In a conventional cognitive radio (CR) network, only when the primary user's (PU) frequency
bands are sensed to be free, secondary users (SUs) can utilize these frequency band …

The capability of Non-Orthogonal Multiple Access (NOMA) for minimizing interference at the
receiver using successive interference cancellation (SIC) makes it as a promising solution …

Energy Efficiency (EE) is a significant problem for Cognitive Radio (CR) network. Recently,
more interest has focused on EE optimization problem in wireless-powered communication …

The orthogonal frequency division multiplexing (OFDM) and the non-orthogonal multiple
access (NOMA) scheme are presented as promising techniques to meet the requirement of …

In order to enhance the capacity and extend the lifetime of nodes for green Internet of Things
(IoT), the non-orthogonal multiple access (NOMA) is applied to cognitive orthogonal …

This article investigates the outage performance of incremental relaying based energy
harvesting non‐orthogonal multiple access (IR‐EH‐NOMA) system. Firstly, we describe the …

High-efficiency utilization of resources has always been the major concern and design
objective in the Internet of Things (IoT). In this paper, an orthogonal frequency division …

Machine-to-Machine (M2M) communications will be experiencing multifarious challenges
and complexities in the future standardization of 5G cellular networks. This paper proposes …

Machine-to-Machine (M2M) communications have now become a highly promising affiliate
of the future fifth generation (5G) cellular networks. This paper proposes a novel architecture …

Technology has dramatically advanced in the modern era, and wireless communications are
now essential. The non-orthogonal multiple access (NOMA) system can be used with the …