143 search results - page 13 / 29 » Distributed Transmit Diversity in Relay Networks |
CISS
2007
IEEE
15 years 1 months ago
2007
IEEE
Distributed space-time-block-coding (Dis-STBC) achieves diversity through cooperative transmission among geographically dispersed nodes. In this paper, we present a powerefficient...
111
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JSAC
2006
14 years 9 months ago
2006
Cooperative diversity has been recently proposed as a way to form virtual antenna arrays that provide dramatic gains in slow fading wireless environments. However, most of the prop...
GLOBECOM
2008
IEEE
15 years 4 months ago
2008
IEEE
—1 In this paper, we consider an amplify-and-forward (AF) wireless relay system where multiple source nodes communicate with their corresponding destination nodes with the help o...
GLOBECOM
2008
IEEE
15 years 4 months ago
2008
IEEE
—In this paper, the problem of deploying relay nodes in wireless sensor networks will be considered. A system consisting of a set of sensor nodes communicating to a fusion center...
103
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IWCMC
2006
ACM
15 years 3 months ago
2006
ACM
We study the diversity-multiplexing tradeoff in cooperative diversity systems involving multiple relays. We focus on low complexity architectures that do not require simultaneous...