317 search results - page 44 / 64 » Channel Estimation for Non-Line-of-Sight WiMax Communication... |
TIT
2010
13 years 2 months ago
2010
Most communication systems use some form of feedback, often related to channel state information. The common models used in analyses either assume perfect channel state information...
ICC
2007
IEEE
14 years 1 months ago
2007
IEEE
— The use of directional antennas in mobile ad hoc networks has shown to offer large potential throughput gains relative to omnidirectional antennas. When used in ad hoc networks...
ICC
2009
IEEE
14 years 2 months ago
2009
IEEE
— In this paper we consider the low-complexity detection in hybrid direct-sequence time-hopping ultrawide bandwidth (DS-TH UWB) systems. A reduced-rank adaptive LBER detector is ...
ICC
2009
IEEE
13 years 5 months ago
2009
IEEE
We consider a centralised (client-server) digital TV network with heterogeneous receiver devices of different resolutions, requiring a multi-rate transport system. There exist two ...
GLOBECOM
2008
IEEE
14 years 2 months ago
2008
IEEE
—This paper investigates the tradeoff between throughput and feedback delay of limited feedback beamforming in indoor wireless channels with a practical MIMO-OFDM prototype. Past...