126 search results - page 15 / 26 » High-Diversity Cooperative Spectrum Sensing in Cognitive Rad... |
103
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ICC
2008
IEEE
15 years 6 months ago
2008
IEEE
—Cognitive radio (CR) dynamically accessing inactive radio spectrum of the primary system (PS) at link level has attracted a lot of research interests. The cognitive radio networ...
109
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MOBIHOC
2007
ACM
15 years 11 months ago
2007
ACM
A number of studies have shown the abundance of unused spectrum in the TV bands. This is in stark contrast to the overcrowding of wireless devices in the ISM bands. A recent trend...
105
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JSAC
2008
14 years 11 months ago
2008
Cognitive Radio (CR) is a promising technology that can alleviate the spectrum shortage problem by enabling unlicensed users equipped with CRs to coexist with incumbent users in li...
101
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GLOBECOM
2007
IEEE
15 years 6 months ago
2007
IEEE
Abstract—We explore the performance tradeoff between opportunistic and regulated access inherent in the design of multiuser cognitive radio networks. We consider a cognitive radi...
ICASSP
2011
IEEE
14 years 3 months ago
2011
IEEE
Abstract—This paper considers cooperative sensing in cognitive networks under Spectrum Sensing Data Falsification attack (SSDF) in which malicious users can intentionally send f...