This paper focuses on the design of the optimal or near-optimal detector resorting to extreme
eigenvalues. A general framework for detector design involving model-driven and data …

Cognitive radio networks improve spectrum efficiency by employing vigilant and accurate
spectrum management techniques. This is done to enable an unlicensed user to use the …

Spectrum sensing is viewed as the basic and crucial technology for cognitive radio. To
improve the accuracy of spectrum sensing in low signal to noise ratio (SNR), this paper …

In this work, the performance of the spectrum detection method known as singular value
decomposition (SVD) is evaluated. The performance of the SVD detection method was …

Cognitive Radio is an able candidate, which can alleviate the spectrum underutilization
problem through Opportunistic Spectrum Access. The sensing of spectrum is the first step to …

Cognitive Radio (CR) network is established for spectrum utilization. This technology allows
unlicensed users to share the spectrum with licensed users. In order to perform such a …

This paper presents the performance evaluation of the Energy Detector technique, which is
one of the most popular Spectrum Sensing (SS) technique for Cognitive Radio (CR). SS is …

The number of applications that depend on wireless communications is increasing
consistently. Therefore, the spectrum, which is a scarce resource, is becoming more …

Detecting the presence or absence of primary user is the key task of cognitive radio
networks. However, relying on single detector reduces the probability of detection and …

Cognitive Radio techniques have been proposed for improving utilization of the spectrum by
exploiting the unoccupied bands of the licensed spectrum. This paper proposes a …