293 search results - page 24 / 59 » Opportunistic Multiple Access for Cognitive Radio Networks |
CORR
2007
Springer
14 years 9 months ago
2007
Springer
—This paper considers the design of efficient strategies that allow cognitive users to choose frequency bands to sense and access among multiple bands with unknown parameters. F...
GLOBECOM
2008
IEEE
15 years 4 months ago
2008
IEEE
— We consider a relay that simultaneously assists multiple source-destination pairs that do not have a direct link, the so-called gateway channel, and explore the sum capacity of...
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ICC
2009
IEEE
15 years 4 months ago
2009
IEEE
—In this paper, quality of service (QoS) provisioning for voice service over cognitive radio networks is considered. As voice traffic is sensitive to delay, the presence of prim...
ICASSP
2008
IEEE
15 years 4 months ago
2008
IEEE
The present paper deals with dynamic resource management based on quantized channel state information (CSI) for multi-carrier cognitive radio networks comprising primary and secon...
ICASSP
2011
IEEE
14 years 1 months ago
2011
IEEE
A weighted sum-rate maximization problem is considered for an access point (AP) allocating resources to wireless cognitive radios (CRs) communicating using orthogonal frequency-di...