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» Power-efficient wireless OFDMA using limited-rate feedback
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VTC
2007
IEEE
105views Communications» more  VTC 2007»
15 years 5 months ago
Random Beamforming OFDMA for Future Generation Cellular Communication Systems
—This paper presents a downlink performance analysis of a Layered Random Beamforming (LRB) - MIMO-OFDMA Physical Layer (PHY) as applicable to future generation wireless communica...
Congzheng Han, Angela Doufexi, Simon Armour, Joe M...
VTC
2010
IEEE
142views Communications» more  VTC 2010»
14 years 10 months ago
Low-Feedback Multiple-Access and Scheduling via Location and Geometry Information
—This paper exploits the use of location information of wireless terminals to improve the performance of a beamforming system and support multiple access. Based on a system provi...
Congzheng Han, Matthew Webb, Angela Doufexi, Mark ...
CORR
2010
Springer
170views Education» more  CORR 2010»
14 years 11 months ago
Sidelobe Control in Collaborative Beamforming via Node Selection
Collaborative beamforming (CB) is a power efficient method for data communications in wireless sensor networks (WSNs) which aims at increasing the transmission range in the network...
Mohammed F. A. Ahmed, Sergiy A. Vorobyov