Cognitive Radio has been considered a key technology in the future wireless
communication. These radio networks with their spectrum sensing capability have become …

Due to exponential growth in the number of wireless devices, with each one exchanging
huge amount of data, requirement for the spectrum in almost all bands has risen very …

The growth in wireless devices and multimedia applications has led to increase in spectrum
usage in recent past. One of the credible solutions to overcome this shortcoming is by the …

In cognitive radio networks, a secondary user (SU) is dependent upon the spectrum, of
varied frequency, temporarily vacated by primary users (PU) thereby making it quite a …

Cognitive Radio (CR) is an intelligent technology used to sense the spectrum in order to
make efficient use of limited spectrum available. The use of such radios in ad hoc network …