168 search results - page 13 / 34 » Robust Distributed Spectrum Sensing in Cognitive Radio Netwo... |
SENSYS
2009
ACM
15 years 4 months ago
2009
ACM
ICC
2008
IEEE
15 years 4 months ago
2008
IEEE
—To improve the performance of spectrum sensing, cooperation among Cognitive Radios (CRs) has been proposed recently as an effective solution. Most existing works require either ...
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TSP
2012
13 years 5 months ago
2012
Abstract—We consider a robust downlink beamforming optimization problem for secondary multicast transmission in a multiple-input multiple-output (MIMO) spectrum sharing cognitive...
VTC
2010
IEEE
14 years 8 months ago
2010
IEEE
— We consider the sensing of the frequency spectrum based on energy detection for cognitive radios. It has been shown that the reliability of the sensing can be improved by using...
ICC
2007
IEEE
15 years 4 months ago
2007
IEEE
With the advent of cognitive radio technology, new paradigms for spectrum access can achieve near-optimal spectrum utilisation by letting each user sense and utilise available s...