… topology, and has become an important class in the cognitive radio networks [30]. This
dynamic cooperation structure implicitly provides more opportunities for the eavesdropper to …

… radio network with multiple secondary pairs. Moreover we consider the important concept of
energy efficiency (EE) for the performance of the cognitive radio network … theoretic secrecy …

… Abstract—In this paper, we present a comprehensive secrecy performance analysis of …
limited information source with multiple antennas harvests the radio frequency (RF) energy from a …

… The proposed system model can be applied to the application scenarios such as countersurveillance
against the illegal amateur drones monitoring on ground radio communications …

… secrecy performance by properly setting the predetermined access threshold and the radius
of detection region for the secrecy … can share the radio spectrum of the PUs. Based on the …

… Herein, we consider an underlay cognitive radio network (CRN) where mobile secondary …
primary network, and for both methods, exact and asymptotic expressions of secrecy outage …

… throughput (ST) are derived by using the sector eavesdropper-exclusion zone, and the
reliability and secrecy performance of the secondary networks are measured by different system …

… In this context, we study a network consisting of a base station (BS), a near user and a far …
We investigate the secrecy performance of the network by characterizing the secrecy outage …

… In research of [14], the performance of a secondary network is determined in the system
model which is enabled by a cognitive radio network with a NOMA scheme (namely CR-NOMA …

… in their considered networks. It is also noted that the secrecy performance of their design …
eavesdroppers existed, as this would cause more secrecy degradation. In this paper, we follow …