Abstract Cognitive Radio Networks (CRNs) have been obtained a significant focusing due to
the ability of this technology to dissolve the issues of spectrum overcrowding and …

Cognitive Radio is an emerging technology in wireless access which focuses on dynamic
and efficient spectrum management. Cognitive Radio Networks (CRN) help solve the issue …

Cognitive Radio is a new evolving wireless access technology that emphasizes on effective
spectrum utilization. It aids in resolving numerous problems that have arisen as a result of …

Due to the increasing demand for new wireless services and applications as well as the
increasing number of wireless users, the available spectrum is becoming increasingly …

Recent advancements in wireless communication are creating a spectrum shortage problem
on a daily basis. Recently, Cognitive Radio (CR), a novel technology, has attempted to …

Cognitive Radio (CR) enables unlicensed or Secondary Users (SUs) to operate in
underutilized spectrum (or white spaces) owned by licensed or Primary Users (PUs) …

To address the ever-increasing demand for wireless bandwidth, cognitive radio networks
(CRNs) have been proposed to improve the efficiency of channel utilization. CRN permits …

The fifth-generation (5G) communications and beyond are expected to serve a huge number
of devices and services. However, due to the fixed spectrum allocation policies, the need for …

Cognitive Radio (CR) is a technology that promises to solve the spectrum shortage problem
by allowing secondary users to coexist with primary user without causing any interference to …

In advanced radio communication systems, most of the radio spectrum remains
underutilized. To fully utilize the radio spectrum, an efficient allocation of the scarce and …