An overview of signal processing techniques for RIS/IRS-aided wireless systems

C Pan, G Zhou, K Zhi, S Hong, T Wu… - IEEE Journal of …, 2022 - ieeexplore.ieee.org
In the past as well as present wireless communication systems, the wireless propagation
environment is regarded as an uncontrollable black box that impairs the received signal …

Reconfigurable intelligent surfaces: Principles and opportunities

Y Liu, X Liu, X Mu, T Hou, J Xu… - … surveys & tutorials, 2021 - ieeexplore.ieee.org
Reconfigurable intelligent surfaces (RISs), also known as intelligent reflecting surfaces
(IRSs), or large intelligent surfaces (LISs), 1 have received significant attention for their …

Refracting RIS-aided hybrid satellite-terrestrial relay networks: Joint beamforming design and optimization

Z Lin, H Niu, K An, Y Wang, G Zheng… - … on Aerospace and …, 2022 - ieeexplore.ieee.org
Reconfigurable intelligent surface (RIS) has been viewed as a promising solution in
constructing reconfigurable radio environment of the propagation channel and boosting the …

Evolution of NOMA toward next generation multiple access (NGMA) for 6G

Y Liu, S Zhang, X Mu, Z Ding, R Schober… - IEEE Journal on …, 2022 - ieeexplore.ieee.org
Due to the explosive growth in the number of wireless devices and diverse wireless
services, such as virtual/augmented reality and Internet-of-Everything, next generation …

Smart radio environments empowered by reconfigurable intelligent surfaces: How it works, state of research, and the road ahead

M Di Renzo, A Zappone, M Debbah… - IEEE journal on …, 2020 - ieeexplore.ieee.org
Reconfigurable intelligent surfaces (RISs) are an emerging transmission technology for
application to wireless communications. RISs can be realized in different ways, which …

RIS-assisted visible light communication systems: A tutorial

S Aboagye, AR Ndjiongue… - … Surveys & Tutorials, 2022 - ieeexplore.ieee.org
Recent intensive and extensive development of the fifth-generation (5G) of cellular networks
has led to their deployment throughout much of the world. As part of this implementation …

Energy-efficient design of IRS-NOMA networks

F Fang, Y Xu, QV Pham, Z Ding - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
Combining intelligent reflecting surface (IRS) and non-orthogonal multiple access (NOMA) is
an effective solution to enhance communication coverage and energy efficiency. In this …

Exploiting benefits of IRS in wireless powered NOMA networks

X Li, Z Xie, Z Chu, VG Menon… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
We consider an intelligent reflecting surface (IRS) wireless-powered NOMA Internet-of-
Things (IoT) network, where multiple NOMA IoT devices can communicate with access point …

A state-of-the-art survey on reconfigurable intelligent surface-assisted non-orthogonal multiple access networks

Z Ding, L Lv, F Fang, OA Dobre… - Proceedings of the …, 2022 - ieeexplore.ieee.org
Reconfigurable intelligent surfaces (RISs) and nonorthogonal multiple access (NOMA) have
been recognized as key enabling techniques for the envisioned sixth generation (6G) of …

A systematic review on NOMA variants for 5G and beyond

I Budhiraja, N Kumar, S Tyagi, S Tanwar, Z Han… - IEEE …, 2021 - ieeexplore.ieee.org
Over the last few years, interference has been a major hurdle for successfully implementing
various end-user applications in the fifth-generation (5G) of wireless networks. During this …