In this paper, we investigate the outage probabilities of secondary destination nodes in
cognitive radio non-orthogonal multiple access (CR-NOMA) systems with imperfect …

In this letter, a decode-and-forward cooperative underlay cognitive radio (CR) non-
orthogonal multiple access (NOMA) network is studied. Exact closed-form expressions for …

This paper studies the application of non-orthogonal multiple access (NOMA) technology
and relay selection technology in cognitive radio (CR) networks. A downlink cooperative …

In this paper, we study the outage probability (OP) of the cooperative underlay cognitive
radio (CR) networks consisted of a secondary relay node and K non-orthogonal multiple …

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

The non-orthogonal multiple access (NOMA) technology combined with cognitive networks,
can significantly improve the performance of the system. In this paper, we study the two …

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

This paper investigates the joint relay and antenna selection strategy for amplify-and-
forward (AF) cognitive radio-inspired non-orthogonal multiple access (CR-NOMA) systems …

In this paper, the performance of overlay cognitive radio (CR) in secondary networks as
utilizing non-orthogonal multiple access (NOMA) is examined. We consider transmission …

Non-orthogonal multiple access (NOMA) is recognized as a competing technology to
address the challenges of 5th generation (5G) future wireless networks. In this context …