161 search results - page 26 / 33 » Detection of Small-Scale Primary Users in Cognitive Radio Ne... |
119
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ICUMT
2009
14 years 9 months ago
2009
Abstract-- We consider the problem of Spectrum Sensing in Cognitive Radio Networks. In our previous work we have developed DualCUSUM, a distributed algorithm for change detection a...
112
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WCNC
2010
IEEE
14 years 10 months ago
2010
IEEE
—With the ever increasing interest in multiple-input multiple-output (MIMO) cognitive radio (CR) systems, reducing the costs associated with RF-chains at the radio front end beco...
138
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CISS
2010
IEEE
14 years 3 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...
INFOCOM
2009
IEEE
15 years 6 months ago
2009
IEEE
—Cooperative spectrum sensing is attracting more attention in Cognitive Radio networks. This paper proposes a fully distributed consensus-based cooperative spectrum sensing schem...
112
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TSP
2010
14 years 6 months ago
2010
Effective spectrum sensing is a critical prerequisite for multi-channel cognitive radio (CR) networks, where multiple spectrum bands are sensed to identify transmission opportuniti...