278 citations · 735 across the 33 of their papers we have counts for
Showing 2014 · cs.ITShow all
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cs.IT2014★ 278 cited
On the Number of RF Chains and Phase Shifters, and Scheduling Design with Hybrid Analog-Digital Beamforming
Tadilo Endeshaw Bogale, Long Bao Le, Afshin Haghighat +1
This paper considers hybrid beamforming (HB) for downlink multiuser massive multiple input multiple output (MIMO) systems with frequency selective channels. For this system, first…
cs.IT2014★ 47 cited
Distributed MAC Protocol for Cognitive Radio Networks: Design, Analysis,and Optimization
Le Thanh Tan, Long Bao Le
In this paper, we investigate the joint optimal sensing and distributed Medium Access Control (MAC) protocol design problem for cognitive radio (CR) networks. We consider both scen…
cs.IT2014★ 49 cited
Channel Assignment With Access Contention Resolution for Cognitive Radio Networks
Le Thanh Tan, Long Bao Le
In this paper, we consider the channel assignment problem for cognitive radio networks with hardware-constrained secondary users (SUs). In particular, we assume that SUs exploit sp…