output
20032026
most citedStrong Photoluminescence Enhancement of MoS2 through Defect Engineering and Oxygen Bonding

1.2k citations

Showing 2022 · cs.ITShow all

9 papers · 2 filters

cs.IT2022★ 2 cited

Wireless Communication Using Metal Reflectors: Reflection Modelling and Experimental Verification

Zhi Yu, Chao Feng, Yong Zeng +2

Wireless communication using fully passive metal reflectors is a promising technique for coverage expansion, signal enhancement, rank improvement and blind-zone compensation, thank…

cs.IT2022★ 48 cited

Secure Outage Analysis of RIS-Assisted Communications with Discrete Phase Control

Wei Shi, Jindan Xu, Wei Xu +2

This correspondence investigates a reconfigurable intelligent surface (RIS)-assisted wireless communication system with security threats. The RIS is deployed to enhance the secrecy…

cs.IT2022★ 18 cited

Energy Efficient Train-Ground mmWave Mobile Relay System for High Speed Railways

Lei Wang, Bo Ai, Yong Niu +4

The rapid development of high-speed railways (HSRs) puts forward high requirements on the corresponding communication system. Millimeter wave (mmWave) can be a promising solution d…

cs.IT2022★ 30 cited

Performance Analysis and Optimization for RIS-Assisted Multi-User Massive MIMO Systems with Imperfect Hardware

Zhangjie Peng, Xianzhe Chen, Cunhua Pan +2

The paper studies a reconfigurable intelligent surface (RIS)-assisted multi-user uplink massive multiple-input multiple-output (MIMO) system with imperfect hardware. At the RIS, th…

cs.IT2022★ 31 cited

Multi-Pair D2D Communications Aided by An Active RIS over Spatially Correlated Channels with Phase Noise

Zhangjie Peng, Xue Liu, Cunhua Pan +2

This paper investigates a multi-pair device-to-device (D2D) communication system aided by an active reconfigurable intelligent surface (RIS) with phase noise and direct link. The a…

cs.IT2022★ 76 cited

Deep Reinforcement Learning for RIS-aided Multiuser Full-Duplex Secure Communications with Hardware Impairments

Zhangjie Peng, Zhibo Zhang, Lei Kong +3

In this paper, we investigate a reconfigurable intelligent surface (RIS)-aided multiuser full-duplex secure communication system with hardware impairments at transceivers and RIS,…