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 …

A survey on channel estimation and practical passive beamforming design for intelligent reflecting surface aided wireless communications

B Zheng, C You, W Mei, R Zhang - … Communications Surveys & …, 2022 - ieeexplore.ieee.org
Intelligent reflecting surface (IRS) has emerged as a key enabling technology to realize
smart and reconfigurable radio environment for wireless communications, by digitally …

Edge artificial intelligence for 6G: Vision, enabling technologies, and applications

KB Letaief, Y Shi, J Lu, J Lu - IEEE Journal on Selected Areas …, 2021 - ieeexplore.ieee.org
The thriving of artificial intelligence (AI) applications is driving the further evolution of
wireless networks. It has been envisioned that 6G will be transformative and will …

Simultaneously transmitting and reflecting (STAR) RIS aided wireless communications

X Mu, Y Liu, L Guo, J Lin… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
The novel concept of simultaneously transmitting and reflecting (STAR) reconfigurable
intelligent surfaces (RISs) is investigated, where the incident wireless signal is divided into …

RIS-aided wireless communications: Prototyping, adaptive beamforming, and indoor/outdoor field trials

X Pei, H Yin, L Tan, L Cao, Z Li, K Wang… - IEEE Transactions …, 2021 - ieeexplore.ieee.org
The prospects of using a Reconfigurable Intelligent Surface (RIS) to aid wireless
communication systems have recently received much attention from academia and industry …

Intelligent reflecting surface-aided wireless communications: A tutorial

Q Wu, S Zhang, B Zheng, C You… - IEEE transactions on …, 2021 - ieeexplore.ieee.org
Intelligent reflecting surface (IRS) is an enabling technology to engineer the radio signal
propagation in wireless networks. By smartly tuning the signal reflection via a large number …

Joint transmit waveform and passive beamforming design for RIS-aided DFRC systems

R Liu, M Li, Y Liu, Q Wu, Q Liu - IEEE Journal of Selected …, 2022 - ieeexplore.ieee.org
Reconfigurable intelligent surface (RIS) is a promising technology for 6 G networks owing to
its superior ability to enhance the capacity and coverage of wireless communications by …

Robust and secure wireless communications via intelligent reflecting surfaces

X Yu, D Xu, Y Sun, DWK Ng… - IEEE Journal on Selected …, 2020 - ieeexplore.ieee.org
In this paper, intelligent reflecting surfaces (IRSs) are employed to enhance the physical
layer security in a challenging radio environment. In particular, a multi-antenna access point …

Prospective multiple antenna technologies for beyond 5G

J Zhang, E Björnson, M Matthaiou… - IEEE Journal on …, 2020 - ieeexplore.ieee.org
Multiple antenna technologies have attracted much research interest for several decades
and have gradually made their way into mainstream communication systems. Two main …

Robust max-min energy efficiency for RIS-aided HetNets with distortion noises

Y Xu, H Xie, Q Wu, C Huang… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
The energy efficiency (EE) of femtocells is always limited by the surrounding radio
environments in heterogeneous networks (HetNets), such as walls and obstacles. In this …