312 search results - page 2 / 63 » Distributed beamforming and power allocation for cooperative... |
INFOCOM
2007
IEEE
13 years 11 months ago
2007
IEEE
— The performances in cooperative communications depend on careful resource allocation such as relay selection and power control, but traditional centralized resource allocation ...
TWC
2011
12 years 11 months ago
2011
Most of the existing literature on cooperative relay networks has focused on frequency– nonselective channels or frequency–selective channels with multi–carrier transmission...
GLOBECOM
2007
IEEE
13 years 11 months ago
2007
IEEE
Abstract— Cooperative transmission can greatly improve communication system performance by taking advantage of the broadcast nature of wireless channels. Most previous work on re...
TSP
2008
13 years 4 months ago
2008
Transmit beamforming is an energy-efficient wireless communication technique that allows a transmitter with two or more antennas to focus its bandpass signal in an intended directi...
TMC
2010
13 years 3 months ago
2010
—We consider a point-to-multipoint cognitive radio network that shares a set of channels with a primary network. Within the cognitive radio network, a base station controls and s...