332 search results - page 53 / 67 » Opportunistic Spectrum Access in Cognitive Radio Networks |
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MOBICOM
2009
ACM
15 years 4 months ago
2009
ACM
There has been burgeoning interest in wireless technologies that can use wider frequency spectrum. Technology advances, such as 802.11n and ultra-wideband (UWB), are pushing towar...
GLOBECOM
2009
IEEE
15 years 1 months ago
2009
IEEE
We consider a problem where two selfish cognitive radio users try to share two channels on which they each have potentially different valuations. We first formulate the problem as ...
WIOPT
2010
IEEE
14 years 8 months ago
2010
IEEE
We consider the problem of providing opportunistic spectrum access to secondary users in wireless cellular networks. From the standpoint of spectrum license holders, achieving ben...
ICASSP
2008
IEEE
15 years 4 months ago
2008
IEEE
—We consider power control in spectrum overlay networks (also referred to as opportunistic spectrum access) where secondary users identify and exploit instantaneous and local spe...
WCNC
2010
IEEE
2010
IEEE
Hedonic Coalition Formation Games for Secondary Base Station Cooperation in Cognitive Radio Networks
15 years 1 months ago
— In order to maintain a conflict-free environment among licensed primary users (PUs) and unlicensed secondary users (SUs) in cognitive radio networks, providing frequency and g...