31 search results - page 2 / 7 » Robust cognitive beamforming with partial channel state info... |
TSP
2010
13 years 2 months ago
2010
In this paper, we consider the optimality of beamforming for achieving the ergodic capacity of multiple-input multiple-output (MIMO) multiple access channel (MAC) via virtual repre...
CORR
2010
Springer
13 years 6 months ago
2010
Springer
—In this paper, we investigate methods for reducing the likelihood that a message transmitted between two multiantenna nodes is intercepted by an undetected eavesdropper. In part...
CORR
2010
Springer
13 years 7 months ago
2010
Springer
We consider a multi-cell MIMO downlink (network MIMO) where B base-stations (BS) with M antennas, connected to a central station (CS), transmit K messages to K singleantenna user t...
ICASSP
2011
IEEE
12 years 11 months ago
2011
IEEE
Recently, robust transmit beamforming has drawn considerable attention because it can provide guaranteed receiver performance in the presence of channel state information (CSI) er...
CORR
2010
Springer
13 years 7 months ago
2010
Springer
Abstract--In cognitive radio (CR) networks with multipleinput multiple-output (MIMO) links, secondary users (SUs) can exploit "spectrum holes" in the space domain to acce...