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20192025
most citedAn Overview of Signal Processing Techniques for RIS/IRS-aided Wireless Systems

792 citations · 2.1k across the 24 of their papers we have counts for

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Showing 2022Show all

5 papers · 1 filter

eess.SP2022★ 2 cited

A Framework for Mutual Information-based MIMO Integrated Sensing and Communication Beamforming Design

Jin Li, Gui Zhou, Tantao Gong +1

Integrated sensing and communication (ISAC) unifies sensing and communication, and improves the efficiency of the spectrum, energy, and hardware. In this work, we investigate the I…

eess.SP2022

Error Propagation and Overhead Reduced Channel Estimation for RIS-Aided Multi-User mmWave Systems

Zhendong Peng, Cunhua Pan, Gui Zhou +1

In this paper, we propose a novel two-stage based uplink channel estimation strategy with reduced pilot overhead and error propagation for a reconfigurable intelligent surface (RIS…

cs.IT2022★ 7 cited

MSE-Based Transceiver Designs for RIS-Aided Communications With Hardware Impairments

Jingwen Zhao, Ming Chen, Cunhua Pan +3

It is challenging to precisely configure the phase shifts of the reflecting elements at the reconfigurable intelligent surface (RIS) due to inherent hardware impairments (HIs). In…

eess.SP2022★ 3 cited

Channel Estimation for RIS-Aided Multi-User mmWave Systems with Uniform Planar Arrays

Zhendong Peng, Gui Zhou, Cunhua Pan +4

In this paper, we adopt a three-stage based uplink channel estimation protocol with reduced pilot overhead for an reconfigurable intelligent surface (RIS)-aided multi-user (MU) mil…

cs.IT2022

Robust Transmission Design for RIS-assisted Secure Multiuser Communication Systems in the Presence of Hardware Impairments

Zhangjie Peng, Ruisong Weng, Cunhua Pan +3

This paper investigates reconfigurable intelligent surface (RIS)-assisted secure multiuser communication systems subject to hardware impairments (HIs). We jointly optimize the beam…