114 search results - page 16 / 23 » On-demand diversity wireless relay networks |
144
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GLOBECOM
2009
IEEE
15 years 7 months ago
2009
IEEE
—A key technology in cooperative communications is distributed space-time coding (DSTC) which achieves spatial diversity gain from multiple relays. A novel DSTC, called randomize...
128
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SECON
2010
IEEE
14 years 10 months ago
2010
IEEE
Throughput maximization is a key challenge in cognitive radio ad hoc networks, where the availability of local spectrum resources may change from time to time and hopby-hop. To ach...
102
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TSP
2008
15 years 11 days ago
2008
A random access protocol named ALLIANCES was recently proposed, that achieves high throughput by resolving collisions in wireless networks. ALLIANCES exploits diversity provided b...
102
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CISS
2007
IEEE
15 years 6 months ago
2007
IEEE
Relay-based cooperative communications can achieve spatial diversity gains, enhance coverage and potentially increase capacity. If considered for large networks, traditional relayi...
86
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TWC
2008
15 years 11 days ago
2008
Wireless networks, and especially wireless sensor networks, have complexity and energy constraints, within which they must confront the challenging wireless fading environment. In ...