2007 search results - page 68 / 402 » SPECTRUM |
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SIGMETRICS
2008
ACM
15 years 3 months ago
2008
ACM
abstract, we propose a study on joint rate-and-power allocation problem for multi-channel spectrum sharing networks (SSNs). We formulate this cross-layer optimization problem as a...
131
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VTC
2010
IEEE
15 years 1 months ago
2010
IEEE
Cognitive radios are devices capable of sensing a large range of frequencies in order to detect the presence of primary networks and reuse their bands when they are not occupied. D...
146
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CORR
2010
Springer
15 years 27 days ago
2010
Springer
We consider the decentralized power allocation and spectrum sharing problem in multi-user, multichannel systems with strategic users. We present a mechanism/game form that has the...
127
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TSP
2010
14 years 10 months ago
2010
[1, 2] have shown for the dynamic spectrum allocation problem that a competitive market model (which sets a price for transmission power on each channel) leads to a greater social...
122
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ICASSP
2011
IEEE
14 years 7 months ago
2011
IEEE
Recently several time-domain approaches relying on the generalized likelihood ratio test (GLRT) paradigm have been proposed for multiple antenna spectrum sensing in cognitive radi...