221 search results - page 8 / 45 » Dynamic spectrum access in open spectrum wireless networks |
CCR
2011
14 years 4 months ago
2011
Proliferation and innovation of wireless technologies require significant amounts of radio spectrum. Recent policy reforms by the FCC are paving the way by freeing up spectrum fo...
DAC
2005
ACM
14 years 11 months ago
2005
ACM
The cellular wireless market has begun the transition to data centric services including high speed internet access, video, high quality audio, and gaming. Communications technolo...
ICASSP
2009
IEEE
15 years 4 months ago
2009
IEEE
—Spectrum access is an important function of cognitive radios for detecting and utilizing spectrum holes without harming the legacy systems. In this paper, we propose novel coope...
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TWC
2010
14 years 4 months ago
2010
In this paper we propose a Dynamic Spectrum Access scheme which allows the users to opportunistically and efficiently access the channels available for communications. It addresses...
GLOBECOM
2007
IEEE
15 years 4 months ago
2007
IEEE
— Recent studies indicate the presence of a significant amount of idle licensed spectrum, in different time periods and geographic locations. Prompted by the latest regulatory ch...