Adaptive Sequential Cooperative Energy Detection Scheme for Primary User Detection in Cognitive Radio

Shengliang PENG  Xi YANG  Shuli SHU  Pengcheng ZHU  Xiuying CAO  

IEICE TRANSACTIONS on Communications   Vol.E94-B    No.10    pp.2896-2899
Publication Date: 2011/10/01
Online ISSN: 1745-1345
DOI: 10.1587/transcom.E94.B.2896
Print ISSN: 0916-8516
Type of Manuscript: LETTER
Category: Wireless Communication Technologies
cooperative primary user detection,  detection time,  detection accuracy,  adaptation,  sequential probability ratio test,  

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This paper proposes an adaptive sequential cooperative energy detection scheme for primary user detection in cognitive radio to minimize the detection time while guaranteeing the desired detection accuracy. Simulation results are provided to show the effectiveness of the proposed scheme.