With the development of the Internet of Things (IoT), more and more devices are connected
in edge-cloud environment, and spectrum scarcity has become a major bottleneck for the …

The security energy efficiency (SEE) is investigated in a two way-full duplex (TW-FD) relay
assisted cognitive radio non-orthogonal multiple access (CR-NOMA) networks. In order to …

Cognitive radio (CR), non-orthogonal multiple access (NOMA), and full-duplex (FD)
communications have been considered key technologies for providing spectrum utilization …

Cognitive radio (CR) and non-orthogonal multiple access (NOMA) have been deemed two
promising technologies due to their potential to achieve a high spectral efficiency and …

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 order to efficiently compute the primary data and support the secondary quality-of-service
(QoS) requirement, we propose a cooperative hybrid non-orthogonal multiple access …

Cooperative communication that integrates cognitive radio and non-orthogonal multiple
access is recognized as an emerging technology for fifth-generation and beyond wireless …

Relay assisted transmission can effectively improve the range of coverage and offloading
efficiency of non-orthogonal multiple access-mobile edge computing (NOMA-MEC) system …

Cognitive radio (CR) and non-orthogonal multiple access (NOMA) are two promising
technologies in the next generation wireless communication systems. The security of a …

The implementation of advanced communication technologies such as nonorthogonal
multiple access technologies (NOMA) and cognitive radio (CR) technology in the Internet of …