Non-orthogonal multiple access (NOMA) has been recognized as a potential solution for
enhancing the throughput of next-generation wireless communications. NOMA is a potential …

The main goal of the cognitive radio network (CRN) is to provide high throughput and
ubiquitous data access, but now it is focusing on energy-efficient green CRN. The energy …

Cognitive Radio (CR) networks are envisioned as a key empowering technology of the fifth-
generation (5G) wireless communication networks, which solves the major issues of 5G, like …

The deployment of Secondary Networks (SNs) gives an energy and cost-saving outcome for
service providers. The existing research on SNs is gleaned from capacity enhancement …

Cognitive radio network (CRNs) with energy harvesting approach to identify unused
spectrum bands and utilize them opportunistically is observed as an evolving technology to …

This paper explores how to manage resources in a two-tier, diverse cognitive radio network
using a sophisticated technique called non-orthogonal multiple access. In this setup …

Cognitive radio (CR) is a candidate for opportunistic spectrum implementation in wireless
communications, allowing secondary users (SUs) to share the spectrum with primary users …

Facing the ever-increasing deployment of Machine Type Devices (MTDs) and the ubiquity of
Internet of things (IoT), the future sixth generation (6G) of wireless communication systems …

Non-orthogonal multiple access (NOMA) system is one of the assuring solutions for the
upcoming wireless communication systems for achieving better spectral efficiency. The …

In a remote framework, the densely allotted radio range is not effectively utilized by an
authorized primary user, which limits a secondary user to avoid disturbance to a primary …