190 search results - page 28 / 38 » Cooperative Spectrum Sensing and Detection for Cognitive Rad... |
VTC
2007
IEEE
14 years 1 months ago
2007
IEEE
— With the advent of cognitive radio technology, new paradigms for spectrum access can achieve near-optimal spectrum utilization by letting users sense and utilize available spec...
CISS
2008
IEEE
14 years 1 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,...
JCM
2006
13 years 7 months ago
2006
Abstract-- Future generations of wireless systems require opportunistic spectrum access techniques to effectively detect and access temporarily unused spectrum bands. Cognitive rad...
ICASSP
2011
IEEE
12 years 11 months ago
2011
IEEE
Owing to the non-zero probability of the missed detection and false alarm of active primary transmission, a certain degree of performance degradation of the primary user (PU) from...
GLOBECOM
2009
IEEE
14 years 2 months ago
2009
IEEE
—This paper identifies important features a cognitive radio framework should provide, namely a virtual architecture ware abstraction, an adaptive run-time system for managing co...