Sciweavers

780 search results - page 3 / 156
» On Using Channel Prediction in Adaptive Beamforming Systems
Sort
View
ICASSP
2011
IEEE
14 years 8 months ago
Grassmannian predictive coding for limited feedback multiuser MIMO systems
Grassmannian beamforming is an efficient way to quantize channel state information in multiple-input multiple-output wireless systems. Unfortunately, multiuser systems require la...
Takao Inoue, Robert W. Heath Jr.
GLOBECOM
2007
IEEE
15 years 10 months ago
Analysis of MIMO Beamforming with Channel Response Variations Over the Frame Interval
Abstract— Important throughput improvements in multipleinput multiple-output (MIMO) fading channels can be obtained by merging beamforming at the transmitter and maximal ratio co...
Eduardo Martos-Naya, José F. Paris, Unai Fe...
VTC
2007
IEEE
135views Communications» more  VTC 2007»
15 years 10 months ago
MBER Turbo Multiuser Beamforming Aided QPSK Receiver Design Using EXIT Chart Analysis
Abstract— This paper studies the mutual information transfer characteristics of a novel iterative soft interference cancellation (SIC) aided beamforming receiver designed for qua...
Shuang Tan, Sheng Chen, Lajos Hanzo
GLOBECOM
2006
IEEE
15 years 10 months ago
MIMO-OFDM Beamforming for Improved Channel Estimation
tic PHY Abstraction Technique for Link Adaptation and MIMO Switching . . . .Y.-S. Choi and S. M. Alamouti 960 A Novel Approach to MIMO Transmission Using a Single RF Front End . .A...
Cong Shen, Michael P. Fitz
GLOBECOM
2008
IEEE
15 years 5 months ago
User Selection for Multiple-Antenna Broadcast Channel with Zero-Forcing Beamforming
Abstract—This paper investigates the zero-forcing (ZF) beamforming transmit strategy in the multiple-antenna multiuser downlink systems. We consider the case of mobile users equi...
Saeed Kaviani, Witold A. Krzymien