A point-to-point mobile radio prediction model based on effective height estimation for the region of Athens. - Fotis I. Lazarakis; Kostas Dangakis; Antonis A. Alexandridis; George S. Tombras (PIMRC, 1994)

Field measurements and coverage prediction model evaluation based on a geographical information system. - Fotis I. Lazarakis; Kostas Dangakis; Antonis A. Alexandridis; George S. Tombras (PIMRC, 1994)

A method of accurate determination of azimuthal distribution of received RF power. - Antonis A. Alexandridis; Kostas Dangakis; Panos Kostarakis; Fotis I. Lazarakis (Int. J. Commun. Syst., 2001)

Normalization of propagation measurements with respect to terrain effect. - Antonis A. Alexandridis; Fotis I. Lazarakis; Kostas Dangakis; Panos Kostarakis; Anastasios Kourtis (Int. J. Commun. Syst., 2001)

4G system level simulation parameters for evaluating the interoperability of MTMR in UMTS and HIPERLAN/2. - Dimitrios I. Axiotis; Fotis I. Lazarakis; C. Vlahodimitropoulos; A. Chatzikonstantinou (MWCN, 2002)

System level evaluation of reconfigurable MIMO techniques enhancements for HSDPA. - Kostas Peppas 001; Tareq Al-Gizawi; Fotis I. Lazarakis; Dimitrios I. Axiotis; A. Moussa; Angeliki Alexiou (GLOBECOM, 2004)

Interoperability Criteria and Mechanisms for Seamless Inter-working between UMTS-HSDPA and HIPERLAN/2 Networks Enhanced with MIMO Techniques. - Tareq Al-Gizawi; Kostas Peppas 001; Fotis I. Lazarakis; Rémy Pintenet; Jeremy Gosteau (NETWORKING, 2004)

Services in interworking 3G and WLAN environments. - Dimitrios I. Axiotis; Tareq Al-Gizawi; Kostas Peppas 001; Emmanuel N. Protonotarios; Fotis I. Lazarakis; Constantinos B. Papadias; Panos I. Philippopoulos (IEEE Wirel. Commun., 2004)

Evaluation of Interoperability Criteria and Mechanisms for Seamless Inter-Working Between UMTS-HSDPA and WLAN Networks Enhanced with MIMO Techniques. - Tareq Al-Gizawi; Kostas Peppas 001; Fotis I. Lazarakis; Rémy Pintenet; Jeremy Gosteau (Wirel. Pers. Commun., 2004)

Performance Evaluation at the System Level of Reconfigurable Space-Time Coding Techniques for HSDPA. - Kostas Peppas 001; Angeliki Alexiou; Fotis I. Lazarakis; Tareq Al-Gizawi; Dimitrios I. Axiotis (EURASIP J. Adv. Signal Process., 2005)

Interoperability criteria, mechanisms, and evaluation of system performance for transparently interoperating WLAN and UMTS-HSDPA networks. - Tareq Al-Gizawi; Kostas Peppas 001; Dimitrios I. Axiotis; Emmanuel N. Protonotarios; Fotis I. Lazarakis (IEEE Netw., 2005)

An Interoperability Mechanism for Seamless Interworking between WLAN and UMTS-HSDPA Networks. - Kostas Peppas 001; Fotis I. Lazarakis; Antonis Alexandridis 001; Kostas Dangakis; Dimitrios I. Axiotis (GLOBECOM, 2006)

New Results on SC and MRC Over Nakagami-m Fading Channels with Arbitrary Correlation Matrix. - George C. Alexandropoulos; Nikos C. Sagias; Fotis I. Lazarakis; Kostas Berberidis (GLOBECOM, 2007)

Householder-Matrices based Analysis of SC Receivers over Rayleigh Fading Channels with Arbitrary Correlation. - George C. Alexandropoulos; Kostas Berberidis; Nikos C. Sagias; Fotis I. Lazarakis; Antonis A. Alexandridis; Kostas Dangakis (PIMRC, 2007)

On the Sum of Squared Correlated Rayleigh Variates and Applications to Maximal-Ratio Diversity. - George C. Alexandropoulos; Kostas Berberidis; Nikos C. Sagias; Fotis I. Lazarakis; Christos Datsikas; Antonis A. Alexandridis; Kostas Dangakis (PIMRC, 2007)

Dual-Hop Relaying Networks over Nakagami-M Fading Channels. - Christos Datsikas; George S. Tombras; Nikos C. Sagias; Fotis I. Lazarakis; George C. Alexandropoulos; Antonis A. Alexandridis; Kostas Dangakis (PIMRC, 2007)

The Impact of the Position of MIMO Terminal User's Hand on Channel Capacity. - Asimina Michalopoulou; Theodore Zervos; Kostas Peppas 001; Antonis Alexandridis 001; Fotis I. Lazarakis; Kostas Dangakis; Dimitra I. Kaklamani (PIMRC, 2007)

Error performance of triple-branch generalized selection diversity over Nakagami fading channels. - Kostas Peppas 001; Nikos C. Sagias; Fotis I. Lazarakis; Antonis A. Alexandridis; Kostas Dangakis (ISWPC, 2008)

Outage Analysis of Decode-and-Forward Relaying Over Nakagami- Fading Channels. - Nikos C. Sagias; Fotis I. Lazarakis; George S. Tombras; Christos Datsikas (IEEE Signal Process. Lett., 2008)

Novel Metamaterials for Patch Antennas Applications. - Theodore Zervos; Fotis I. Lazarakis; Antonis Alexandridis 001; Kostas Dangakis; Dimosthenis Stamopoulos; Michalis Pissas (MOBILIGHT, 2009)

New results for the multivariate Nakagami-m fading model with arbitrary correlation matrix and applications. - George C. Alexandropoulos; Nikos C. Sagias; Fotis I. Lazarakis; Kostas Berberidis (IEEE Trans. Wirel. Commun., 2009)

Error performance of digital modulation schemes with MRC diversity reception over eta-µ fading channels. - Kostas Peppas 001; Fotis I. Lazarakis; Antonis Alexandridis 001; Kostas Dangakis (IEEE Trans. Wirel. Commun., 2009)

System level performance evaluation of MIMO and SISO OFDM-based WLANs. - Kostas Peppas 001; Fotis I. Lazarakis; Dimitrios I. Axiotis; Tareq Al-Gizawi; Antonis Alexandridis 001 (Wirel. Networks, 2009)

Cascaded generalised-K fading channel. - Kostas Peppas 001; Fotis I. Lazarakis; Antonis Alexandridis 001; Kostas Dangakis (IET Commun., 2010)

Sum of Non-Identical Independent Squared eta-µ Variates and Applications in the Performance Analysis of DS-CDMA Systems. - Kostas Peppas 001; Fotis I. Lazarakis; Theodore Zervos; Antonis Alexandridis 001; Kostas Dangakis (IEEE Trans. Wirel. Commun., 2010)

An Iterative Semidefinite and Geometric Programming Technique for the SINR Balancing in Two-Way Relay Network. - G. Bournaka; K. Cumanan; Sangarapillai Lambotharan; Fotis I. Lazarakis (GLOBECOM, 2011)

Impact of MIMO Techniques on the Interoperability between UMTS-HSDPA and WLAN Wireless Systems. - Kostas Peppas 001; Fotis I. Lazarakis; Charalambos Skianis; Antonis Alexandridis 001; Kostas Dangakis (IEEE Commun. Surv. Tutorials, 2011)

Higher Order Capacity Statistics of Diversity Receivers. - Nikos C. Sagias; Fotis I. Lazarakis; Antonis Alexandridis 001; Kostas Dangakis; George S. Tombras (Wirel. Pers. Commun., 2011)

An SINR Balancing Technique for a Cognitive Two-Way Relay Network. - G. Bournaka; K. Cumanan; Sangarapillai Lambotharan; Fotis I. Lazarakis (VTC Fall, 2012)

Moments-based analysis of dual-hop amplify-and-forward relaying communications systems over generalised fading channels. - Kostas P. Peppas; Fotis I. Lazarakis; Antonis Alexandridis 001; Kostas Dangakis (IET Commun., 2012)

Wireless SPIHT-encoded image transmission employing hierarchical modulation: A DSP implementation. - Martin Zamkotsian; Kostas P. Peppas; George Fovakis; Fotis I. Lazarakis; Antonis A. Alexandridis; Kostas Dangakis; Panayotis G. Cottis (ISSPIT, 2013)

A Coordinated Multiuser Relaying Technique through Interference Precoding at the Base Station. - G. Bournaka; Jie Tang 002; Sangarapillai Lambotharan; Fotis I. Lazarakis (IEEE Commun. Lett., 2013)

Layered Offset Hierarchical QAM Modulation for Intersymbol Interference Reduction. - Martin Zamkotsian; Kostas Peppas 001; Fotis I. Lazarakis; Panayotis G. Cottis (IEEE Commun. Lett., 2013)

Hierarchical Multilevel Space-Shift Keying for Unequal Error Protection under Rician Fading. - Martin Zamkotsian; Kostas P. Peppas; Fotis I. Lazarakis; Panayotis G. Cottis (IEEE Commun. Lett., 2013)

Transmitter-receiver and relay optimisation for spectrum sharing multiple-input and multiple-output peer-to-peer users. - Georgia Bournaka; Kanapathippillai Cumanan; Sangarapillai Lambotharan; Fotis I. Lazarakis (IET Signal Process., 2013)

Unified Error Performance Analysis of Space Shift Keying Modulation for MISO and MIMO Systems Under Generalized Fading. - Kostas P. Peppas; Martin Zamkotsian; Fotis I. Lazarakis; Panayotis G. Cottis (IEEE Wirel. Commun. Lett., 2013)

A quantitative method for graphical representation of H.264 video content dynamics. - Michail-Alexandros Kourtis; Harilaos Koumaras; Charalabos Skianis; Fotis I. Lazarakis (TEMU, 2014)

Improving spectral efficiency in broadcasting employing hierarchical QAM. - Martin Zamkotsian; Kostas P. Peppas; Fotis I. Lazarakis; Panayotis G. Cottis (WCNC, 2014)

Asymptotic Error Performance Analysis of Spatial Modulation Under Generalized Fading. - Kostas P. Peppas; Martin Zamkotsian; Fotis I. Lazarakis; Panayotis G. Cottis (IEEE Wirel. Commun. Lett., 2014)

Comparative study of cooperative transmission techniques in multipath rician fading environments. - Eleftherios Koxias; Stylianos Papaharalabos; Asimina Michalopoulou; Fotis I. Lazarakis; Antonis Alexandridis 001; Kostas Dangakis; Panayotis G. Cottis (Panhellenic Conference on Informatics, 2015)

Approximated Box-Plus Decoding of LDPC Codes. - Stylianos Papaharalabos; Fotis I. Lazarakis (IEEE Commun. Lett., 2015)

Base station beamforming technique using multiple signal-to-interference plus noise ratio balancing criteria. - Georgia Bournaka; Yogachandran Rahulamathavan; Kanapathippillai Cumanan; Sangarapillai Lambotharan; Fotis I. Lazarakis (IET Signal Process., 2015)

Multilevel Spatial Hierarchical Modulation: An Efficient Scheme for Unequal Error Protection Under Rician Fading. - Martin O. Zamkotsian; Kostas P. Peppas; Fotis I. Lazarakis; Panayotis G. Cottis (IEEE Trans. Veh. Technol., 2015)

Definition and Evaluation of Latency in 5G: A Framework Approach. - K. Xuan Du; Gino Carrozzo; Muhammad Shuaib Siddiqui; Óscar Carrasco; Bessem Sayadi; Fotis I. Lazarakis; Anastasios Kourtis; Janez Sterle; Roberto Bruschi (5G World Forum, 2019)

Reconfigurable Intelligent Surfaces vs. Relaying: Differences, Similarities, and Performance Comparison. - Konstantinos Ntontin; Marco Di Renzo; Jian Song 001; Fotis I. Lazarakis; Julien de Rosny; Dinh Thuy Phan Huy; Osvaldo Simeone; Rui Zhang 006; Mérouane Debbah; Geoffroy Lerosey; Mathias Fink; Sergei A. Tretyakov; et al. (CoRR, 2019)

Time- vs. Frequency-Domain Channel Estimation in MIMO LOS Frequency-Selective Channels. - Konstantinos Ntontin; Nikolaos Skentos; Fotis I. Lazarakis (ISSPIT, 2020)

On the Rate and Energy Efficiency Comparison of Reconfigurable Intelligent Surfaces with Relays. - Konstantinos Ntontin; Marco Di Renzo; Fotis I. Lazarakis (SPAWC, 2020)

5G New Radio Evaluation Against IMT-2020 Key Performance Indicators. - Manuel Fuentes; Jose Luis Carcel; Christiane Dietrich; Lang Yu; Eduardo Garro; Volker Pauli; Fotis I. Lazarakis; Ole Grøndalen; Ömer Bulakci; Jian Yu; Werner Mohr; David Gomez-Barquero (IEEE Access, 2020)

Reconfigurable Intelligent Surfaces vs. Relaying: Differences, Similarities, and Performance Comparison. - Marco Di Renzo; Konstantinos Ntontin; Jian Song 001; Fadil Habibi Danufane; Xuewen Qian; Fotis I. Lazarakis; Julien de Rosny; Dinh-Thuy Phan-Huy; Osvaldo Simeone; Rui Zhang 006; Mérouane Debbah; Geoffroy Lerosey; et al. (IEEE Open J. Commun. Soc., 2020)

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)

On the Performance Analysis of RIS-Empowered Communications Over Nakagami-m Fading. - Dimitrios G. Selimis; Kostas P. Peppas; George C. Alexandropoulos; Fotis I. Lazarakis (IEEE Commun. Lett., 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)

Link Budget Analysis for Line of Sight Communications in D-band: Radio Coverage vs. Antenna Gain. - Aris Tsolis; Vasileios Vlachodimitropoulos; Stefanos Lampiris; Fotis I. Lazarakis; Antonis A. Alexandridis (MeditCom, 2022)

User - Access Point Distance Modelling in Cellular Networks with the Presence of Obstacles. - Kyriakos N. Manganaris; Dimitrios G. Selimis; Fotis I. Lazarakis; Kostas P. Peppas (PIMRC, 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)

Artificial Intelligence Empowered Multiple Access for Ultra Reliable and Low Latency THz Wireless Networks. - Alexandros-Apostolos A. Boulogeorgos; Edwin Yaqub; Rachana Desai; Tachporn Sanguanpuak; Nikos Katzouris; Fotis I. Lazarakis; Angeliki Alexiou; Marco Di Renzo (CoRR, 2022)

Outdoor and indoor path loss modeling at the sub-THz band. - Dimitrios G. Selimis; Mar Francis D. De Guzman; Kostas P. Peppas; Fotis I. Lazarakis; Katsuyuki Haneda (CoRR, 2022)

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)

Using Fulkerson-Ford Algorithm for UE - AP Association in mmWave Cellular Networks. - Kyriakos N. Manganaris; Fotis I. Lazarakis; Kostas P. Peppas (MOCAST, 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)

Using Burr Type XII distribution for user - Nearest access point distance modelling in finite Poisson networks with edge effect. - Kyriakos N. Manganaris; Dimitrios G. Selimis; Fotis I. Lazarakis; Kostas P. Peppas (Phys. Commun., 2023)

ETHER: A 6G Architectural Framework for 3D Multi-Layered Networks. - Konstantinos Ntontin; Lechoslaw Tomaszewski; Joan Adrià Ruiz-de-Azua; Andrés 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)

Path loss, angular spread and channel sparsity modeling for indoor and outdoor environments at the sub-THz band. - Dimitrios G. Selimis; Mar Francis D. De Guzman; Kyriakos N. Manganaris; Fotis I. Lazarakis; Katsuyuki Haneda; Kostas P. Peppas (Phys. Commun., 2024)

Optimizing bandwidth allocation in mmWave/sub-THz cellular networks using maximum flow algorithms. - Kyriakos N. Manganaris; Panagiotis Promponas; Aris Tsolis; Fotis I. Lazarakis; Kostas P. Peppas (Comput. Commun., 2025)

Performance Analysis in the D-Band: A Pearson Type I Distribution Approach for Indoor and Outdoor Environments. - Dimitrios G. Selimis; Mar Francis D. De Guzman; Katsuyuki Haneda; Nikos C. Sagias; Fotis I. Lazarakis; Kostas P. Peppas (IEEE Trans. Commun., 2025)