Sciweavers

58 search results - page 9 / 12
» Effect of Non-Linearity on the Performance of a MIMO Zero-Fo...
Sort
View
GLOBECOM
2009
IEEE
14 years 2 months ago
Linear Beamforming for Multiuser MIMO Downlink Systems with Channel Orthogonalization
— Recently linear processing strategies have been developed to approach the optimum performance of dirty paper coding with low complexity in multiuser multiple-input multipleoutp...
Jin-Sung Kim, Sung Hyun Moon, Inkyu Lee
ICC
2009
IEEE
141views Communications» more  ICC 2009»
14 years 2 months ago
Differential Space-Time-Frequency Codes for MB-OFDM UWB with Dual Carrier Modulation
Abstract—In a multiple-input multiple-output (MIMO) multiband orthogonal frequency division multiplexing (MB-OFDM) ultra-wideband (UWB) system, coherent detection where the chann...
Le Chung Tran, Alfred Mertins
VTC
2006
IEEE
100views Communications» more  VTC 2006»
14 years 1 months ago
Initial and Post-Initial Acquisition in the Serial Search Based Noncoherent Multiple Transmit/Receive Antenna Aided DS-CDMA Down
— In this paper we investigate the issues of both initial and post-initial acquisition schemes in the multiple transmit/receive antenna aided DS-CDMA downlink, when communicating...
Seung Hwan Won, Lajos Hanzo
VTC
2006
IEEE
112views Communications» more  VTC 2006»
14 years 1 months ago
Interference Suppression Through Adaptive Subset Antenna Transmission in Interference Limited MIMO Wireless Environments
Abstract— We consider spatially multiplexed MIMO transmission in the presence of co-channel interference with subset transmit antenna selection. Several algorithms for antenna se...
Shreeram Sigdel, Witold A. Krzymien
ICC
2007
IEEE
14 years 2 months ago
Channel Estimation Considerations for Iterative Decoding in Wireless Communications
—The time-varying nature of wireless channels poses a challenge for using soft-decision iterative decoders on such channels. Even if the channel gain is perfectly known to the re...
Pirouz Zarrinkhat, Masoud Ardakani, Raman Yazdani