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George C. Alexandropoulos
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Reconfigurable intelligent surfaces for energy efficiency in wireless communication
C Huang, A Zappone, GC Alexandropoulos, M Debbah, C Yuen
IEEE transactions on wireless communications 18 (8), 4157-4170, 2019
34122019
Smart radio environments empowered by reconfigurable AI meta-surfaces: An idea whose time has come
MD Renzo, M Debbah, DT Phan-Huy, A Zappone, MS Alouini, C Yuen, ...
EURASIP Journal on Wireless Communications and Networking 2019 (1), 1-20, 2019
16722019
Holographic MIMO surfaces for 6G wireless networks: Opportunities, challenges, and trends
C Huang, S Hu, GC Alexandropoulos, A Zappone, C Yuen, R Zhang, ...
IEEE wireless communications 27 (5), 118-125, 2020
12912020
Channel estimation for RIS-empowered multi-user MISO wireless communications
L Wei, C Huang, GC Alexandropoulos, C Yuen, Z Zhang, M Debbah
IEEE Transactions on Communications 69 (6), 4144-4157, 2021
6422021
Multi-hop RIS-empowered terahertz communications: A DRL-based hybrid beamforming design
C Huang, Z Yang, GC Alexandropoulos, K Xiong, L Wei, C Yuen, Z Zhang, ...
IEEE Journal on Selected Areas in Communications 39 (6), 1663-1677, 2021
4012021
Dynamic metasurface antennas for 6G extreme massive MIMO communications
N Shlezinger, GC Alexandropoulos, MF Imani, YC Eldar, DR Smith
IEEE Wireless Communications 28 (2), 106-113, 2021
3662021
Energy efficient multi-user MISO communication using low resolution large intelligent surfaces
C Huang, GC Alexandropoulos, A Zappone, M Debbah, C Yuen
2018 IEEE Globecom Workshops (GC Wkshps), 1-6, 2018
3532018
Indoor Signal Focusing with Deep Learning Designed Reconfigurable Intelligent Surfaces
C Huang, GC Alexandropoulos, C Yuen, M Debbah
arXiv preprint arXiv:1905.07726, 2019
3212019
Reconfigurable intelligent surfaces for wireless communications: Overview of hardware designs, channel models, and estimation techniques
M Jian, GC Alexandropoulos, E Basar, C Huang, R Liu, Y Liu, C Yuen
Intelligent and Converged Networks 3 (1), 1-32, 2022
3082022
A hardware architecture for reconfigurable intelligent surfaces with minimal active elements for explicit channel estimation
GC Alexandropoulos, E Vlachos
ICASSP 2020-2020 IEEE international conference on acoustics, speech and …, 2020
2552020
Reconfigurable, intelligent, and sustainable wireless environments for 6G smart connectivity
EC Strinati, GC Alexandropoulos, H Wymeersch, B Denis, ...
IEEE Communications Magazine 59 (10), 99-105, 2021
2312021
Reconfigurable intelligent surfaces with reflection pattern modulation: Beamforming design and performance analysis
S Lin, B Zheng, GC Alexandropoulos, M Wen, M Di Renzo, F Chen
IEEE transactions on wireless communications 20 (2), 741-754, 2020
1862020
Adaptive transmission for reconfigurable intelligent surface-assisted OFDM wireless communications
S Lin, B Zheng, GC Alexandropoulos, M Wen, F Chen
IEEE Journal on Selected Areas in Communications 38 (11), 2653-2665, 2020
1842020
Holographic MIMO communications: Theoretical foundations, enabling technologies, and future directions
T Gong, P Gavriilidis, R Ji, C Huang, GC Alexandropoulos, L Wei, ...
IEEE Communications Surveys & Tutorials 26 (1), 196-257, 2023
1752023
Hybrid reconfigurable intelligent metasurfaces: Enabling simultaneous tunable reflections and sensing for 6G wireless communications
GC Alexandropoulos, N Shlezinger, I Alamzadeh, MF Imani, H Zhang, ...
IEEE Vehicular Technology Magazine 19 (1), 75-84, 2023
1712023
Cognitive Amplify-and-Forward Relaying with Best Relay Selection in Non-Identical Rayleigh Fading
V Bao, T Duong, D da Costa, G Alexandropoulos, A Nallanathan
IEEE, 0
170
Stacked intelligent metasurfaces for efficient holographic MIMO communications in 6G
J An, C Xu, DWK Ng, GC Alexandropoulos, C Huang, C Yuen, L Hanzo
IEEE Journal on Selected Areas in Communications 41 (8), 2380-2396, 2023
1682023
Near-field localization with a reconfigurable intelligent surface acting as lens
Z Abu-Shaban, K Keykhosravi, MF Keskin, GC Alexandropoulos, ...
ICC 2021-IEEE International Conference on Communications, 1-6, 2021
1482021
Reconfigurable intelligent surfaces for rich scattering wireless communications: Recent experiments, challenges, and opportunities
GC Alexandropoulos, N Shlezinger, P Del Hougne
IEEE Communications Magazine 59 (6), 28-34, 2021
1482021
Reconfigurable intelligent surfaces and metamaterials: The potential of wave propagation control for 6G wireless communications
GC Alexandropoulos, G Lerosey, M Debbah, M Fink
arXiv preprint arXiv:2006.11136, 2020
1382020
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Artikler 1–20