96 citations · 206 across the 14 of their papers we have counts for
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cs.IT2021
A Distributed Sparse Channel Estimation Technique for mmWave Massive MIMO Systems
Maria Trigka, Christos Mavrokefalidis, Kostas Berberidis
In this paper, we study the problem of sparse channel estimation via a collaborative and fully distributed approach. The estimation problem is formulated in the angular domain by e…
cs.IT2021
Coalition Formation Games for Improved Cell-Edge User Service in Downlink NOMA and MU-MIMO Small Cell Systems
Panagiotis Georgakopoulos, Tafseer Akhtar, Christos Mavrokefalidis +3
In today's wireless communication systems, the exponentially growing needs of mobile users require the combination of new and existing techniques to meet the demands for reliable a…