332 search results - page 59 / 67 » Opportunistic Spectrum Access in Cognitive Radio Networks |
112
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ADHOCNOW
2006
Springer
15 years 3 months ago
2006
Springer
In this paper, we outline a simple approach, called ROAR, that enables the Ad-Hoc On-Demand Distance Vector (AODV) routing protocol to strengthen its routes by recruiting neighbors...
JCM
2006
14 years 9 months ago
2006
- Current wireless systems are called vendor-central systems because, users should subscribe to a service provider (vendor) and receive the service through the spectrum assigned to...
ICASSP
2011
IEEE
14 years 1 months ago
2011
IEEE
In this paper, we study the eigenvalue-based spectrum sensing techniques for multiple-antenna cognitive radio networks. First, we study the extreme eigenvalue distributions of a c...
87
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ICC
2011
IEEE
13 years 9 months ago
2011
IEEE
—Spectrum awareness is one of the most challenging requirements in cognitive radio (CR). To adequately adapt to the changing radio environment, it is necessary for the CR to be a...
107
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INFOCOM
2012
IEEE
13 years 1 days ago
2012
IEEE
Abstract—Opportunistic wireless channel access by nonlicensed users has emerged as a promising solution for addressing the bandwidth scarcity challenge. Auctions represent a natu...