4 papers
Multi-cell Device-to-Device Communications: A Spectrum Sharing and Densification Study
Marios I. Poulakis, Antonis G. Gotsis, Angeliki Alexiou
One of the most significant 5G technology enablers will be Device-to-Device (D2D) communications. D2D communications constitute a promising way to improve spectral, energy and late…
Optimal User Association for Massive MIMO Empowered Ultra-Dense Wireless Networks
Antonis G. Gotsis, Stelios Stefanatos, Angeliki Alexiou
Ultra network densification and Massive MIMO are considered major 5G enablers since they promise huge capacity gains by exploiting proximity, spectral and spatial reuse benefits. B…
Spatial Resources Optimization in Distributed MIMO Networks with Limited Data Sharing
Antonis G. Gotsis, Angeliki Alexiou
Wireless access through a large distributed network of low-complexity infrastructure nodes empowered with cooperation and coordination capabilities, is an emerging radio architectu…
Radio Resource Allocation Algorithms for Multi-Service OFDMA Networks: The Uniform Power Loading Scenario
Antonis G. Gotsis, Dimitris I. Komnakos, Demosthenes D. Vouyioukas +1
Adaptive Radio Resource Allocation is essential for guaranteeing high bandwidth and power utilization as well as satisfying heterogeneous Quality-of-Service requests regarding next…