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 …

Intelligent surfaces empowered wireless network: Recent advances and the road to 6G

Q Wu, B Zheng, C You, L Zhu, K Shen… - Proceedings of the …, 2024 - ieeexplore.ieee.org
Intelligent surfaces (ISs) have emerged as a key technology to empower a wide range of
appealing applications for wireless networks, due to their low cost, high energy efficiency …

IRS-aided wireless relaying: Deployment strategy and capacity scaling

Z Kang, C You, R Zhang - IEEE Wireless Communications …, 2021 - ieeexplore.ieee.org
In this letter, we consider an intelligent reflecting surface (IRS)-aided wireless relaying
system, where a decode-and-forward relay (R) is employed to forward data from a source …

Multi-IRS-aided millimeter-wave multi-user MISO systems for power minimization using generalized benders decomposition

H Huang, Y Zhang, H Zhang, Z Zhao… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
Difficulties in controlling IRSs to form the optimized passive beamforming have rarely been
considered in intelligent reflecting surface (IRS)-aided systems, which are summarized as …

Deployment optimization of reconfigurable intelligent surface for relay systems

Q Bie, Y Liu, Y Wang, X Zhao… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
To harness the benefits of both relay and reconfigurable intelligent surface (RIS), we
consider in this paper an RIS-aided wireless relaying system, in which a decode-and …

[HTML][HTML] A survey on reinforcement learning for reconfigurable intelligent surfaces in wireless communications

AA Puspitasari, BM Lee - Sensors, 2023 - mdpi.com
A reconfigurable intelligent surface (RIS) is a development of conventional relay technology
that can send a signal by reflecting the signal received from a transmitter to a receiver …

Hybrid relay and reconfigurable intelligent surface assisted multiuser MISO systems

TY Kan, RY Chang, FT Chien… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Reconfigurable intelligent surfaces (RISs) are viewed as key enablers for next-generation
wireless communications. This paper investigates a multiuser downlink multiple-input single …

Reconfigurable intelligent surfaces-enhanced uplink user-centric networks on energy efficiency optimization

C Zhang, H Lu, CW Chen - IEEE Transactions on Wireless …, 2023 - ieeexplore.ieee.org
User-centric network (UCN) has been considered as a promising technology to improve the
throughput of users, especially users at the cell edge, where each user is connected to and …

Double-RIS communication with DF relaying for coverage extension: Is one relay enough?

Z Abdullah, S Kisseleff, K Ntontin… - ICC 2022-IEEE …, 2022 - ieeexplore.ieee.org
In this work, we investigate the decode-and-forward (DF) relay-aided double reconfigurable
intelligent surface (RIS)-assisted networks, where the signal is subject to reflections from two …

[HTML][HTML] Joint beamforming and phase shifts design for RIS-aided multi-user full-duplex systems in smart cities

K Pan, B Zhou, W Zhang, C Ju - Sensors, 2023 - mdpi.com
Full-duplex (FD) and reconfigurable intelligent surface (RIS) are potential technologies for
achieving wireless communication effectively. Therefore, in theory, the RIS-aided FD system …