43 search results - page 5 / 9 » Soft Sensing and Optimal Power Control for Cognitive Radio |
INFOCOM
2011
IEEE
14 years 28 days ago
2011
IEEE
Abstract—Market-based mechanisms offer promising approaches for spectrum access in cognitive radio networks. In this paper, we focus on two market models, one with a monopoly pri...
INFOCOM
2008
IEEE
15 years 3 months ago
2008
IEEE
Cognitive radio (CR) is a revolution in radio technology and is viewed as an enabling technology for dynamic spectrum access. This paper investigates how to design distributed alg...
102
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JSAC
2011
14 years 4 months ago
2011
Abstract—In cognitive radio networks (CRNs), detecting smallscale primary devices, such as wireless microphones, is a challenging, but very important, problem that has not yet be...
87
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PIMRC
2010
IEEE
14 years 7 months ago
2010
IEEE
We consider a cognitive two-way relay network which consists of two transceivers (primary users) and multiple cognitive terminals. The two transceivers transmit their data toward t...
103
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CISS
2008
IEEE
14 years 11 months ago
2008
IEEE
Cognitive radios permit dynamic control of physical layer resources such as transmission power and constellation size; these degrees of freedom can be employed to achieve significa...