High spectral and energy efficiencies are vital for the implementation of smart cities. To this
end, this article investigates the performance of an amplify-and-forward (AF) relay-aided …

This paper investigates the performance of an underlay cognitive hybrid satellite-terrestrial
network comprising a primary satellite source with its multiple terrestrial primary receivers …

Reconfigurable intelligent surface (RIS) has been regarded as a promising technology since
it has ability to create the favorable channel conditions. This paper investigates the secure …

This article proposes a novel non-orthogonal multiple access (NOMA) assisted cooperative
spectrum-sharing network, in which one of the full-duplex (FD) secondary transmitters (STs) …

Energy harvesting with cognitive radio and nonorthogonal multiple access (NOMA)
techniques offer a promising solution to enhance the spectral and energy efficiency in …

This paper investigates the impact of physical layer secrecy on the performance of a unified
non-orthogonal multiple access (NOMA) framework, where both external and internal …

The concept of integrating cooperative communication in non-orthogonal multiple access
(NOMA) based networks (also known as cooperative NOMA) is inspired by the need to …

This paper investigates the outage and throughput performance of full-duplex (FD)
cooperative relaying (CR) based non-orthogonal multiple access system (NOMA) with …

We propose a novel non-orthogonal multiple access (NOMA)-inspired jamming and relaying
scheme to enhance the physical layer security of untrusted relay networks. Particularly …

In this letter, we investigate the outage probability (OP) and ergodic capacity of the downlink
hybrid satellite terrestrial relay networks (HSTRNs) with a cooperative non-orthogonal …