… of non-orthogonal multiple access (NOMA) based underlay cognitive radio (ie, CR-NOMA)
network under partial relay selection (PRS) scheme. Here NOMA is used in the secondary …

… Nonetheless, selecting the right NOMA SUs to communicate with … Zhang, ‘‘Performance
analysis of overlay cognitive NOMA … spectrum sharing for cognitive adhoc networks usingGenetic …

… NOMA downlink transmission in an underlaying cognitive radio network. The worst-case
achievable rate for the NOMA… have the same transmission rate, we select the SU with the largest …

… scheme, in the rest of this paper we focus on a single selected pair of users. We assume
that the internal sector SU-Rn can be capable of cancelling the interference of the external …

… the full use of limited spectrum resources. In this article, a nonorthogonal multiple access (NOMA)-based
hybrid spectrum access scheme is proposed for 6G-enabled cognitive IoT (CIoT…

… : 1) 10 users with the highest rates are selected as initial clus… , 2) 10 users with the lowest
rates are selected as initial cluster … 3) The initial cluster members are selected randomly and the …

… user and security-required user are selected to perform … For cognitive relay NOMA networks,
we propose a novel … primary user can be strictly maintained, and the successful of SIC at the …

… -based network can serve multiple users on the same resource … NOMA (PD-NOMA), which
is the interest of this article, users … The BS has to select PTj, whose channel parameters (fp,gp, …

Energy Efficiency (EE) is a significant problem for Cognitive Radio (CR) network. Recently,
more interest has focused on EE optimization problem in wireless-powered communication. …

… cognitive NOMA system with imperfect successive interference cancellation (SIC). The outage
probability of primary user and secondary user are … Moreover, the overlay cognitive NOMA …