Cognitive radio networks are an innovative technology that focuses on the radical shift in
both radio and networking technologies that ensemble with the potential to provide major …

The wireless communication sector has certainly been one of the fastest developing sectors
of the communications industry in recent years due to the fact that wireless applications have …

The investigation in this chapter presents various techniques and methods of progress in the
area of cognitive network cooperative spectrum handovers. CR handovers are represented …

Cognitive communication model perform the investigation and surveillance of spectrum in
cognitive radio networks abetment in advertent primary users (PUs) and in turn help in …

Cognitive radio systems necessitate the incorporation of cooperative spectrum sensing
among cognitive users to increase the reliability of detection. We have found that …

Cognitive radio networks can facilitate seamless mobility to users considering their effective
use of the dynamic spectrum access. This is performed by proactive/reactive adaptation of …

The radio spectrum is witnessing a major paradigm shift from fixed spectrum assignment
policy to the dynamic spectrum access, which will completely change the way radio …

In designing cognitive radio systems, one of the most critical issues is handling the channel
handover process (CHP). The CHP consists of spectrum sensing, spectrum decision …

Increase in number of commodity devices using network connection raised the spectrum
demand largely. The present static spectrum allocation policy gave birth to the so called …

Spectrum decision is the capability of Secondary Users to choose the best accessible
spectrum band to satisfy a user's Quality of Service (QoS) requirements. Spectrum decision …