114 search results - page 5 / 23 » On-demand diversity wireless relay networks |
ICC
2007
IEEE
14 years 4 months ago
2007
IEEE
Abstract— Cooperative diversiy is a promising technology for future wireless networks. In this paper, based on the moment generating function (MGF), we derive exact closed-form e...
ICC
2008
IEEE
14 years 4 months ago
2008
IEEE
— Recently Li and Xia have proposed a transmission scheme for wireless relay networks based on the Alamouti space time code and orthogonal frequency division multiplexing to comb...
JSAC
2007
13 years 9 months ago
2007
Abstract— Distributed space-time coding is a means of achieving diversity through cooperative communication in a wireless relay network. In this paper, we consider a transmission...
ICC
2007
IEEE
14 years 4 months ago
2007
IEEE
— We consider a wireless multiuser network where a number of source/destination pairs communicate concurrently over the same physical channel. A set of amplify-and-forward relay ...
VTC
2008
IEEE
14 years 4 months ago
2008
IEEE
Abstract: In this paper, we consider a two-way or bidirectional communications system with a relay equipped with multiple antennas. We show that when the downlink channel state inf...