This article investigates the performance of reconfigurable intelligent surface assisted two-
way non-orthogonal multiple access (RIS-TW-NOMA) networks, where a pair of users …

In this article, an unmanned aerial vehicle (UAV)-aided non-orthogonal multiple access
(NOMA) network along with uplink (UL) and downlink (DL) transmissions is investigated. A …

To improve the utilization of spectrum and system capacity, non-orthogonal multiple access
(NOMA) is considered as a promising multiple access method for emerging communication …

The bit error rate (BER) analysis has been recognized as an effective approach to
investigate the problems in non-orthogonal multiple access (NOMA) systems, such as inter …

The Reconfigurable Intelligent Surface (RIS) is seen as one of the most prospective
technologies for next-generation networks. RIS can form virtual line-of-sight (LoS) link during …

Hybrid satellite-terrestrial networks (HSTNs) are considered to be a promising solution in
dealing with coverage and mobility challenges encountered in 5 th generation (5G) …

In this paper, we investigate a two-way unmanned aerial vehicle (UAV)-aided system, where
two sources communicate with each other with the aid of an UAV relay. Two downlink …

随着车联网(IoV) 的迅猛发展, 请求进行任务卸载的汽车终端用户也逐渐增长,
而基于移动边缘计算(MEC) 的通信网络能够有效地解决任务卸载在上行传输时延较高的挑战 …

Spectrum efficiency is a critical performance metric in wireless communications due to an
increasing demand for radio spectrum to support high data rate applications. Direct …

This paper studies physical layer security for two-way relay non-orthogonal multiple access
systems. Specifically, by employing a decode-and-forward relay and considering both the …