The tremendous development in wireless technologies and multimedia applications
persuaded upsurge in spectrum utilization in the past. One of the adequate clarifications to …

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 …

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 …

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

In wireless networks, the spectrum scarcity problem is migrated to much extent by cognitive
radio network. Cognitive radio network has the capability to utilize the unutilized frequency …

The Cognitive Radio (CR) technology has evolved in the recent past to solve the problem of
wireless networks resulting from the limited available spectrum. The networks employing …

Cognitive Radio is an emerging technology to overcome the problem of spectrum scarcity
and underutilization. The vital requirement of Cognitive Radio Networks is quick route …

The scarcity of free spectrum compels us to look for alternatives for ever increasing wireless
applications. Cognitive Radios (CR) is one such alternative that can solve this problem. The …

Cognitive Radio (CR) technology provides promising and a new solution to improve the
spectrum utilization. In recent years, cognitive radio technology (CR) has been proposed to …

(CR) has emerged as one of the most promising technology to overcome the inefficient
spectrum utilization problem. The basic intention behind CR is to opportunistically allow …