88 search results - page 11 / 18 » Cooperative Relay for Cognitive Radio Networks |
INFOCOM
2010
IEEE
13 years 6 months ago
2010
IEEE
—Cooperative relay is a communication paradigm that aims to realize the capacity of multi-antenna arrays in a distributed manner. However, the symbol-level synchronization requir...
MOBICOM
2009
ACM
14 years 2 months ago
2009
ACM
In cognitive radio networks (CRNs), spectrum sensing is key to opportunistic spectrum access while preventing any unacceptable interference to primary users’ communications. Alt...
TWC
2008
13 years 7 months ago
2008
Spectrum sensing is the key enabling technology for cognitive radio networks. The main objective of spectrum sensing is to provide more spectrum access opportunities to cognitive r...
INFOCOM
2010
IEEE
13 years 6 months ago
2010
IEEE
Abstract—In cognitive radio networks (CRNs), detecting smallscale primary devices—such as wireless microphones (WMs)— is a challenging, but very important, problem that has n...
WCNC
2010
IEEE
13 years 11 months ago
2010
IEEE
—Cooperative communications exploit the spatial diversity inherent in multiuser system by allowing cooperation among users having a wide range of channel qualities. How to search...