332 search results - page 41 / 67 » Opportunistic Spectrum Access in Cognitive Radio Networks |
INFOCOM
2009
IEEE
15 years 6 months ago
2009
IEEE
—In this paper, we describe and analyze the design of a joint Transport, Routing and Spectrum Sharing (TRSS) optimization algorithm for wireless networks with frequencyagile radi...
114
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INFOCOM
2012
IEEE
13 years 2 months ago
2012
IEEE
—The opening of under-utilized spectrum creates the opportunity of substantial performance improvement through cognitive radio techniques. However, the real network performance m...
CISS
2008
IEEE
15 years 6 months ago
2008
IEEE
Abstract— According to the cognitive radio paradigm, a terminal or subsystem will opportunistically select a frequency band for data transmission. Because the spectrum is shared,...
109
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INFOCOM
2012
IEEE
13 years 2 months ago
2012
IEEE
—In this paper, we tackle the spectrum allocation problem in cognitive radio (CR) networks with time-frequency flexibility consideration using combinatorial auction. Different f...
128
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VTC
2010
IEEE
14 years 10 months ago
2010
IEEE
—The IEEE 1609.4 standard has been proposed to provide multi-channel operations in wireless access for vehicular environments (WAVE), where all the channels are periodically sync...