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CISS
2010
IEEE
12 years 7 months ago
On performance evaluation of cooperative spectrum sensing in cognitive radio networks
—This paper presents the system level performance evaluation for energy-detection based cooperative spectrum sensing in cognitive radio networks. Three performance criteria are q...
Gang Xiong, Shalinee Kishore, Aylin Yener
INFOCOM
2009
IEEE
13 years 10 months ago
Coalitional Games for Distributed Collaborative Spectrum Sensing in Cognitive Radio Networks
— Collaborative spectrum sensing among secondary users (SUs) in cognitive networks is shown to yield a significant performance improvement. However, there exists an inherent tra...
Walid Saad, Zhu Han, Mérouane Debbah, Are H...
IWCMC
2010
ACM
13 years 5 months ago
Synthetic aperture radar construction of spectrum map for cognitive radio networking
To network cognitive radios that require spectrum sensing to identify transmission opportunities emerges as a critical technology to facilitate spectrum efficient wireless communi...
Tsung-Wei Chiang, Kwang-Cheng Chen
TWC
2008
235views more  TWC 2008»
13 years 3 months ago
Optimal spectrum sensing framework for cognitive radio networks
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...
Won-Yeol Lee, Ian F. Akyildiz
TSP
2011
237views more  TSP 2011»
12 years 10 months ago
A Cooperative Sensing Based Cognitive Relay Transmission Scheme Without a Dedicated Sensing Relay Channel in Cognitive Radio Net
—In this paper, we investigate a selective relay spectrum sensing and best relay data transmission (SRSS-BRDT) scheme for multiple-relay cognitive radio networks. Specifically, ...
YuLong Zou, Yu-Dong Yao, Baoyu Zheng