233 search results - page 13 / 47 » Stochastic Channel Selection in Cognitive Radio Networks |
107
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GLOBECOM
2009
IEEE
14 years 7 months ago
2009
IEEE
Primary user emulation attack in multichannel cognitive radio systems is discussed. An attacker is assumed to be able to send primary-user-like signals during spectrum sensing peri...
IJWIN
2007
14 years 9 months ago
2007
TWC
2008
14 years 9 months ago
2008
122
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CISS
2010
IEEE
14 years 1 months ago
2010
IEEE
—This paper presents the system level performance evaluation for energy-detection based cooperative spectrum sensing in cognitive radio networks. Three performance criteria are q...
105
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GLOBECOM
2009
IEEE
15 years 4 months ago
2009
IEEE
—We address the problem of collaborative sensing in cognitive radios. In a cognitive radio network, all the nodes may sense the spectrum simultaneously. They should then exchange...