George A. Ropokis

According to our database, George A. Ropokis authored at least 27 papers between 2007 and 2024.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2024

UAV-Assisted Communications With RIS: A Shadowing-Based Stochastic Analysis.

Petros S. Bithas, George A. Ropokis, George K. Karagiannidis, Hector E. Nistazakis

IEEE Trans. Veh. Technol., July, 2024

Multi-Antenna Wireless Powered Relaying: Low Complexity and Near Optimal Techniques for Generic EH Models.

George A. Ropokis, Petros S. Bithas

IEEE Trans. Green Commun. Netw., June, 2024

Performance Evaluation of Filter Shape Index Modulation for sub-THz Downlink NOMA Systems in the Presence of Gaussian Phase Noise.

Georgios Konstantopoulos, Paul Desombre, George A. Ropokis, Yves Louët

Proceedings of the IEEE Conference on Standards for Communications and Networking, 2024

2022

Wireless Powered Relay Networks: Rate Optimal and Power Consumption-Aware WPT/SWIPT.

George A. Ropokis, Petros S. Bithas

IEEE Trans. Veh. Technol., 2022

Artificial intelligence-aided resource sharing for wireless mesh networks.

Indrakshi Dey, George A. Ropokis, Nicola Marchetti

Proceedings of the Wireless Mesh Networks for IoT and Smart Cities: Technologies and applications, 2022

2019

Multi-relay cooperation with self-energy recycling and power consumption considerations.

George A. Ropokis

Proceedings of the 2019 International Conference on Wireless and Mobile Computing, 2019

Using Deep Q-Learning to Prolong the Lifetime of Correlated Internet of Things Devices.

Jernej Hribar, Andrei Marinescu, George A. Ropokis, Luiz A. DaSilva

Proceedings of the 17th IEEE International Conference on Communications Workshops, 2019

2018

Cognitive Beamforming in Radar Bands.

Francisco Paisana, George A. Ropokis, Nicola Marchetti, Luiz A. DaSilva

IEEE Trans. Commun., 2018

On Fixed Beamforming in Sectored mmWave Ultra Dense Networks at 73GHz.

Jasmina McMenamy, Haris Kremo, George A. Ropokis, Adam Narbudowicz

Proceedings of the 29th IEEE Annual International Symposium on Personal, 2018

Cooperative Beamforming Exploiting Energy Recycling.

George A. Ropokis, Nicola Marchetti, Luiz A. DaSilva

Proceedings of the 25th International Conference on Telecommunications, 2018

2017

Optimal Power Allocation for Energy Recycling Assisted Cooperative Communications.

George A. Ropokis, M. Majid Butt, Nicola Marchetti, Luiz A. DaSilva

Proceedings of the 2017 IEEE Wireless Communications and Networking Conference Workshops, 2017

2016

Joint Sensing and Reception Design of SIMO Hybrid Cognitive Radio Systems.

Miltiades C. Filippou, George A. Ropokis, David Gesbert, Tharmalingam Ratnarajah

IEEE Trans. Wirel. Commun., 2016

Coordinated Shared Spectrum Precoding With Distributed CSIT.

Miltiades C. Filippou, Paul de Kerret, David Gesbert, Tharmalingam Ratnarajah, Adriano Pastore, George A. Ropokis

IEEE Trans. Wirel. Commun., 2016

Energy efficient power allocation for carrier aggregation enabled communications systems.

George A. Ropokis, Fotis Foukalas

Proceedings of the IEEE Wireless Communications and Networking Conference, 2016

Optimal sensing and power allocation in pilot-aided shared access systems: A BER minimization approach.

George A. Ropokis, Miltiades C. Filippou, Athanasios A. Rontogiannis, Luiz A. DaSilva, Nicola Marchetti, Valerio Frascolla, P. Takis Mathiopoulos

Proceedings of the 17th IEEE International Workshop on Signal Processing Advances in Wireless Communications, 2016

2015

A Comparative Performance Analysis of Interweave and Underlay Multi-Antenna Cognitive Radio Networks.

Miltiades C. Filippou, David Gesbert, George A. Ropokis

IEEE Trans. Wirel. Commun., 2015

Performance analysis and optimization of hybrid MIMO Cognitive Radio systems.

Miltiades C. Filippou, George A. Ropokis, David Gesbert, Tharmalingam Ratnarajah

Proceedings of the IEEE International Conference on Communication, 2015

2014

Optimal power control in cognitive MIMO systems with limited feedback.

George A. Ropokis, David Gesbert, Kostas Berberidis

Proceedings of the 6th International Symposium on Communications, 2014

Underlay versus interweaved cognitive radio networks: A performance comparison study.

Miltiades Filippou, David Gesbert, George A. Ropokis

Proceedings of the 9th International Conference on Cognitive Radio Oriented Wireless Networks and Communications, 2014

2013

Optimal Combining of Instantaneous and Statistical CSI in the SIMO Interference Channel.

Miltiades Filippou, David Gesbert, George A. Ropokis

Proceedings of the 77th IEEE Vehicular Technology Conference, 2013

Rate optimal power policies in underlay cognitive radios with limited channel feedback.

George A. Ropokis, David Gesbert, Kostas Berberidis

Proceedings of the 24th IEEE Annual International Symposium on Personal, 2013

A team decisional beamforming approach for underlay cognitive radio networks.

Miltiades Filippou, George A. Ropokis, David Gesbert

Proceedings of the 24th IEEE Annual International Symposium on Personal, 2013

2011

BER Performance Analysis of Cooperative DaF Relay Networks and a New Optimal DaF Strategy.

George A. Ropokis, Athanasios A. Rontogiannis, Kostas Berberidis

IEEE Trans. Wirel. Commun., 2011

2010

Επίδοση συστημάτων διαφορισμού MIMO σε γενικευμένα κανάλια διαλείψεων

George A. Ropokis

PhD thesis, 2010

An Exact Performance Analysis of MRC / OSTBC over Generalized Fading Channels.

George A. Ropokis, Athanasios A. Rontogiannis, P. Takis Mathiopoulos, Kostas Berberidis

IEEE Trans. Commun., 2010

2008

Quadratic forms in normal RVs: theory and applications to OSTBC over hoyt fading channels.

George A. Ropokis, Athanasios A. Rontogiannis, P. Takis Mathiopoulos

IEEE Trans. Wirel. Commun., 2008

2007

Performance Analysis of Orthogonal Space Time Block Coding over Hoyt Fading Channels.

George A. Ropokis, Athanasios A. Rontogiannis, P. Takis Mathiopoulos

Proceedings of the Global Communications Conference, 2007