power Inverters. - Surena Neshvad; Symeon Chatzinotas; Jürgen Sachau (IEEE Trans. Smart Grid, 2015)

Spatial DCT-Based Channel Estimation in Multi-Antenna Multi-Cell Interference Channels. - Maha Alodeh; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Signal Process., 2015)

Constructive Multiuser Interference in Symbol Level Precoding for the MISO Downlink Channel. - Maha Alodeh; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Signal Process., 2015)

Multicast Multigroup Precoding and User Scheduling for Frame-Based Satellite Communications. - Dimitrios Christopoulos; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Wirel. Commun., 2015)

Joint Power Control in Wiretap Interference Channels. - Ashkan Kalantari; Sina Maleki; Gan Zheng; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Wirel. Commun., 2015)

To AND or To OR: On Energy-Efficient Distributed Spectrum Sensing With Combined Censoring and Sleeping. - Sina Maleki; Geert Leus; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Wirel. Commun., 2015)

Cognitive Zone for Broadband Satellite Communications in 17.3-17.7 GHz Band. - Sina Maleki; Symeon Chatzinotas; Jens Krause; Konstantinos P. Liolis; Björn E. Ottersten (IEEE Wirel. Commun. Lett., 2015)

Optimized link adaptation for DVB-S2X precoded waveforms based on SNIR estimation. - Stefano Andrenacci; Danilo Spano; Dimitrios Christopoulos; Symeon Chatzinotas; Jens Krause; Björn E. Ottersten (ACSSC, 2016)

Hybrid analog-digital transceiver designs for cognitive radio millimiter wave systems. - Christos G. Tsinos; Sina Maleki; Symeon Chatzinotas; Björn E. Ottersten (ACSSC, 2016)

Exploiting orthogonality in DVB-S2X through timing pre-compensation. - Stefano Andrenacci; Symeon Chatzinotas; Alessandro Vanelli-Coralli; Stefano Cioni; Alberto Ginesi; Björn E. Ottersten (ASMS/SPSC, 2016)

Multicast multigroup precoding for frame-based multi-gateway satellite communications. - Dimitrios Christopoulos; Harri Pennanen; Symeon Chatzinotas; Björn E. Ottersten (ASMS/SPSC, 2016)

Future ground beamforming. - Gennaro Gallinaro; Stefano Cioni; F. Vanin; O. Vidal; G. Huggins; M. Gross; Stefano Andrenacci; Symeon Chatzinotas; Emanuele Tirrò (ASMS/SPSC, 2016)

Frequency of arrival-based interference localization using a single satellite. - Ashkan Kalantari; Sina Maleki; Symeon Chatzinotas; Björn E. Ottersten (ASMS/SPSC, 2016)

Symbol-level precoding with per-antenna power constraints for the multi-beam satellite downlink. - Danilo Spano; Symeon Chatzinotas; Jens Krause; Björn E. Ottersten (ASMS/SPSC, 2016)

Experimental Study of an Underlay Cognitive Radio System: Model Validation and Demonstration. - Hanna Becker; Ankit Kaushik; Shree Krishna Sharma; Symeon Chatzinotas; Friedrich K. Jondral (CrownCom, 2016)

Effect of Primary User Traffic on Largest Eigenvalue Based Spectrum Sensing Technique. - Pawan Dhakal; Shree Krishna Sharma; Symeon Chatzinotas; Björn E. Ottersten; Daniel Gaetano Riviello (CrownCom, 2016)

Compressive sensing based energy detector. - Eva Lagunas; Shree Krishna Sharma; Symeon Chatzinotas; Björn E. Ottersten (EUSIPCO, 2016)

Per-Antenna Power Minimization in Symbol-Level Precoding. - Danilo Spano; Maha Alodeh; Symeon Chatzinotas; Björn E. Ottersten (GLOBECOM, 2016)

Secure M-PSK communication via directional modulation. - Ashkan Kalantari; Mojtaba Soltanalian; Sina Maleki; Symeon Chatzinotas; Björn E. Ottersten (ICASSP, 2016)

Compressive sensing based target counting and localization exploiting joint sparsity. - Eva Lagunas; Shree Krishna Sharma; Symeon Chatzinotas; Björn E. Ottersten (ICASSP, 2016)

On the error performance bound of ordered statistics decoding of linear block codes. - Pawan Dhakal; Roberto Garello; Shree Krishna Sharma; Symeon Chatzinotas; Björn E. Ottersten (ICC, 2016)

Performance analysis of hybrid cognitive radio systems with imperfect channel knowledge. - Ankit Kaushik; Shree Krishna Sharma; Symeon Chatzinotas; Björn E. Ottersten; Friedrich K. Jondral (ICC, 2016)

Power and rate allocation in cognitive satellite uplink networks. - Eva Lagunas; Sina Maleki; Symeon Chatzinotas; Mojtaba Soltanalian; Ana I. Pérez-Neira; Björn E. Ottersten (ICC, 2016)

MMSE filtering performance of DH-AF massive MIMO relay systems with residual transceiver impairments. - Anastasios K. Papazafeiropoulos; Shree Krishna Sharma; Symeon Chatzinotas (ICC Workshops, 2016)

Distributed coordinated beamforming for multi-cell multigroup multicast systems. - Harri Pennanen; Dimitrios Christopoulos; Symeon Chatzinotas; Björn E. Ottersten (ICC, 2016)

Active interference constraint learning with uncertain feedback for Cognitive Radio Networks. - Anestis Tsakmalis; Symeon Chatzinotas; Björn E. Ottersten (ICC, 2016)

Peak power minimization in symbol-level precoding for cognitive MISO downlink channels. - Maha Alodeh; Danilo Spano; Symeon Chatzinotas; Björn E. Ottersten (DSP, 2016)

Power and direction of transmission estimation for a directive source: Identifiability analysis and estimation algorithm. - Sina Maleki; Philippe Ciblat; M. R. Bhavani Shankar; Symeon Chatzinotas; Björn E. Ottersten (SAM, 2016)

Physical layer aspects of wireless IoT. - Shree Krishna Sharma; Tadilo Endeshaw Bogale; Symeon Chatzinotas; Xianbin Wang 001; Long Bao Le (ISWCS, 2016)

Cognitive Interference Management Techniques for the Spectral Co-existence of GSO and NGSO Satellites. - Ameneh Pourmoghadas; Shree Krishna Sharma; Symeon Chatzinotas; Björn E. Ottersten (WISATS, 2016)

Joint compression and feedback of CSI in correlated multiuser MISO channels. - Maha Alodeh; Symeon Chatzinotas; Björn E. Ottersten (SPAWC, 2016)

Impact of transceiver hardware impairments on the ergodic channel capacity for Rayleigh-product MIMO channels. - Anastasios K. Papazafeiropoulos; Shree Krishna Sharma; Symeon Chatzinotas; Tharmalingam Ratnarajah; Björn E. Ottersten (SPAWC, 2016)

On-board the satellite interference detection with imperfect signal cancellation. - Christos Politis; Sina Maleki; Christos G. Tsinos; Symeon Chatzinotas; Björn E. Ottersten (SPAWC, 2016)

Performance Analysis of Interweave Cognitive Radio Systems with Imperfect Channel Knowledge over Nakagami Fading Channels. - Ankit Kaushik; Shree Krishna Sharma; Symeon Chatzinotas; Björn E. Ottersten; Friedrich K. Jondral (VTC Fall, 2016)

Square-Law Selector and Square-Law Combiner for Cognitive Radio Systems: An Experimental Study. - Lucas Rodes; Ankit Kaushik; Shree Krishna Sharma; Symeon Chatzinotas; Friedrich K. Jondral (VTC Fall, 2016)

Two-Phase Concurrent Sensing and Transmission Scheme for Full Duplex Cognitive Radio. - Shree Krishna Sharma; Tadilo Endeshaw Bogale; Long Bao Le; Symeon Chatzinotas; Xianbin Wang 001; Björn E. Ottersten (VTC Fall, 2016)

Application of Compressive Sensing in Cognitive Radio Communications: A Survey. - Shree Krishna Sharma; Eva Lagunas; Symeon Chatzinotas; Björn E. Ottersten (IEEE Commun. Surv. Tutorials, 2016)

Symbol-Level Multiuser MISO Precoding for Multi-level Adaptive Modulation: A Multicast View. - Maha Alodeh; Symeon Chatzinotas; Björn E. Ottersten (CoRR, 2016)

Hybrid Analog-Digital Transceiver Designs for Cognitive Large-Scale Antenna Array Systems. - Christos G. Tsinos; Sina Maleki; Symeon Chatzinotas; Björn E. Ottersten (CoRR, 2016)

Universal Intelligent Small Cell (UnISCell) for next generation cellular networks. - Mohammad N. Patwary; Shree Krishna Sharma; Symeon Chatzinotas; Yunfei Chen 001; Mohamed Abdel-Maguid; Raed Abd-Alhameed; James M. Noras; Björn E. Ottersten (Digit. Commun. Networks, 2016)

Multiple Access Techniques for Next Generation Wireless: Recent Advances and Future Perspectives. - Shree Krishna Sharma; Mohammad N. Patwary; Symeon Chatzinotas (EAI Endorsed Trans. Wirel. Spectr., 2016)

In-line interference mitigation techniques for spectral coexistence of GEO and NGEO satellites. - Shree Krishna Sharma; Symeon Chatzinotas; Björn E. Ottersten (Int. J. Satell. Commun. Netw., 2016)

Directional Modulation Via Symbol-Level Precoding: A Way to Enhance Security. - Ashkan Kalantari; Mojtaba Soltanalian; Sina Maleki; Symeon Chatzinotas; Björn E. Ottersten (IEEE J. Sel. Top. Signal Process., 2016)

On the Performance Analysis of Underlay Cognitive Radio Systems: A Deployment Perspective. - Ankit Kaushik; Shree Krishna Sharma; Symeon Chatzinotas; Björn E. Ottersten; Friedrich K. Jondral (IEEE Trans. Cogn. Commun. Netw., 2016)

Cooperative Estimation of Power and Direction of Transmission for a Directive Source. - Sina Maleki; Philippe Ciblat; Symeon Chatzinotas; Bhavani Shankar; Björn E. Ottersten (IEEE Trans. Cogn. Commun. Netw., 2016)

Centralized Power Control in Cognitive Radio Networks Using Modulation and Coding Classification Feedback. - Anestis Tsakmalis; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Cogn. Commun. Netw., 2016)

Energy-Efficient Symbol-Level Precoding in Multiuser MISO Based on Relaxed Detection Region. - Maha Alodeh; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Wirel. Commun., 2016)

Sensing-Throughput Tradeoff for Interweave Cognitive Radio System: A Deployment-Centric Viewpoint. - Ankit Kaushik; Shree Krishna Sharma; Symeon Chatzinotas; Björn E. Ottersten; Friedrich K. Jondral (IEEE Trans. Wirel. Commun., 2016)

Precoding in Multibeam Satellite Communications: Present and Future Challenges. - Miguel Ángel Vázquez; Ana I. Pérez-Neira; Dimitrios Christopoulos; Symeon Chatzinotas; Björn E. Ottersten; Pantelis-Daniel M. Arapoglou; Alberto Ginesi; Giorgio Taricco (IEEE Wirel. Commun., 2016)

Spectrum sharing in hybrid terrestrial-satellite backhaul networks in the Ka band. - Xavier Artiga; Miguel Ángel Vázquez; Ana I. Pérez-Neira; Christos G. Tsinos; Eva Lagunas; Symeon Chatzinotas; Venkatesh Ramireddy; Christian Steinmetz; Rudolf Zetik; Konstantinos Ntougias; Dimitrios Ntaikos; Constantinos B. Papadias (EuCNC, 2017)

Multi-cell interference coordination for multigroup multicast transmission. - Oskari Tervo; Harri Pennanen; Symeon Chatzinotas; Björn E. Ottersten; Markku J. Juntti (EuCNC, 2017)

Spatial peak power minimization for relaxed phase M-PSK MIMO directional modulation transmitter. - Ashkan Kalantari; Christos G. Tsinos; Mojtaba Soltanalian; Symeon Chatzinotas; Wing-Kin Ma; Björn E. Ottersten (EUSIPCO, 2017)

Cache-Assisted Hybrid Satellite-Terrestrial Backhauling for 5G Cellular Networks. - Ashkan Kalantari; Marilena Fittipaldi; Symeon Chatzinotas; Thang X. Vu; Björn E. Ottersten (GLOBECOM, 2017)

A Framework for Optimizing Multi-Cell NOMA: Delivering Demand with Less Resource. - Lei You 002; Lei Lei 001; Di Yuan 001; Sumei Sun; Symeon Chatzinotas; Björn E. Ottersten (GLOBECOM, 2017)

Faster-than-Nyquist spatiotemporal symbol-level precoding in the downlink of multiuser MISO channels. - Maha Alodeh; Danilo Spano; Symeon Chatzinotas; Björn E. Ottersten (ICASSP, 2017)

Weak interference detection with signal cancellation in satellite communications. - Christos Politis; Sina Maleki; Christos G. Tsinos; Symeon Chatzinotas; Björn E. Ottersten (ICASSP, 2017)

Carrier allocation for Hybrid Satellite-Terrestrial Backhaul networks. - Eva Lagunas; Sina Maleki; Lei Lei 001; Christos G. Tsinos; Symeon Chatzinotas; Björn E. Ottersten (ICC Workshops, 2017)

Multi-antenna based one-bit spatio-temporal wideband sensing for cognitive radio networks. - Juan Carlos Merlano Duncan; Shree Krishna Sharma; Symeon Chatzinotas; Björn E. Ottersten; Xianbin Wang 001 (ICC, 2017)

Energy-efficient coordinated multi-cell multi-group multicast beamforming with antenna selection. - Oskari Tervo; Le-Nam Tran; Harri Pennanen; Symeon Chatzinotas; Markku J. Juntti; Björn E. Ottersten (ICC Workshops, 2017)

On the energy-efficiency of hybrid analog-digital transceivers for large antenna array systems. - Christos G. Tsinos; Sina Maleki; Symeon Chatzinotas; Björn E. Ottersten (ICC, 2017)

On the diversity of partial relaying cooperation with relay selection in finite-SNR regime. - Thang X. Vu; Symeon Chatzinotas; Björn E. Ottersten (ICC, 2017)

Spectral-efficient model for multiuser massive MIMO: Exploiting user velocity. - Thang X. Vu; Trinh Anh Vu; Symeon Chatzinotas; Björn E. Ottersten (ICC, 2017)

A deep learning approach for optimizing content delivering in cache-enabled HetNet. - Lei Lei 001; Lei You 002; Gaoyang Dai; Thang X. Vu; Di Yuan 001; Symeon Chatzinotas (ISWCS, 2017)

Relay selection strategies for SWIPT-enabled cooperative wireless systems. - Sumit Gautam; Eva Lagunas; Shree Krishna Sharma; Symeon Chatzinotas; Björn E. Ottersten (PIMRC, 2017)

Computationally efficient symbol-level precoding communications demonstrator. - Juan Carlos Merlano Duncan; Jevgenij Krivochiza; Stefano Andrenacci; Symeon Chatzinotas; Björn E. Ottersten (PIMRC, 2017)

Secrecy analysis of random wireless networks with multiple eavesdroppers. - Satyanarayana Vuppala; Symeon Chatzinotas; Björn E. Ottersten (PIMRC, 2017)

Energy optimization for full-duplex self-backhauled HetNet with non-orthogonal multiple access. - Lei Lei 001; Eva Lagunas; Sina Maleki; Qing He 002; Symeon Chatzinotas; Björn E. Ottersten (SPAWC, 2017)

MIMO directional modulation M-QAM precoding for transceivers performance enhancement. - Ashkan Kalantari; Christos G. Tsinos; Mojtaba Soltanalian; Symeon Chatzinotas; Wing-Kin Ma; Björn E. Ottersten (SPAWC, 2017)

Impact of residual transceiver impairments on MMSE filtering performance of Rayleigh-product MIMO channels. - Shree Krishna Sharma; Anastasios K. Papazafeiropoulos; Symeon Chatzinotas; Xianbin Wang 001; Tharm Ratnarajah (SPAWC, 2017)

Spatial PAPR reduction in symbol-level precoding for the multi-beam satellite downlink. - Danilo Spano; Maha Alodeh; Symeon Chatzinotas; Jens Krause; Björn E. Ottersten (SPAWC, 2017)

Energy-efficient joint unicast and multicast beamforming with multi-antenna user terminals. - Oskari Tervo; Le-Nam Tran; Symeon Chatzinotas; Markku J. Juntti; Björn E. Ottersten (SPAWC, 2017)

Energy-efficient design for edge-caching wireless networks: When is coded-caching beneficial? - Thang X. Vu; Symeon Chatzinotas; Björn E. Ottersten (SPAWC, 2017)

Power allocation for in-band full-duplex self-backhauling. - Eva Lagunas; Lei Lei 001; Sina Maleki; Symeon Chatzinotas; Björn E. Ottersten (TSP, 2017)

Wireless Information and Power Transfer: Issues, Advances, and Challenges. - Tharindu D. Ponnimbaduge Perera; Dushantha Nalin K. Jayakody; Symeon Chatzinotas; Vishal Sharma 001 (VTC Fall, 2017)

Coded Caching and Storage Planning in Heterogeneous Networks. - Thang X. Vu; Symeon Chatzinotas; Björn E. Ottersten (WCNC, 2017)

Joint Beamforming and Power Optimization With Iterative User Clustering for MISO-NOMA Systems. - Zhengxuan Liu; Lei Lei 001; Ningbo Zhang; Guixia Kang; Symeon Chatzinotas (IEEE Access, 2017)

Wireless Energy Harvesting Assisted Two-Way Cognitive Relay Networks: Protocol Design and Performance Analysis. - Dang Khoa Nguyen; Dushantha Nalin K. Jayakody; Symeon Chatzinotas; John S. Thompson; Jun Li 004 (IEEE Access, 2017)

Symbol-level and Multicast Precoding for Multiuser Multiantenna Downlink: A Survey, Classification and Challenges. - Maha Alodeh; Danilo Spano; Ashkan Kalantari; Christos G. Tsinos; Dimitrios Christopoulos; Symeon Chatzinotas; Björn E. Ottersten (CoRR, 2017)

Energy-Efficient M-QAM Precoder Design with Spatial Peak Power Minimization for MIMO Directional Modulation Transceivers. - Ashkan Kalantari; Christos G. Tsinos; Mojtaba Soltanalian; Symeon Chatzinotas; Wing-Kin Ma; Björn E. Ottersten (CoRR, 2017)

Energy-Efficient Coordinated Multi-Cell Multigroup Multicast Beamforming with Antenna Selection. - Oskari Tervo; Le-Nam Tran; Harri Pennanen; Symeon Chatzinotas; Markku J. Juntti; Björn E. Ottersten (CoRR, 2017)

Edge-Caching Wireless Networks: Energy-Efficient Design and Optimization. - Thang X. Vu; Symeon Chatzinotas; Björn E. Ottersten (CoRR, 2017)

Resource Optimization in Multi-cell NOMA. - Lei You 002; Di Yuan 001; Lei Lei 001; Sumei Sun; Symeon Chatzinotas; Björn E. Ottersten (CoRR, 2017)

Distributed Optimization for Coordinated Beamforming in Multi-Cell Multigroup Multicast Systems: Power Minimization and SINR Balancing. - Oskari Tervo; Harri Pennanen; Dimitrios Christopoulos; Symeon Chatzinotas; Björn E. Ottersten (CoRR, 2017)

Finite-SNR analysis for partial relaying cooperation with channel coding and opportunistic relay selection. - Thang X. Vu; Pierre Duhamel; Symeon Chatzinotas; Björn E. Ottersten (EURASIP J. Adv. Signal Process., 2017)

Cognitive approaches to enhance spectrum availability for satellite systems. - Symeon Chatzinotas; Barry G. Evans; Alessandro Guidotti; Vincenzo Icolari; Eva Lagunas; Sina Maleki; Shree Krishna Sharma; Daniele Tarchi; Paul T. Thompson; Alessandro Vanelli-Coralli (Int. J. Satell. Commun. Netw., 2017)

On the spectral coexistence of GSO and NGSO FSS systems: power control mechanisms and a methodology for inter-site distance determination. - A. Pourmoghadas; Shree Krishna Sharma; Symeon Chatzinotas; Björn E. Ottersten (Int. J. Satell. Commun. Netw., 2017)

Special issue on "Cognitive Radio and Networks for Satellite and Space Communications". - Daniele Tarchi; Symeon Chatzinotas; Alessandro Vanelli-Coralli; Björn E. Ottersten (Int. J. Satell. Commun. Netw., 2017)

SANSA - hybrid terrestrial-satellite backhaul network: scenarios, use cases, KPIs, architecture, network and physical layer techniques. - Georgios Ziaragkas; Georgia Poziopoulou; José Núñez-Martínez; Jorge Baranda; Isaac Moreno; Christos G. Tsinos; Sina Maleki; Shree Krishna Sharma; Maha Alodeh; Symeon Chatzinotas (Int. J. Satell. Commun. Netw., 2017)

On the Energy-Efficiency of Hybrid Analog-Digital Transceivers for Single- and Multi-Carrier Large Antenna Array Systems. - Christos G. Tsinos; Sina Maleki; Symeon Chatzinotas; Björn E. Ottersten (IEEE J. Sel. Areas Commun., 2017)

Ergodic Capacity Analysis of AF DH MIMO Relay Systems With Residual Transceiver Hardware Impairments: Conventional and Large System Limits. - Anastasios K. Papazafeiropoulos; Shree Krishna Sharma; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Veh. Technol., 2017)

Symbol-Level Multiuser MISO Precoding for Multi-Level Adaptive Modulation. - Maha Alodeh; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Wirel. Commun., 2017)

Simultaneous Sensing and Transmission for Cognitive Radios With Imperfect Signal Cancellation. - Christos Politis; Sina Maleki; Christos G. Tsinos; Konstantinos P. Liolis; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Wirel. Commun., 2017)

Interference Constraint Active Learning with Uncertain Feedback for Cognitive Radio Networks. - Anestis Tsakmalis; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Wirel. Commun., 2017)

QoS-Constrained Sum-Harvested Energy Maximization in OFDMA-based Wireless Cooperative Networks. - Sumit Gautam; Eva Lagunas; Satyanarayana Vuppala; Symeon Chatzinotas; Björn E. Ottersten (ANTS, 2018)

Precoder Design for Multibeam Mobile Satellite Systems. - Vahid Joroughi; M. R. Bhavani Shankar; Sina Maleki; Symeon Chatzinotas; Joel Grotz; Björn E. Ottersten (ACSSC, 2018)

Resource Allocation Approach for Differential Doppler Reduction in NB-IoT over LEO Satellite. - Oltjon Kodheli; Stefano Andrenacci; Nicola Maturo; Symeon Chatzinotas; Frank Zimmer (ASMS/SPSC, 2018)

Cross-Layer Forward Packet Scheduling for Emerging Precoded Broadband Multibeam Satellite System. - Eva Lagunas; Stefano Andrenacci; Symeon Chatzinotas; Björn E. Ottersten (ASMS/SPSC, 2018)

Link Adaptation and Carriers Detection Errors in Multibeam Satellite Systems with Linear Precoding. - Anxo Tato; Stefano Andrenacci; Symeon Chatzinotas; Carlos Mosquera (ASMS/SPSC, 2018)

Antenna Selection Symbol-Level Precoding for Low Complexity Large-Scale Antenna Array Systems. - Stavros G. Domouchtsidis; Christos G. Tsinos; Symeon Chatzinotas; Björn E. Ottersten (CAMAD, 2018)

Parallel and Hybrid Soft-Thresholding Algorithms with Line Search for Sparse Nonlinear Regression. - Yang Yang 033; Marius Pesavento; Symeon Chatzinotas; Björn E. Ottersten (EUSIPCO, 2018)

Graph Similarity based on Graph Fourier Distances. - Eva Lagunas; Antonio G. Marques; Symeon Chatzinotas; Björn E. Ottersten (EUSIPCO, 2018)

Sequential Spatia-temporal Symbol-level Precoding Enabling Faster-than-Nyquist Signaling for Multi-user MISO Systems. - Danilo Spano; Symeon Chatzinotas; Björn E. Ottersten (EUSIPCO, 2018)

A Novel Approach to Joint User Selection and Precoding for Multiuser MISO Downlink Channels. - Ashok Bandi; Shankar Mysore Rama R. Bhavani; Sina Maleki; Symeon Chatzinotas; Björn E. Ottersten (GlobalSIP, 2018)

Deploying Joint Beam Hopping and Precoding in Multibeam Satellite Networks with Time Variant Traffic. - Vahid Joroughi; Eva Lagunas; Stefano Andrenacci; Nicola Maturo; Symeon Chatzinotas; Joel Grotz; Björn E. Ottersten (GlobalSIP, 2018)

Sequential Resource Distribution Technique for Multi-User OFDM-SWIPT Based Cooperative Networks. - Sumit Gautam; Eva Lagunas; Symeon Chatzinotas; Björn E. Ottersten (GLOBECOM, 2018)

Robust Precoding and Beamforming in a Multiple Gateway Multibeam Satellite System. - Vahid Joroughi; Bhavani Shankar Mysore Rama Rao; Sina Maleki; Symeon Chatzinotas; Joel Grotz; Björn E. Ottersten (GLOBECOM, 2018)

Closed-Form Solution for Computationally Efficient Symbol-Level Precoding. - Jevgenij Krivochiza; Juan Carlos Merlano Duncan; Stefano Andrenacci; Symeon Chatzinotas; Björn E. Ottersten (GLOBECOM, 2018)

Power and Load Optimization in Interference-Coupled Non-Orthogonal Multiple Access Networks. - Lei Lei 001; Lei You 002; Yang Yang 033; Di Yuan 001; Symeon Chatzinotas; Björn E. Ottersten (GLOBECOM, 2018)

Papr Minimization Through Spatio-Temporal Symbol-Level Precoding for the Non-Linear Multi-User MISO Channel. - Danilo Spano; Maha Alodeh; Symeon Chatzinotas; Björn E. Ottersten (ICASSP, 2018)

Constrained Bayesian Active Learning of a Linear Classifier. - Anestis Tsakmalis; Symeon Chatzinotas; Björn E. Ottersten (ICASSP, 2018)

User Selection for Symbol-Level Multigroup Multicasting Precoding in the Downlink of MISO Channels. - Maha Alodeh; Symeon Chatzinotas; Björn E. Ottersten (ICC, 2018)

Latency Minimization for Content Delivery Networks with Wireless Edge Caching. - Thang X. Vu; Lei Lei 001; Satyanarayana Vuppala; Ashkan Kalantari; Symeon Chatzinotas; Björn E. Ottersten (ICC, 2018)

Energy-Efficient Resource Optimization with Wireless Power Transfer for Secure NOMA Systems. - Lei Lei 001; Zheng Chang 001; Yun Hu 001; Tapani Ristaniemi; Yaxiong Yuan; Symeon Chatzinotas (ICCC, 2018)

Fair Carrier Allocation for 5G Integrated Satellite-Terrestrial Backhaul Networks. - Eva Lagunas; Symeon Chatzinotas; Björn E. Ottersten (ICT, 2018)

Resource Allocation and Relay Selection for Multi-User OFDM-Based Cooperative Networks with SWIPT. - Sumit Gautam; Eva Lagunas; Symeon Chatzinotas; Björn E. Ottersten (ISWCS, 2018)

Multigroup Multicast Beamforming and Antenna Selection with Rate-Splitting in Multicell Systems. - Oskari Tervo; Le-Nam Tran; Symeon Chatzinotas; Björn E. Ottersten; Markku J. Juntti (SPAWC, 2018)

Symbol-Level Precoding with Low Resolution DACs for Large-Scale Array MU-MIMO Systems. - Christos G. Tsinos; Ashkan Kalantari; Symeon Chatzinotas; Björn E. Ottersten (SPAWC, 2018)

Hybrid Analog-Digital Transceiver Designs for mmWave Amplify-and-Forward Relaying Systems. - Christos G. Tsinos; Symeon Chatzinotas; Björn E. Ottersten (TSP, 2018)

On-Board Precoding in a Multiple Gateway Multibeam Satellite System. - Vahid Joroughi; M. R. Bhavani Shankar; Sina Maleki; Symeon Chatzinotas; Joel Grotz; Björn E. Ottersten (VTC Fall, 2018)

Joint wireless information and energy transfer in cache-assisted relaying systems. - Sumit Gautam; Thang X. Vu; Symeon Chatzinotas; Björn E. Ottersten (WCNC, 2018)

Designing joint precoding and beamforming in a multiple gateway multibeam satellite system. - Vahid Joroughi; M. R. Bhavani Shankar; Sina Maleki; Symeon Chatzinotas; Joel Grotz; Björn E. Ottersten (WCNC, 2018)

Energy-efficient design for latency-tolerant content delivery networks. - Thang X. Vu; Lei Lei 001; Satyanarayana Vuppala; Symeon Chatzinotas; Björn E. Ottersten (WCNC Workshops, 2018)

Cache-aided millimeter wave Ad-Hoc networks. - Satyanarayana Vuppala; Thang X. Vu; Sumit Gautam; Symeon Chatzinotas; Björn E. Ottersten (WCNC, 2018)

Optimal Deployment of Base Stations in Cognitive Satellite-Terrestrial Networks. - Satyanarayana Vuppala; Mathini Sellathurai; Symeon Chatzinotas (WSA, 2018)

SDR Implementation of a Testbed for Real-Time Interference Detection With Signal Cancellation. - Christos Politis; Sina Maleki; Juan Carlos Merlano Duncan; Jevgenij Krivochiza; Symeon Chatzinotas; Björn E. Ottersten (IEEE Access, 2018)

Symbol-Level and Multicast Precoding for Multiuser Multiantenna Downlink: A State-of-the-Art, Classification, and Challenges. - Maha Alodeh; Danilo Spano; Ashkan Kalantari; Christos G. Tsinos; Dimitrios Christopoulos; Symeon Chatzinotas; Björn E. Ottersten (IEEE Commun. Surv. Tutorials, 2018)

Simultaneous Wireless Information and Power Transfer (SWIPT): Recent Advances and Future Challenges. - Tharindu D. Ponnimbaduge Perera; Dushantha Nalin K. Jayakody; Shree Krishna Sharma; Symeon Chatzinotas; Jun Li 004 (IEEE Commun. Surv. Tutorials, 2018)

Dynamic Spectrum Sharing in 5G Wireless Networks With Full-Duplex Technology: Recent Advances and Research Challenges. - Shree Krishna Sharma; Tadilo Endeshaw Bogale; Long Bao Le; Symeon Chatzinotas; Xianbin Wang 001; Björn E. Ottersten (IEEE Commun. Surv. Tutorials, 2018)

Signal Processing for High Throughput Satellite Systems: Challenges in New Interference-Limited Scenarios. - Ana I. Pérez-Neira; Miguel Ángel Vázquez; Sina Maleki; M. R. Bhavani Shankar; Symeon Chatzinotas (CoRR, 2018)

Energy-Efficient Multi-Cell Multigroup Multicasting with Joint Beamforming and Antenna Selection. - Oskari Tervo; Le-Nam Tran; Harri Pennanen; Symeon Chatzinotas; Björn E. Ottersten; Markku J. Juntti (CoRR, 2018)

NOMA Aided Interference Management for Full-Duplex Self-Backhauling HetNets. - Lei Lei 001; Eva Lagunas; Symeon Chatzinotas; Björn E. Ottersten (IEEE Commun. Lett., 2018)

Precoding, Scheduling, and Link Adaptation in Mobile Interactive Multibeam Satellite Systems. - Miguel Ángel Vázquez; M. R. Bhavani Shankar; Charilaos I. Kourogiorgas; Pantelis-Daniel M. Arapoglou; Vincenzo Icolari; Symeon Chatzinotas; Athanasios D. Panagopoulos; Ana I. Pérez-Neira (IEEE J. Sel. Areas Commun., 2018)

Constrained Bayesian Active Learning of Interference Channels in Cognitive Radio Networks. - Anestis Tsakmalis; Symeon Chatzinotas; Björn E. Ottersten (IEEE J. Sel. Top. Signal Process., 2018)

Successive Convex Approximation Algorithms for Sparse Signal Estimation With Nonconvex Regularizations. - Yang Yang 033; Marius Pesavento; Symeon Chatzinotas; Björn E. Ottersten (IEEE J. Sel. Top. Signal Process., 2018)

Shared Access Satellite-Terrestrial Reconfigurable Backhaul Network Enabled by Smart Antennas at MmWave Band. - Xavier Artiga; Ana I. Pérez-Neira; Jorge Baranda; Eva Lagunas; Symeon Chatzinotas; Rudolf Zetik; Przemyslaw Gorski; Konstantinos Ntougias; David Perez; Georgios Ziaragkas (IEEE Netw., 2018)

Computationally and energy efficient symbol-level precoding communications demonstrator. - Jevgenij Krivochiza; Juan Carlos Merlano Duncan; Stefano Andrenacci; Symeon Chatzinotas; Björn E. Ottersten (Phys. Commun., 2018)

Beamforming for Secure Wireless Information and Power Transfer in Terrestrial Networks Coexisting With Satellite Networks. - Zhi Lin 001; Min Lin 001; Jian Ouyang; Wei-Ping Zhu 001; Symeon Chatzinotas (IEEE Signal Process. Lett., 2018)

Impact of Residual Additive Transceiver Hardware Impairments on Rayleigh-Product MIMO Channels With Linear Receivers: Exact and Asymptotic Analyses. - Anastasios K. Papazafeiropoulos; Shree Krishna Sharma; Tharmalingam Ratnarajah; Symeon Chatzinotas (IEEE Trans. Commun., 2018)

Cache-Aided Millimeter Wave Ad Hoc Networks With Contention-Based Content Delivery. - Satyanarayana Vuppala; Thang X. Vu; Sumit Gautam; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Commun., 2018)

Energy-Efficient and Secure Resource Allocation for Multiple-Antenna NOMA With Wireless Power Transfer. - Zheng Chang 001; Lei Lei 001; Huaqing Zhang 001; Tapani Ristaniemi; Symeon Chatzinotas; Björn E. Ottersten; Zhu Han 001 (IEEE Trans. Green Commun. Netw., 2018)

Symbol-Level Precoding for the Nonlinear Multiuser MISO Downlink Channel. - Danilo Spano; Maha Alodeh; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Signal Process., 2018)

Distributed Optimization for Coordinated Beamforming in Multicell Multigroup Multicast Systems: Power Minimization and SINR Balancing. - Oskari Tervo; Harri Pennanen; Dimitrios Christopoulos; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Signal Process., 2018)

Energy-Efficient Multicell Multigroup Multicasting With Joint Beamforming and Antenna Selection. - Oskari Tervo; Le-Nam Tran; Harri Pennanen; Symeon Chatzinotas; Björn E. Ottersten; Markku J. Juntti (IEEE Trans. Signal Process., 2018)

Faster-Than-Nyquist Signaling Through Spatio-Temporal Symbol-Level Precoding for the Multiuser MISO Downlink Channel. - Danilo Spano; Maha Alodeh; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Wirel. Commun., 2018)

Edge-Caching Wireless Networks: Performance Analysis and Optimization. - Thang X. Vu; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Wirel. Commun., 2018)

Resource Optimization With Load Coupling in Multi-Cell NOMA. - Lei You 002; Di Yuan 001; Lei Lei 001; Sumei Sun; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Wirel. Commun., 2018)

Integrated Terrestrial-Satellite Wireless Backhauling: Resource Management and Benefits for 5G. - Musbah Shaat; Eva Lagunas; Ana Isabel Pérez-Neira; Symeon Chatzinotas (IEEE Veh. Technol. Mag., 2018)

Energy Minimization for Cache-Assisted Content Delivery Networks With Wireless Backhaul. - Thang X. Vu; Symeon Chatzinotas; Björn E. Ottersten; Trung Quang Duong (IEEE Wirel. Commun. Lett., 2018)

Active Content Popularity Learning via Query-by-Committee for Edge Caching. - Srikanth Bommaraveni; Thang X. Vu; Satyanarayana Vuppala; Symeon Chatzinotas; Björn E. Ottersten (ACSSC, 2019)

Energy-efficient Trajectory Design for UAV-enabled Wireless Communications with Latency Constraints. - Dinh Hieu Tran; Thang X. Vu; Symeon Chatzinotas; Björn E. Ottersten (ACSSC, 2019)

Link Budget Analysis for Satellite-Based Narrowband IoT Systems. - Oltjon Kodheli; Nicola Maturo; Stefano Andrenacci; Symeon Chatzinotas; Frank Zimmer (ADHOC-NOW, 2019)

Slicing Based Resource Allocation for Multiplexing of eMBB and URLLC Services in 5G Wireless Networks. - Praveen Kumar Korrai; Eva Lagunas; Shree Krishna Sharma; Symeon Chatzinotas; Björn E. Ottersten (CAMAD, 2019)

Content Popularity Estimation in Edge-Caching Networks from Bayesian Inference Perspective. - Sajad Mehrizi; Anestis Tsakmalis; Symeon Chatzinotas; Björn E. Ottersten (CCNC, 2019)

SER -Constrained Symbol-Level Precoding for Physical-Layer Security. - Abderrahmane Mayouche; Danilo Spano; Christos G. Tsinos; Symeon Chatzinotas; Björn E. Ottersten (CNS, 2019)

Margin-Based Active Online Learning Techniques for Cooperative Spectrum Sharing in CR Networks. - K. Praveen Kumar; Eva Lagunas; Shree Krishna Sharma; Satyanarayana Vuppala; Symeon Chatzinotas; Björn E. Ottersten (CrownCom, 2019)

Wireless Multi-group Multicast Precoding with Selective RF Energy Harvesting. - Sumit Gautam; Eva Lagunas; Symeon Chatzinotas; Björn E. Ottersten (EUSIPCO, 2019)

Satellite Links Integrated in 5G SDN-enabled Backhaul Networks: An Iterative Joint Power and Flow Assignment. - Eva Lagunas; Lei Lei 001; Symeon Chatzinotas; Björn E. Ottersten (EUSIPCO, 2019)

Joint User Grouping and Power Allocation for MISO Systems: Learning to Schedule. - Yaxiong Yuan; Thang X. Vu; Lei Lei 001; Symeon Chatzinotas; Björn E. Ottersten (EUSIPCO, 2019)

Majorization-Minimization Algorithms for Analog Beamforming with Large-Scale Antenna Arrays. - Aakash Arora; Christos G. Tsinos; R. Bhavani Shankar Mysore; Symeon Chatzinotas; Björn E. Ottersten (GlobalSIP, 2019)

MM-Based Solution for Partially Connected Hybrid Transceivers with Large Scale Antenna Arrays. - Aakash Arora; Christos G. Tsinos; Shankar Mysore Rama R. Bhavani; Symeon Chatzinotas; Björn E. Ottersten (GLOBECOM, 2019)

Joint Scheduling and Precoding for Frame-Based Multigroup Multicasting in Satellite Communications. - Ashok Bandi; Bhavani Shankar Mysore Rama Rao; Symeon Chatzinotas; Björn E. Ottersten (GLOBECOM, 2019)

Deploying Dynamic On-Board Signal Processing Schemes for Multibeam Satellite Systems. - Vahid Joroughi; Mirza Golam Kibria; Eva Lagunas; M. R. Bhavani Shankar; Symeon Chatzinotas; Joel Grotz; Sina Maleki; Björn E. Ottersten (GLOBECOM, 2019)

Carrier Aggregation in Multi-Beam High Throughput Satellite Systems. - Mirza Golam Kibria; Eva Lagunas; Nicola Maturo; Danilo Spano; Hayder Al-Hraishawi; Symeon Chatzinotas (GLOBECOM, 2019)

Precoded Cluster Hopping in Multi-Beam High Throughput Satellite Systems. - Mirza Golam Kibria; Eva Lagunas; Nicola Maturo; Danilo Spano; Symeon Chatzinotas (GLOBECOM, 2019)

Machine Learning Assisted PHYSEC Attacks and SLP Countermeasures for Multi-Antenna Downlink Systems. - Abderrahmane Mayouche; Danilo Spano; Christos G. Tsinos; Symeon Chatzinotas; Björn E. Ottersten (GLOBECOM, 2019)

Outage Performance of Integrated Satellite-Terrestrial Relay Networks with Opportunistic Scheduling. - Qingquan Huang; Wei-Ping Zhu 001; Symeon Chatzinotas; Mohamed-Slim Alouini (ICC, 2019)

Ultrareliable SWIPT using Unscheduled Short Packet Transmissions. - Steven Kisseleff; Symeon Chatzinotas; Björn E. Ottersten (ICC Workshops, 2019)

Non-Intrusive Flexible Measurement for the Amplitude Response of Wideband Transponders. - Nicolò Mazzali; Stefano Andrenacci; Symeon Chatzinotas (ICC, 2019)

Popularity Tracking for Proactive Content Caching with Dynamic Factor Analysis. - Sajad Mehrizi; Anestis Tsakmalis; Shahram ShahbazPanahi; Symeon Chatzinotas; Björn E. Ottersten (ICCC, 2019)

Architectures and Synchronization Techniques for Coherent Distributed Remote Sensing Systems. - Juan Carlos Merlano Duncan; Jorge Querol; Adriano Camps; Symeon Chatzinotas; Björn E. Ottersten (IGARSS, 2019)

M-QAM Modulation Symbol-Level Precoding for Power Minimization: Closed-Form Solution. - Jevgenij Krivochiza; Juan Carlos Merlano Duncan; Symeon Chatzinotas; Björn E. Ottersten (ISWCS, 2019)

Optimal Resource Allocation for NOMA-Enabled Cache Replacement and Content Delivery. - Lei Lei 001; Thang X. Vu; Lin Xiang; Xingjun Zhang; Symeon Chatzinotas; Björn E. Ottersten (PIMRC, 2019)

Learning-based Physical Layer Communications for Multiagent Collaboration. - Arsham Mostaani; Osvaldo Simeone; Symeon Chatzinotas; Björn E. Ottersten (PIMRC, 2019)

On Fairness Optimization for NOMA-Enabled Multi-Beam Satellite Systems. - Anyue Wang; Lei Lei 001; Eva Lagunas; Ana I. Pérez-Neira; Symeon Chatzinotas; Björn E. Ottersten (PIMRC, 2019)

Learning-Based Resource Allocation: Efficient Content Delivery Enabled by Convolutional Neural Network. - Lei Lei 001; Yaxiong Yuan; Thang X. Vu; Symeon Chatzinotas; Björn E. Ottersten (SPAWC, 2019)

RLS Precoding for Massive MIMO Systems with Nonlinear Front-End. - Ali Bereyhi; Saba Asaad; Ralf R. Müller; Symeon Chatzinotas (SPAWC, 2019)

Pricing Perspective for SWIPT in OFDM-based Multi-User Wireless Cooperative Systems. - Sumit Gautam; Eva Lagunas; Satyanarayana Vuppala; Symeon Chatzinotas; Björn E. Ottersten (WCNC, 2019)

Robust Precoding Techniques for Multibeam Mobile Satellite Systems. - Vahid Joroughi; M. R. Bhavani Shankar; Sina Maleki; Symeon Chatzinotas; Joel Grotz; Björn E. Ottersten (WCNC, 2019)

Power and Flow Assignment for 5G Integrated Terrestrial-Satellite Backhaul Networks. - Eva Lagunas; Lei Lei 001; Symeon Chatzinotas; Björn E. Ottersten (WCNC, 2019)

A Feature-Based Bayesian Method for Content Popularity Prediction in Edge-Caching Networks. - Sajad Mehrizi; Anestis Tsakmalis; Symeon Chatzinotas; Björn E. Ottersten (WCNC, 2019)

Blockchain-based Content Delivery Networks: Content Transparency Meets User Privacy. - Thang X. Vu; Symeon Chatzinotas; Björn E. Ottersten (WCNC, 2019)

Linear Precoding Design for Cache-aided Full-duplex Networks. - Thang X. Vu; Trinh Anh Vu; Lei Lei 001; Symeon Chatzinotas; Björn E. Ottersten (WCNC, 2019)

Machine Learning based Antenna Selection and Power Allocation in Multi-user MISO Systems. - Thang X. Vu; Lei Lei 001; Symeon Chatzinotas; Björn E. Ottersten (WiOpt, 2019)

An Uplink UE Group-Based Scheduling Technique for 5G mMTC Systems Over LEO Satellite. - Oltjon Kodheli; Stefano Andrenacci; Nicola Maturo; Symeon Chatzinotas; Frank Zimmer (IEEE Access, 2019)

FPGA Acceleration for Computationally Efficient Symbol-Level Precoding in Multi-User Multi-Antenna Communication Systems. - Jevgenij Krivochiza; Juan Carlos Merlano Duncan; Stefano Andrenacci; Symeon Chatzinotas; Björn E. Ottersten (IEEE Access, 2019)

A Bayesian Poisson-Gaussian Process Model for Popularity Learning in Edge-Caching Networks. - Sajad Mehrizi; Anestis Tsakmalis; Symeon Chatzinotas; Björn E. Ottersten (IEEE Access, 2019)

The Application of Power-Domain Non-Orthogonal Multiple Access in Satellite Communication Networks. - Xiaojuan Yan; Kang An 001; Tao Liang 001; Gan Zheng; Zhiguo Ding 001; Symeon Chatzinotas; Yan Liu (IEEE Access, 2019)

Interference Exploitation via Symbol-Level Precoding: Overview, State-of-the-Art and Future Directions. - Ang Li 003; Danilo Spano; Jevgenij Krivochiza; Stavros G. Domouchtsidis; Christos G. Tsinos; Christos Masouros; Symeon Chatzinotas; Yonghui Li 001; Branka Vucetic; Björn E. Ottersten (CoRR, 2019)

Towards Tactile Internet in Beyond 5G Era: Recent Advances, Current Issues and Future Directions. - Shree Krishna Sharma; Isaac Woungang; Alagan Anpalagan; Symeon Chatzinotas (CoRR, 2019)

Trajectory Design for Energy Minimization in UAV-enabled Wireless Communications with Latency Constraints. - Dinh Hieu Tran; Thang X. Vu; Symeon Chatzinotas; Shahram ShahbazPanahi; Björn E. Ottersten (CoRR, 2019)

On the Successful Delivery Probability of Full-Duplex-Enabled Mobile Edge Caching. - Thang X. Vu; Lei Lei 001; Symeon Chatzinotas; Björn E. Ottersten; Trinh Anh Vu (IEEE Commun. Lett., 2019)

Per-antenna power minimization in symbol-level precoding for the multibeam satellite downlink. - Danilo Spano; Symeon Chatzinotas; Stefano Andrenacci; Jens Krause; Björn E. Ottersten (Int. J. Satell. Commun. Netw., 2019)

Cache-Aided Simultaneous Wireless Information and Power Transfer (SWIPT) With Relay Selection. - Sumit Gautam; Thang X. Vu; Symeon Chatzinotas; Björn E. Ottersten (IEEE J. Sel. Areas Commun., 2019)

Editorial on energy-aware future networked smart cities. - Dushantha Nalin K. Jayakody; Muhammad Ali Imran 001; Symeon Chatzinotas; Syed Ali Hassan 001 (Phys. Commun., 2019)

On the Performance of the Uplink Satellite Multiterrestrial Relay Networks With Hardware Impairments and Interference. - Kefeng Guo; Kang An 001; Bangning Zhang; Yuzhen Huang 001; Daoxing Guo; Gan Zheng; Symeon Chatzinotas (IEEE Syst. J., 2019)

Signal Processing for High-Throughput Satellites: Challenges in new interference-limited scenarios. - Ana I. Pérez-Neira; Miguel Ángel Vázquez; M. R. Bhavani Shankar; Sina Maleki; Symeon Chatzinotas (IEEE Signal Process. Mag., 2019)

Performance Limits of Cognitive-Uplink FSS and Terrestrial FS for Ka-Band. - Kang An 001; Tao Liang 001; Gan Zheng; Xiaojuan Yan; Yusheng Li 003; Symeon Chatzinotas (IEEE Trans. Aerosp. Electron. Syst., 2019)

Dynamic RF Chain Selection for Energy Efficient and Low Complexity Hybrid Beamforming in Millimeter Wave MIMO Systems. - Aryan Kaushik; John Thompson 001; Evangelos Vlachos; Christos G. Tsinos; Symeon Chatzinotas (IEEE Trans. Green Commun. Netw., 2019)

Learning-Assisted Optimization for Energy-Efficient Scheduling in Deadline-Aware NOMA Systems. - Lei Lei 001; Lei You 002; Qing He 002; Thang X. Vu; Symeon Chatzinotas; Di Yuan 001; Björn E. Ottersten (IEEE Trans. Green Commun. Netw., 2019)

Energy Efficiency Optimization in MIMO Interference Channels: A Successive Pseudoconvex Approximation Approach. - Yang Yang 033; Marius Pesavento; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Signal Process., 2019)

Architectures and Key Technical Challenges for 5G Systems Incorporating Satellites. - Alessandro Guidotti; Alessandro Vanelli-Coralli; Matteo Conti; Stefano Andrenacci; Symeon Chatzinotas; Nicola Maturo; Barry G. Evans; Adegbenga B. Awoseyila; Alessandro Ugolini; Tommaso Foggi; Lorenzo Gaudio; Nader Alagha; et al. (IEEE Trans. Veh. Technol., 2019)

Load Coupling and Energy Optimization in Multi-Cell and Multi-Carrier NOMA Networks. - Lei Lei 001; Lei You 002; Yang Yang 033; Di Yuan 001; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Veh. Technol., 2019)

Nuts and Bolts of a Realistic Stochastic Geometric Analysis of mmWave HetNets: Hardware Impairments and Channel Aging. - Anastasios K. Papazafeiropoulos; Tharmalingam Ratnarajah; Pandelis Kourtessis; Symeon Chatzinotas (IEEE Trans. Veh. Technol., 2019)

Symbol-Level Precoding for Low Complexity Transmitter Architectures in Large-Scale Antenna Array Systems. - Stavros G. Domouchtsidis; Christos G. Tsinos; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Wirel. Commun., 2019)

Relay Selection and Resource Allocation for SWIPT in Multi-User OFDMA Systems. - Sumit Gautam; Eva Lagunas; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Wirel. Commun., 2019)

SDN-Enabled MIMO Heterogeneous Cooperative Networks With Flexible Cell Association. - Anastasios K. Papazafeiropoulos; Pandelis Kourtessis; Marco Di Renzo; John M. Senior; Symeon Chatzinotas (IEEE Trans. Wirel. Commun., 2019)

Traffic Simulator for Multibeam Satellite Communication Systems. - Hayder Al-Hraishawi; Eva Lagunas; Symeon Chatzinotas (ASMS/SPSC, 2020)

On the Random Access Procedure of NB-IoT Non-Terrestrial Networks. - Oltjon Kodheli; Nicola Maturo; Symeon Chatzinotas; Stefano Andrenacci; Frank Zimmer (ASMS/SPSC, 2020)

Dealing with Non-Uniform Demands in Flexible GEO Satellites: The Carrier Aggregation Perspective. - Eva Lagunas; Mirza Golam Kibria; Hayder Al-Hraishawi; Nicola Maturo; Symeon Chatzinotas (ASMS/SPSC, 2020)

Coverage Probability of Cell-Free Massive MIMO Systems. - Anastasios K. Papazafeiropoulos; Pandelis Kourtessis; Marco Di Renzo; Symeon Chatzinotas; John M. Senior (BlackSeaCom, 2020)

Foreseeing Semi-Persistent Scheduling in Mode-4 for 5G enhanced V2X communication. - Puneeth Jubba Honnaiah; Nicola Maturo; Symeon Chatzinotas (CCNC, 2020)

Actor-Critic Deep Reinforcement Learning for Energy Minimization in UAV-Aided Networks. - Yaxiong Yuan; Lei Lei 001; Thang X. Vu; Symeon Chatzinotas; Björn E. Ottersten (EuCNC, 2020)

State Aggregation for Multiagent Communication over Rate-Limited Channels. - Arsham Mostaani; Thang X. Vu; Symeon Chatzinotas; Björn E. Ottersten (GLOBECOM, 2020)

Resource Allocation for UAV Relay-Assisted IoT Communication Networks. - Dinh Hieu Tran; Van-Dinh Nguyen; Sumit Gautam; Symeon Chatzinotas; Thang X. Vu; Björn E. Ottersten (GLOBECOM (Workshops), 2020)

Constant Envelope Massive MIMO-OFDM Precoding: an Improved Formulation and Solution. - Stavros G. Domouchtsidis; Christos G. Tsinos; Symeon Chatzinotas; Björn E. Ottersten (ICASSP, 2020)

Faster-Than-Nyquist Signaling Via Spatiotemporal Symbol-Level Precoding for Multi-User MISO Redundant Transmissions. - Wallace Alves Martins; Danilo Spano; Symeon Chatzinotas; Björn E. Ottersten (ICASSP, 2020)

Perceptive Packet Scheduling for Carrier Aggregation in Satellite Communication Systems. - Hayder Al-Hraishawi; Nicola Maturo; Eva Lagunas; Symeon Chatzinotas (ICC, 2020)

Doppler Impact Analysis for NB-IoT and Satellite Systems Integration. - Matteo Conti; Stefano Andrenacci; Nicola Maturo; Symeon Chatzinotas; Alessandro Vanelli-Coralli (ICC, 2020)

Successive Convex Approximation for Transmit Power Minimization in SWIPT-Multicast Systems. - Sumit Gautam; Eva Lagunas; Steven Kisseleff; Symeon Chatzinotas; Björn E. Ottersten (ICC, 2020)

A Novel Heap-based Pilot Assignment for Full Duplex Cell-Free Massive MIMO with Zero-Forcing. - Hieu Van Nguyen; Van-Dinh Nguyen; Octavia A. Dobre; Shree Krishna Sharma; Symeon Chatzinotas; Björn E. Ottersten; Oh-Soon Shin (ICC, 2020)

Joint Power Allocation and Access Point Selection for Cell-free Massive MIMO. - Thang X. Vu; Symeon Chatzinotas; Shahram ShahbazPanahi; Björn E. Ottersten (ICC, 2020)

ProxSGD: Training Structured Neural Networks under Regularization and Constraints. - Yang Yang 033; Yaxiong Yuan; Avraam Chatzimichailidis; Ruud J. G. van Sloun; Lei Lei 001; Symeon Chatzinotas (ICLR, 2020)

SDR Implementation of a Testbed for Synchronization of Coherent Distributed Remote Sensing Systems. - Juan Carlos Merlano Duncan; Jorge Querol; Liz Martinez Marrero; Jevgenij Krivochiza; Adriano Camps; Symeon Chatzinotas; Björn E. Ottersten (IGARSS, 2020)

Carrier and Power Assignment for Flexible Broadband GEO Satellite Communications System. - Tedros Salih Abdu; Eva Lagunas; Steven Kisseleff; Symeon Chatzinotas (PIMRC, 2020)

Active Popularity Learning with Cache Hit Ratio Guarantees using a Matrix Completion Committee. - Srikanth Bommaraveni; Thang X. Vu; Symeon Chatzinotas; Björn E. Ottersten (PIMRC, 2020)

Receive Beamforming for Ultrareliable Random Access based SWIPT. - Steven Kisseleff; Symeon Chatzinotas; Björn E. Ottersten (PIMRC, 2020)

Content Request Prediction with Temporal Trend for Proactive Caching. - Sajad Mehrizi; Symeon Chatzinotas; Björn E. Ottersten (PIMRC, 2020)

Scalable Cell-Free Massive MIMO Systems With Hardware Impairments. - Anastasios K. Papazafeiropoulos; Emil Björnson; Pandelis Kourtessis; Symeon Chatzinotas; John M. Senior (PIMRC, 2020)

Optimal Energy Efficiency in Cell-Free Massive MIMO Systems: A Stochastic Geometry Approach. - Anastasios K. Papazafeiropoulos; Hien Quoc Ngo; Pandelis Kourtessis; Symeon Chatzinotas; John M. Senior (PIMRC, 2020)

Hybrid Analog-Digital Precoding for mmWave Coexisting in 5G-Satellite Integrated Network. - Deyi Peng; Yun Li 001; Symeon Chatzinotas; Björn E. Ottersten (PIMRC, 2020)

Boosting SWIPT via Symbol-Level Precoding. - Sumit Gautam; Jevgenij Krivochiza; Alireza Haqiqatnejad; Symeon Chatzinotas; Björn E. Ottersten (SPAWC, 2020)

Joint User Scheduling, and Precoding for Multicast Spectral Efficiency in Multigroup Multicast Systems. - Ashok Bandi; R. Bhavani Shankar Mysore; Symeon Chatzinotas; Björn E. Ottersten (SPCOM, 2020)

Deep Learning for Beam Hopping in Multibeam Satellite Systems. - Lei Lei 001; Eva Lagunas; Yaxiong Yuan; Mirza Golam Kibria; Symeon Chatzinotas; Björn E. Ottersten (VTC Spring, 2020)

Joint optimization for PS-based SWIPT Multiuser Systems with Non-linear Energy Harvesting. - Thang X. Vu; Symeon Chatzinotas; Sumit Gautam; Eva Lagunas; Björn E. Ottersten (WCNC, 2020)

Towards Power-Efficient Aerial Communications via Dynamic Multi-UAV Cooperation. - Lin Xiang; Lei Lei 001; Symeon Chatzinotas; Björn E. Ottersten; Robert Schober (WCNC, 2020)

Active Content Popularity Learning and Caching Optimization With Hit Ratio Guarantees. - Srikanth Bommaraveni; Thang X. Vu; Symeon Chatzinotas; Björn E. Ottersten (IEEE Access, 2020)

A RAN Resource Slicing Mechanism for Multiplexing of eMBB and URLLC Services in OFDMA Based 5G Wireless Networks. - Praveen Kumar Korrai; Eva Lagunas; Shree Krishna Sharma; Symeon Chatzinotas; Ashok Bandi; Björn E. Ottersten (IEEE Access, 2020)

5G Cellular and Fixed Satellite Service Spectrum Coexistence in C-Band. - Eva Lagunas; Christos G. Tsinos; Shree Krishna Sharma; Symeon Chatzinotas (IEEE Access, 2020)

Beam Illumination Pattern Design in Satellite Networks: Learning and Optimization for Efficient Beam Hopping. - Lei Lei 001; Eva Lagunas; Yaxiong Yuan; Mirza Golam Kibria; Symeon Chatzinotas; Björn E. Ottersten (IEEE Access, 2020)

A Comprehensive Survey of Enabling and Emerging Technologies for Social Distancing - Part I: Fundamentals and Enabling Technologies. - Cong Thanh Nguyen 001; Yuris Mulya Saputra; Nguyen Van Huynh; Ngoc-Tan Nguyen; Tran Viet Khoa; Bui Minh Tuan; Diep N. Nguyen; Dinh Thai Hoang; Thang X. Vu; Eryk Dutkiewicz; Symeon Chatzinotas; Björn E. Ottersten (IEEE Access, 2020)

A Comprehensive Survey of Enabling and Emerging Technologies for Social Distancing - Part II: Emerging Technologies and Open Issues. - Cong Thanh Nguyen 001; Yuris Mulya Saputra; Nguyen Van Huynh; Ngoc-Tan Nguyen; Tran Viet Khoa; Bui Minh Tuan; Diep N. Nguyen; Dinh Thai Hoang; Thang X. Vu; Eryk Dutkiewicz; Symeon Chatzinotas; Björn E. Ottersten (IEEE Access, 2020)

Toward Tactile Internet in Beyond 5G Era: Recent Advances, Current Issues, and Future Directions. - Shree Krishna Sharma; Isaac Woungang; Alagan Anpalagan; Symeon Chatzinotas (IEEE Access, 2020)

Symbol Level Precoding With Low Resolution DACs for Constant Envelope OFDM MU-MIMO Systems. - Christos G. Tsinos; Stavros G. Domouchtsidis; Symeon Chatzinotas; Björn E. Ottersten (IEEE Access, 2020)

Energy- and Cost-Efficient Physical Layer Security in the Era of IoT: The Role of Interference. - Zhongxiang Wei; Christos Masouros; Fan Liu 005; Symeon Chatzinotas; Björn E. Ottersten (IEEE Commun. Mag., 2020)

A Tutorial on Interference Exploitation via Symbol-Level Precoding: Overview, State-of-the-Art and Future Directions. - Ang Li 003; Danilo Spano; Jevgenij Krivochiza; Stavros G. Domouchtsidis; Christos G. Tsinos; Christos Masouros; Symeon Chatzinotas; Yonghui Li 001; Branka Vucetic; Björn E. Ottersten (IEEE Commun. Surv. Tutorials, 2020)

Federated Learning Meets Contract Theory: Energy-Efficient Framework for Electric Vehicle Networks. - Yuris Mulya Saputra; Diep N. Nguyen; Dinh Thai Hoang; Thang Xuan Vu; Eryk Dutkiewicz; Symeon Chatzinotas (CoRR, 2020)

Task-Based Information Compression for Multi-Agent Communication Problems with Channel Rate Constraints. - Arsham Mostaani; Thang X. Vu; Symeon Chatzinotas; Björn E. Ottersten (CoRR, 2020)

Multi-Antenna Data-Driven Eavesdropping Attacks and Symbol-Level Precoding Countermeasures. - Abderrahmane Mayouche; Wallace A. Martins; Christos G. Tsinos; Symeon Chatzinotas; Björn E. Ottersten (CoRR, 2020)

Throughput Maximization for Wireless Communication systems with Backscatter- and Cache-assisted UAV Technology. - Dinh Hieu Tran; Sumit Gautam; Symeon Chatzinotas; Björn E. Ottersten (CoRR, 2020)

Reconfigurable Intelligent Surfaces in Challenging Environments. - Steven Kisseleff; Symeon Chatzinotas; Björn E. Ottersten (CoRR, 2020)

Secure Vehicular Communications through Reconfigurable Intelligent Surfaces. - Yun Ai; Long Kong; Michael Cheffena; Symeon Chatzinotas; Björn E. Ottersten (CoRR, 2020)

Modeling and implementation of 5G edge caching over satellite. - Thang X. Vu; Yannick Poirier; Symeon Chatzinotas; Nicola Maturo; Joel Grotz; Frederic Roelens (Int. J. Satell. Commun. Netw., 2020)

On the Spectral and Energy Efficiencies of Full-Duplex Cell-Free Massive MIMO. - Hieu Van Nguyen; Van-Dinh Nguyen; Octavia A. Dobre; Shree Krishna Sharma; Symeon Chatzinotas; Björn E. Ottersten; Oh-Soon Shin (IEEE J. Sel. Areas Commun., 2020)

Multigroup Multicast Precoding for Energy Optimization in SWIPT Systems With Heterogeneous Users. - Sumit Gautam; Eva Lagunas; Ashok Bandi; Symeon Chatzinotas; Shree Krishna Sharma; Thang X. Vu; Steven Kisseleff; Björn E. Ottersten (IEEE Open J. Commun. Soc., 2020)

Weighted Sum-SINR and Fairness Optimization for SWIPT-Multigroup Multicasting Systems With Heterogeneous Users. - Sumit Gautam; Eva Lagunas; Shree Krishna Sharma; Symeon Chatzinotas; Björn E. Ottersten; Luc Vandendorpe (IEEE Open J. Commun. Soc., 2020)

Carrier Aggregation in Satellite Communications: Impact and Performance Study. - Mirza Golam Kibria; Eva Lagunas; Nicola Maturo; Hayder Al-Hraishawi; Symeon Chatzinotas (IEEE Open J. Commun. Soc., 2020)

Reconfigurable Intelligent Surfaces for Smart Cities: Research Challenges and Opportunities. - Steven Kisseleff; Wallace A. Martins; Hayder Al-Hraishawi; Symeon Chatzinotas; Björn E. Ottersten (IEEE Open J. Commun. Soc., 2020)

Joint Power and Resource Block Allocation for Mixed-Numerology-Based 5G Downlink Under Imperfect CSI. - Praveen Kumar Korrai; Eva Lagunas; Ashok Bandi; Shree Krishna Sharma; Symeon Chatzinotas (IEEE Open J. Commun. Soc., 2020)

Learning-Assisted Eavesdropping and Symbol-Level Precoding Countermeasures for Downlink MU-MISO Systems. - Abderrahmane Mayouche; Danilo Spano; Christos G. Tsinos; Symeon Chatzinotas; Björn E. Ottersten (IEEE Open J. Commun. Soc., 2020)

Ergodic Capacity of NOMA-Based Uplink Satellite Networks With Randomly Deployed Users. - Xiaojuan Yan; Hailin Xiao; Kang An 001; Gan Zheng; Symeon Chatzinotas (IEEE Syst. J., 2020)

Performance Analysis of Integrated Satellite-Terrestrial Multiantenna Relay Networks With Multiuser Scheduling. - Qingquan Huang; Min Lin 001; Wei-Ping Zhu 001; Symeon Chatzinotas; Mohamed-Slim Alouini (IEEE Trans. Aerosp. Electron. Syst., 2020)

Hybrid Analog-Digital Transceiver Designs for Multi-User MIMO mmWave Cognitive Radio Systems. - Christos G. Tsinos; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Cogn. Commun. Netw., 2020)

Online Spatiotemporal Popularity Learning via Variational Bayes for Cooperative Caching. - Sajad Mehrizi; Saikat Chatterjee; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Commun., 2020)

Joint Forecasting and Interpolation of Time-Varying Graph Signals Using Deep Learning. - Gabriela Lewenfus; Wallace A. Martins; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Signal Inf. Process. over Networks, 2020)

Hybrid Transceivers Design for Large-Scale Antenna Arrays Using Majorization-Minimization Algorithms. - Aakash Arora; Christos G. Tsinos; Bhavani Shankar Mysore Rama Rao; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Signal Process., 2020)

Performance Analysis of Cell-Free Massive MIMO Systems: A Stochastic Geometry Approach. - Anastasios K. Papazafeiropoulos; Pandelis Kourtessis; Marco Di Renzo; Symeon Chatzinotas; John M. Senior (IEEE Trans. Veh. Technol., 2020)

Coarse Trajectory Design for Energy Minimization in UAV-Enabled. - Dinh Hieu Tran; Thang X. Vu; Symeon Chatzinotas; Shahram ShahbazPanahi; Björn E. Ottersten (IEEE Trans. Veh. Technol., 2020)

A Joint Solution for Scheduling and Precoding in Multiuser MISO Downlink Channels. - Ashok Bandi; Bhavani Shankar; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Wirel. Commun., 2020)

Joint User Grouping, Scheduling, and Precoding for Multicast Energy Efficiency in Multigroup Multicast Systems. - Ashok Bandi; M. R. Bhavani Shankar; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Wirel. Commun., 2020)

Constant Envelope MIMO-OFDM Precoding for Low Complexity Large-Scale Antenna Array Systems. - Stavros G. Domouchtsidis; Christos G. Tsinos; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Wirel. Commun., 2020)

Random Access-Based Reliable Uplink Communication and Power Transfer Using Dynamic Power Splitting. - Steven Kisseleff; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Wirel. Commun., 2020)

Full-Duplex Enabled Mobile Edge Caching: From Distributed to Cooperative Caching. - Thang X. Vu; Symeon Chatzinotas; Björn E. Ottersten; Trinh Anh Vu (IEEE Trans. Wirel. Commun., 2020)

Deep Channel Learning for Large Intelligent Surfaces Aided mm-Wave Massive MIMO Systems. - Ahmet M. Elbir; Anastasios K. Papazafeiropoulos; Pandelis Kourtessis; Symeon Chatzinotas (IEEE Wirel. Commun. Lett., 2020)

Unified Framework for Secrecy Characteristics With Mixture of Gaussian (MoG) Distribution. - Long Kong; Symeon Chatzinotas; Björn E. Ottersten (IEEE Wirel. Commun. Lett., 2020)

Cache-aided full-duplex: delivery time analysis and optimization. - Thang X. Vu; Trinh Anh Vu; Symeon Chatzinotas; Xuan Nam Tran (Wirel. Networks, 2020)

Precoding-Aided Bandwidth Optimization for High Throughput Satellite Systems. - Tedros Salih Abdu; Lei Lei 001; Steven Kisseleff; Eva Lagunas; Symeon Chatzinotas; Björn E. Ottersten (5GWF, 2021)

Clustering-based Adaptive Beam Footprint Design for 5G Urban Macro-Cell. - Puneeth Jubba Honnaiah; Eva Lagunas; Nicola Maturo; Symeon Chatzinotas (5GWF, 2021)

Experimental Comparison of RF Waveform Designs for Wireless Power Transmission. - Sumit Gautam; Sumit Kumar 001; Symeon Chatzinotas; Björn E. Ottersten (CAMAD, 2021)

On Performance Characterization of Cascaded Multiwire-PLC/MIMO-RF Communication System. - Yun Ai; Long Kong; Michael Cheffena; Symeon Chatzinotas; Björn E. Ottersten (EUSIPCO, 2021)

Satellite Broadband Capacity-on-Demand: Dynamic Beam Illumination with Selective Precoding. - Lin Chen 045; Eva Lagunas; Symeon Chatzinotas; Björn E. Ottersten (EUSIPCO, 2021)

Power and Bandwidth Minimization for Demand-Aware GEO Satellite Systems. - Tedros Salih Abdu; Steven Kisseleff; Eva Lagunas; Symeon Chatzinotas (GLOBECOM, 2021)

RIS and Cell-Free Massive MIMO: A Marriage For Harsh Propagation Environments. - Trinh Van Chien; Hien Quoc Ngo; Symeon Chatzinotas; Marco Di Renzo; Björn E. Ottersten (GLOBECOM, 2021)

Learning-Based Multiplexing of Grant-Based and Grant-Free Heterogeneous Services with Short Packets. - Duc-Dung Tran; Shree Krishna Sharma; Symeon Chatzinotas; Isaac Woungang (GLOBECOM, 2021)

Dual-DNN Assisted Optimization for Efficient Resource Scheduling in NOMA-Enabled Satellite Systems. - Anyue Wang; Lei Lei 001; Eva Lagunas; Symeon Chatzinotas; Björn E. Ottersten (GLOBECOM, 2021)

Analog Beamforming With Antenna Selection For Large-Scale Antenna Arrays. - Aakash Arora; Christos G. Tsinos; R. Bhavani Shankar Mysore; Symeon Chatzinotas; Björn E. Ottersten (ICASSP, 2021)

Energy Efficiency Optimization Technique for SWIPT-Enabled Multi-Group Multicasting Systems with Heterogeneous Users. - Sumit Gautam; Symeon Chatzinotas; Björn E. Ottersten (ICASSP, 2021)

Broadband Non-Geostationary Satellite Communication Systems: Research Challenges and Key Opportunities. - Hayder Al-Hraishawi; Symeon Chatzinotas; Björn E. Ottersten (ICC Workshops, 2021)

Exploiting Jamming Attacks for Energy Harvesting in Massive MIMO Systems. - Hayder Al-Hraishawi; Symeon Chatzinotas; Björn E. Ottersten (ICC, 2021)

Massive MIMO under Double Scattering Channels: Power Minimization and Congestion Controls. - Trinh Van Chien; Hien Quoc Ngo; Symeon Chatzinotas; Björn E. Ottersten; Mérouane Debbah (ICC, 2021)

Channel Modeling and Analysis of Reconfigurable Intelligent Surfaces Assisted Vehicular Networks. - Long Kong; Jiguang He; Yun Ai; Symeon Chatzinotas; Björn E. Ottersten (ICC Workshops, 2021)

A design strategy for phase synchronization in Precoding-enabled DVB-S2X user terminals. - Liz Martinez Marrero; Juan Carlos Merlano Duncan; Jorge Querol; Symeon Chatzinotas; Adriano Camps; Björn E. Ottersten (ICC, 2021)

Impact of IRS Phase Noise on Channel Estimation and Beamforming Design of Large MU-MISO Systems. - Anastasios K. Papazafeiropoulos; Pandelis Kourtessis; Symeon Chatzinotas; John M. Senior (ICC, 2021)

A Cubesat-Ready Phase Synchronization Digital Payload for Coherent Distributed Remote Sensing Missions. - Jorge Querol; Juan Carlos Merlano Duncan; Liz Martinez Marrero; Jevgenij Krivochiza; Sumit Kumar 001; Nicola Maturo; Adriano Camps; Symeon Chatzinotas; Björn E. Ottersten (IGARSS, 2021)

SDN for Gateway Diversity Implementation in Satellite Networks. - Mario Minardi; Christos Politis; Frank Zimmer; Symeon Chatzinotas (ISNCC, 2021)

A Low-complexity Resource Optimization Technique for High Throughput Satellite. - Tedros Salih Abdu; Steven Kisseleff; Eva Lagunas; Symeon Chatzinotas (ISWCS, 2021)

Hybrid Beamforming for Terahertz Joint Ultra-Massive MIMO Radar-Communications. - Ahmet M. Elbir; Kumar Vijay Mishra; Symeon Chatzinotas (ISWCS, 2021)

A Parallel Link Mapping for Virtual Network Embedding with Joint Load-Balancing and Energy-Saving. - Mario Minardi; Shree Krishna Sharma; Symeon Chatzinotas; Thang X. Vu (MeditCom, 2021)

An SDN Based Testbed for Dynamic Network Slicing in Satellite-Terrestrial Networks. - Jesus Fabian Mendoza Montoya; Mario Minardi; Symeon Chatzinotas; Lei Lei 001; Thang X. Vu (MeditCom, 2021)

User Scheduling for Precoded Satellite Systems with Individual Quality of Service Constraints. - Trinh Van Chien; Eva Lagunas; Tung Hai Ta; Symeon Chatzinotas; Björn E. Ottersten (PIMRC, 2021)

On the Secrecy-Reliability Performance Trade-off for NOMA-enabled 5G mmWave Networks. - Sourabh Solanki; Devendra Singh Gurjar; Pankaj K. Sharma 003; Shree Krishna Sharma; Symeon Chatzinotas (PIMRC, 2021)

Q-Learning-Based SCMA for Efficient Random Access in mMTC Networks With Short Packets. - Duc-Dung Tran; Shree Krishna Sharma; Symeon Chatzinotas; Isaac Woungang (PIMRC, 2021)

Modeling and Optimization of RF-Energy Harvesting-assisted Quantum Battery System. - Sumit Gautam; Shree Krishna Sharma; Symeon Chatzinotas; Björn E. Ottersten (VTC Spring, 2021)

Centralized Gateway Concept for Precoded Multi-beam GEO Satellite Networks. - Steven Kisseleff; Eva Lagunas; Jevgenij Krivochiza; Jorge Querol; Nicola Maturo; Liz Martinez Marrero; Juan Carlos Merlano Duncan; Symeon Chatzinotas (VTC Fall, 2021)

Effective Rate Evaluation with Assistance of Mixture Gamma (MG), Mixture of Gaussian (MoG), and Fox's H-Function Distributions. - Long Kong; Jiguang He; Yun Ai; Symeon Chatzinotas; Björn E. Ottersten (VTC Spring, 2021)

Dynamic Resource Assignment for Heterogeneous Services in 5G Downlink Under Imperfect CSI. - Praveen Kumar Korrai; Eva Lagunas; Shree Krishna Sharma; Symeon Chatzinotas (VTC Spring, 2021)

Massive MIMO Downlink Transmission for LEO Satellite Communications. - Ke-Xin Li; Li You 001; Jiaheng Wang 001; Xiqi Gao 001; Christos G. Tsinos; Symeon Chatzinotas; Björn E. Ottersten (VTC Fall, 2021)

BLER-based Adaptive Q-learning for Efficient Random Access in NOMA-based mMTC Networks. - Duc-Dung Tran; Shree Krishna Sharma; Symeon Chatzinotas (VTC Spring, 2021)

Limits of Smart Radio Resource Assignment in GEO Satellite Communications. - Tedros Salih Abdu; Steven Kisseleff; Eva Lagunas; Symeon Chatzinotas (WCNC, 2021)

On the Exploration and Exploitation Trade-off in Cooperative Caching-enabled Networks. - Srikanth Bommaraveni; Sumit Gautam; Thang X. Vu; Symeon Chatzinotas (WCNC Workshops, 2021)

Demand-based Scheduling for Precoded Multibeam High-Throughput Satellite Systems. - Puneeth Jubba Honnaiah; Eva Lagunas; Danilo Spano; Nicola Maturo; Symeon Chatzinotas (WCNC, 2021)

A Novel Learning-based Hard Decoding Scheme and Symbol-Level Precoding Countermeasures. - Abderrahmane Mayouche; Wallace A. Martins; Christos G. Tsinos; Symeon Chatzinotas; Björn E. Ottersten (WCNC, 2021)

Joint Beam-Hopping Scheduling and Power Allocation in NOMA-Assisted Satellite Systems. - Anyue Wang; Lei Lei 001; Eva Lagunas; Symeon Chatzinotas; Ana Isabel Pérez-Neira; Björn E. Ottersten (WCNC, 2021)

Demand-Aware Beam Design and User Scheduling for Precoded Multibeam GEO Satellite Systems. - Puneeth Jubba Honnaiah; Eva Lagunas; Nicola Maturo; Symeon Chatzinotas (WSA, 2021)

Multi-Layer Space Information Networks: Access Design and Softwarization. - Hayder Al-Hraishawi; Mario Minardi; Houcine Chougrani; Oltjon Kodheli; Jesus Fabian Mendoza Montoya; Symeon Chatzinotas (IEEE Access, 2021)

Experimental Evaluation of RF Waveform Designs for Wireless Power Transfer Using Software Defined Radio. - Sumit Gautam; Sumit Kumar 001; Symeon Chatzinotas; Björn E. Ottersten (IEEE Access, 2021)

Design Optimization for Low-Complexity FPGA Implementation of Symbol-Level Multiuser Precoding. - Alireza Haqiqatnejad; Jevgenij Krivochiza; Juan Carlos Merlano Duncan; Symeon Chatzinotas; Björn E. Ottersten (IEEE Access, 2021)

Reconfigurable Intelligent Surfaces in Challenging Environments: Underwater, Underground, Industrial and Disaster. - Steven Kisseleff; Symeon Chatzinotas; Björn E. Ottersten (IEEE Access, 2021)

Random Access Procedure Over Non-Terrestrial Networks: From Theory to Practice. - Oltjon Kodheli; Abdelrahman Astro; Jorge Querol; Mohammad Gholamian; Sumit Kumar 001; Nicola Maturo; Symeon Chatzinotas (IEEE Access, 2021)

Effective Rate Evaluation of RIS-Assisted Communications Using the Sums of Cascaded α-μ Random Variates. - Long Kong; Yun Ai; Symeon Chatzinotas; Björn E. Ottersten (IEEE Access, 2021)

Federated Learning for Physical Layer Design. - Ahmet M. Elbir; Anastasios K. Papazafeiropoulos; Symeon Chatzinotas (IEEE Commun. Mag., 2021)

LEO Satellite Constellations for 5G and Beyond: How Will They Reshape Vertical Domains? - Shicong Liu; Zhen Gao 001; Yongpeng Wu 001; Derrick Wing Kwan Ng; Xiqi Gao 001; Kai-Kit Wong; Symeon Chatzinotas; Björn E. Ottersten (IEEE Commun. Mag., 2021)

Satellite Communications in the New Space Era: A Survey and Future Challenges. - Oltjon Kodheli; Eva Lagunas; Nicola Maturo; Shree Krishna Sharma; Bhavani Shankar; Jesus Fabian Mendoza Montoya; Juan Carlos Merlano Duncan; Danilo Spano; Symeon Chatzinotas; Steven Kisseleff; Jorge Querol; Lei Lei 001; et al. (IEEE Commun. Surv. Tutorials, 2021)

Intelligent Reflecting Surface-assisted MU-MISO Systems with Imperfect Hardware: Channel Estimation, Beamforming Design. - Anastasios K. Papazafeiropoulos; Cunhua Pan; Pandelis Kourtessis; Symeon Chatzinotas; John M. Senior (CoRR, 2021)

Task-oriented Communication System Design in Cyber-Physical Systems: A Survey on Theory and Applications. - Arsham Mostaani; Thang X. Vu; Symeon Chatzinotas (CoRR, 2021)

Satellite- and Cache-assisted UAV: A Joint Cache Placement, Resource Allocation, and Trajectory Optimization for 6G Aerial Networks. - Tran Dinh Hieu; Symeon Chatzinotas; Björn E. Ottersten (CoRR, 2021)

Reconfigurable Intelligent Surface-Assisted Massive MIMO: Favorable Propagation, Channel Hardening, and Rank Deficiency. - Trinh Van Chien; Hien Quoc Ngo; Symeon Chatzinotas; Björn E. Ottersten (CoRR, 2021)

Frequency-packed Faster-than-Nyquist Signaling via Symbol-level Precoding for Multi-user MISO Redundant Transmissions. - Wallace A. Martins; Symeon Chatzinotas; Björn E. Ottersten (CoRR, 2021)

Toward Autonomous Reconfigurable Intelligent Surfaces Through Wireless Energy Harvesting. - Konstantinos Ntontin; Alexandros-Apostolos A. Boulogeorgos; Emil Björnson; Dimitrios Selimis; Wallace Alves Martins; Steven Kisseleff; Sergi Abadal; Eduard Alarcón; Anastasios K. Papazafeiropoulos; Fotis I. Lazarakis; Angeliki Alexiou; Symeon Chatzinotas (CoRR, 2021)

Simultaneous Control Information and Power Transmission for Reconfigurable Intelligent Surfaces. - Steven Kisseleff; Konstantinos Ntontin; Wallace A. Martins; Symeon Chatzinotas; Björn E. Ottersten (CoRR, 2021)

An overview of generic tools for information-theoretic secrecy performance analysis over wiretap fading channels. - Long Kong; Yun Ai; Lei Lei 001; Georges Kaddoum; Symeon Chatzinotas; Björn E. Ottersten (EURASIP J. Wirel. Commun. Netw., 2021)

Actor-critic learning-based energy optimization for UAV access and backhaul networks. - Yaxiong Yuan; Lei Lei 001; Thang X. Vu; Symeon Chatzinotas; Sumei Sun; Björn E. Ottersten (EURASIP J. Wirel. Commun. Netw., 2021)

Optimization of the Return Link Carrier Planning for a Constant Coding and Modulation Satellite Network. - Clement Lacoste; Nicola Maturo; Symeon Chatzinotas; Luis D. Emiliani (Frontiers Commun. Networks, 2021)

Coverage Probability and Ergodic Capacity of Intelligent Reflecting Surface-Enhanced Communication Systems. - Trinh Van Chien; Tu Lam Thanh; Symeon Chatzinotas; Björn E. Ottersten (IEEE Commun. Lett., 2021)

Radio Resource Management Techniques for Multibeam Satellite Systems. - Steven Kisseleff; Eva Lagunas; Tedros Salih Abdu; Symeon Chatzinotas; Björn E. Ottersten (IEEE Commun. Lett., 2021)

Symbol-Level Precoding With Constellation Rotation in the Finite Block Length Regime. - Steven Kisseleff; Wallace A. Martins; Symeon Chatzinotas; Björn E. Ottersten (IEEE Commun. Lett., 2021)

Precoding for Satellite Communications: Why, How and What Next? - Bhavani Shankar Mysore Rama Rao; Eva Lagunas; Symeon Chatzinotas; Björn E. Ottersten (IEEE Commun. Lett., 2021)

System Modeling and Design Aspects of Next Generation High Throughput Satellites. - Shree Krishna Sharma; Jorge Querol Borras; Nicola Maturo; Symeon Chatzinotas; Björn E. Ottersten (IEEE Commun. Lett., 2021)

Completion Time Minimization in NOMA Systems: Learning for Combinatorial Optimization. - Anyue Wang; Lei Lei 001; Eva Lagunas; Symeon Chatzinotas; Björn E. Ottersten (IEEE Netw. Lett., 2021)

Towards the assessment of realistic hybrid precoding in millimeter wave MIMO systems with hardware impairments. - Anastasios K. Papazafeiropoulos; Georgios K. Papageorgiou; Oluwatayo Y. Kolawole; Pandelis Kourtessis; Symeon Chatzinotas; John M. Senior; Mathini Sellathurai; Tharmalingam Ratnarajah (IET Commun., 2021)

Efficient Preamble Detection and Time-of-Arrival Estimation for Single-Tone Frequency Hopping Random Access in NB-IoT. - Houcine Chougrani; Steven Kisseleff; Symeon Chatzinotas (IEEE Internet Things J., 2021)

Backscatter-Assisted Data Offloading in OFDMA-Based Wireless-Powered Mobile Edge Computing for IoT Networks. - Phu X. Nguyen; Tran Dinh Hieu; Oluwakayode Onireti; Phu Tran Tin; Sang Quang Nguyen 001; Symeon Chatzinotas; H. Vincent Poor (IEEE Internet Things J., 2021)

Efficient Federated Learning Algorithm for Resource Allocation in Wireless IoT Networks. - Van-Dinh Nguyen; Shree Krishna Sharma; Thang X. Vu; Symeon Chatzinotas; Björn E. Ottersten (IEEE Internet Things J., 2021)

Auction-Based Multichannel Cooperative Spectrum Sharing in Hybrid Satellite-Terrestrial IoT Networks. - Xiaokai Zhang; Daoxing Guo; Kang An 001; Gan Zheng; Symeon Chatzinotas; Bangning Zhang (IEEE Internet Things J., 2021)

Terahertz-Band Joint Ultra-Massive MIMO Radar-Communications: Model-Based and Model-Free Hybrid Beamforming. - Ahmet M. Elbir; Kumar Vijay Mishra; Symeon Chatzinotas (IEEE J. Sel. Top. Signal Process., 2021)

Joint Transmit Waveform and Receive Filter Design for Dual-Function Radar-Communication Systems. - Christos G. Tsinos; Aakash Arora; Symeon Chatzinotas; Björn E. Ottersten (IEEE J. Sel. Top. Signal Process., 2021)

Dynamic-Adaptive AI Solutions for Network Slicing Management in Satellite-Integrated B5G Systems. - Lei Lei 001; Yaxiong Yuan; Thang X. Vu; Symeon Chatzinotas; Mario Minardi; Jesus Fabian Mendoza Montoya (IEEE Netw., 2021)

Guest Editorial: Space Information Networks: Technological Challenges, Design Issues, and Solutions. - Kaiping Xue; Tomaso de Cola; David S. L. Wei; Ana I. Pérez-Neira; Hossam S. Hassanein; Linling Kuang; Symeon Chatzinotas (IEEE Netw., 2021)

Demand-Based Adaptive Multi-Beam Pattern and Footprint Planning for High Throughput GEO Satellite Systems. - Puneeth Jubba Honnaiah; Nicola Maturo; Symeon Chatzinotas; Steven Kisseleff; Jens Krause (IEEE Open J. Commun. Soc., 2021)

Data-Driven Precoded MIMO Detection Robust to Channel Estimation Errors. - Abderrahmane Mayouche; Wallace A. Martins; Symeon Chatzinotas; Björn E. Ottersten (IEEE Open J. Commun. Soc., 2021)

Trend-Aware Proactive Caching via Tensor Train Decomposition: A Bayesian Viewpoint. - Sajad Mehrizi; Thang X. Vu; Symeon Chatzinotas; Björn E. Ottersten (IEEE Open J. Commun. Soc., 2021)

Reconfigurable Intelligent Surface Optimal Placement in Millimeter-Wave Networks. - Konstantinos Ntontin; Alexandros-Apostolos A. Boulogeorgos; Dimitrios Selimis; Fotis I. Lazarakis; Angeliki Alexiou; Symeon Chatzinotas (IEEE Open J. Commun. Soc., 2021)

Multipair Two-Way DF Relaying With Cell-Free Massive MIMO. - Anastasios K. Papazafeiropoulos; Pandelis Kourtessis; Symeon Chatzinotas; John M. Senior (IEEE Open J. Commun. Soc., 2021)

Hybrid Active-and-Passive Relaying Model for 6G-IoT Greencom Networks with SWIPT. - Sumit Gautam; Sourabh Solanki; Shree Krishna Sharma; Symeon Chatzinotas; Björn E. Ottersten (Sensors, 2021)

Performance Enhancement for Full-Duplex Relaying with Time-Switching-Based SWIPT in Wireless Sensors Networks. - Phu Tran Tin; Tan N. Nguyen; Dinh Hieu Tran; Miroslav Voznák; Van-Duc Phan; Symeon Chatzinotas (Sensors, 2021)

Secure Energy Efficiency Maximization in Cognitive Satellite-Terrestrial Networks. - Weixin Lu; Kang An 001; Tao Liang 001; Gan Zheng; Symeon Chatzinotas (IEEE Syst. J., 2021)

A Remote Carrier Synchronization Technique for Coherent Distributed Remote Sensing Systems. - Juan Carlos Merlano Duncan; Liz Martinez Marrero; Jorge Querol; Sumit Kumar 001; Adriano Camps; Symeon Chatzinotas; Björn E. Ottersten (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2021)

Feasible Point Pursuit and Successive Convex Approximation for Transmit Power Minimization in SWIPT-Multigroup Multicasting Systems. - Sumit Gautam; Eva Lagunas; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Green Commun. Netw., 2021)

Joint Bit Allocation and Hybrid Beamforming Optimization for Energy Efficient Millimeter Wave MIMO Systems. - Aryan Kaushik; Evangelos Vlachos; Christos G. Tsinos; John Thompson 001; Symeon Chatzinotas (IEEE Trans. Green Commun. Netw., 2021)

Towards Optimal Energy Efficiency in Cell-Free Massive MIMO Systems. - Anastasios K. Papazafeiropoulos; Hien Quoc Ngo; Pandelis Kourtessis; Symeon Chatzinotas; John M. Senior (IEEE Trans. Green Commun. Netw., 2021)

Secure Vehicular Communications Through Reconfigurable Intelligent Surfaces. - Yun Ai; Felipe A. P. de Figueiredo; Long Kong; Michael Cheffena; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Veh. Technol., 2021)

Scheduling Design and Performance Analysis of Carrier Aggregation in Satellite Communication Systems. - Hayder Al-Hraishawi; Nicola Maturo; Eva Lagunas; Symeon Chatzinotas (IEEE Trans. Veh. Technol., 2021)

On the Secrecy Performance of NOMA-Based Integrated Satellite Multiple-Terrestrial Relay Networks With Hardware Impairments. - Kefeng Guo; Kang An 001; Feng Zhou 010; Theodoros A. Tsiftsis; Gan Zheng; Symeon Chatzinotas (IEEE Trans. Veh. Technol., 2021)

Learning-Assisted User Clustering in Cell-Free Massive MIMO-NOMA Networks. - Quang Nhat Le; Van-Dinh Nguyen; Octavia A. Dobre; Nam-Phong Nguyen; Ruiqin Zhao; Symeon Chatzinotas (IEEE Trans. Veh. Technol., 2021)

Scalable Cell-Free Massive MIMO Systems: Impact of Hardware Impairments. - Anastasios K. Papazafeiropoulos; Emil Björnson; Pandelis Kourtessis; Symeon Chatzinotas; John M. Senior (IEEE Trans. Veh. Technol., 2021)

Hybrid Beamforming, User Scheduling, and Resource Allocation for Integrated Terrestrial-Satellite Communication. - Deyi Peng; Ashok Bandi; Yun Li 001; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Veh. Technol., 2021)

Intelligent Reflecting Surface Enhanced Secure Transmission Against Both Jamming and Eavesdropping Attacks. - Yifu Sun; Kang An 001; Junshan Luo; Yonggang Zhu; Gan Zheng; Symeon Chatzinotas (IEEE Trans. Veh. Technol., 2021)

Short-Packet Communications for MIMO NOMA Systems Over Nakagami-m Fading: BLER and Minimum Blocklength Analysis. - Duc-Dung Tran; Shree Krishna Sharma; Symeon Chatzinotas; Isaac Woungang; Björn E. Ottersten (IEEE Trans. Veh. Technol., 2021)

NOMA-Enabled Multi-Beam Satellite Systems: Joint Optimization to Overcome Offered-Requested Data Mismatches. - Anyue Wang; Lei Lei 001; Eva Lagunas; Ana I. Pérez-Neira; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Veh. Technol., 2021)

Energy Minimization in UAV-Aided Networks: Actor-Critic Learning for Constrained Scheduling Optimization. - Yaxiong Yuan; Lei Lei 001; Thang X. Vu; Symeon Chatzinotas; Sumei Sun; Björn E. Ottersten (IEEE Trans. Veh. Technol., 2021)

Secure Transmission in Cell-Free Massive MIMO With RF Impairments and Low-Resolution ADCs/DACs. - Xianyu Zhang; Tao Liang 001; Kang An 001; Gan Zheng; Symeon Chatzinotas (IEEE Trans. Veh. Technol., 2021)

Flexible Resource Optimization for GEO Multibeam Satellite Communication System. - Tedros Salih Abdu; Steven Kisseleff; Eva Lagunas; Symeon Chatzinotas (IEEE Trans. Wirel. Commun., 2021)

Joint Symbol Level Precoding and Combining for MIMO-OFDM Transceiver Architectures Based on One-Bit DACs and ADCs. - Stavros G. Domouchtsidis; Christos G. Tsinos; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Wirel. Commun., 2021)

Machine Learning-Enabled Joint Antenna Selection and Precoding Design: From Offline Complexity to Online Performance. - Thang X. Vu; Symeon Chatzinotas; Van-Dinh Nguyen; Dinh Thai Hoang; Diep N. Nguyen; Marco Di Renzo; Björn E. Ottersten (IEEE Trans. Wirel. Commun., 2021)

Outage Probability Analysis of IRS-Assisted Systems Under Spatially Correlated Channels. - Trinh Van Chien; Anastasios K. Papazafeiropoulos; Lam-Thanh Tu; Ribhu Chopra; Symeon Chatzinotas; Björn E. Ottersten (IEEE Wirel. Commun. Lett., 2021)

Coverage Probability of Distributed IRS Systems Under Spatially Correlated Channels. - Anastasios K. Papazafeiropoulos; Cunhua Pan; Ahmet M. Elbir; Pandelis Kourtessis; Symeon Chatzinotas; John M. Senior (IEEE Wirel. Commun. Lett., 2021)

Secure Transmission in Massive MIMO System With Specular Component-Based Beamforming and Artificial Noise Over Ricean Fading Channel. - Aiyan Qu; Xianyu Zhang; Kang An 001; Gan Zheng; Symeon Chatzinotas (IEEE Wirel. Commun. Lett., 2021)

Learning to Optimize: Balancing Two Conflict Metrics in MB-HTS Networks. - Van-Phuc Bui; Trinh Van Chien; Eva Lagunas; Joel Grotz; Symeon Chatzinotas; Björn E. Ottersten (ASMS/SPSC, 2022)

Satellite Beam Densification for High-Demand Areas. - Puneeth Jubba Honnaiah; Eva Lagunas; Symeon Chatzinotas; Jens Krause (ASMS/SPSC, 2022)

Integration of Backscatter Communication with Multi-cell NOMA: A Spectral Efficiency Optimization under Imperfect SIC. - Wali Ullah Khan; Eva Lagunas; Asad Mahmood; Zain Ali; Symeon Chatzinotas; Björn E. Ottersten; Octavia A. Dobre (CAMAD, 2022)

5G Space Communications Lab: Reaching New Heights. - Oltjon Kodheli; Jorge Querol; Abdelrahman Astro; Sofía Coloma; Loveneesh Rana; Zhanna Bokal; Sumit Kumar 001; Carol Martinez Luna; Jan Thoemel; Juan Carlos Merlano Duncan; Miguel Angel Olivares-Méndez; Symeon Chatzinotas; et al. (DCOSS, 2022)

On the Impacts of Phase Shifting Design and Eavesdropping Uncertainty on Secrecy Metrics of RIS-aided Systems. - Long Kong; Steven Kisseleff; Symeon Chatzinotas; Björn E. Ottersten; Melike Erol-Kantarci (EuCNC, 2022)

Unsupervised Learning for User Scheduling in Multibeam Precoded GEO Satellite Systems. - Flor G. Ortiz-Gomez; Eva Lagunas; Symeon Chatzinotas (EuCNC, 2022)

A Deep Learning Based Acceleration of Complex Satellite Resource Management Problem. - Tedros Salih Abdu; Steven Kisseleff; Lei Lei 001; Eva Lagunas; Joel Grotz; Symeon Chatzinotas (EUSIPCO, 2022)

Sparsification and Optimization for Energy-Efficient Federated Learning in Wireless Edge Networks. - Lei Lei 001; Yaxiong Yuan; Yang Yang 033; Yu Luo 001; Lina Pu; Symeon Chatzinotas (GLOBECOM, 2022)

Combining Relaying and Reflective Surfaces: Power Consumption and Energy Efficiency Analysis. - Zaid Abdullah; George C. Alexandropoulos; Steven Kisseleff; Symeon Chatzinotas; Björn E. Ottersten (GLOBECOM (Workshops), 2022)

Coexistence of eMBB and URLLC in Open Radio Access Networks: A Distributed Learning Framework. - Madyan Alsenwi; Eva Lagunas; Symeon Chatzinotas (GLOBECOM, 2022)

Dynamic Beam-Layout Design for MEO High Throughput Satellite Systems. - Haythem Chaker; Houcine Chougrani; Wallace A. Martins; Symeon Chatzinotas; Joel Grotz (GLOBECOM (Workshops), 2022)

Power Allocation for Space-Terrestrial Cooperation Systems with Statistical CSI. - Trinh Van Chien; Eva Lagunas; Tiep Minh Hoang; Symeon Chatzinotas; Björn E. Ottersten; Lajos Hanzo (GLOBECOM, 2022)

Terminal-Aware Multi-Connectivity Scheduler for Uplink Multi-Layer Non-Terrestrial Networks. - Michael N. Dazhi; Hayder Al-Hraishawi; Bhavani Shankar; Symeon Chatzinotas (GLOBECOM (Workshops), 2022)

Traffic-Aware Satellite Switch-off Technique for LEO Constellations. - Vaibhav Kumar Gupta; Hayder Al-Hraishawi; Eva Lagunas; Symeon Chatzinotas (GLOBECOM (Workshops), 2022)

Joint Linear Precoding and DFT Beamforming Design for Massive MIMO Satellite Communication. - Vu Nguyen Ha; Zaid Abdullah; Geoffrey Eappen; Juan Carlos Merlano Duncan; Rakesh Palisetty; Jorge Luis González Rios; Wallace Alves Martins; Hong-Fu Chou; Juan Andres Vasquez; Luis Manuel Garcés Socarrás; Haythem Chaker; Symeon Chatzinotas (GLOBECOM (Workshops), 2022)

GEO Payload Power Minimization: Joint Precoding and Beam Hopping Design. - Vu Nguyen Ha; Ti Ti Nguyen; Eva Lagunas; Juan Carlos Merlano Duncan; Symeon Chatzinotas (GLOBECOM, 2022)

Learning-Based Joint Channel Prediction and Antenna Selection for Massive MIMO with Partial CSI. - Ke He; Thang X. Vu; Symeon Chatzinotas; Björn E. Ottersten (GLOBECOM (Workshops), 2022)

Rate Splitting Multiple Access for Cognitive Radio GEO-LEO Co-Existing Satellite Networks. - Wali Ullah Khan; Zain Ali; Eva Lagunas; Symeon Chatzinotas; Björn E. Ottersten (GLOBECOM, 2022)

Optimizing Computational and Communication Resources for MEC Network Empowered UAV-RIS Communication. - Asad Mahmood; Thang X. Vu; Wali Ullah Khan; Symeon Chatzinotas; Björn E. Ottersten (GLOBECOM (Workshops), 2022)

Hybrid Active-Passive Reconfigurable Intelligent Surface-Assisted UAV Communications. - Nhan Thanh Nguyen 001; Van-Dinh Nguyen; Qingqing Wu 001; Antti Tölli; Symeon Chatzinotas; Markku J. Juntti (GLOBECOM, 2022)

Time vs. Unit Cell Splitting for Autonomous Reconfigurable Intelligent Surfaces. - Konstantinos Ntontin; Alexandros-Apostolos A. Boulogeorgos; Zaid Abdullah; Agapi Mesodiakaki; Sergi Abadal; Symeon Chatzinotas (GLOBECOM, 2022)

Non-Orthogonal Multicast and Unicast Robust Beamforming in Integrated Terrestrial-Satellite Networks. - Deyi Peng; Stavros G. Domouchtsidis; Symeon Chatzinotas; Yun Li 001; Björn E. Ottersten (GLOBECOM, 2022)

Adaptive Beam Pattern Selection and Resource Allocation for NOMA-Based LEO Satellite Systems. - Anyue Wang; Lei Lei 001; Xin Hu 006; Eva Lagunas; Ana I. Pérez-Neira; Symeon Chatzinotas (GLOBECOM, 2022)

Controlling Smart Propagation Environments: Long-Term Versus Short-Term Phase Shift Optimization. - Trinh Van Chien; Tu Lam Thanh; Tran Dinh Hieu; Hieu V. Nguyen; Symeon Chatzinotas; Marco Di Renzo; Björn E. Ottersten (ICASSP, 2022)

Successive Decode-and-Forward Relaying with Reconfigurable Intelligent Surfaces. - Zaid Abdullah; Steven Kisseleff; Konstantinos Ntontin; Wallace Alves Martins; Symeon Chatzinotas; Björn E. Ottersten (ICC, 2022)

Double-RIS Communication with DF Relaying for Coverage Extension: Is One Relay Enough? - Zaid Abdullah; Steven Kisseleff; Konstantinos Ntontin; Wallace Alves Martins; Symeon Chatzinotas; Björn E. Ottersten (ICC, 2022)

Uplink Capacity Optimization for High Throughput Satellites using SDN and Multi-Orbital Dual Connectivity. - Michael N. Dazhi; Hayder Al-Hraishawi; M. R. Bhavani Shankar; Symeon Chatzinotas (ICC Workshops, 2022)

Traffic Steering for eMBB and uRLLC Coexistence in Open Radio Access Networks. - Fatemeh Kavehmadavani; Van-Dinh Nguyen; Thang X. Vu; Symeon Chatzinotas (ICC Workshops, 2022)

Downlink Throughput of Cell-Free Massive MIMO Systems Assisted by Hybrid Relay-Reflecting Intelligent Surfaces. - Nhan Thanh Nguyen 001; Van-Dinh Nguyen; Hieu V. Nguyen; Hien Quoc Ngo; Symeon Chatzinotas; Markku J. Juntti (ICC, 2022)

Millimeter Wave vs. THz Energy Harvesting for Autonomous Reconfigurable Intelligent Surfaces. - Konstantinos Ntontin; Symeon Chatzinotas (ICC Workshops, 2022)

Dynamic Bandwidth Allocation and Edge Caching Optimization for Nonlinear Content Delivery through Flexible Multibeam Satellites. - Thang X. Vu; Nicola Maturo; Symeon Chatzinotas; Joel Grotz; Tom Christophory; Björn E. Ottersten (ICC, 2022)

Efficient Resource Scheduling and Optimization for Over-Loaded LEO-Terrestrial Networks. - Yaxiong Yuan; Lei Lei 001; Thang X. Vu; Scott Fowler; Symeon Chatzinotas (ICC, 2022)

Dual-Function Radar-Communication Systems with Constant-Modulus and Similarity Constraints. - Christos G. Tsinos; Aakash Arora; Symeon Chatzinotas; Björn E. Ottersten (SAM, 2022)

Waveform Design for Joint Radar-Communications with Low Complexity Analog Components. - Aryan Kaushik; Aakash Arora; Christos G. Tsinos; Christos Masouros; Fan Liu 005; Symeon Chatzinotas (JC&S, 2022)

Joint Beam Placement and Load Balancing Optimization for Non-Geostationary Satellite Systems. - Van-Phuc Bui; Trinh Van Chien; Eva Lagunas; Joël Grotz; Symeon Chatzinotas; Björn E. Ottersten (MeditCom, 2022)

Radio Regulation Compliance of NGSO Constellations' Interference towards GSO Ground Stations. - Mahdis Jalali; Flor G. Ortiz-Gomez; Eva Lagunas; Steven Kisseleff; Luis D. Emiliani; Symeon Chatzinotas (PIMRC, 2022)

Hybrid Active-Passive Reconfigurable Intelligent Surface-Assisted Multi-User MISO Systems. - Nhan Thanh Nguyen 001; Van-Dinh Nguyen; Qingqing Wu 001; Antti Tölli; Symeon Chatzinotas; Markku J. Juntti (SPAWC, 2022)

Energy Efficient Sparse Precoding Design for Satellite Communication System. - Tedros Salih Abdu; Steven Kisseleff; Eva Lagunas; Symeon Chatzinotas; Björn E. Ottersten (VTC Fall, 2022)

An Overview of Channel Models for NGSO Satellites. - Victor Monzon Baeza; Eva Lagunas; Hayder Al-Hraishawi; Symeon Chatzinotas (VTC Fall, 2022)

Adaptive Resource Allocation for Satellite Illumination Pattern Design. - Lin Chen 045; Eva Lagunas; Lei Lei 001; Symeon Chatzinotas; Björn E. Ottersten (VTC Fall, 2022)

Mixed RIS-Relay NOMA-Based RF-UOWC Systems. - Mohamed Elsayed 001; Ahmed Samir; Ahmad A. Aziz El-Banna; Wali Ullah Khan; Symeon Chatzinotas; Basem M. ElHalawany (VTC Spring, 2022)

QoE-Oriented Resource Allocation Design Coping with Time-Varying Demands in Wireless Communication Networks. - Teweldebrhan Mezgebo Kebedew; Vu Nguyen Ha; Eva Lagunas; Joel Grotz; Symeon Chatzinotas (VTC Fall, 2022)

Backscatter-Aided NOMA V2X Communication under Channel Estimation Errors. - Wali Ullah Khan; Muhammad Ali Jamshed; Asad Mahmood; Eva Lagunas; Symeon Chatzinotas; Björn E. Ottersten (VTC Spring, 2022)

When RIS Meets GEO Satellite Communications: A New Sustainable Optimization Framework in 6G. - Wali Ullah Khan; Eva Lagunas; Asad Mahmood; Basem M. ElHalawany; Symeon Chatzinotas; Björn E. Ottersten (VTC Spring, 2022)

Multicast MMSE-based Precoded Satellite Systems: User Scheduling and Equivalent Channel Impact. - Eva Lagunas; Vu Nguyen Ha; Trinh Van Chien; Stefano Andrenacci; Nicolò Mazzali; Symeon Chatzinotas (VTC Fall, 2022)

Autonomous Reconfigurable Intelligent Surfaces Through Wireless Energy Harvesting. - Konstantinos Ntontin; Alexandros-Apostolos A. Boulogeorgos; Emil Björnson; Dimitrios Selimis; Wallace Alves Martins; Sergi Abadal; Angeliki Alexiou; Fotis I. Lazarakis; Steven Kisseleff; Symeon Chatzinotas (VTC Spring, 2022)

Area-Power Analysis of FFT Based Digital Beamforming for GEO, MEO, and LEO Scenarios. - Rakesh Palisetty; Geoffrey Eappen; Jorge Luis González Rios; Juan Carlos Merlano Duncan; Stavros G. Domouchtsidis; Symeon Chatzinotas; Björn E. Ottersten; Bingen Cortazar; Salvatore D'Addio; Piero Angeletti (VTC Spring, 2022)

Symbiotic Radio based Spectrum Sharing in Cooperative UAV-IRS Wireless Networks. - Sourabh Solanki; Sumit Gautam; Vibhum Singh; Shree Krishna Sharma; Symeon Chatzinotas (VTC Spring, 2022)

Novel Reinforcement Learning based Power Control and Subchannel Selection Mechanism for Grant-Free NOMA URLLC-Enabled Systems. - Duc-Dung Tran; Vu Nguyen Ha; Symeon Chatzinotas (VTC Spring, 2022)

Effective Rate of RIS-aided Networks with Location and Phase Estimation Uncertainty. - Long Kong; Steven Kisseleff; Symeon Chatzinotas; Björn E. Ottersten; Melike Erol-Kantarci (WCNC, 2022)

D-ViNE: Dynamic Virtual Network Embedding in Non-Terrestrial Networks. - Ilora Maity; Thang X. Vu; Symeon Chatzinotas; Mario Minardi (WCNC, 2022)

Differential Phase Compensation in Over-the-air Precoding Test-bed for a Multi-beam Satellite. - Liz Martinez Marrero; Juan Carlos Merlano Duncan; Jorge Querol; Nicola Maturo; Jevgenij Krivochiza; Symeon Chatzinotas; Björn E. Ottersten (WCNC, 2022)

Maximizing the Number of Served Users in a Smart City using Reconfigurable Intelligent Surfaces. - Progress Zivuku; Steven Kisseleff; Van-Dinh Nguyen; Konstantinos Ntontin; Wallace A. Martins; Symeon Chatzinotas; Björn E. Ottersten (WCNC, 2022)

Joint Beam Hopping and Carrier Aggregation in High Throughput Multibeam Satellite Systems. - Mirza Golam Kibria; Hayder Al-Hraishawi; Eva Lagunas; Symeon Chatzinotas; Björn E. Ottersten (IEEE Access, 2022)

Architectures and Synchronization Techniques for Distributed Satellite Systems: A Survey. - Liz Martinez Marrero; Juan Carlos Merlano Duncan; Jorge Querol; Sumit Kumar 001; Jevgenij Krivochiza; Shree Krishna Sharma; Symeon Chatzinotas; Adriano Camps; Björn E. Ottersten (IEEE Access, 2022)

Network Traffic Modeling and Prediction Using Graph Gaussian Processes. - Sajad Mehrizi; Symeon Chatzinotas (IEEE Access, 2022)

Task-Oriented Communication Design in Cyber-Physical Systems: A Survey on Theory and Applications. - Arsham Mostaani; Thang X. Vu; Shree Krishna Sharma; Van-Dinh Nguyen; Qi Liao 003; Symeon Chatzinotas (IEEE Access, 2022)

THz-Empowered UAVs in 6G: Opportunities, Challenges, and Trade-offs. - Mohammad Mahdi Azari 001; Sourabh Solanki; Symeon Chatzinotas; Mehdi Bennis (IEEE Commun. Mag., 2022)

Evolution of Non-Terrestrial Networks From 5G to 6G: A Survey. - Mohammad Mahdi Azari 001; Sourabh Solanki; Symeon Chatzinotas; Oltjon Kodheli; Hazem Sallouha; Achiel Colpaert; Jesus Fabian Mendoza Montoya; Sofie Pollin; Alireza Haqiqatnejad; Arsham Mostaani; Eva Lagunas; Björn E. Ottersten (IEEE Commun. Surv. Tutorials, 2022)

What Will the Future of UAV Cellular Communications Be? A Flight From 5G to 6G. - Giovanni Geraci; Adrian García-Rodríguez; Mohammad Mahdi Azari 001; Angel Lozano; Marco Mezzavilla; Symeon Chatzinotas; Yun Chen; Sundeep Rangan; Marco Di Renzo (IEEE Commun. Surv. Tutorials, 2022)

Security-Reliability Trade-Off Analysis for SWIPT- and AF-Based IoT Networks with Friendly Jammers. - Tan N. Nguyen; Dinh Hieu Tran; Trinh Van Chien; Van-Duc Phan; Miroslav Voznák; Phu Tran Tin; Symeon Chatzinotas; Derrick Wing Kwan Ng; H. Vincent Poor (CoRR, 2022)

Federated Learning for THz Channel Estimation. - Ahmet M. Elbir; Wei Shi 001; Kumar Vijay Mishra; Symeon Chatzinotas (CoRR, 2022)

UAVs over mmWave/THz Cellular MEC Networks: A Comparative Study for Energy Efficiency. - Mohammad Mahdi Azari 001; Symeon Chatzinotas (CoRR, 2022)

Security and Reliability Analysis of Satellite-Terrestrial Multi-Relay Networks with Imperfect CSI. - Tan N. Nguyen; Dinh Hieu Tran; Trinh Van Chien; Van-Duc Phan; Miroslav Voznák; Symeon Chatzinotas (CoRR, 2022)

Non-Coherent Massive MIMO Integration in Satellite Communication. - Victor Monzon; Vu Nguyen Ha; Jorge Querol; Symeon Chatzinotas (CoRR, 2022)

Grant-Free NOMA-OTFS Paradigm: Enabling Efficient Ubiquitous Access for LEO Satellite Internet-of-Things. - Xingyu Zhou 009; Zhen Gao 001; Jingjing Zhao; Juan Li; Pei Xiao 001; Symeon Chatzinotas; Derrick Wing Kwan Ng; Björn E. Ottersten (CoRR, 2022)

Near-Field Intelligent Reflecting Surfaces for Millimeter Wave MIMO Full Duplex. - Chandan Kumar Sheemar; Stefano Tomasin; Dirk T. M. Slock; Symeon Chatzinotas (CoRR, 2022)

Edge Computing for Semantic Communication Enabled Metaverse: An Incentive Mechanism Design. - Nguyen Cong Luong 001; Quoc-Viet Pham; Thien Huynh-The; Van-Dinh Nguyen; Derrick Wing Kwan Ng; Symeon Chatzinotas (CoRR, 2022)

Link adaptation and SINR errors in practical multicast multibeam satellite systems with linear precoding. - Anxo Tato; Stefano Andrenacci; Eva Lagunas; Symeon Chatzinotas; Carlos Mosquera (Int. J. Satell. Commun. Netw., 2022)

NB-IoT Random Access for Nonterrestrial Networks: Preamble Detection and Uplink Synchronization. - Houcine Chougrani; Steven Kisseleff; Wallace A. Martins; Symeon Chatzinotas (IEEE Internet Things J., 2022)

NB-IoT via LEO Satellites: An Efficient Resource Allocation Strategy for Uplink Data Transmission. - Oltjon Kodheli; Nicola Maturo; Symeon Chatzinotas; Stefano Andrenacci; Frank Zimmer (IEEE Internet Things J., 2022)

Security-Reliability Tradeoff Analysis for SWIPT- and AF-Based IoT Networks With Friendly Jammers. - Tan N. Nguyen; Dinh Hieu Tran; Trinh Van Chien; Van-Duc Phan; Miroslav Voznák; Phu Tran Tin; Symeon Chatzinotas; Derrick Wing Kwan Ng; H. Vincent Poor (IEEE Internet Things J., 2022)

Throughput Enhancement in FD- and SWIPT-Enabled IoT Networks Over Nonidentical Rayleigh Fading Channels. - Tan N. Nguyen; Dinh Hieu Tran; Van-Duc Phan; Miroslav Voznák; Symeon Chatzinotas; Björn E. Ottersten; H. Vincent Poor (IEEE Internet Things J., 2022)

Outage Constrained Robust Beamforming Optimization for Multiuser IRS-Assisted Anti-Jamming Communications With Incomplete Information. - Yifu Sun; Kang An 001; Junshan Luo; Yonggang Zhu; Gan Zheng; Symeon Chatzinotas (IEEE Internet Things J., 2022)

Secure Communication for RF Energy Harvesting NOMA Relaying Networks with Relay-User Selection Scheme and Optimization. - Van-Long Nguyen; Dac-Binh Ha; Van-Truong Truong; Duc-Dung Tran; Symeon Chatzinotas (Mob. Networks Appl., 2022)

Intelligent Blockchain-Based Edge Computing via Deep Reinforcement Learning: Solutions and Challenges. - Dinh C. Nguyen; Van-Dinh Nguyen; Ming Ding 001; Symeon Chatzinotas; Pubudu N. Pathirana; Aruna Seneviratne; Octavia A. Dobre; Albert Y. Zomaya (IEEE Netw., 2022)

Demand and Interference Aware Adaptive Resource Management for High Throughput GEO Satellite Systems. - Tedros Salih Abdu; Steven Kisseleff; Eva Lagunas; Symeon Chatzinotas; Björn E. Ottersten (IEEE Open J. Commun. Soc., 2022)

Reliability of Spectrum-Efficient Mixed Satellite-Underwater Systems. - Christina Gamal; Mohamed Elsayed 001; Ahmed Samir; Heba A. Tageldien; Symeon Chatzinotas; Mostafa M. Fouda; Basem M. ElHalawany (IEEE Open J. Commun. Soc., 2022)

Bayesian Poisson Factorization With Side Information for User Interest Prediction in Hierarchical Edge-Caching Systems. - Sajad Mehrizi; Symeon Chatzinotas (IEEE Open J. Commun. Soc., 2022)

Task-Oriented Data Compression for Multi-Agent Communications Over Bit-Budgeted Channels. - Arsham Mostaani; Thang X. Vu; Symeon Chatzinotas; Björn E. Ottersten (IEEE Open J. Commun. Soc., 2022)

Ambient Backscatter Assisted Co-Existence in Aerial-IRS Wireless Networks. - Sourabh Solanki; Sumit Gautam; Shree Krishna Sharma; Symeon Chatzinotas (IEEE Open J. Commun. Soc., 2022)

Boosting Quantum Battery-Based IoT Gadgets via RF-Enabled Energy Harvesting. - Sumit Gautam; Sourabh Solanki; Shree Krishna Sharma; Symeon Chatzinotas; Björn E. Ottersten (Sensors, 2022)

Reconfigurable Intelligent Surface-Assisted Massive MIMO: Favorable propagation, channel hardening, and rank deficiency [Lecture Notes]. - Trinh Van Chien; Hien Quoc Ngo; Symeon Chatzinotas; Björn E. Ottersten (IEEE Signal Process. Mag., 2022)

Refracting RIS-Aided Hybrid Satellite-Terrestrial Relay Networks: Joint Beamforming Design and Optimization. - Zhi Lin 001; Hehao Niu; Kang An 001; Yong Wang 029; Gan Zheng; Symeon Chatzinotas; Yihua Hu 001 (IEEE Trans. Aerosp. Electron. Syst., 2022)

Matching Traffic Demand in GEO Multibeam Satellites: The Joint Use of Dynamic Beamforming and Precoding Under Practical Constraints. - Haythem Chaker; Houcine Chougrani; Wallace A. Martins; Symeon Chatzinotas; Joel Grotz (IEEE Trans. Broadcast., 2022)

A Hybrid Architecture for Federated and Centralized Learning. - Ahmet M. Elbir; Sinem Coleri; Anastasios K. Papazafeiropoulos; Pandelis Kourtessis; Symeon Chatzinotas (IEEE Trans. Cogn. Commun. Netw., 2022)

Robust Congestion Control for Demand-Based Optimization in Precoded Multi-Beam High Throughput Satellite Communications. - Van-Phuc Bui; Trinh Van Chien; Eva Lagunas; Joël Grotz; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Commun., 2022)

Downlink Transmit Design for Massive MIMO LEO Satellite Communications. - Ke-Xin Li; Li You 001; Jiaheng Wang 001; Xiqi Gao 001; Christos G. Tsinos; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Commun., 2022)

Energy-Efficient Hybrid Beamforming for Multilayer RIS-Assisted Secure Integrated Terrestrial-Aerial Networks. - Yifu Sun; Kang An 001; Yonggang Zhu; Gan Zheng; Kai-Kit Wong; Symeon Chatzinotas; Derrick Wing Kwan Ng; Dongfang Guan (IEEE Trans. Commun., 2022)

Detection of Spoofing Attacks in Aeronautical Ad-Hoc Networks Using Deep Autoencoders. - Tiep Minh Hoang; Trinh Van Chien; Thien Van Luong; Symeon Chatzinotas; Björn E. Ottersten; Lajos Hanzo (IEEE Trans. Inf. Forensics Secur., 2022)

Federated Learning Meets Contract Theory: Economic-Efficiency Framework for Electric Vehicle Networks. - Yuris Mulya Saputra; Diep N. Nguyen; Dinh Thai Hoang; Thang X. Vu; Eryk Dutkiewicz; Symeon Chatzinotas (IEEE Trans. Mob. Comput., 2022)

Efficient Algorithms for Constant-Modulus Analog Beamforming. - Aakash Arora; Christos G. Tsinos; M. R. Bhavani Shankar; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Signal Process., 2022)

Deep Convolutional Self-Attention Network for Energy-Efficient Power Control in NOMA Networks. - Abuzar B. M. Adam; Lei Lei 001; Symeon Chatzinotas; Naveed Ur Rehman Junejo (IEEE Trans. Veh. Technol., 2022)

Satellite-Assisted UAV Trajectory Control in Hostile Jamming Environments. - Chen Han; Aijun Liu 001; Kang An 001; Haichao Wang 001; Gan Zheng; Symeon Chatzinotas; Liangyu Huo; Xinhai Tong (IEEE Trans. Veh. Technol., 2022)

Throughput Maximization for Backscatter- and Cache-Assisted Wireless Powered UAV Technology. - Tran Dinh Hieu; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Veh. Technol., 2022)

Joint Spatial Division and Multiplexing for FDD in Intelligent Reflecting Surface-Assisted Massive MIMO Systems. - Anastasios K. Papazafeiropoulos; Pandelis Kourtessis; Konstantinos Ntontin; Symeon Chatzinotas (IEEE Trans. Veh. Technol., 2022)

Robust Design for RIS-Assisted Anti-Jamming Communications With Imperfect Angular Information: A Game-Theoretic Perspective. - Yifu Sun; Yonggang Zhu; Kang An 001; Gan Zheng; Symeon Chatzinotas; Kai-Kit Wong; Pengtao Liu (IEEE Trans. Veh. Technol., 2022)

Joint Multislot Scheduling and Precoding for Unicast and Multicast Scenarios in Multiuser MISO Systems. - Ashok Bandi; M. R. Bhavani Shankar; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Wirel. Commun., 2022)

Uplink Power Control in Massive MIMO With Double Scattering Channels. - Trinh Van Chien; Hien Quoc Ngo; Symeon Chatzinotas; Björn E. Ottersten; Mérouane Debbah (IEEE Trans. Wirel. Commun., 2022)

Reconfigurable Intelligent Surface-Assisted Cell-Free Massive MIMO Systems Over Spatially-Correlated Channels. - Trinh Van Chien; Hien Quoc Ngo; Symeon Chatzinotas; Marco Di Renzo; Björn E. Ottersten (IEEE Trans. Wirel. Commun., 2022)

Defeating Super-Reactive Jammers With Deception Strategy: Modeling, Signal Detection, and Performance Analysis. - Nguyen Van Huynh; Diep N. Nguyen; Dinh Thai Hoang; Thang X. Vu; Eryk Dutkiewicz; Symeon Chatzinotas (IEEE Trans. Wirel. Commun., 2022)

Joint Resource Allocation for Full-Duplex Ambient Backscatter Communication: A Difference Convex Algorithm. - Fatemeh Kavehmadavani; Mohadeseh Soleimanpour-Moghadam; Siamak Talebi; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Wirel. Commun., 2022)

Frequency-Packed Faster-Than-Nyquist Signaling via Symbol-Level Precoding for Multiuser MISO Redundant Transmissions. - Wallace Alves Martins; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Wirel. Commun., 2022)

FedFog: Network-Aware Optimization of Federated Learning Over Wireless Fog-Cloud Systems. - Van-Dinh Nguyen; Symeon Chatzinotas; Björn E. Ottersten; Trung Q. Duong (IEEE Trans. Wirel. Commun., 2022)

Intelligent Reflecting Surface-Assisted MU-MISO Systems With Imperfect Hardware: Channel Estimation and Beamforming Design. - Anastasios K. Papazafeiropoulos; Cunhua Pan; Pandelis Kourtessis; Symeon Chatzinotas; John M. Senior (IEEE Trans. Wirel. Commun., 2022)

RIS-Assisted Robust Hybrid Beamforming Against Simultaneous Jamming and Eavesdropping Attacks. - Yifu Sun; Kang An 001; Yonggang Zhu; Gan Zheng; Kai-Kit Wong; Symeon Chatzinotas; Haifan Yin; Pengtao Liu (IEEE Trans. Wirel. Commun., 2022)

UAV Relay-Assisted Emergency Communications in IoT Networks: Resource Allocation and Trajectory Optimization. - Dinh Hieu Tran; Van-Dinh Nguyen; Symeon Chatzinotas; Thang X. Vu; Björn E. Ottersten (IEEE Trans. Wirel. Commun., 2022)

Dynamic Bandwidth Allocation and Precoding Design for Highly-Loaded Multiuser MISO in Beyond 5G Networks. - Thang X. Vu; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Wirel. Commun., 2022)

Joint Optimization of Beam-Hopping Design and NOMA-Assisted Transmission for Flexible Satellite Systems. - Anyue Wang; Lei Lei 001; Eva Lagunas; Ana I. Pérez-Neira; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Wirel. Commun., 2022)

Adapting to Dynamic LEO-B5G Systems: Meta-Critic Learning Based Efficient Resource Scheduling. - Yaxiong Yuan; Lei Lei 001; Thang X. Vu; Zheng Chang 001; Symeon Chatzinotas; Sumei Sun (IEEE Trans. Wirel. Commun., 2022)

Stochastic Geometry-Based Analysis of Cache-Enabled Hybrid Satellite-Aerial-Terrestrial Networks With Non-Orthogonal Multiple Access. - Xiaokai Zhang; Bangning Zhang; Kang An 001; Gan Zheng; Symeon Chatzinotas; Daoxing Guo (IEEE Trans. Wirel. Commun., 2022)

Opportunities for Physical Layer Security in UAV Communication Enhanced with Intelligent Reflective Surfaces. - Wali Ullah Khan; Eva Lagunas; Zain Ali; Muhammad Awais Javed; Manzoor Ahmed; Symeon Chatzinotas; Björn E. Ottersten; Petar Popovski (IEEE Wirel. Commun., 2022)

Impact of Phase-Noise and Spatial Correlation on Double-RIS-Assisted Multiuser MISO Networks. - Zaid Abdullah; Anastasios K. Papazafeiropoulos; Steven Kisseleff; Symeon Chatzinotas; Björn E. Ottersten (IEEE Wirel. Commun. Lett., 2022)

Vector Perturbation Channel Inversion for SWIPT MU-MISO Systems. - Ioannis Krikidis; Constantinos Psomas; Symeon Chatzinotas (IEEE Wirel. Commun. Lett., 2022)

Outage Performance of Satellite Terrestrial Full-Duplex Relaying Networks With co-Channel Interference. - Tan N. Nguyen; Lam-Thanh Tu; Tran Dinh Hieu; Van-Duc Phan; Miroslav Voznák; Symeon Chatzinotas; Zhiguo Ding 001 (IEEE Wirel. Commun. Lett., 2022)

Coverage Probability of Double-IRS Assisted Communication Systems. - Anastasios K. Papazafeiropoulos; Pandelis Kourtessis; Symeon Chatzinotas; John M. Senior (IEEE Wirel. Commun. Lett., 2022)

On the Performance of Cache-Free/Cache-Aided STBC-NOMA in Cognitive Hybrid Satellite-Terrestrial Networks. - Vibhum Singh; Sourabh Solanki; Geoffrey Eappen; Rakesh Palisetty; Thang X. Vu; Juan Carlos Merlano Duncan; Symeon Chatzinotas; Björn E. Ottersten (IEEE Wirel. Commun. Lett., 2022)

RF Precoding for Cognitive Radio Systems. - Christos G. Tsinos; Symeon Chatzinotas; Björn E. Ottersten (IEEE Wirel. Commun. Lett., 2022)

Joint Resource Allocation and Link Adaptation for Ultra-Reliable and Low-Latency Services. - Md Arman Hossen; Thang X. Vu; Van-Dinh Nguyen; Symeon Chatzinotas; Björn E. Ottersten (CCNC, 2023)

Multi-Criteria Ground Segment Dimensioning for Non-Geostationary Satellite Constellations. - Victor Monzon Baeza; Flor G. Ortiz-Gomez; Eva Lagunas; Tedros Salih Abdu; Symeon Chatzinotas (EuCNC/6G Summit, 2023)

Full-Duplex-Enabled Joint Communications and Sensing with Reconfigurable Intelligent Surfaces. - Chandan Kumar Sheemar; George C. Alexandropoulos; Dirk Slock; Jorge Querol; Symeon Chatzinotas (EUSIPCO, 2023)

CVaR-based Robust Beamforming Framework for Massive MIMO LEO Satellite Communications. - Madyan Alsenwi; Eva Lagunas; Hayder Al-Hraishawi; Symeon Chatzinotas (GLOBECOM, 2023)

Uplink Sum Throughput Analysis and Maximization for Integrated Satellite-Terrestrial Cell-Free Massive MIMO. - Trinh Van Chien; Ha An Le 001; Hien Quoc Ngo; Symeon Chatzinotas (GLOBECOM, 2023)

On Deep Reinforcement Learning for Traffic Steering Intelligent ORAN. - Fatemeh Kavehmadavani; Van-Dinh Nguyen; Thang X. Vu; Symeon Chatzinotas (GLOBECOM (Workshops), 2023)

Reinforcement Learning for QoE-Oriented Flexible Bandwidth Allocation in Satellite Communication Networks. - Teweldebrhan Mezgebo Kebedew; Vu Nguyen Ha; Eva Lagunas; Duc-Dung Tran; Joel Grotz; Symeon Chatzinotas (GLOBECOM (Workshops), 2023)

Reconfigurable Intelligent Surfaces Enhanced NOMA D2D Communications Underlaying UAV Networks. - Wali Ullah Khan; Eva Lagunas; Asad Mahmood; Zain Ali; Symeon Chatzinotas; Björn E. Ottersten (GLOBECOM (Workshops), 2023)

Resource Optimization for Integrated Terrestrial Non-Terrestrial Networks Involving IRS. - Wali Ullah Khan; Asad Mahmood; Eva Lagunas; Muhammad Ali Jamshed; Symeon Chatzinotas; Björn E. Ottersten (GLOBECOM (Workshops), 2023)

Experimental Study of the Effects of RLC Modes for 5G-NTN Applications Using OpenAirInterface5G. - Sumit Kumar 001; Chandan Kumar Sheemar; Jorge Querol; Amirhossein Nik; Symeon Chatzinotas (GLOBECOM (Workshops), 2023)

Cost-Efficient Network Planning for Quantum Communication Infrastructure. - Ilora Maity; Symeon Chatzinotas (GLOBECOM (Workshops), 2023)

Doppler Effect Mitigation in LEO-Based 5G Non-Terrestrial Networks. - Ashish Kumar Meshram; Sumit Kumar 001; Jorge Querol; Symeon Chatzinotas (GLOBECOM (Workshops), 2023)

Scalable Quantification of the Value of Information for Multi-Agent Communications and Control Co-design. - Arsham Mostaani; Thang X. Vu; Hamed Habibi 002; Symeon Chatzinotas; Björn E. Ottersten (GLOBECOM, 2023)

Enabling Intelligent Traffic Steering in A Hierarchical Open Radio Access Network. - Van-Dinh Nguyen; Thang X. Vu; Nhan Thanh Nguyen 001; Dinh C. Nguyen; Markku J. Juntti; Nguyen Cong Luong 001; Dinh Thai Hoang; Diep N. Nguyen; Symeon Chatzinotas (GLOBECOM, 2023)

Multiple RIS-Assisted Cooperative NOMA with User Selection. - Mostafa Samy; Hayder Al-Hraishawi; Steven Kisseleff; Symeon Chatzinotas; Björn E. Ottersten (GLOBECOM, 2023)

On Optimizing RIS-aided SWIPT-IoTs with Power Splitting-based Non-Linear Energy Harvesting. - Neha Sharma 006; Sumit Gautam; Symeon Chatzinotas; Björn E. Ottersten (GLOBECOM, 2023)

Robust Beamforming for IRS Aided MIMO Full Duplex Systems. - Chandan Kumar Sheemar; Jorge Querol; Sourabh Solanki; Sumit Kumar 001; Symeon Chatzinotas (GLOBECOM, 2023)

Joint Device Identification, Channel Estimation, and Signal Detection for LEO Satellite-Enabled Random Access. - Boxiao Shen; Yongpeng Wu 001; Wenjun Zhang 001; Symeon Chatzinotas; Björn E. Ottersten (GLOBECOM, 2023)

CNN-Based on-Board Interference Detection in Satellite Systems: AN Analysis of Dataset Impact on Performance. - Saed Daoud; Geoffrey Eappen; Flor G. Ortiz-Gomez; Eva Lagunas; Wallace A. Martins; Symeon Chatzinotas (ICASSP Workshops, 2023)

NBA-OMP: Near-Field Beam-Split-Aware Orthogonal Matching Pursuit for Wideband THz Channel Estimation. - Ahmet M. Elbir; Kumar Vijay Mishra; Symeon Chatzinotas (ICASSP, 2023)

Federated Multi-Task Learning For THZ Wideband Channel And DOA Estimation. - Ahmet M. Elbir; Wei Shi 001; Kumar Vijay Mishra; Symeon Chatzinotas (ICASSP Workshops, 2023)

Implicit Channel Learning For Machine Learning Applications In 6G Wireless Networks. - Ahmet M. Elbir; Wei Shi 001; Kumar Vijay Mishra; Anastasios K. Papazafeiropoulos; Symeon Chatzinotas (ICASSP Workshops, 2023)

Demand-Aware Flexible Handover Strategy for LEO Constellation. - Tedros Salih Abdu; Eva Lagunas; Vu Nguyen Ha; Joel Grotz; Steven Kisseleff; Symeon Chatzinotas (ICC Workshops, 2023)

Fairness-Aware Dynamic VNF Mapping and Scheduling in SDN/NFV-Enabled Satellite Edge Networks. - Haftay Gebreslasie Abreha; Houcine Chougrani; Ilora Maity; Van-Dinh Nguyen; Symeon Chatzinotas; Christos Politis (ICC, 2023)

Quantum Optimization Algorithm for LEO Satellite Communications based on Cell-Free Massive MIMO. - Hayder Al-Hraishawi; Junaid ur Rehman; Symeon Chatzinotas (ICC Workshops, 2023)

Efficient Content Caching for Delivery Time Minimization in the LEO Satellite Networks. - Sovit Bhandari; Thang X. Vu; Symeon Chatzinotas; Björn E. Ottersten (ICC Workshops, 2023)

Efficient Hamiltonian Reduction for Quantum Annealing on SatCom Beam Placement Problem. - Thinh Quang Dinh; Son Hoang Dau; Eva Lagunas; Symeon Chatzinotas (ICC, 2023)

Large-Scale Beam Placement and Resource Allocation Design for MEO-Constellation SATCOM. - Vu Nguyen Ha; Eva Lagunas; Tedros Salih Abdu; Haythem Chaker; Symeon Chatzinotas; Joel Grotz (ICC Workshops, 2023)

D-Schedule: Dependency-Aware VNF Scheduling in Satellite-Terrestrial Networks. - Ilora Maity; Thang X. Vu; Symeon Chatzinotas (ICC Workshops, 2023)

Two-Tier User Association and Resource Allocation Design for Integrated Satellite-Terrestrial Networks. - Hung Nguyen-Kha; Vu Nguyen Ha; Eva Lagunas; Symeon Chatzinotas; Joel Grotz (ICC Workshops, 2023)

Quantum Approximate Optimization Algorithm for Knapsack Resource Allocation Problems in Communication Systems. - Junaid ur Rehman; Hayder Al-Hraishawi; Symeon Chatzinotas (ICC, 2023)

Short-Packet Communication Assisted Reliable Control of UAV for Optimum Coverage Range. - Sourabh Solanki; Vibhum Singh; Sumit Gautam; Jorge Querol; Symeon Chatzinotas (ICC, 2023)

ETHER: Energy- and Cost-Efficient Framework for Seamless Connectivity over the Integrated Terrestrial and Non-terrestrial 6G Networks. - Lechoslaw Tomaszewski; Robert Kolakowski; Agapi Mesodiakaki; Konstantinos Ntontin; Angelos Antonopoulos 001; Nikolaos Pappas 001; Marco Fiore 001; Mohammadreza Mosahebfard; Simon Watts; Philip Harris; Chih-Kuang Lin; Ana Rita Santiago; et al. (AIAI (Workshops), 2023)

Stacked-Cascode Current Steering Architecture for Gallium Nitride Variable-Gain LNAs. - Jorge Luis González Rios; Diego Vázquez; Robson Luiz Moreno; Juan Carlos Merlano Duncan; Ole K. Jensen; Symeon Chatzinotas; Björn E. Ottersten (LASCAS, 2023)

SDN-based Testbed for Emerging Use Cases in Beyond 5G NTN-Terrestrial Networks. - Mario Minardi; Youssouf Drif; Thang X. Vu; Ilora Maity; Christos Politis; Symeon Chatzinotas (NOMS, 2023)

Integrated Access and Backhaul via Satellites. - Zaid Abdullah; Steven Kisseleff; Eva Lagunas; Vu Nguyen Ha; Frank Zeppenfeldt; Symeon Chatzinotas (PIMRC, 2023)

Harnessing the Power of Swarm Satellite Networks with Wideband Distributed Beamforming. - Juan Carlos Merlano Duncan; Vu Nguyen Ha; Jevgenij Krivochiza; Rakesh Palisetty; Geoffrey Eappen; Juan Andres Vasquez; Wallace Alves Martins; Symeon Chatzinotas; Björn E. Ottersten (PIMRC, 2023)

Optimally Conditioned Channel Matrices in Precoding Enabled Non-Terrestrial Networks. - Jevgenij Krivochiza; Hong-Fu Chou; Juan Carlos Merlano Duncan; Symeon Chatzinotas (PIMRC, 2023)

FPGA Implementation of Efficient Beamformer for On-Board Processing in MEO Satellites. - Rakesh Palisetty; Luis Manuel Garcés Socarrás; Haythem Chaker; Vibhum Singh; Geoffrey Eappen; Wallace Alves Martins; Vu Nguyen Ha; Juan Andrés Vásquez-Peralvo; Jorge Luis González Rios; Juan Carlos Merlano Duncan; Symeon Chatzinotas; Björn E. Ottersten; et al. (PIMRC, 2023)

NGSO-To-GSO Satellite Interference Detection Based on Autoencoder. - Almoatssimbillah Saifaldawla; Flor G. Ortiz-Gomez; Eva Lagunas; Saed Daoud; Symeon Chatzinotas (PIMRC, 2023)

A Hybrid Optimization and Deep RL Approach for Resource Allocation in Semi-GF NOMA Networks. - Duc-Dung Tran; Vu Nguyen Ha; Symeon Chatzinotas; Ti Ti Nguyen (PIMRC, 2023)

Satellite Swarms for Narrow Beamwidth Applications. - Juan Andrés Vásquez-Peralvo; Juan Carlos Merlano Duncan; Geoffrey Eappen; Symeon Chatzinotas (PIMRC, 2023)

Resource Allocation and User Scheduling Design for User-Centric Cell-Free Massive MIMO Systems. - Reza Mahin Zaeem; Juan Carlos Merlano Duncan; Wallace Alves Martins; Vu Nguyen Ha; Symeon Chatzinotas; Björn E. Ottersten (PIMRC, 2023)

Performance of Joint Symbol Level Precoding and RIS Phase Shift Design in the Finite Block Length Regime with Constellation Rotation. - Progress Zivuku; Steven Kisseleff; Wallace A. Martins; Hayder Al-Hraishawi; Symeon Chatzinotas; Björn E. Ottersten (PIMRC, 2023)

5G Positioning Reference Signal Configuration for Integrated Terrestrial/Non-Terrestrial Network Scenario. - Alejandro Gonzalez-Garrido; Jorge Querol; Symeon Chatzinotas (PLANS, 2023)

Adaptive Timers and Buffer Optimization for Layer-2 Protocols in 5G Non-Terrestrial Networks. - Chandan Kumar Sheemar; Sumit Kumar 001; Jorge Querol; Symeon Chatzinotas (SoftCOM, 2023)

Signal Processing Based Antenna Pattern Characterization for MIMO Systems. - Chandan Kumar Sheemar; Jorge Querol; Symeon Chatzinotas (SoftCOM, 2023)

Fast Optimal Antenna Selection for Massive MIMO. - Ke He; Thang X. Vu; Symeon Chatzinotas; Björn E. Ottersten (SPAWC, 2023)

3GPP New Radio Precoding in NGSO Satellites: Channel Prediction and Dynamic Resource Allocation. - Thang X. Vu; Sovit Bhandari; Mario Minardi; Van-Dinh Nguyen; Symeon Chatzinotas (SSP, 2023)

Energy-Efficient RIS-Enabled NOMA Communication for 6G LEO Satellite Networks. - Wali Ullah Khan; Eva Lagunas; Asad Mahmood; Symeon Chatzinotas; Björn E. Ottersten (VTC2023-Spring, 2023)

Multi-Objective Optimization for 3D Placement and Resource Allocation in OFDMA-based Multi-UAV Networks. - Asad Mahmood; Thang X. Vu; Shree Krishna Sharma; Symeon Chatzinotas; Björn E. Ottersten (VTC2023-Spring, 2023)

FPGA Implementation of Efficient 2D-FFT Beamforming for On-Board Processing in Satellites. - Rakesh Palisetty; Geoffrey Eappen; Vibhum Singh; Luis Manuel Garcés Socarrás; Vu Nguyen Ha; Juan Andrés Vásquez-Peralvo; Jorge Luis González Rios; Juan Carlos Merlano Duncan; Wallace Alves Martins; Symeon Chatzinotas; Björn E. Ottersten; Adem Coskun; et al. (VTC Fall, 2023)

Intelligent Reflecting Surfaces Assisted Millimeter Wave MIMO Full Duplex Systems. - Chandan Kumar Sheemar; Stefano Tomasin; Dirk Slock; Symeon Chatzinotas (VTC2023-Spring, 2023)

MEC-assisted Low Latency Communication for Autonomous Flight Control of 5G-Connected UAV. - Sourabh Solanki; Asad Mahmood; Vibhum Singh; Sumit Gautam; Jorge Querol; Symeon Chatzinotas (VTC2023-Spring, 2023)

Deep Learning-Based Device-Free Localization in Wireless Sensor Networks. - Osamah Ali Abdullah; Hayder Al-Hraishawi; Symeon Chatzinotas (WCNC, 2023)

Centralized Control of a Multi-Agent System Via Distributed and Bit-Budgeted Communications. - Arsham Mostaani; Thang X. Vu; Symeon Chatzinotas; Björn E. Ottersten (WCNC, 2023)

Near-Field Terahertz Communications: Model-Based and Model-Free Channel Estimation. - Ahmet M. Elbir; Wei Shi 001; Anastasios K. Papazafeiropoulos; Pandelis Kourtessis; Symeon Chatzinotas (IEEE Access, 2023)

End-to-End Performance Evaluation of SLP Waveforms. - Jevgenij Krivochiza; Juan Carlos Merlano Duncan; Jorge Querol; Symeon Chatzinotas (IEEE Access, 2023)

End-to-End Precoding Validation Over a Live GEO Satellite Forward Link. - Jevgenij Krivochiza; Juan Carlos Merlano Duncan; Jorge Querol; Nicola Maturo; Liz Martinez Marrero; Stefano Andrenacci; Jens Krause; Symeon Chatzinotas (IEEE Access, 2023)

Flexible Beamforming for Direct Radiating Arrays in Satellite Communications. - Juan Andrés Vásquez-Peralvo; Jorge Querol; Flor G. Ortiz-Gomez; Jorge Luis González Rios; Eva Lagunas; Victor Monzon Baeza; Gianluca Fontanesi; Luis Manuel Garcés Socarrás; Juan Carlos Merlano Duncan; Symeon Chatzinotas (IEEE Access, 2023)

A Survey on Nongeostationary Satellite Systems: The Communication Perspective. - Hayder Al-Hraishawi; Houcine Chougrani; Steven Kisseleff; Eva Lagunas; Symeon Chatzinotas (IEEE Commun. Surv. Tutorials, 2023)

Task-Effective Compression of Observations for the Centralized Control of a Multi-agent System Over Bit-Budgeted Channels. - Arsham Mostaani; Thang X. Vu; Symeon Chatzinotas; Björn E. Ottersten (CoRR, 2023)

Network-Aided Intelligent Traffic Steering in 6G ORAN: A Multi-Layer Optimization Framework. - Van-Dinh Nguyen; Thang X. Vu; Nhan Thanh Nguyen 001; Dinh C. Nguyen; Markku J. Juntti; Nguyen Cong Luong 001; Dinh Thai Hoang; Diep N. Nguyen; Symeon Chatzinotas (CoRR, 2023)

Digital Twin for Non-Terrestrial Networks: Vision, Challenges, and Enabling Technologies. - Hayder Al-Hraishawi; Madyan Alsenwi; Junaid ur Rehman; Eva Lagunas; Symeon Chatzinotas (CoRR, 2023)

Energy Efficient RAN Slicing and Beams Selection for Multiplexing of Heterogeneous Services in 5G mmWave Networks. - Praveen Kumar Korrai; Eva Lagunas; Shree Krishna Sharma; Symeon Chatzinotas (CoRR, 2023)

Satellite-based Quantum Key Distribution over Atmospheric Channels: Reviews and Research Challenges. - Hong-Fu Chou; Vu Nguyen Ha; Hayder Al-Hraishawi; Luis Manuel Garcés Socarrás; Jorge Luis González Rios; Juan Carlos Merlano Duncan; Symeon Chatzinotas (CoRR, 2023)

Full Duplex Joint Communications and Sensing for 6G: Opportunities and Challenges. - Chandan Kumar Sheemar; Sourabh Solanki; Eva Lagunas; Jorge Querol; Symeon Chatzinotas; Björn E. Ottersten (CoRR, 2023)

Energy-Efficient On-Board Radio Resource Management for Satellite Communications via Neuromorphic Computing. - Flor Ortiz; Nicolas Skatchkovsky; Eva Lagunas; Wallace A. Martins; Geoffrey Eappen; Saed Daoud; Osvaldo Simeone; Bipin Rajendran; Symeon Chatzinotas (CoRR, 2023)

Terahertz-Band Direction Finding With Beam-Split and Mutual Coupling Calibration. - Ahmet M. Elbir; Kumar Vijay Mishra; Symeon Chatzinotas (CoRR, 2023)

Harnessing Supervised Learning for Adaptive Beamforming in Multibeam Satellite Systems. - Flor Ortiz; Juan Andrés Vásquez-Peralvo; Jorge Querol; Eva Lagunas; Jorge Luis González Rios; Luis Manuel Garcés Socarrás; Victor Monzon Baeza; Symeon Chatzinotas (CoRR, 2023)

Connecting Space Missions From NGSO Constellations: Feasibility Study. - Houcine Chougrani; Oltjon Kodheli; Ali Georganaki; Jan Thoemel; Chiara Vittoria Turtoro; Frank Zeppenfeldt; Petros Pissias; Mahulena Hofmann; Symeon Chatzinotas (CoRR, 2023)

Joint Source-Channel Coding System for 6G Communication: Design, Prototype and Future Directions. - Xinchao Zhong; Sean Longyu Ma; Hong-Fu Chou; Arsham Mostaani; Thang X. Vu; Symeon Chatzinotas (CoRR, 2023)

Flexible Payload Configuration for Satellites using Machine Learning. - Marcele O. K. Mendonca; Flor G. Ortiz-Gomez; Jorge Querol; Eva Lagunas; Juan Andrés Vásquez-Peralvo; Victor Monzon Baeza; Symeon Chatzinotas; Björn E. Ottersten (CoRR, 2023)

Spherical Wavefront Near-Field DoA Estimation in THz Automotive Radar. - Ahmet M. Elbir; Kumar Vijay Mishra; Symeon Chatzinotas (CoRR, 2023)

Genetic Algorithm-based Beamforming in Subarray Architectures for GEO Satellites. - Juan Andrés Vásquez-Peralvo; Jorge Querol; Eva Lagunas; Flor Ortiz; Luis Manuel Garcés Socarrás; Jorge Luis González Rios; Victor Monzon Baeza; Symeon Chatzinotas (CoRR, 2023)

Anti-Jamming Transmission in NOMA-Based Satellite-Enabled IoT: A Game-Theoretic Framework in Hostile Environments. - Chen Han; Aijun Liu 001; Zhixiang Gao; Kang An 001; Gan Zheng; Symeon Chatzinotas (IEEE Internet Things J., 2023)

Joint Communication and Computation Offloading for Ultra-Reliable and Low-Latency With Multi-Tier Computing. - Dang Van Huynh; Van-Dinh Nguyen; Symeon Chatzinotas; Saeed R. Khosravirad; H. Vincent Poor; Trung Q. Duong (IEEE J. Sel. Areas Commun., 2023)

Grant-Free NOMA-OTFS Paradigm: Enabling Efficient Ubiquitous Access for LEO Satellite Internet-of-Things. - Zhen Gao 001; Xingyu Zhou 009; Jingjing Zhao; Juan Li; Chunli Zhu; Chun Hu; Pei Xiao 001; Symeon Chatzinotas; Derrick Wing Kwan Ng; Björn E. Ottersten (IEEE Netw., 2023)

Terahertz-Band Channel and Beam Split Estimation via Array Perturbation Model. - Ahmet M. Elbir; Wei Shi 001; Anastasios K. Papazafeiropoulos; Pandelis Kourtessis; Symeon Chatzinotas (IEEE Open J. Commun. Soc., 2023)

Fairness-Aware Inter-Slice Scheduler for IoT Services Over Satellite. - Ilora Maity; Houcine Chougrani; Symeon Chatzinotas (IEEE Open J. Commun. Soc., 2023)

IRS Assisted MIMO Full Duplex: Rate Analysis and Beamforming Under Imperfect CSI. - Chandan Kumar Sheemar; Sourabh Solanki; Jorge Querol; Sumit Kumar 001; Symeon Chatzinotas (IEEE Open J. Commun. Soc., 2023)

Multi-Agent DRL Approach for Energy-Efficient Resource Allocation in URLLC-Enabled Grant-Free NOMA Systems. - Duc-Dung Tran; Shree Krishna Sharma; Vu Nguyen Ha; Symeon Chatzinotas; Isaac Woungang (IEEE Open J. Commun. Soc., 2023)

Localization as a Key Enabler of 6G Wireless Systems: A Comprehensive Survey and an Outlook. - Stylianos E. Trevlakis; Alexandros-Apostolos A. Boulogeorgos; Dimitrios Pliatsios; Jorge Querol; Konstantinos Ntontin; Panagiotis G. Sarigiannidis; Symeon Chatzinotas; Marco Di Renzo (IEEE Open J. Commun. Soc., 2023)

User Scheduling and Power Allocation for Precoded Multi-Beam High Throughput Satellite Systems With Individual Quality of Service Constraints. - Trinh Van Chien; Eva Lagunas; Tung Hai Ta; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Veh. Technol., 2023)

Asymptotic Analysis of Max-Min Weighted SINR for IRS-Assisted MISO Systems With Hardware Impairments. - Anastasios K. Papazafeiropoulos; Cunhua Pan; Ahmet M. Elbir; Van-Dinh Nguyen; Pandelis Kourtessis; Symeon Chatzinotas (IEEE Wirel. Commun. Lett., 2023)

Space-Terrestrial Cooperation Over Spatially Correlated Channels Relying on Imperfect Channel Estimates: Uplink Performance Analysis and Optimization. - Trinh Van Chien; Eva Lagunas; Tiep Minh Hoang; Symeon Chatzinotas; Björn E. Ottersten; Lajos Hanzo (IEEE Trans. Commun., 2023)

Cable-Aided Distributed Reconfigurable Intelligent Surface (CRIS): New Paradigm for Wireless Communication Networks. - Steven Kisseleff; Konstantinos Ntontin; Symeon Chatzinotas (IEEE Commun. Mag., 2023)

Wireless Energy Harvesting for Autonomous Reconfigurable Intelligent Surfaces. - Konstantinos Ntontin; Alexandros-Apostolos A. Boulogeorgos; Emil Björnson; Wallace Alves Martins; Steven Kisseleff; Sergi Abadal; Eduard Alarcón; Anastasios K. Papazafeiropoulos; Fotis I. Lazarakis; Symeon Chatzinotas (IEEE Trans. Green Commun. Netw., 2023)

Integrating Terrestrial and Non-Terrestrial Networks: 3D Opportunities and Challenges. - Giovanni Geraci; David López-Pérez; Mohamed Benzaghta; Symeon Chatzinotas (IEEE Commun. Mag., 2023)

Inbound Carrier Plan Optimization for Adaptive VSAT Networks. - Clement Lacoste; Wallace A. Martins; Symeon Chatzinotas; Luis D. Emiliani (IEEE Trans. Aerosp. Electron. Syst., 2023)

SLNR-Based Secure Energy Efficient Beamforming in Multibeam Satellite Systems. - Zhi Lin 001; Kang An 001; Hehao Niu; Yihua Hu 001; Symeon Chatzinotas; Gan Zheng; Jiangzhou Wang (IEEE Trans. Aerosp. Electron. Syst., 2023)

Optimal User Pairing Approach for NOMA-Based Cell-Free Massive MIMO Systems. - Xuan-Toan Dang; Mai T. P. Le; Hieu Van Nguyen; Symeon Chatzinotas; Oh-Soon Shin (IEEE Trans. Veh. Technol., 2023)

The Next Generation of Beam Hopping Satellite Systems: Dynamic Beam Illumination With Selective Precoding. - Lin Chen 045; Vu Nguyen Ha; Eva Lagunas; Linlong Wu; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Wirel. Commun., 2023)

Active Terminal Identification, Channel Estimation, and Signal Detection for Grant-Free NOMA-OTFS in LEO Satellite Internet-of-Things. - Xingyu Zhou 009; Keke Ying; Zhen Gao 001; Yongpeng Wu 001; Zhenyu Xiao; Symeon Chatzinotas; Jinhong Yuan; Björn E. Ottersten (IEEE Trans. Wirel. Commun., 2023)

BSA-OMP: Beam-Split-Aware Orthogonal Matching Pursuit for THz Channel Estimation. - Ahmet M. Elbir; Symeon Chatzinotas (IEEE Wirel. Commun. Lett., 2023)

Spectral Efficiency Analysis of Hybrid Relay-Reflecting Intelligent Surface-Assisted Cell-Free Massive MIMO Systems. - Nhan Thanh Nguyen 001; Van-Dinh Nguyen; Hieu Van Nguyen; Hien Quoc Ngo; Symeon Chatzinotas; Markku J. Juntti (IEEE Trans. Wirel. Commun., 2023)

Quasi-Synchronous Random Access for Massive MIMO-Based LEO Satellite Constellations. - Keke Ying; Zhen Gao 001; Sheng Chen 001; Mingyu Zhou; Dezhi Zheng; Symeon Chatzinotas; Björn E. Ottersten; H. Vincent Poor (IEEE J. Sel. Areas Commun., 2023)

Security and Reliability Analysis of Satellite-Terrestrial Multirelay Networks With Imperfect CSI. - Tan Nhat Nguyen; Tran Dinh Hieu; Trinh Van Chien; Van-Duc Phan; Miroslav Voznák; Symeon Chatzinotas (IEEE Syst. J., 2023)

SCMA-Enabled Multi-Cell Edge Computing Networks: Design and Optimization. - Pengtao Liu; Kang An 001; Jing Lei 001; Wei Liu 013; Yifu Sun; Gan Zheng; Symeon Chatzinotas (IEEE Trans. Veh. Technol., 2023)

Trusted Reconfigurable Intelligent Surface for Multi-User Quantum Key Distribution. - Steven Kisseleff; Symeon Chatzinotas (IEEE Commun. Lett., 2023)

A Survey on STAR-RIS: Use Cases, Recent Advances, and Future Research Challenges. - Manzoor Ahmed; Abdul Wahid; Sayed Shariq Laique; Wali Ullah Khan; Asim Ihsan; Fang Xu 001; Symeon Chatzinotas; Zhu Han 001 (IEEE Internet Things J., 2023)

Intelligent and Secure Radio Environments for 6G Vehicular Aided HetNets: Key Opportunities and Challenges. - Wali Ullah Khan; Muhammad Awais Javed; Sherali Zeadally; Eva Lagunas; Symeon Chatzinotas (IEEE Commun. Stand. Mag., 2023)

Energy Harvesting From Jamming Attacks in Multi-User Massive MIMO Networks. - Hayder Al-Hraishawi; Osamah Ali Abdullah; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Green Commun. Netw., 2023)

Energy-Efficient Service-Aware Multi-Connectivity Scheduler for Uplink Multi-Layer Non-Terrestrial Networks. - Michael N. Dazhi; Hayder Al-Hraishawi; M. R. Bhavani Shankar; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Green Commun. Netw., 2023)

Integration of NOMA With Reflecting Intelligent Surfaces: A Multi-Cell Optimization With SIC Decoding Errors. - Wali Ullah Khan; Eva Lagunas; Asad Mahmood; Zain Ali; Muhammad Asif 005; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Green Commun. Netw., 2023)

Time- and Unit-Cell Splitting Comparison for the Autonomous Operation of Reconfigurable Intelligent Surfaces. - Konstantinos Ntontin; Emil Björnson; Alexandros-Apostolos A. Boulogeorgos; Zaid Abdullah; Agapi Mesodiakaki; Sergi Abadal; Symeon Chatzinotas (IEEE Trans. Green Commun. Netw., 2023)

Virtual Network Embedding for NGSO Systems: Algorithmic Solution and SDN-Testbed Validation. - Mario Minardi; Thang X. Vu; Lei Lei 001; Christos Politis; Symeon Chatzinotas (IEEE Trans. Netw. Serv. Manag., 2023)

Cooperative RIS and STAR-RIS Assisted mMIMO Communication: Analysis and Optimization. - Anastasios K. Papazafeiropoulos; Ahmet M. Elbir; Pandelis Kourtessis; Ioannis Krikidis; Symeon Chatzinotas (IEEE Trans. Veh. Technol., 2023)

Phase Shift Design for RIS-Aided Cell-Free Massive MIMO With Improved Differential Evolution. - Trinh Van Chien; Le Van Cuong; Huynh Thi Thanh Binh; Hien Quoc Ngo; Symeon Chatzinotas (IEEE Wirel. Commun. Lett., 2023)

Demand-Aware Onboard Payload Processor Management for High-Throughput NGSO Satellite Systems. - Tedros Salih Abdu; Steven Kisseleff; Eva Lagunas; Joël Grotz; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Aerosp. Electron. Syst., 2023)

Demand-Driven Beam Densification in Multibeam Satellite Communication Systems. - Puneeth Jubba Honnaiah; Eva Lagunas; Symeon Chatzinotas; Jens Krause (IEEE Trans. Aerosp. Electron. Syst., 2023)

Security-Reliability Tradeoffs for Satellite-Terrestrial Relay Networks With a Friendly Jammer and Imperfect CSI. - Tan Nhat Nguyen; Trinh Van Chien; Dinh Hieu Tran; Van-Duc Phan; Miroslav Voznák; Symeon Chatzinotas; Zhiguo Ding 001; H. Vincent Poor (IEEE Trans. Aerosp. Electron. Syst., 2023)

Joint Optimization of 3D Placement and Radio Resource Allocation for Per-UAV Sum Rate Maximization. - Asad Mahmood; Thang Xuan Vu; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Veh. Technol., 2023)

The Rise of Intelligent Reflecting Surfaces in Integrated Sensing and Communications Paradigms. - Ahmet M. Elbir; Kumar Vijay Mishra; M. R. Bhavani Shankar; Symeon Chatzinotas (IEEE Netw., 2023)

Energy Efficiency Optimization for Backscatter Enhanced NOMA Cooperative V2X Communications Under Imperfect CSI. - Wali Ullah Khan; Muhammad Ali Jamshed; Eva Lagunas; Symeon Chatzinotas; Xingwang Li 001; Björn E. Ottersten (IEEE Trans. Intell. Transp. Syst., 2023)

Intelligent Traffic Steering in Beyond 5G Open RAN Based on LSTM Traffic Prediction. - Fatemeh Kavehmadavani; Van-Dinh Nguyen; Thang X. Vu; Symeon Chatzinotas (IEEE Trans. Wirel. Commun., 2023)

Rate Splitting Multiple Access for Next Generation Cognitive Radio Enabled LEO Satellite Networks. - Wali Ullah Khan; Zain Ali; Eva Lagunas; Asad Mahmood; Muhammad Asif 005; Asim Ihsan; Symeon Chatzinotas; Björn E. Ottersten; Octavia A. Dobre (IEEE Trans. Wirel. Commun., 2023)

Combining Time-Flexible GEO Satellite Payload With Precoding: The Cluster Hopping Approach. - Vaibhav Kumar Gupta; Vu Nguyen Ha; Eva Lagunas; Hayder Al-Hraishawi; Lin Chen 045; Symeon Chatzinotas (IEEE Trans. Veh. Technol., 2023)

Guest Editorial: 6G Non-terrestrial Networks. - I-Kang Fu; Olof Liberg; Symeon Chatzinotas; Tony Q. S. Quek; Pei Xiao 001 (IEEE Wirel. Commun., 2023)

Power Allocation and Beam Illumination Design for Time-Flexible Satellite Systems. - Lin Chen 045; Anyue Wang; Eva Lagunas; Lei Lei 001; Symeon Chatzinotas (CAMAD, 2024)

Enhanced 5G/B5G Network Planning/Optimization Deploying RIS in Urban/Outdoor Scenarios. - Valdemar Ramón Farré Guijarro; Juan Carlos Estrada Jimenez; José David Vega Sánchez; Juan Andrés Vásquez-Peralvo; Symeon Chatzinotas (CAMAD, 2024)

Noise Analysis of Chirped sinh-Gaussian Beams in Free Space Optical Links. - Mert Bayraktar; Victor Monzon Baeza; Juan Carlos Merlano Duncan; Symeon Chatzinotas (EuCNC/6G Summit, 2024)

Solving Indefinite Communication Reliability Optimization for RIS-Aided Mobile Systems by an Improved Differential Evolution. - Trinh Van Chien; Bui Trong Duc; Ho Viet Duc Luong; Huynh Thi Thanh Binh; Hien Quoc Ngo; Symeon Chatzinotas (GECCO Companion, 2024)

Topology Optimization Method in VLEO-LEO Satellite Networks Using Potential Game Theory. - Kai Han 007; Shengjun Guo; Bingbing Xu 005; Wenbin Gong; Symeon Chatzinotas; Ilora Maity (GLOBECOM, 2024)

Optimizing Resource Planning for Next-Generation Satellite Communication Systems. - Tedros Salih Abdu; Vu Nguyen Ha; Eva Lagunas; Symeon Chatzinotas (GLOBECOM (Workshops), 2024)

LEO Satellite-assisted Task Offloading for a Near Real-time Earth Observation Service. - Sovit Bhandari; Thang X. Vu; Symeon Chatzinotas (GLOBECOM, 2024)

Swarm Intelligence aided PTS-Based Framework for PAPR Reduction in Satellite Communication System. - Carla E. Garcia; Francisco J. Martín-Vega; Mario R. Camana; Geoffrey Eappen; Marcele O. K. Mendonça; Abuzar Babikir; Beatriz Soret; Jorge Querol; Symeon Chatzinotas (GLOBECOM (Workshops), 2024)

Spatio-Temporal Traffic Prediction Using Crossover Attention for Communications and Networking. - Ke He; Thang X. Vu; Symeon Chatzinotas; Björn E. Ottersten (GLOBECOM (Workshops), 2024)

Intelligent User Association and Resource Scheduling in Open RAN with 7.2x Functional Split. - Fatemeh Kavehmadavani; Thang X. Vu; Symeon Chatzinotas (GLOBECOM, 2024)

CR-Enabled NOMA Integrated Non-Terrestrial IoT Networks with Transmissive RIS. - Wali Ullah Khan; Zain Ali; Asad Mahmood; Eva Lagunas; Syed Tariq Shah; Symeon Chatzinotas (GLOBECOM (Workshops), 2024)

Cooperative UAVs with Asynchronous Multi-agent Learning for Remote Data Collection. - Cuong Le 001; Thang X. Vu; Symeon Chatzinotas (GLOBECOM (Workshops), 2024)

Fractional Programming Strategy for Rate-Energy Optimization in RIS-assisted SWIPT IoT Networks. - Neha Sharma 006; Sumit Gautam; Aryan Kaushik; Symeon Chatzinotas; Björn E. Ottersten (GLOBECOM, 2024)

Analysis of the SINR in LEO-PNT Systems with 5G PRS Multiplexing: Integration of PRS and NTN. - Alejandro Gonzalez-Garrido; Jorge Querol; Symeon Chatzinotas (ICASSP, 2024)

Resource-Aware On-board Content Caching in Multi-Layer Satellite Edge Networks. - Haftay Gebreslasie Abreha; Ilora Maity; Houcine Chougrani; Christos Politis; Symeon Chatzinotas (ICC, 2024)

Energy-Efficient Precoding and Feeder-Link-Beam Matching Design for Bent-Pipe SATCOM Systems. - Vu Nguyen Ha; Juan Carlos Merlano Duncan; Eva Lagunas; Jorge Querol; Symeon Chatzinotas (ICC, 2024)

Convolutional Autoencoders for Non-Geostationary Satellite Interference Detection. - Almoatssimbillah Saifaldawla; Flor Ortiz; Eva Lagunas; Symeon Chatzinotas (ICC Workshops, 2024)

Graph Neural Network Pooling for BCH Channel Decoding in Software Defined Satellites. - Swetha Varadarajulu; Victor Monzon Baeza; Jorge Querol; Marcele O. K. Mendonca; Symeon Chatzinotas (ICC Workshops, 2024)

Resource Allocation for Geographical Fairness in Multi-RIS-Aided Outdoor-to-Indoor Communications. - Progress Zivuku; Steven Kisseleff; Konstantinos Ntontin; Anastasios K. Papazafeiropoulos; Abuzar Babikir Mohammad Adam; Symeon Chatzinotas; Björn E. Ottersten (ICC, 2024)

Flexible MEO Down-Link Beamforming Using Constrained Clustering for Near-Optimal Load-Balancing. - Haythem Chaker; Houcine Chougrani; Symeon Chatzinotas; Joel Grotz (ISNCC, 2024)

Flexible Synchronous Federated Learning Approach for LEO Satellite Constellation Networks. - Madyan Alsenwi; Eva Lagunas; Jorge Querol; Mohammed Al-Ansi; Symeon Chatzinotas (MeditCom, 2024)

ML-based PBCH symbol detection and equalization for 5G Non-Terrestrial Networks. - Inés Larráyoz-Arrigote; Marcele O. K. Mendonça; Alejandro Gonzalez-Garrido; Jevgenij Krivochiza; Sumit Kumar 001; Jorge Querol; Joel Grotz; Symeon Chatzinotas (MeditCom, 2024)

An Experimental Study of C-Band Channel Model in Integrated LEO Satellite and Terrestrial Systems. - Hung Nguyen-Kha; Vu Nguyen Ha; Eva Lagunas; Symeon Chatzinotas; Joel Grotz (MeditCom, 2024)

Adaptive Carrier Aggregation for Enhanced Reliability in Multi-Band GEO Satellite Systems. - Mohammed Al-Ansi; Jorge Querol; Madyan Alsenwi; Eva Lagunas; Joan Bas; Symeon Chatzinotas (PIMRC, 2024)

Towards 6G-UAV Disaster-Resilient Networks. - Youssouf Drif; Abhishek Bera; Jorge Querol; Miguel A. Olivares-Méndez; Symeon Chatzinotas (PIMRC, 2024)

User-Centric Beam Selection and Precoding Design for Coordinated Multiple-Satellite Systems. - Vu Nguyen Ha; Duy H. N. Nguyen; Juan Carlos Merlano Duncan; Jorge Luis González Rios; Juan Andrés Vásquez-Peralvo; Geoffrey Eappen; Luis Manuel Garcés Socarrás; Rakesh Palisetty; Symeon Chatzinotas; Björn E. Ottersten (PIMRC, 2024)

Beyond Diagonal IRS Assisted Ultra Massive THz Systems: A Low Resolution Approach. - Wali Ullah Khan; Chandan Kumar Sheemar; Zaid Abdullah; Eva Lagunas; Symeon Chatzinotas (PIMRC, 2024)

Enhancing Indoor and Outdoor THz Communications with Beyond Diagonal-IRS: Optimization and Performance Analysis. - Asad Mahmood; Thang X. Vu; Symeon Chatzinotas; Björn E. Ottersten (PIMRC, 2024)

Satellite Adaptive Onboard Beamforming Using Neuromorphic Processors. - Wallace A. Martins; Eva Lagunas; Nicolas Skatchkovsky; Flor Ortiz; Geoffrey Eappen; Osvaldo Simeone; Bipin Rajendran; Symeon Chatzinotas (PIMRC, 2024)

STAR-RIS for Reliable Multi-User Networks: Outage and Diversity Analysis. - Mostafa Samy; Hayder Al-Hraishawi; Abuzar B. M. Adam; Konstantinos Ntontin; Symeon Chatzinotas; Björn E. Ottersten (PIMRC, 2024)

Low-complexity Joint Power and Spectrum Management for Non-Terrestrial Networks. - Thang X. Vu; Cuong Le 001; Ashok Bandi; Symeon Chatzinotas (PIMRC, 2024)

Enhancing Handover Performance in LEO Satellite Networks with Multi-Connectivity and Conditional Handover Approach. - Mohammed Al-Ansi; Jorge Querol; Madyan Alsenwi; Eva Lagunas; Symeon Chatzinotas (SoftCOM, 2024)

Enhancing Spectral and Energy Efficiency with Multi-Sector Beyond-Diagonal RIS. - Mostafa Samy; Abuzar B. M. Adam; Konstantinos Ntontin; Hayder Al-Hraishawi; Symeon Chatzinotas; Björn E. Ottersten (SPAWC, 2024)

Energy-Efficient Cell-Free Massive MIMO in Ultra-Dense LEO Networks: A Semi-Centralized Clustering Approach. - Reza Mahin Zaeem; Juan Carlos Merlano Duncan; Vu Nguyen Ha; Liz Martinez Marrero; Symeon Chatzinotas; Björn E. Ottersten (SPAWC, 2024)

Generic High-Speed Design with Low-Area Implementations of Statistical Operations Based on an FPGA Device. - Mouhamad Chehaitly; Jorge Querol; Praveen Vummadisetty; Symeon Chatzinotas (SYNASC, 2024)

Optimizing Satellite Network Infrastructure: A Joint Approach to Gateway Placement and Routing. - Yuma Abe; Flor Ortiz; Eva Lagunas; Victor Monzon Baeza; Symeon Chatzinotas; Hiroyuki Tsuji (VTC Spring, 2024)

MARL-aided Spectral Efficiency Maximization in Multi-Tier NTN Operating Multi-Connectivity with Different Waveforms for PAYG Service. - Michael N. Dazhi; Hayder Al-Hraishawi; Bhavani Shankar; Symeon Chatzinotas (VTC Fall, 2024)

Seamless 5G Automotive Connectivity with Integrated Satellite Terrestrial Networks in C-Band. - Hung Nguyen-Kha; Vu Nguyen Ha; Eva Lagunas; Symeon Chatzinotas; Joel Grotz (VTC Fall, 2024)

Statistical Distribution of Beamforming Gains in Satellite Swarms Under Imperfect Phase Synchronization. - Biniam Tamiru; Konstantinos Ntontin; Liz Martinez Marrero; Symeon Chatzinotas (VTC Fall, 2024)

Synchronization Errors and SINR Performance: How Critical Are They in Cell-Free Massive MIMO with Ultra-Dense LEO Satellite Connectivity? - Reza Mahin Zaeem; Juan Carlos Merlano Duncan; Vu Nguyen Ha; Symeon Chatzinotas; Björn E. Ottersten (VTC Spring, 2024)

Integrated Access and Backhaul via LEO Satellites with Inter-Satellite Links. - Zaid Abdullah; Eva Lagunas; Steven Kisseleff; Frank Zeppenfeldt; Symeon Chatzinotas (WCNC, 2024)

Diffusion Model-Based Signal Recovery in Coexisting Satellite and Terrestrial Networks. - Abuzar B. M. Adam; Mostafa Samy; Carla E. Garcia; Eva Lagunas; Symeon Chatzinotas (WCNC, 2024)

Rytov Variance of Adaptive Optics Applied Modified Von-Karman Spectrum. - Mert Bayraktar; Luis Manuel Garcés Socarrás; Juan Carlos Merlano Duncan; Symeon Chatzinotas (WCNC, 2024)

Edge Learning Optimization in Task-Oriented NOMA Communications for Autonomous Vehicle Perception. - Carla E. Garcia; Mario R. Camana; Abuzar B. Mohammad; Jorge Querol; Symeon Chatzinotas (WCNC, 2024)

ETHER: A 6G Architectural Framework for 3D Multi-Layered Networks. - Konstantinos Ntontin; Lechoslaw Tomaszewski; Joan Adrià Ruiz-de-Azua; A. Cárdenas; R. Pueyo Centelles; C.-K. Lin; Agapi Mesodiakaki; A. Antonopoulos; Nikolaos Pappas 001; Marco Fiore 001; Sergio Aguilar; S. Watts; et al. (WCNC, 2024)

Doppler Shift in Precoded Cooperative Multi-Gateway Satellite Systems: Effects and Mitigation. - Jorge Luis González Rios; Liz Martinez Marrero; Eva Lagunas; Jevgenij Krivochiza; Luis Manuel Garcés Socarrás; Rakesh Palisetty; Juan Carlos Merlano Duncan; Symeon Chatzinotas (WCNC, 2024)

Time-Misalignment Estimation in Overlapped DVB-S2X Waveforms. - Carlos Luis Marcos Rojas; Rakesh Palisetty; Jevgenij Krivochiza; Jorge Luis González Rios; Liz Martinez Marrero; Wallace Alves Martins; Juan Carlos Merlano Duncan; Symeon Chatzinotas (WCNC, 2024)

RIS-Empowered Relays for Cooperative NOMA. - Mostafa Samy; Hayder Al-Hraishawi; Konstantinos Ntontin; Symeon Chatzinotas; Björn E. Ottersten (WCNC, 2024)

Reflecting Intelligent Surfaces Assisted High-Rank Ultra Massive MIMO Terahertz Channels. - Chandan Kumar Sheemar; Sourabh Solanki; Wali Ullah Khan; Zaid Abdullah; Eva Lagunas; Symeon Chatzinotas (WCNC, 2024)

A Study of Lunar Proximity Networks: Scenarios and Architectures. - Mouhamad Chehaitly; Houcine Chougrani; Sumit Kumar 001; Youssouf Drif; Jorge Querol; Stefano Petri; Leonardo Turchi; Symeon Chatzinotas (WiSEE, 2024)

Integrating Multiple RIS for Enhanced SWIPT-IoT Performance: Optimization Strategies. - Neha Sharma 006; Sumit Gautam; Symeon Chatzinotas; Björn E. Ottersten (IEEE Access, 2024)

5G Non-Terrestrial Networks With OpenAirInterface: An Experimental Study Over GEO Satellites. - Florian Völk; Thomas Schlichter; Sumit Kumar 001; Robert T. Schwarz; Andreas Knopp; Marwan Hammouda; Thomas Heyn; Jorge Querol; Symeon Chatzinotas; Adam Kapovits (IEEE Access, 2024)

Joint Source-Channel Coding System for 6G Communication: Design, Prototype and Future Directions. - Xinchao Zhong; Chiu-Wing Sham; Sean Longyu Ma; Hong-Fu Chou; Arsham Mostaani; Thang X. Vu; Symeon Chatzinotas (IEEE Access, 2024)

Energy Efficient Low-Complexity RIS-Aided 3-D DoA Estimation and Target Tracking Algorithm via Matrix Completion. - Aral Ertug Zorkun; Miguel Alejandro Salas-Natera; Ramón Martínez Rodríguez-Osorio; Symeon Chatzinotas (IEEE Access, 2024)

Edge AI Empowered Physical Layer Security for 6G NTN: Potential Threats and Future Opportunities. - Hong-Fu Chou; Sourabh Solanki; Vu Nguyen Ha; Lin Chen 045; Sean Longyu Ma; Hayder Al-Hraishawi; Geoffrey Eappen; Symeon Chatzinotas (CoRR, 2024)

Achievable Rate Optimization for Stacked Intelligent Metasurface-Assisted Holographic MIMO Communications. - Anastasios Panazafeironoulos; Jiancheng An 001; Pandelis Kourtessis; Tharmalingam Ratnarajah; Symeon Chatzinotas (CoRR, 2024)

Emerging Technologies for 6G Non-Terrestrial-Networks: From Academia to Industrial Applications. - Cong Thanh Nguyen 001; Yuris Mulya Saputra; Nguyen Van Huynh; Tan N. Nguyen; Dinh Thai Hoang; Diep N. Nguyen; Van-Quan Pham; Miroslav Voznák; Symeon Chatzinotas; Dinh-Hieu Tran (CoRR, 2024)

Emerging NGSO Constellations: Spectral Coexistence with GSO Satellite Communication Systems. - Flor Ortiz; Eva Lagunas; Almoatssimbillah Saifaldawla; Mahdis Jalali; Luis D. Emiliani; Symeon Chatzinotas (CoRR, 2024)

Demonstration of Safe Electromagnetic Radiation Emitted by 5G Active Antenna Systems. - Sumit Kumar 001; Chandan Kumar Sheemar; Abdelrahman Astro; Jorge Querol; Symeon Chatzinotas (CoRR, 2024)

Non-Terrestrial Networks for 6G: Integrated, Intelligent and Ubiquitous Connectivity. - Muhammad Ali Jamshed; Aryan Kaushik; Miguel Dajer; Alessandro Guidotti; Fanny Parzysz; Eva Lagunas; Marco Di Renzo; Symeon Chatzinotas; Octavia A. Dobre (CoRR, 2024)

Physical Layer Aspects of Quantum Communications: A Survey. - Seid Koudia; Leonardo Oleynik; Mert Bayraktar; Junaid ur Rehman; Symeon Chatzinotas (CoRR, 2024)

Deep Reinforcement Learning for Network Energy Saving in 6G and Beyond Networks. - Dinh-Hieu Tran; Nguyen Van Huynh; Soumeya Kaada; Van Nhan Vo 001; Eva Lagunas; Symeon Chatzinotas (CoRR, 2024)

On-board Satellite Image Classification for Earth Observation: A Comparative Study of Pre-Trained Vision Transformer Models. - Thanh-Dung Le; Vu Nguyen Ha; Ti Ti Nguyen; Geoffrey Eappen; Prabhu K. Thiruvasagam; Luis Manuel Garcés Socarrás; Hong-Fu Chou; Jorge Luis González Rios; Juan Carlos Merlano Duncan; Symeon Chatzinotas (CoRR, 2024)

On-Air Deep Learning Integrated Semantic Inference Models for Enhanced Earth Observation Satellite Networks. - Hong-Fu Chou; Vu Nguyen Ha; Prabhu K. Thiruvasagam; Thanh-Dung Le; Geoffrey Eappen; Ti Ti Nguyen; Luis Manuel Garcés Socarrás; Jorge Luis González Rios; Juan Carlos Merlano Duncan; Symeon Chatzinotas (CoRR, 2024)

Space-Based Quantum Internet: Entanglement Distribution in Time-Varying LEO Constellations. - Seid Koudia; Junaid ur Rehman; Symeon Chatzinotas (CoRR, 2024)

Cognitive Semantic Augmentation LEO Satellite Networks for Earth Observation. - Hong-Fu Chou; Vu Nguyen Ha; Prabhu K. Thiruvasagam; Thanh-Dung Le; Geoffrey Eappen; Ti Ti Nguyen; Duc-Dung Tran; Luis Manuel Garcés Socarrás; Juan Carlos Merlano Duncan; Symeon Chatzinotas (CoRR, 2024)

Semantic Knowledge Distillation for Onboard Satellite Earth Observation Image Classification. - Thanh-Dung Le; Vu Nguyen Ha; Ti Ti Nguyen; Geoffrey Eappen; Prabhu K. Thiruvasagam; Hong-Fu Chou; Duc-Dung Tran; Luis Manuel Garcés Socarrás; Jorge Luis González Rios; Juan Carlos Merlano Duncan; Symeon Chatzinotas (CoRR, 2024)

A survey on reconfigurable intelligent surfaces assisted multi-access edge computing networks: State of the art and future challenges. - Manzoor Ahmed; Salman Raza; Aized Amin Soofi; Feroz Khan; Wali Ullah Khan; Fang Xu 001; Symeon Chatzinotas; Octavia A. Dobre; Zhu Han 001 (Comput. Sci. Rev., 2024)

Connecting space missions through NGSO constellations: feasibility study. - Houcine Chougrani; Oltjon Kodheli; Ali Georganaki; Jan Thoemel; Chiara Vittoria Turtoro; Frank Zeppenfeldt; Petros Pissias; Mahulena Hofmann; Symeon Chatzinotas (Frontiers Commun. Networks, 2024)

Grant-Free SCMA Enhanced Mobile Edge Computing: Protocol Design and Performance Analysis. - Pengtao Liu; Kang An 001; Jing Lei 001; Yifu Sun; Wei Liu 013; Symeon Chatzinotas (IEEE Internet Things J., 2024)

Characterizing and Utilizing the Interplay Between Quantum Technologies and Non-Terrestrial Networks. - Hayder Al-Hraishawi; Junaid ur Rehman; Mohsen Razavi; Symeon Chatzinotas (IEEE Open J. Commun. Soc., 2024)

Interference Analysis and Modeling of Positioning Reference Signals in 5G NTN. - Alejandro Gonzalez-Garrido; Jorge Querol; Henk Wymeersch; Symeon Chatzinotas (IEEE Open J. Commun. Soc., 2024)

Downlink Beamforming Strategies for Interference-Aware NGSO Satellite Systems. - Mahdis Jalali; Eva Lagunas; Alireza Haqiqatnejad; Steven Kisseleff; Symeon Chatzinotas (IEEE Open J. Commun. Soc., 2024)

Accurate Phase Synchronization for Precoding-Enabled GEO Multibeam Satellite Systems. - Liz Martinez Marrero; Juan Carlos Merlano Duncan; Jorge Luis González Rios; Jevgenij Krivochiza; Symeon Chatzinotas; Björn E. Ottersten; Adriano Camps (IEEE Open J. Commun. Soc., 2024)

Emerging Technologies for 6G Non-Terrestrial-Networks: From Academia to Industrial Applications. - Cong Thanh Nguyen 001; Yuris Mulya Saputra; Nguyen Van Huynh; Tan N. Nguyen; Dinh Thai Hoang; Diep N. Nguyen; Van-Quan Pham; Miroslav Voznák; Symeon Chatzinotas; Dinh Hieu Tran (IEEE Open J. Commun. Soc., 2024)

Effect of Channel Aging on Beyond Diagonal Reconfigurable Intelligent Surfaces. - Anastasios K. Papazafeiropoulos; Pandelis Kourtessis; Symeon Chatzinotas (IEEE Open J. Commun. Soc., 2024)

Multibeam Beamforming for Direct Radiating Arrays in Satellite Communications Using Genetic Algorithm. - Juan Andrés Vásquez-Peralvo; Jorge Querol; Flor Ortiz; Jorge Luis González Rios; Eva Lagunas; Luis Manuel Garcés Socarrás; Juan Carlos Merlano Duncan; Marcele O. K. Mendonça; Symeon Chatzinotas (IEEE Open J. Commun. Soc., 2024)

RIS-Assisted Wireless Communications: Long-Term Versus Short-Term Phase Shift Designs. - Trinh Van Chien; Lam-Thanh Tu; Waqas Khalid; Heejung Yu; Symeon Chatzinotas; Marco Di Renzo (IEEE Trans. Commun., 2024)

Pilot Assignment and Power Control in Secure UAV-Enabled Cell-Free Massive MIMO Networks. - Yong Chen; Xianyu Zhang; Fuqiang Yao; Kang An 001; Gan Zheng; Symeon Chatzinotas (IEEE Internet Things J., 2024)

Reconfigurable Intelligent Surfaces for 6G Non-Terrestrial Networks: Assisting Connectivity from the Sky. - Wali Ullah Khan; Asad Mahmood; Chandan Kumar Sheemar; Eva Lagunas; Symeon Chatzinotas; Björn E. Ottersten (IEEE Internet Things Mag., 2024)

Joint RIS-Aided Precoding and Multislot Scheduling for Maximum User Admission in Smart Cities. - Progress Zivuku; Steven Kisseleff; Van-Dinh Nguyen; Wallace A. Martins; Konstantinos Ntontin; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Commun., 2024)

Task-Effective Compression of Observations for the Centralized Control of a Multiagent System Over Bit-Budgeted Channels. - Arsham Mostaani; Thang X. Vu; Symeon Chatzinotas; Björn E. Ottersten (IEEE Internet Things J., 2024)

Network-Aided Intelligent Traffic Steering in 6G O-RAN: A Multi-Layer Optimization Framework. - Van-Dinh Nguyen; Thang X. Vu; Nhan Thanh Nguyen 001; Dinh C. Nguyen; Markku J. Juntti; Nguyen Cong Luong 001; Dinh Thai Hoang; Diep N. Nguyen; Symeon Chatzinotas (IEEE J. Sel. Areas Commun., 2024)

Achievable Rate of a STAR-RIS Assisted Massive MIMO System Under Spatially-Correlated Channels. - Anastasios K. Papazafeiropoulos; Le-Nam Tran; Zaid Abdullah; Pandelis Kourtessis; Symeon Chatzinotas (IEEE Trans. Wirel. Commun., 2024)

Cooperative Hybrid Networks with Active Relays and RISs for B5G: Applications, Challenges, and Research Directions. - Zaid Abdullah; Steven Kisseleff; Wallace Alves Martins; Gaojie Chen; Luca Sanguinetti; Konstantinos Ntontin; Anastasios K. Papazafeiropoulos; Symeon Chatzinotas; Björn E. Ottersten (IEEE Wirel. Commun., 2024)

QoE-Aware Cost-Minimizing Capacity Renting for Satellite-as-a-Service Enabled Multiple-Beam SatCom Systems. - Teweldebrhan Mezgebo Kebedew; Vu Nguyen Ha; Eva Lagunas; Joel Grotz; Symeon Chatzinotas (IEEE Trans. Commun., 2024)

A Deep Learning Approach for Universal NPRACH Detection With Inter-Cell Interference. - Runhua Li; Jiang Xue 001; Jian Sun 009; Symeon Chatzinotas (IEEE Trans. Commun., 2024)

Spatial Modulation With Energy Detection: Diversity Analysis and Experimental Evaluation. - Elio Faddoul; Ghassan M. Kraidy; Constantinos Psomas; Symeon Chatzinotas; Ioannis Krikidis (IEEE Trans. Green Commun. Netw., 2024)

STAR-RIS Assisted Cell-Free Massive MIMO System Under Spatially-Correlated Channels. - Anastasios K. Papazafeiropoulos; Hien Quoc Ngo; Pandelis Kourtessis; Symeon Chatzinotas (IEEE Trans. Veh. Technol., 2024)

Perpetual Reconfigurable Intelligent Surfaces Through In-Band Energy Harvesting: Architectures, Protocols, and Challenges. - Konstantinos Ntontin; Alexandros-Apostolos A. Boulogeorgos; Sergi Abadal; Agapi Mesodiakaki; Symeon Chatzinotas; Björn E. Ottersten (IEEE Veh. Technol. Mag., 2024)

Diversity Combining Scheme for Time-Varying STBC NGSO Multi-Satellite Systems. - Vibhum Singh; Geoffrey Eappen; Wallace A. Martins; Rakesh Palisetty; Carlos Luis Marcos Rojas; Jorge Luis González Rios; Juan Andrés Vásquez-Peralvo; Jevgenij Krivochiza; Juan Carlos Merlano Duncan; Luis Manuel Garcés Socarrás; Symeon Chatzinotas; Björn E. Ottersten (IEEE Commun. Lett., 2024)

On Estimating Time-Varying Pauli Noise. - Junaid ur Rehman; Hayder Al-Hraishawi; Trung Q. Duong; Symeon Chatzinotas; Hyundong Shin (IEEE Trans. Commun., 2024)

User-Centric Flexible Resource Management Framework for LEO Satellites With Fully Regenerative Payload. - Sovit Bhandari; Thang X. Vu; Symeon Chatzinotas (IEEE J. Sel. Areas Commun., 2024)

Spatial-Temporal Resource Optimization for Uneven-Traffic LEO Satellite Systems: Beam Pattern Selection and User Scheduling. - Lei Lei 001; Anyue Wang; Eva Lagunas; Xin Hu 006; Zhengquan Zhang; Zhiqiang Wei 001; Symeon Chatzinotas (IEEE J. Sel. Areas Commun., 2024)

Decomposition and Meta-DRL Based Multi-Objective Optimization for Asynchronous Federated Learning in 6G-Satellite Systems. - Yu Zhou 045; Lei Lei 001; Xiaohui Zhao 004; Lei You 002; Yaohua Sun; Symeon Chatzinotas (IEEE J. Sel. Areas Commun., 2024)

Incentive Mechanism and Semantic Communication for Edge Computing-Assisted Metaverse. - Nguyen Cong Luong 001; Thien Huynh-The; Van-Dinh Nguyen; Derrick Wing Kwan Ng; Symeon Chatzinotas; Dusit Niyato; Quoc-Viet Pham (IEEE Netw., 2024)

Non-Grid-Mesh Topology Design for MegaLEO Constellations: An Algorithm Based on NSGA-III. - Kai Han 007; Bingbing Xu 005; Shengjun Guo; Wenbin Gong; Symeon Chatzinotas; Ilora Maity; Quanbing Zhang; Qianyi Ren (IEEE Trans. Commun., 2024)

Robust Beamforming for Massive MIMO LEO Satellite Communications: A Risk-Aware Learning Framework. - Madyan Alsenwi; Eva Lagunas; Symeon Chatzinotas (IEEE Trans. Veh. Technol., 2024)

Fairness Enhancement of UAV Systems With Hybrid Active-Passive RIS. - Nhan Thanh Nguyen 001; Van-Dinh Nguyen; Hieu Van Nguyen; Qingqing Wu 001; Antti Tölli; Symeon Chatzinotas; Markku J. Juntti (IEEE Trans. Wirel. Commun., 2024)

Max-Min SINR Analysis of STAR-RIS Assisted Massive MIMO Systems With Hardware Impairments. - Anastasios K. Papazafeiropoulos; Pandelis Kourtessis; Symeon Chatzinotas (IEEE Trans. Wirel. Commun., 2024)

Joint Computation Offloading and Target Tracking in Integrated Sensing and Communication Enabled UAV Networks. - Trinh Van Chien; Mai Dinh Cong; Nguyen Cong Luong 001; Tri Nhu Do; Dong In Kim; Symeon Chatzinotas (IEEE Commun. Lett., 2024)

NOMA-Based Backscatter Communications: Fundamentals, Applications, and Advancements. - Manzoor Ahmed; Muhammad Shahwar Asad; Feroz Khan; Wali Ullah Khan; Asim Ihsan; Umer Sadiq Khan; Fang Xu 001; Symeon Chatzinotas (IEEE Internet Things J., 2024)

RIS-Assisted Energy-Efficient LEO Satellite Communications With NOMA. - Wali Ullah Khan; Eva Lagunas; Asad Mahmood; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Green Commun. Netw., 2024)

Gateway Station Geographical Planning for Emerging Non-Geostationary Satellites Constellations. - Victor Monzon Baeza; Flor Ortiz; Eva Lagunas; Tedros Salih Abdu; Symeon Chatzinotas (IEEE Netw., 2024)

Two-Timescale Design for Active STAR-RIS Aided Massive MIMO Systems. - Anastasios K. Papazafeiropoulos; Hanxiao Ge; Pandelis Kourtessis; Tharmalingam Ratnarajah; Symeon Chatzinotas; Symeon Papavassiliou (IEEE Trans. Veh. Technol., 2024)

Computation Rate Maximization for SCMA-Aided Edge Computing in IoT Networks: A Multi-Agent Reinforcement Learning Approach. - Pengtao Liu; Kang An 001; Jing Lei 001; Yifu Sun; Wei Liu 013; Symeon Chatzinotas (IEEE Trans. Wirel. Commun., 2024)

Integrated OTFS Waveform Design Based on Unified Matrix for Joint Communication and Radar System. - Mao Li; Wei Liu 013; Jing Lei 001; Jinkun Zhu; Kang An 001; Symeon Chatzinotas (IEEE Internet Things J., 2024)

Deep Reinforcement Learning for Backscatter Communications: Augmenting Intelligence in Future Internet of Things. - Wali Ullah Khan; Eva Lagunas; Zain Ali; Asad Mahmood; Chandan Kumar Sheemar; Manzoor Ahmed; Kapal Dev; Symeon Chatzinotas; Björn E. Ottersten (IEEE Internet Things Mag., 2024)

Energy Optimization and Lightweight Design for Efficient Federated Learning in Wireless Edge Systems. - Lei Lei 001; Yaxiong Yuan; Yu Zhou 045; Yang Yang 033; Yu Luo 001; Lina Pu; Symeon Chatzinotas (IEEE Trans. Veh. Technol., 2024)

STAR-RIS-Assisted Communication Radar Coexistence: Analysis and Optimization. - Anastasios K. Papazafeiropoulos; Pandelis Kourtessis; Symeon Chatzinotas (IEEE Trans. Veh. Technol., 2024)

Risk-Aware Antenna Selection for Multiuser Massive MIMO Under Incomplete CSI. - Ke He; Thang X. Vu; Dinh Thai Hoang; Diep N. Nguyen; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Wirel. Commun., 2024)

Achievable Rate Optimization for Large Stacked Intelligent Metasurfaces Based on Statistical CSI. - Anastasios K. Papazafeiropoulos; Pandelis Kourtessis; Symeon Chatzinotas; Dimitra I. Kaklamani; Iakovos S. Venieris (IEEE Wirel. Commun. Lett., 2024)

Outage Performance of Multiple Hybrid Active Relays and RISs-Assisted NOMA Networks. - Mostafa Samy; Hayder Al-Hraishawi; Symeon Chatzinotas; Björn E. Ottersten (IEEE Wirel. Commun. Lett., 2024)

Joint Power Allocation and User Scheduling in Integrated Satellite-Terrestrial Cell-Free Massive MIMO IoT Systems. - Trinh Van Chien; Ha An Le 001; Tung Hai Ta; Hien Quoc Ngo; Symeon Chatzinotas (IEEE Internet Things J., 2024)

Deadline-Aware Joint Task Scheduling and Offloading in Mobile-Edge Computing Systems. - Ngoc Hung Nguyen; Van-Dinh Nguyen; Anh Tuan Nguyen; Nguyen Van Thieu; Hoang Nam Nguyen; Symeon Chatzinotas (IEEE Internet Things J., 2024)

On User Association in Large-Scale Heterogeneous LEO Satellite Network. - Yuan Guo; Christodoulos Skouroumounis; Symeon Chatzinotas; Ioannis Krikidis (IEEE Trans. Aerosp. Electron. Syst., 2024)

Resource Dimensioning of Broadband Satellite Return Networks Affected by Spatially-Correlated Rain Fade. - Clement Lacoste; Wallace A. Martins; Symeon Chatzinotas; Luis D. Emiliani (IEEE Trans. Aerosp. Electron. Syst., 2024)

ReViNE: Reinforcement Learning-Based Virtual Network Embedding in Satellite-Terrestrial Networks. - Ilora Maity; Thang X. Vu; Symeon Chatzinotas (IEEE Trans. Commun., 2024)

Distributed Learning Framework for eMBB-URLLC Multiplexing in Open Radio Access Networks. - Madyan Alsenwi; Eva Lagunas; Symeon Chatzinotas (IEEE Trans. Netw. Serv. Manag., 2024)

Traffic-Aware Virtual Network Embedding With Joint Load Balancing and Datarate Assignment for SDN-Based Networks. - Mario Minardi; Thang X. Vu; Ilora Maity; Christos Politis; Symeon Chatzinotas (IEEE Trans. Netw. Serv. Manag., 2024)

Joint Power Allocation and Beam Scheduling in Beam-Hopping Satellites: A Two-Stage Framework With a Probabilistic Perspective. - Lin Chen 045; Linlong Wu; Eva Lagunas; Anyue Wang; Lei Lei 001; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Wirel. Commun., 2024)

Empowering Traffic Steering in 6G Open RAN With Deep Reinforcement Learning. - Fatemeh Kavehmadavani; Van-Dinh Nguyen; Thang X. Vu; Symeon Chatzinotas (IEEE Trans. Wirel. Commun., 2024)

Achievable Rate Optimization for Stacked Intelligent Metasurface-Assisted Holographic MIMO Communications. - Anastasios K. Papazafeiropoulos; Jiancheng An 001; Pandelis Kourtessis; Tharmalingam Ratnarajah; Symeon Chatzinotas (IEEE Trans. Wirel. Commun., 2024)

Stacked Intelligent Metasurfaces for Integrated Sensing and Communications. - Haoxian Niu; Jiancheng An 001; Anastasios K. Papazafeiropoulos; Lu Gan 003; Symeon Chatzinotas; Mérouane Debbah (IEEE Wirel. Commun. Lett., 2024)

Opportunities for Intelligent Reflecting Surfaces in 6G Empowered V2X Communications. - Wali Ullah Khan; Asad Mahmood; Arash Bozorgchenani; Muhammad Ali Jamshed; Ali Ranjha; Eva Lagunas; Haris Pervaiz; Symeon Chatzinotas; Björn E. Ottersten; Petar Popovski (IEEE Internet Things Mag., 2024)

Sum Rate Maximization of Ad-Hoc Network in Adversarial Communication Environments: A Game-Theoretic Approach. - Xin Lin; Aijun Liu 001; Wanli Ni; Kang An 001; Chen Han; Zhixiang Gao; Symeon Chatzinotas (IEEE Trans. Veh. Technol., 2024)

Traffic-Aware Resource Management in SDN/NFV-Based Satellite Networks for Remote and Urban Areas. - Ilora Maity; Giovanni Giambene; Thang X. Vu; Chandrakanth Kesha; Symeon Chatzinotas (IEEE Trans. Veh. Technol., 2024)

Joint Two-Tier User Association and Resource Management for Integrated Satellite-Terrestrial Networks. - Hung Nguyen-Kha; Vu Nguyen Ha; Eva Lagunas; Symeon Chatzinotas; Joel Grotz (IEEE Trans. Wirel. Commun., 2024)

Near-Field Beamforming for Stacked Intelligent Metasurfaces-Assisted MIMO Networks. - Anastasios K. Papazafeiropoulos; Pandelis Kourtessis; Symeon Chatzinotas; Dimitra I. Kaklamani; Iakovos S. Venieris (IEEE Wirel. Commun. Lett., 2024)

Fractional Programming Based Optimization Techniques for RIS-Assisted SWIPT-IoT System. - Neha Sharma 006; Sumit Gautam; Symeon Chatzinotas; Björn E. Ottersten (IEEE Commun. Lett., 2024)

Performance Analysis of User Pairing for Active RIS-Enabled Cooperative NOMA in 6G Cognitive Radio Networks. - Phu Tran Tin; Minh-Sang Van Nguyen; Tran Dinh Hieu; Cong Thanh Nguyen 001; Symeon Chatzinotas; Zhiguo Ding 001; Miroslav Voznák (IEEE Internet Things J., 2024)

Rate-Splitting Multiple Access for Secure Communications Over CR MISO SWIPT Systems With Non-Linear EH Users. - Carla E. Garcia; Mario R. Camana; Jorge Querol; Symeon Chatzinotas (IEEE Trans. Green Commun. Netw., 2024)

Fairness-Aware VNF Mapping and Scheduling in Satellite Edge Networks for Mission-Critical Applications. - Haftay Gebreslasie Abreha; Houcine Chougrani; Ilora Maity; Youssouf Drif; Christos Politis; Symeon Chatzinotas (IEEE Trans. Netw. Serv. Manag., 2024)

Active and Passive Beamforming Designs for SER Minimization in RIS-Assisted MIMO Systems. - Trinh Van Chien; Bui Trong Duc; Ho Viet Duc Luong; Huynh Thi Thanh Binh; Hien Quoc Ngo; Symeon Chatzinotas (IEEE Trans. Wirel. Commun., 2024)

Performance Evaluation of Neuromorphic Hardware for Onboard Satellite Communication Applications. - Eva Lagunas; Flor G. Ortiz-Gomez; Geoffrey Eappen; Saed Daoud; Wallace A. Martins; Jorge Querol; Symeon Chatzinotas; Nicolas Skatchkovsky; Bipin Rajendran; Osvaldo Simeone (IEEE Wirel. Commun., 2024)

Efficient Digital Beamforming for Satellite Payloads Using a 2D FFT-Based Parallel Architecture. - Luis Manuel Garcés Socarrás; Jorge Luis González Rios; Rakesh Palisetty; Raudel Cuiman; Vu Nguyen Ha; Juan Andrés Vásquez-Peralvo; Geoffrey Eappen; Ti Ti Nguyen; Juan Carlos Merlano Duncan; Symeon Chatzinotas; Björn E. Ottersten; Calos L. Marcos; et al. (ISCAS, 2025)

Enhancing Physical Layer Security in Cognitive Radio-Enabled NTNs with Beyond Diagonal RIS. - Wali Ullah Khan; Chandan Kumar Sheemar; Eva Lagunas; Symeon Chatzinotas (MeditCom, 2025)

A Machine Learning-Based Receiver for Mitigating Nonlinear Distortion in OFDM Systems for 5G. - Marcele O. K. Mendonça; Francisco Javier Martin-Vega; Geoffrey Eappen; Carla E. Garcia Moreta; Abuzar Babikir Mohammad Adam; Jorge Querol; Beatriz Soret; Symeon Chatzinotas (MeditCom, 2025)

Greedy User Scheduling and Beamforming for Holographic Communications. - Chandan Kumar Sheemar; Christo Kurisummoottil; Wali Ullah Khan; George C. Alexandropoulos; Jorge Querol; Symeon Chatzinotas; Walid Saad (MeditCom, 2025)

Resource Allocation Under Uncertainty in LEO Satellite Constellation Networks. - Madyan Alsenwi; Eva Lagunas; Jorge Querol; Yan Kyaw Tun; Symeon Chatzinotas (WCNC, 2025)

Rate-Splitting Multiple Access for a Multi-RIS-Assisted Cell-Free Network with Low-Resolution DACs. - Mario R. Camana; Zaid Abdullah; Carla E. Garcia; Eva Lagunas; Symeon Chatzinotas (WCNC, 2025)

Transmissive Beyond Diagonal RIS-Mounted LEO Communication for NOMA IoT Networks. - Wali Ullah Khan; Eva Lagunas; Symeon Chatzinotas (WCNC, 2025)

Network Energy Saving for 6G and Beyond: A Deep Reinforcement Learning Approach. - Dinh-Hieu Tran; Nguyen Van Huynh; Soumeya Kaada; Van Nhan Vo 001; Eva Lagunas; Symeon Chatzinotas (WCNC, 2025)

The Impact of LoRA Adapters on LLMs for Clinical Text Classification Under Computational and Data Constraints. - Thanh-Dung Le; Ti Ti Nguyen; Vu Nguyen Ha; Symeon Chatzinotas; Philippe Jouvet; Rita Noumeir (IEEE Access, 2025)

Evolutionary Algorithms and Quantum Computing: Recent Advances, Opportunities, and Challenges. - Junaid ur Rehman; Muhammad Shohibul Ulum; Abdurrahman Wachid Shaffar; Amirul Adlil Hakim; Mujirin; Zaid Abdullah; Hayder Al-Hraishawi; Symeon Chatzinotas; Hyundong Shin (IEEE Access, 2025)

2.5D Inductive Intertwined Frequency Selective Surface for Band-Pass and High Miniaturization Applications. - Juan Andrés Vásquez-Peralvo; Rocio Chueca Lasheras; Juan Carlos Merlano Duncan; Shuai Zhang 003; Pavel Pechac; Vaclav Kabourek; Symeon Chatzinotas (IEEE Access, 2025)

Energy efficient LEO satellite communications: Traffic-aware payload switch-off techniques. - Vaibhav Kumar Gupta; Hayder Al-Hraishawi; Eva Lagunas; Symeon Chatzinotas (Comput. Commun., 2025)

Quantum Annealing for Complex Optimization in Satellite Communication Systems. - Thinh Quang Dinh; Son Hoang Dau; Eva Lagunas; Symeon Chatzinotas; Diep N. Nguyen; Dinh Thai Hoang (IEEE Internet Things J., 2025)

Robust Channel-Phase-Based Physical-Layer Authentication for Multicarriers Transmission. - Xinjin Lu; Yuxin Shi; Ru-Han Chen; Zhifei Yang; Kang An 001; Symeon Chatzinotas (IEEE Internet Things J., 2025)

On-Board Content Caching With Dynamic Cache Reconfiguration in Multi-Layer Satellite Edge Networks. - Haftay Gebreslasie Abreha; Ilora Maity; Houcine Chougrani; Christos Politis; Symeon Chatzinotas (IEEE Open J. Commun. Soc., 2025)

Joint Communication and Navigation From LEO Multi-Beam Satellite. - Alejandro Gonzalez-Garrido; Jorge Querol; Henk Wymeersch; Symeon Chatzinotas (IEEE Open J. Commun. Soc., 2025)

5G-NR Over Transparent Payload GEO Satellites: A Hands-On Approach Using OpenAirInterface5G-NTN. - Sumit Kumar 001; Jevgenij Krivochiza; Turker Yilmaz; Jorge Querol; Symeon Chatzinotas; Stefano Andrenacci; Joel Grotz (IEEE Open J. Commun. Soc., 2025)

Full-Duplex Techniques for Satellite Communications: Feasibility Analysis and Roadmap. - Eva Lagunas; Tomás Ramírez-Parracho; Juan Andrés Vásquez-Peralvo; Jorge Luis González Rios; Pablo Losada-Sanisidro; Carlos Mosquera; Roberto López-Valcarce; Praveen Naidu Vummadisetty; Symeon Chatzinotas (IEEE Open J. Commun. Soc., 2025)

Reduced Complexity Initial Synchronization for 5G NR Multibeam LEO-Based Non-Terrestrial Networks. - Ashish Kumar Meshram; Sumit Kumar 001; Jorge Querol; Stefano Andrenacci; Symeon Chatzinotas (IEEE Open J. Commun. Soc., 2025)

Beyond Diagonal RIS-Aided Networks: Performance Analysis and Sectorization Tradeoff. - Mostafa Samy; Hayder Al-Hraishawi; Abuzar B. M. Adam; Symeon Chatzinotas; Björn E. Ottersten (IEEE Open J. Commun. Soc., 2025)

Deep Learning-Driven Throughput Maximization in Covert Communication for UAV-RIS Cognitive Systems. - Van Nhan Vo 001; Nguyen Quoc Long; Viet-Hung Dang; Tu Dac Ho; Hung Tran; Symeon Chatzinotas; Dinh Hieu Tran; Surasak Sanguanpong; Chakchai So-In (IEEE Open J. Commun. Soc., 2025)

SAST-VNE: A Flexible Framework for Network Slicing in 6G Integrated Satellite-Terrestrial Networks. - Mario Minardi; Youssouf Drif; Thang X. Vu; Symeon Chatzinotas (IEEE J. Sel. Areas Commun., 2025)

Beyond Diagonal RIS for 6G Non-Terrestrial Networks: Potentials and Challenges. - Wali Ullah Khan; Asad Mahmood; Muhammad Ali Jamshed; Eva Lagunas; Manzoor Ahmed; Symeon Chatzinotas (IEEE Netw., 2025)

Near-Field Signal Processing: Unleashing the power of proximity. - Ahmet M. Elbir; Özlem Tugfe Demir; Kumar Vijay Mishra; Symeon Chatzinotas; Martin Haardt (IEEE Signal Process. Mag., 2025)

Semantic Communications for Simultaneous Wireless Information and Power Transfer. - Nizar Khalfet; Constantinos Psomas; Symeon Chatzinotas; Ioannis Krikidis (IEEE Trans. Commun., 2025)

Task-Oriented Communication Design at Scale. - Arsham Mostaani; Thang X. Vu; Hamed Habibi 002; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Commun., 2025)

A Deep-NN Beamforming Approach for Dual Function Radar-Communication THz UAV. - Gianluca Fontanesi; Anna Guerra; Francesco Guidi; Juan Andrés Vásquez-Peralvo; Nir Shlezinger; Alberto Zanella; Eva Lagunas; Symeon Chatzinotas; Davide Dardari; Petar M. Djuric (IEEE Trans. Veh. Technol., 2025)

Beyond Diagonal RIS: A New Frontier for 6G Internet of Things Networks. - Wali Ullah Khan; Chandan Kumar Sheemar; Eva Lagunas; Symeon Chatzinotas (CoRR, 2025)

STARS-Enabled Full-Duplex Two-Way mMIMO System Under Spatially-Correlated Channels. - Anastasios K. Papazafeiropoulos; Pandelis Kourtessis; Symeon Chatzinotas; Dimitra I. Kaklamani; Iakovos S. Venieris (CoRR, 2025)

Holographic MIMO Surfaces: A Channel Model Approximation in the Electromagnetic Domain. - Giovanni Iacovelli; Claudio Iacovelli; Symeon Chatzinotas (IEEE Wirel. Commun. Lett., 2025)

Digital Twin for Enhanced Resource Allocation in 6G Non-Terrestrial Networks. - Hayder Al-Hraishawi; Madyan Alsenwi; Junaid ur Rehman; Eva Lagunas; Symeon Chatzinotas (IEEE Commun. Mag., 2025)

Information-Energy Capacity Region for SLIPT Systems over Lognormal Fading Channels: A Theoretical and Learning-Based Analysis. - Nizar Khalfet; Kapila W. S. Palitharathna; Symeon Chatzinotas; Ioannis Krikidis (CoRR, 2025)

A Semantic-Loss Function Modeling Framework With Task-Oriented Machine Learning Perspectives. - Ti Ti Nguyen; Thanh-Dung Le; Vu Nguyen Ha; Hong-Fu Chou; Geoffrey Eappen; Duc-Dung Tran; Hung Nguyen-Kha; Prabhu Thiruvasagam; Luis Manuel Garcés Socarrás; Jorge Luis González Rios; Juan Carlos Merlano Duncan; Symeon Chatzinotas (CoRR, 2025)

Beyond Diagonal RIS Enhanced Cognitive Radio Enabled Multilayer Non-Terrestrial Networks. - Wali Ullah Khan; Chandan Kumar Sheemar; Eva Lagunas; Symeon Chatzinotas (CoRR, 2025)

Parallel and Distributed Hybrid Beamforming for Multicell Millimeter Wave MIMO Full Duplex. - Chandan Kumar Sheemar; Symeon Chatzinotas; Dirk Slock; Eva Lagunas; Jorge Querol (IEEE Trans. Veh. Technol., 2025)

Fast Beam Placement for Ultra-Dense LEO Networks. - Trinh Van Chien; Nguyen Minh Quan; Tri Nhu Do; Cuong Le 001; Tan N. Nguyen; Symeon Chatzinotas (IEEE Wirel. Commun. Lett., 2025)

Ground Segment Design for Q/V Band NGSO Satellite Systems via ℓ₀-Norm Minimization. - Giovanni Iacovelli; Clement Lacoste; Eva Lagunas; Symeon Chatzinotas (IEEE Wirel. Commun. Lett., 2025)

Grant-Free Random Access in Uplink LEO Satellite Communications with OFDM. - Rui Mao 020; Yongpeng Wu 001; Boxiao Shen; Symeon Chatzinotas; Björn E. Ottersten; Wenjun Zhang 001 (CoRR, 2025)

Joint NTN Slicing and Admission Control for Infrastructure-as-a-Service: A Deep Learning Aided Multi-Objective Optimization. - Michael N. Dazhi; Hayder Al-Hraishawi; M. R. Bhavani Shankar; Symeon Chatzinotas; Joël Grotz (IEEE Trans. Cogn. Commun. Netw., 2025)

Enhanced Learning-Based Hybrid Optimization Framework for RSMA-Aided Underlay LEO Communication With Non-Collaborative Terrestrial Primary Network. - Zain Ali; Wali Ullah Khan; Muhammad Asif 005; Asim Ihsan; Abdelrahman Elfikky; Khaled M. Rabie; Tauseef Ahmad Siddiqui; Symeon Chatzinotas; Octavia A. Dobre (IEEE Trans. Commun., 2025)

Energy-Efficient NOMA for 5G Heterogeneous Services: A Joint Optimization and Deep Reinforcement Learning Approach. - Duc-Dung Tran; Vu Nguyen Ha; Shree Krishna Sharma; Ti Ti Nguyen; Symeon Chatzinotas; Petar Popovski (IEEE Trans. Commun., 2025)

LEO Satellite-Enabled Random Access With Large Differential Delay and Doppler Shift. - Boxiao Shen; Yongpeng Wu 001; Wenjun Zhang 001; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Wirel. Commun., 2025)

Massive RF Inter-Satellite Links for Massive Non-Terrestrial Networks. - Steven Kisseleff; Victor Monzon Baeza; Hayder Al-Hraishawi; Konstantinos Ntontin; Wallace A. Martins; Symeon Chatzinotas (IEEE Commun. Mag., 2025)

SmartUT: Receive Beamforming for Spectral Coexistence of NGSO Satellite Systems. - Almoatssimbillah Saifaldawla; Eva Lagunas; Flor Ortiz; Abuzar B. M. Adam; Symeon Chatzinotas (CoRR, 2025)

Swarm Intelligence Optimization of Multi-RIS Aided MmWave Beamspace MIMO. - Zaid Abdullah; Mario R. Camana; Abuzar B. M. Adam; Chandan Kumar Sheemar; Eva Lagunas; Symeon Chatzinotas (CoRR, 2025)

Integrated Non-Terrestrial and Terrestrial Quantum Anonymous Networks. - Awais Khan 004; Tinh T. Bui; Junaid ur Rehman; Symeon Chatzinotas; Simon L. Cotton; Octavia A. Dobre; Trung Q. Duong; Hyundong Shin (IEEE Netw., 2025)

Performance of Double-Stacked Intelligent Metasurface-Assisted Multiuser Massive MIMO Communications in the Wave Domain. - Anastasios K. Papazafeiropoulos; Pandelis Kourtessis; Symeon Chatzinotas; Dimitra I. Kaklamani; Iakovos S. Venieris (IEEE Trans. Wirel. Commun., 2025)

Weighted Codebook Scheme for RIS-Assisted Point-to-Point MIMO Communications. - Zhiheng Yu; Jiancheng An 001; Lu Gan 003; Hongbin Li 001; Symeon Chatzinotas (IEEE Wirel. Commun. Lett., 2025)

Network Digital Twin for 6G and Beyond: An End-to-End View Across Multi-Domain Network Ecosystems. - Dinh-Hieu Tran; Nazar Waheed; Yuris Mulya Saputra; Xingqin Lin; Cong Thanh Nguyen 001; Tedros Salih Abdu; Van Nhan Vo 001; Van-Quan Pham; Madyan Alsenwi; Abuzar Babikir Mohammad Adam; Symeon Chatzinotas; Eva Lagaunas; et al. (CoRR, 2025)

Dynamic Beyond 5G and 6G Connectivity: Leveraging NTN and RIS Synergies for Optimized Coverage and Capacity in High-Density Environments. - Valdemar Farré; Juan Estrada; David Vega; Luis Felipe Urquiza-Aguiar; Juan Andrés Vásquez-Peralvo; Symeon Chatzinotas (CoRR, 2025)

Few-Shot Source Separation for IoT Anti-Jamming via Multitask Learning and Meta-Learning. - Pengcheng Guo; Miao Yu; Cheng Li; Kang An 001; Yifu Sun; Symeon Chatzinotas; Dusit Niyato (IEEE Internet Things J., 2025)

Constrained Riemannian Manifold Optimization for the Simultaneous Shaping of Ambiguity Function and Transmit Beampattern. - Xiangfeng Qiu; Weidong Jiang; Yongxiang Liu; Symeon Chatzinotas; Fulvio Gini; Maria Sabrina Greco (IEEE Trans. Aerosp. Electron. Syst., 2025)

Learning-Enhanced Riemannian Gradient Descent Method for Transmit-Receive Joint Design Toward ISRJ Suppression. - Xiangfeng Qiu; Weidong Jiang; Yongxiang Liu; Symeon Chatzinotas; Fulvio Gini; Maria Sabrina Greco (IEEE Trans. Aerosp. Electron. Syst., 2025)

FA-Aided SWIPT Systems With SIC Capabilities: A Stochastic Geometry Copula-Based Framework. - Christodoulos Skouroumounis; Symeon Chatzinotas; Ioannis Krikidis (IEEE Trans. Wirel. Commun., 2025)

Integration of Beyond Diagonal RIS and UAVs in 6G NTNs: Enhancing Aerial Connectivity. - Wali Ullah Khan; Eva Lagunas; Asad Mahmood; Muhammad Asif 005; Manzoor Ahmed; Symeon Chatzinotas (IEEE Wirel. Commun., 2025)

Improved Differential Evolution for Enhancing the Aggregated Channel Estimation of RIS-Aided Cell-Free Massive MIMO. - Trinh Van Chien; Nguyen Hoang Viet; Symeon Chatzinotas; Lajos Hanzo (CoRR, 2025)

QTCAJOSA: Low-Complexity Joint Offloading and Subchannel Allocation for NTN-Enabled IoMT. - Alejandro Flores C.; Konstantinos Ntontin; Ashok Bandi; Symeon Chatzinotas (CoRR, 2025)

MIMO Quantum Communication in Correlated Pure-Loss Channels. - Junaid ur Rehman; Syed Muhammad Abuzar Rizvi; Seid Koudia; Symeon Chatzinotas; Hyundong Shin (IEEE Commun. Lett., 2025)

STARS-Enabled Full-Duplex Two-Way mMIMO System Under Spatially-Correlated Channels. - Anastasios Papazafeiropoulos; Pandelis Kourtessis; Symeon Chatzinotas; Dimitra I. Kaklamani; Iakovos S. Venieris (IEEE Trans. Veh. Technol., 2025)

GS3D: Signal Recovery in 3-D Wireless Networks With Gaussian Splatting-Synergized Stable Diffusion. - Abuzar B. M. Adam; Eva Lagunas; Mostafa Samy; Symeon Chatzinotas (IEEE Wirel. Commun. Lett., 2025)

Design of Complementary PCFM Waveform Set for Smearing Spectrum Jamming Suppression in MIMO Radar Systems. - Xiangfeng Qiu; Weidong Jiang; Xinyu Zhang 010; Yongxiang Liu; Symeon Chatzinotas; Maria Sabrina Greco; Fulvio Gini (IEEE Trans. Aerosp. Electron. Syst., 2025)

Geographical Fairness in Multi-RIS-Assisted Networks in Smart Cities: A Robust Design. - Progress Zivuku; Abuzar B. M. Adam; Konstantinos Ntontin; Steven Kisseleff; Vu Nguyen Ha; Symeon Chatzinotas; Björn E. Ottersten (IEEE Trans. Commun., 2025)

Hybrid RIS With Sub-Connected Active Partitions: Performance Analysis and Transmission Design. - Konstantinos Ntougias; Symeon Chatzinotas; Ioannis Krikidis (IEEE Trans. Wirel. Commun., 2025)