205 search results - page 27 / 41 » On broadcasting with cooperative diversity in multi-hop wire... |
125
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ICC
2008
IEEE
15 years 7 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...
GLOBECOM
2006
IEEE
15 years 7 months ago
2006
IEEE
— In this paper, we investigate the outage performance of cognitive wireless relay networks where source nodes communicate to their destinations via multiple hops facilitated by ...
MOBIHOC
2008
ACM
16 years 25 days ago
2008
ACM
Recently, cooperative communications, in the form of keeping each node with a single antenna and having a node exploit a relay node's antenna, is shown to be a promising appr...
102
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INFOCOM
2007
IEEE
15 years 7 months ago
2007
IEEE
Abstract— In this paper, we develop and analyze a lowcomplexity cooperative protocol that significantly increases the average throughput of multi-hop upstream transmissions for ...
126
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INFOCOM
2010
IEEE
14 years 11 months ago
2010
IEEE
—Cognitive Radio Networks (CRNs) have recently emerged as a promising technology to improve spectrum utilization by allowing secondary users to dynamically access idle primary ch...