51 search results - page 8 / 11 » On the Performance of Non-orthogonal Multiple Access Systems... |
ICASSP
2008
IEEE
14 years 3 months ago
2008
IEEE
A codebook based limited feedback strategy is a practical way to obtain partial channel state information at the transmitter in a precoded multiple-input multiple-output (MIMO) wi...
VTC
2008
IEEE
14 years 3 months ago
2008
IEEE
— When an iterative-decoding aided system is configured to operate at a near-capacity performance, an excessive complexity may be imposed by the iterative process. In this paper...
VTC
2007
IEEE
14 years 3 months ago
2007
IEEE
—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...
TWC
2008
13 years 8 months ago
2008
Ultra-wideband (UWB) communication is envisaged to be deployed in indoor environments, where the noise distribution is decidedly non-Gaussian. A critical challenge for impulse radi...
ICC
2007
IEEE
14 years 3 months ago
2007
IEEE
Abstract— Adaptive transmission techniques including transmit beamforming, precoding, and opportunistic scheduling offer high spectral efficiency when channel state information ...