66 search results - page 9 / 14 » Spectrum Aware Opportunistic Routing in Cognitive Radio Netw... |
CORR
2010
Springer
14 years 8 months ago
2010
Springer
Nowadays, It has been shown that spectrum scarcity increased due to tremendous growth of new players in wireless base system by the evolution of the radio communication. Resent su...
103
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CORR
2011
Springer
14 years 1 months ago
2011
Springer
—The fundamental problem of multiple secondary users contending for opportunistic spectrum access over multiple channels in cognitive radio networks has been formulated recently ...
ICC
2009
IEEE
15 years 4 months ago
2009
IEEE
—The key idea of dynamic spectrum access (DSA) networks is to allow the secondary, unlicensed users to detect and use unused portions of the spectrum (white spaces) opportunistic...
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...
112
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MOBICOM
2009
ACM
15 years 4 months ago
2009
ACM
Cognitive radio is an enabling technology that allows unlicensed users to opportunistically access the spectrum in order to enhance the spectrum efficiency. In this paper, we cons...