Spectrum Sensing Methods for Cognitive Radio Networks: A Review

被引:14
作者
Claudino, Lucas [1 ]
Abrao, Taufik [1 ]
机构
[1] State Univ Londrina DEEL UEL, Dept Elect Engn, Rod Celso Garcia Cid PR445 S-N,Campus Univ, BR-86057970 Londrina, PR, Brazil
关键词
Spectrum sensing; Cognitive radio network; Energy detector; Matched filter; Covariance detector; Hadamard ratio-based detector; Underlay CRN mode; Overlay CRN mode; CAPACITY;
D O I
10.1007/s11277-017-4143-1
中图分类号
TN [电子技术、通信技术];
学科分类号
0809 ;
摘要
The main spectrum sensing (SS) techniques suitable for cognitive radio networks (CRNs) such as energy, matched filter, covariance and Hadamard ratio-based detectors are analyzed. Principal methods and concepts associated with SS-CRNs are explored while numerical simulation experiments and comparison analysis are interpreted aiming to corroborate those concepts and demonstrate the effectiveness and drawbacks of those well-established SS-CRN techniques and methods.
引用
收藏
页码:5003 / 5037
页数:35
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