… This article surveys and appraises available literature on various spectrum sensing
techniques and discusses spectrum sensing as a key element of CR system design. …

… As a result, spectrum sensing has reborn as a very active research area … spectrum sensing
techniques from the optimal likelihood ratio test to energy detection, matched filtering detection…

… spectrum) providing high spectral resolution capability. In this paper, survey of spectrum
sensing techniques is … in implementation of spectrum sensing techniques are discussed in detail …

… in cognitive radio systems. In this paper, a survey of spectrum sensing methodologies for
cognitive radio is … spectrum sensing techniques in the cognitive radio literature are explained. …

… non-fixed policies & techniques. In this paper, we analyze different spectrum sensing
techniques to detect the presence of the Primary User (PU). The techniques covered in this paper …

… spectrum sensing methodologies in cognitive radio is presented.Theoretical analysis of time
… energy detection and threshold setting is investigated. Cooperative spectrum sensing and a …

… Comparison of different spectrum sensing techniques is presented in this paper… techniques
give 100% results but as the signal to noise ratio reduces performance of different techniques …

… the spectrum efficiency problem, an optimal spectrum sensing framework … the sensing
parameters in such a way as to maximize the … optimal sensing method to multiple spectrum bands. …

… paper different spectrum sensing techniques have been implemented and their detection …
The well-known sensing technique Energy detection has low computational and …

… the spectrum management problem and the cognitive radio cycle as well … sensing solution;
Section II.1 describes the spectrum sensing model; Section II.2 presents the existing spectrum …