… underlay cognitive radio network (CRN) in the presence of a powerful interferer called a primary
… , we investigate the secrecy performance of the proposed network in the Rayleigh fading …

… ABSTRACT In this paper, we investigate the secrecy performance of a Cooperative Cognitive
Radio Network (CCRN) in the presence of an eavesdropper (EAV). The secondary users (…

… Cognitive radio networks (CRNs) have been widely considered as an effective approach
to solve the problems of low spectrum utilization for next generation of wireless networks [1]. …

… secrecy performance in underlay cognitive radio networks with full-duplex wireless-powered
secondary system… By considering that the destination node in the secondary system …

… The occurrence probabilities of the secrecy intercept event of primary system are … the primary
system, this work has proposed a transmission protocol in underlay cognitive radio network, …

… of primary network and co-channel interference on the secrecy outage probability and
strictly positive secrecy capacity of an underlay cognitive decode-and-forward relay network in …

… Kabiri, “On non-zero secrecy capacity and outage probability of cognitive radio … Shin, “Secrecy
capacity of the primary system in a cognitive radio network,” IEEE Trans. Veh. Technol., vol…

… the dual hop communication secrecy rates under primary network constraints. For Rayleigh
… the secondary system outage and secrecy rate. Furthermore, based on the network topology…

… transmit power limit for CRNs [20] and cognitive relay networks [21], where only a single ED
… cognitive radio communications with multiple EDs. Specifically, we make the following major …

… In this paper, we consider a CR network in which both the SU and the PU are facing security
… We aim to maximise the SU ergodic secrecy rate under the PU secrecy outage constraint by …