In this paper, the power allocation of Nonorthogonal multiple access (NOMA) for secondary
users (SU) in a Cognitive Mobile Radio Network (CMRN) is studied. In the proposed …

This paper investigates outage and throughput performance of non-orthogonal multiple
access (NOMA) based underlay cognitive radio (ie, CR-NOMA) network under partial relay …

In this paper, we propose simultaneous transmitting and reflecting reconfigurable intelligent
surface (STAR-RIS) assisted non-orthogonal multiple access (NOMA) networks. The …

Non-orthogonal multiple access (NOMA) technique can potentially increase spectral
efficiency and improve the network capacity of wireless networks. Ergodic secrecy capacity …

The massive connectivity requirement and security issues have become major factors
restricting the further development of the Internet of Things. Nonorthogonal multiple access …

In conventional cognitive radio (CR), the users in secondary network (SN) can only access
the idle spectrum when users in primary network (PN) are absent. This novel strategy …

The reconfigurable intelligent surface (RIS) aided non-orthogonal multiple access (NOMA)
network is applied to improve spectral efficiency and energy efficiency of wireless systems …

Non-orthogonal multiple access (NOMA)-based cognitive radio (CR) networks have recently
emerged as a promising solution to enhance the spectral efficiency and massive …

In this study, the performance of non-orthogonal multiple access systems (NOMA) in relay
assisted cognitive radio (CR) networks is investigated. Mathematical inferences in the …

In this paper, a down-link non-orthogonal multiple access (NOMA) system with imperfect
successive interference cancellation (SIC) using Energy-Harvesting untrusted relays is …