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 …

With the growing spectrum demand over the last decade, the use of cognitive radio networks
(CRN) has provided a viable solution to spectrum scarcity problem. These networks …

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 networks represent a new class of wireless networks where the channels
are not permanently available, depending on the traffic activity of licensed users who have …

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 Network (CRN) has turn up to solve the issue of spectrum congestion
occurred due to the wide spread usage of wireless applications for 6G based Internet of …

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

Cognitive radio networks (CRNs) are group of nodes prepared through cognitive radios
which can improve the performance automatically via changing its behavior to adapt to the …

Cognitive Radio Ad-Hoc Network (CRAHN) is an emerging class of mobile ad hoc networks
that provides each network node with a list of available channels. It is expected that the …

Abstract Routing in Cognitive Radio Ad Hoc Network (CRAHN) is a challenging task due to
limited spectrum availability. To overcome this problem several researchers have proposed …