62 search results - page 10 / 13 » Transmit Antenna Subset Selection for Downlink MIMO Systems |
GLOBECOM
2006
IEEE
13 years 11 months ago
2006
IEEE
Abstract— For a multiple-input single-output (MISO) downlink channel with ¢ transmit antennas, it has been recently proved that zero-forcing beamforming (ZFBF) to a subset of (a...
WCNC
2010
IEEE
13 years 3 months ago
2010
IEEE
—With the ever increasing interest in multiple-input multiple-output (MIMO) cognitive radio (CR) systems, reducing the costs associated with RF-chains at the radio front end beco...
GLOBECOM
2008
IEEE
13 years 6 months ago
2008
IEEE
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...
VTC
2008
IEEE
13 years 11 months ago
2008
IEEE
—MIMO and higher-order modulation (64-QAM) have recently been introduced in the HSPA downlink (HSDPA) to extend peak data rates. Both techniques demand a high SINR operating poin...
GLOBECOM
2007
IEEE
13 years 11 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...