Cognitive radio technology has been proposed as a solution to problem of spectrum scarcity
which aims to improve the spectrum resource utilization. Furthermore, cognitive radio ad hoc …

Cognitive radio (CR) is a promising technology that enables opportunistic using of the
unused spectrum to alleviate the spectrum scarcity problem. However, as the interference to …

It has been more than a decade since the proposal of Cognitive Radio paradigm. Recently,
several researchers have started to work in the area of cognitive radio routing. In this paper …

In CRAHNs (Cognitive Radio Ad Hoc Networks), cognitive users coexist with primary users
who have priority in accessing a set of licensed bands. Cognitive users can use those bands …

Cognitive Radio (CR) presents a new approach to wireless spectrum utilization. A big
number of Routing Protocols for Cognitive Radio Ad Hoc Networks (CRAHNs) have been …

Cognitive Radio Networks (CRNs) increase spectrum utilization by opportunistically sharing
licensed spectrum with cognitive capable devices. There are many routing algorithms …

Cognitive radio technology can be used to solve the problems of limited available spectrum
and inefficient spectrum usage by adaptively changing transmission parameters. By utilizing …

Cognitive radio ad hoc networks (CRAHNs) are multi-hop, dynamic and self-configurable
networks, which can communicate without any infrastructure support. Most of the research in …

Cognitive radio (CR) technology is introduced to solve the problem of spectrum under-
utilization in wireless networks by opportunistically exploiting portions of the spectrum …

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 …