Cognitive radio (CR) is being considered as a vital technology to provide solution to
spectrum scarcity in next generation network, by efficiently utilizing the vacant spectrum of …

Cooperative spectrum sensing is a promising technology of overcoming the inherent nature
of wireless communications to solve the spectrum shortage and underutilization problem …

Cognitive radio (CR) technology allows secondary users (SUs) to opportunistically access
the licensed spectrum being authorized by the primary users (PUs) and then improves the …

Cooperative spectrum sensing (CSS) has the ability to accurately identify the activities of the
primary users (PUs). As the secondary users'(SUs) sensing performance is disturbed in the …

The secondary users (SUs) in cognitive radio networks (CRNs) can obtain reliable spectrum
sensing information of the primary user (PU) channel using cooperative spectrum sensing …

Abstract In Cognitive Radio Network, access to the vacant spectrum holes in the licensed
Primary User (PU) channel is allowed to the Secondary Users. In order to use the PU …

Cooperative spectrum sensing is one of the key technologies to accurately detect the
primary user (PU) activity in cognitive radio networks (CRNs). However, collaboration …

Cognitive radio is proposed to solve the interference and underutilized license problems.
With the development of the cognitive functionalities, classical and new security threats …

Cooperative spectrum sensing (CSS) has emerged as a key solution to effectively improve
the sensing accuracy in cognitive radio networks (CRNs). But it can be threatened by …

Achieving higher accuracy of spectrum sensing (SS) becomes a challenge in cognitive radio
adhoc network (CRAN) due to presence of varied power levels, interference, multipath …