TWC
2010
12 years 11 months ago
2010
This paper analyzes the performance of an energy detector over wireless channels with composite multipath fading and shadowing effects. These effects are modeled by using the and ...
TWC
2010
12 years 11 months ago
2010
A simple figure of merit to describe the performance of an energy detector is desirable. The area under the receiver operating characteristic (ROC) curve, denoted (AUC), is such a ...
JCIT
2010
12 years 11 months ago
2010
Lack of robustness against noise uncertainty is a bottleneck of current spectrum sensing strategies to detect the primary signals. Due to noise uncertainty, the performance of tra...
ICC
2007
IEEE
13 years 11 months ago
2007
IEEE
—Cognitive radio (CR) is seen as one of the revolutionary techniques for future spectrum utilization. The first and probably the most challenging task for CR is to detect/sense t...
ISCAS
2008
IEEE
13 years 11 months ago
2008
IEEE
—An energy detector designed in a 0.18μm CMOS technology and intended for a non-coherent impulse-radio UWB receiver is presented in this paper. The proposed circuit exploits the...