The performance of energy detection (ED) technique is highly affected by the noise
fluctuation which leads to degrade the cognitive radio (CR) system accuracy. Therefore …

Cognitive Radio (CR) is a regulated technique for opportunistic access of idle resources. In
CR, Spectrum sensing is one of its important key functionalities. It is used to sense the …

In this paper, an energy detection scheme based on the pseudo bit error rate (BER)
estimation is investigated. In the proposed scheme, the basic strategy is to use the pseudo …

In this paper, signal denoising approach has been employed to enhance the detection
performance of the energy detection (ED) technique via reducing the noise effects on the PU …

Traditional energy detection algorithm is bad in anti-noise. In this paper, the relationship of
energy detection performance and detection sensitivity with average noise power fluctuation …

Traditional energy detection algorithm is bad in anti-noise. In this paper, the relationship of
energy detection performance and detection sensitivity with average noise power fluctuation …

The problem of spectrum sensing has acquired new aspects with cognitive radio technology.
The spectrum sensing is used to determine unused spectrum and to utilize those spectrums …

Contaminated by Laplacian noise, the performance of energy detection (ED) degrades. To
address this problem, an improved energy detection (i-ED) is proposed. Instead of the …

Spectrum sensing is one of the critical tasks in a cognitive radio system that allows a
secondary user to use the spectrum while the primary user does not use it. The energy …

The increasing number of wireless communication applications has led to spectrum scarcity
problems. On the other hand, the current system in allocating the spectrum frequency is …