The demand of real-time wireless communication is increasing drastically where users
demand for better Quality of Service (QoS) for various applications. Recently, the cognitive …

Cognitive radio (CR) technology can be used as a key technology for wireless
communication to integrate heterogeneous networks, increasing channel capacity and …

This paper presents the secrecy performance of Cognitive Radio (CR) networks by enabling
non-orthogonal multiple access (NOMA) in downlink. The multiple-input and single output …

An underlay cognitive radio network (CRN) with non-orthogonal multiple access (NOMA) is
a promising multiple access scheme to solve the problem of scarce spectrum. This novel …

Cognitive radio (CR) and non-orthogonal multiple access (NOMA) can be regarded as two
promising technologies which bestows with tremendous possible solutions for the next …

The combination of Cognitive Radio with Nonorthogonal Multiple Access (CR-NOMA) has
enormous potential interest to improve spectral efficiency and increase system capacity in …

In the uplink cognitive radio-inspired nonorthogonal multiple access (CR-NOMA) systems,
the successive interference cancellation (SIC), and power control (PC) schemes were …

Cognitive radio (CR) and non-orthogonal multiple access (NOMA) are two technologies
witnessed to offer tremendous possibilities for the next generation wireless networks to …

This paper investigates physical layer security (PLS) in nonorthogonal multiple access-
enabled (NOMA-enabled) cognitive radio networks (CRNs). Considering an existing …

This letter studies the secure transmission issue of non-orthogonal multiple access (NOMA)
based cognitive radio networks (CRNs) with imperfect channel state information (CSI) …