293 search results - page 18 / 59 » Opportunistic Multiple Access for Cognitive Radio Networks |
GLOBECOM
2009
IEEE
15 years 4 months ago
2009
IEEE
—In this paper, we model and analyze the interactions between secondary users in a spectrum overlay cognitive system as a cognitive MAC game. In this game, each secondary user ca...
INFOCOM
2011
IEEE
14 years 27 days ago
2011
IEEE
Abstract—Due to the emergence of Cognitive Radio, a special type of heterogeneous networks attracts increasing interest recently, in which a secondary network composed of cogniti...
104
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TMC
2008
14 years 9 months ago
2008
Wireless networks and devices have rapidly been gaining popularity over their wired counterparts. This popularity, in turn, has been generating an explosive and ever-increasing dem...
POLICY
2007
Springer
15 years 3 months ago
2007
Springer
Abstract— We present the Cognitive Radio (Policy) Language (CoRaL), a new language for expressing policies that govern the behavior of cognitive radios that opportunistically sha...
103
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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...