This paper explores the evolution of wireless communication networks from utilizing the sub-
6 GHz spectrum and the millimeter wave frequency band to incorporating extremely high …

A graph-theoretic framework is proposed to efficiently solve the sum rate maximization
problems for non-orthogonal multiple-access (NOMA) aided distributed millimeter-wave …

The extensive utilization of wireless services, coupled with the exponential surge in data
traffic, has triggered substantial energy consumption. Thereby, growing attentions have …

Abstract Ultra-Reliable Low Latency Communication (URLLC) is mostly used for core
services in the fifth generation (5G) and beyond cellular networks. Due to the conflicting …

Heterogeneous networks (HetNets) based on multicarrier non-orthogonal multiple access
(MC-NOMA) by allowing several users to share the same spectrum can effectively enhance …

Abstract The Internet of Everything (IoE) enables the smart environment to monitor multiple
geographically distributed IoE nodes. There has been an enormous increase in information …

The Non-Orthogonal Multiple Access (NOMA) and Reconfigurable Intelligent Surface (RIS)
technologies enhance spectral efficiency by permitting multiple users to share similar …

In the contemporary era, considerable attention has been directed towards exploring cell-
free massive multiple-input multiple-output (CF-M-MIMO) systems. This novel network …

The selection of beam relies as a major conflict in wireless communication systems. The
beam selection has been widely utilized in millimeter wave bands which helps to mitigate …

Multiple input multiple outputs-Nonorthogonal multiple access (MIMO-NOMA), presenting a
potential technology to improve system performance and energy efficiency. Nevertheless …