1559 search results - page 48 / 312 » Cooperative Communications |
GLOBECOM
2007
IEEE
15 years 4 months ago
2007
IEEE
— We propose a new cooperation protocol for the fading multiple-access channel called space-division relay (SDR). It is similar to the protocol of Laneman, Tse and Wornell (LTW) ...
112
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GLOBECOM
2008
IEEE
15 years 4 months ago
2008
IEEE
—Cooperative spectrum sensing has been shown to greatly improve the sensing performance in cognitive radio networks. However, if the cognitive users belong to different service p...
103
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ICC
2009
IEEE
14 years 7 months ago
2009
IEEE
In this paper, we model the hierarchical structures inherent in cognitive radio networks as the priority queueing system in which primary users interact with the highest priority a...
85
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GECCO
2005
Springer
15 years 3 months ago
2005
Springer
This paper investigates the idea of having multiple swarms working separately and cooperating with each other to solve an optimization problem. Many factors that influence the be...
HEURISTICS
2002
14 years 9 months ago
2002
We present a cooperative parallel tabu search method for the fixed charge, capacitated, multicommodity network design problem. Several communication strategies are analyzed and co...