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 surface-aided wireless communications: An overview

MZ Siddiqi, T Mir - Intelligent and Converged Networks, 2022 - ieeexplore.ieee.org
The reconfigurable intelligent surface (RIS) is an emerging technology, which will hopefully
bring a new revolution in wireless communications. The RIS technology can be deployed in …

Multiple RISs assisted cell-free networks with two-timescale CSI: Performance analysis and system design

X Gan, C Zhong, C Huang, Z Yang… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Reconfigurable intelligent surface (RIS) can be employed in a cell-free system to create
favorable propagation conditions from base stations (BSs) to users via configurable …

OTFS-aided RIS-assisted SAGIN systems outperform their OFDM counterparts in doubly selective high-Doppler scenarios

C Xu, L ** and experimental results
M Ouyang, F Gao, Y Wang, S Zhang… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
In this paper, we propose a novel computer vision-based approach to aid reconfigurable
intelligent surface (RIS) for dynamic beam tracking and implement the corresponding …

Reconfigurable intelligent surfaces and capacity optimization: A large system analysis

AL Moustakas, GC Alexandropoulos… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Reconfigurable Intelligent Surfaces (RISs) have been recently proposed as an enabling
technology for programmable wireless environments. In this paper, we present asymptotic …

RIS-assisted wireless communications: Long-term versus short-term phase shift designs

T Van Chien, LT Tu, W Khalid, H Yu… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
Reconfigurable intelligent surface (RIS) has recently gained significant interest as an
emerging technology for future wireless networks thanks to its potential for improving the …

Cooperative multi-satellite and multi-RIS beamforming: Enhancing LEO SatCom and mitigating LEO-GEO intersystem interference

Z Zheng, W **g, Z Lu, Q Wu, H Zhang… - IEEE Journal on …, 2024 - ieeexplore.ieee.org
Satellite communication (SatCom) is regarded as a key enabler for bridging connectivity and
capacity gaps in sixth-generation (6G) networks. However, the proliferation of Low Earth …

Energy efficiency optimization of IRS-assisted UAV networks based on statistical channels

C Zhao, X Pang, W Lu, Y Chen, N Zhao… - IEEE Wireless …, 2023 - ieeexplore.ieee.org
In this letter, intelligent reflecting surface (IRS) is adopted to assist unmanned aerial vehicle
(UAV) to achieve energy-efficient transmission. Specifically, the energy efficiency is …