An Improved Approximation for the Gaussian Q-Function. - George K. Karagiannidis; Athanasios S. Lioumpas (IEEE Commun. Lett., 2007)

Another Look at Multibranch Switched Diversity Systems. - Athanasios S. Lioumpas; Aimilia P. Doukeli; George K. Karagiannidis (IEEE Commun. Lett., 2007)

Blind Ratio Combining (BRC): An Optimum Diversity Receiver for Coherent Detection With Unknown Fading Amplitudes. - Athanasios S. Lioumpas; George K. Karagiannidis (IEEE Trans. Commun., 2007)

Channel Quality Estimation Index (CQEI): A Long-Term Performance Metric for Fading Channels and an Application in EGC Receivers. - Athanasios S. Lioumpas; George K. Karagiannidis; Athanasios C. Iossifides (IEEE Trans. Wirel. Commun., 2007)

Low Complexity Amplify and Forward Relaying without Channel Amplitude Estimation. - Diomidis S. Michalopoulos; Athanasios S. Lioumpas; George K. Karagiannidis (ICC, 2008)

Increasing power efficiency in transmitter diversity systems under error performance constraints. - Diomidis S. Michalopoulos; Athanasios S. Lioumpas; George K. Karagiannidis (IEEE Trans. Commun., 2008)

Adaptive generalized selection combining (A-GSC) receivers. - Athanasios S. Lioumpas; George K. Karagiannidis; Theodoros A. Tsiftsis (IEEE Trans. Wirel. Commun., 2008)

Adaptive M-PSK Communications in the Absence of Channel Gain Estimation. - Athanasios S. Lioumpas; George K. Karagiannidis; Diomidis S. Michalopoulos (GLOBECOM, 2009)

Performance Analysis of Variable-Angle Quadrature Amplitude Constellations. - Koralia N. Pappi; Athanasios S. Lioumpas; George K. Karagiannidis; Stavros A. Kotsopoulos (WiMob, 2009)

Self-Reference Ultra-Wideband Systems - Aimilia P. Doukeli; Athanasios S. Lioumpas; George K. Karagiannidis; Panayiotis Frangos (CoRR, 2009)

Optical Wireless Communications with Adaptive Subcarrier PSK Intensity Modulation. - Nestor D. Chatzidiamantis; Athanasios S. Lioumpas; George K. Karagiannidis; Shlomi Arnon (GLOBECOM, 2010)

Switching Rate in Selective Cooperative Relaying. - Diomidis S. Michalopoulos; Athanasios S. Lioumpas; George K. Karagiannidis; Robert Schober (WCNC, 2010)

Variable-rate M-PSK communications without channel amplitude estimation. - Athanasios S. Lioumpas; George K. Karagiannidis (IEEE Trans. Commun., 2010)

Selective Cooperative Relaying over Time-Varying Channels. - Diomidis S. Michalopoulos; Athanasios S. Lioumpas; George K. Karagiannidis; Robert Schober (IEEE Trans. Commun., 2010)

theta-QAM: A parametric quadrature amplitude modulation family and its performance in AWGN and fading channels. - Koralia N. Pappi; Athanasios S. Lioumpas; George K. Karagiannidis (IEEE Trans. Commun., 2010)

Expanding LTE for Devices: Requirements, Deployment Phases and Target Scenarios. - Athanasios S. Lioumpas; Angeliki Alexiou; Carles Antón-Haro; P. Navaratnam (EW, 2011)

Uplink scheduling for Machine-to-Machine communications in LTE-based cellular systems. - Athanasios S. Lioumpas; Angeliki Alexiou (GLOBECOM Workshops, 2011)

Energy efficient AF relaying under error performance constraints with application to M2M networks. - Georgina Abou Elkheir; Athanasios S. Lioumpas; Angeliki Alexiou (PIMRC, 2011)

Adaptive Subcarrier PSK Intensity Modulation in Free Space Optical Systems. - Nestor D. Chatzidiamantis; Athanasios S. Lioumpas; George K. Karagiannidis; Shlomi Arnon (IEEE Trans. Commun., 2011)

A hybrid contention/reservation medium access protocol for Wireless Sensor Networks. - Petros S. Bithas; Athanasios S. Lioumpas; Angeliki Alexiou (GLOBECOM Workshops, 2012)

Evolution of packet scheduling for Machine-Type communications over LTE: Algorithmic design and performance analysis. - Antonis G. Gotsis; Athanasios S. Lioumpas; Angeliki Alexiou (GLOBECOM Workshops, 2012)

Enhancing the efficiency of cluster-based networks through MISO techniques. - Petros S. Bithas; Athanasios S. Lioumpas; Angeliki Alexiou (WCNC Workshops, 2012)

Energy efficient cooperative scheduling based on sleep-wake mechanisms. - Georgina Abou Elkheir; Athanasios S. Lioumpas; Angeliki Alexiou (WCNC Workshops, 2012)

M2M Scheduling over LTE: Challenges and New Perspectives. - Antonis G. Gotsis; Athanasios S. Lioumpas; Angeliki Alexiou (IEEE Veh. Technol. Mag., 2012)

Increasing the Efficiency of Rake Receivers for Ultra-Wideband Applications. - Aimilia P. Doukeli; Athanasios S. Lioumpas; George K. Karagiannidis; Panayiotis Frangos (Wirel. Pers. Commun., 2012)

Hybrid Cellular/WLAN with Wireless Offloading: Enabling Next Generation Wireless Networks. - Petros S. Bithas; Athanasios S. Lioumpas; George K. Karagiannidis; Bayan S. Sharif (CoRR, 2013)

Analytical modelling and performance evaluation of realistic time-controlled M2M scheduling over LTE cellular networks. - Antonis G. Gotsis; Athanasios S. Lioumpas; Angeliki Alexiou (Trans. Emerg. Telecommun. Technol., 2013)

Mitigating shadowing effects through cluster-head cooperation techniques. - Petros S. Bithas; Athanasios S. Lioumpas; Angeliki Alexiou (IET Networks, 2013)

Partitioning of Distributed MIMO Systems Based on Overhead Considerations. - Athanasios S. Lioumpas; Petros S. Bithas; Angeliki Alexiou (IEEE Wirel. Commun. Lett., 2013)

Interference minimization in hybrid WiFi/cellular networks. - Petros S. Bithas; Athanasios S. Lioumpas; George K. Karagiannidis; Bayan S. Sharif (CAMAD, 2014)

Hybrid threshold-based selection diversity receivers for efficient resources utilization. - Petros S. Bithas; Athanasios S. Lioumpas; Theodore Mouroutis; Yiannis Stylianou; George P. Efthymoglou (CAMAD, 2014)

Reliable and Energy-Efficient Communications for Wireless Biomedical Implant Systems. - Georgia D. Ntouni; Athanasios S. Lioumpas; Konstantina S. Nikita (IEEE J. Biomed. Health Informatics, 2014)

Performance aware resource allocation and traffic aggregation for user slices in wireless HetNets. - Georgios Smpokos; Athanasios S. Lioumpas; Theodoros Mouroutis; Yiannis Stylianou; Vangelis Angelakis (CAMAD, 2017)

On the Energy Consumption Forecasting of Data Centers Based on Weather Conditions: Remote Sensing and Machine Learning Approach. - Georgios Smpokos; Mohamed A. Elshatshat; Athanasios S. Lioumpas; Ilias Iliopoulos (CSNDSP, 2018)

Coordinated tethering for devices with multi-RAT capabilities: An algorithmic solution and performance analysis. - Athanasios S. Lioumpas; Petros S. Bithas; Antonios Hatziefremidis (Phys. Commun., 2019)

Slotted ALOHA With NOMA for the Next Generation IoT. - Sotiris A. Tegos; Panagiotis D. Diamantoulakis; Athanasios S. Lioumpas; Panagiotis G. Sarigiannidis; George K. Karagiannidis (IEEE Trans. Commun., 2020)

A robust OFDM IM-QAM NOMA scheme for URLLC and eMBB downlink service coexistence. - Athanasios C. Iossifides; Athanasios S. Lioumpas; Traianos V. Yioultsis (Phys. Commun., 2024)