64 search results - page 4 / 13 » Downlink Transmission in Multi-Carrier Systems with Reduced ... |
GLOBECOM
2007
IEEE
14 years 1 months ago
2007
IEEE
— Limited feedback systems that simultaneously transmit to multiple users are noise power limited at low SNR and interference power limited at high SNR. Specifically, there is a...
PIMRC
2010
IEEE
13 years 5 months ago
2010
IEEE
In a multiuser system, independent time-varying channels among different users can be exploited to provide multiuser diversity (MUD) gain and increase the system throughput. For th...
VTC
2008
IEEE
14 years 1 months ago
2008
IEEE
— This paper addresses advanced radio resource management (RRM) algorithms for multiple-input multipleoutput (MIMO) transmission schemes in downlink OFDMA systems. The analysis c...
CORR
2011
Springer
12 years 11 months ago
2011
Springer
The tremendous capacity gains promised by space division multiple access (SDMA) depend critically on the accuracy of the transmit channel state information. In the broadcast chann...
MCSS
2009
Springer
14 years 1 months ago
2009
Springer
Abstract In this paper, we compare two spatial multiplexing MIMO-OFDM downlink transmission schemes based on limited feedback: I. Per-chunk user scheduling; II. Zero-forcing receiv...