4.2k citations · 22.3k across the 267 of their papers we have counts for
237 papers · 1 filter
Intelligent Reflecting Surface Aided Wireless Energy and Information Transmission: An Overview
Qingqing Wu, Xinrong Guan, Rui Zhang
Intelligent reflecting surface (IRS) is a promising technology for achieving spectrum and energy efficient wireless networks cost-effectively. Most existing works on IRS have focus…
Wireless Communication with Extremely Large-Scale Intelligent Reflecting Surface
Chao Feng, Haiquan Lu, Yong Zeng +2
Intelligent reflecting surface (IRS) is a promising technology for wireless communications, thanks to its potential capability to engineer the radio environment. However, in practi…
Distributed Beam Training for Intelligent Reflecting Surface Enabled Multi-Hop Routing
Weidong Mei, Rui Zhang
Intelligent reflecting surface (IRS) is an emerging technology to enhance the spectral and energy efficiency of wireless communications cost-effectively. This letter considers a ne…
Wireless Communication Aided by Intelligent Reflecting Surface: Active or Passive?
Changsheng You, Rui Zhang
In this letter, we consider an intelligent reflecting surface (IRS)-aided wireless communication system, where an active or passive IRS is employed to assist the communication betw…
Transforming Fading Channel from Fast to Slow: Intelligent Refracting Surface Aided High-Mobility Communication
Zixuan Huang, Beixiong Zheng, Rui Zhang
Intelligent reflecting/refracting surface (IRS) has recently emerged as a promising solution to reconfigure wireless propagation environment for enhancing the communication perform…
Energy-Efficient UAV Multicasting with Simultaneous FSO Backhaul and Power Transfer
Yue Ling Che, Weibin Long, Sheng Luo +2
This letter studies an unmanned aerial vehicle (UAV) aided multicasting (MC) system, which is enabled by simultaneous free space optics (FSO) backhaul and power transfer. The UAV a…
IRS Meets Relaying: Joint Resource Allocation and Passive Beamforming Optimization
Beixiong Zheng, Rui Zhang
Intelligent reflecting surface (IRS) has recently emerged as a new solution to enhance wireless communication performance via passive signal reflection. In this letter, we unlock t…
Enabling Smart Reflection in Integrated Air-Ground Wireless Network: IRS Meets UAV
Changsheng You, Zhenyu Kang, Yong Zeng +1
Intelligent reflecting surface (IRS) and unmanned aerial vehicle (UAV) have emerged as two promising technologies to boost the performance of wireless communication networks, by pr…
Channel Estimation for Intelligent Reflecting Surface Assisted Backscatter Communication
Samith Abeywickrama, Changsheng You, Rui Zhang +1
Intelligent reflecting surface (IRS) is a promising technology to improve the performance of backscatter communication systems by smartly reconfiguring the multi-reflection channel…
Multi-Objective Resource Allocation for IRS-Aided SWIPT
A. Khalili, S. Zargari, Q. Wu +2
In this letter, we study the resource allocation for a multiuser intelligent reflecting surface (IRS)-aided simultaneous wireless information and power transfer (SWIPT) system. Spe…
Double-IRS Aided MIMO Communication under LoS Channels: Capacity Maximization and Scaling
Yitao Han, Shuowen Zhang, Lingjie Duan +1
Intelligent reflecting surface (IRS) is a promising technology to extend the wireless signal coverage and support the high performance communication. By intelligently adjusting the…
Anchor-Assisted Channel Estimation for Intelligent Reflecting Surface Aided Multiuser Communication
Xinrong Guan, Qingqing Wu, Rui Zhang
Channel estimation is a practical challenge for intelligent reflecting surface (IRS) aided wireless communication. As the number of IRS reflecting elements or IRS-aided users incre…
Aerial-Ground Interference Mitigation for Cellular-Connected UAV
Weidong Mei, Rui Zhang
To support large-scale deployment of unmanned aerial vehicles (UAVs) in future, a new wireless communication paradigm, namely, cellular-connected UAV, has recently received an upsu…
Multi-Beam Multi-Hop Routing for Intelligent Reflecting Surfaces Aided Massive MIMO
Weidong Mei, Rui Zhang
Intelligent reflecting surface (IRS) is envisioned to play a significant role in future wireless communication systems as an effective means of reconfiguring the radio signal propa…
Refined Nonlinear Rectenna Modeling and Optimal Waveform Design for Multi-User Multi-Antenna Wireless Power Transfer
Samith Abeywickrama, Rui Zhang, Chau Yuen
In this paper, we study the optimal waveform design for wireless power transfer (WPT) from a multi-antenna energy transmitter (ET) to multiple single-antenna energy receivers (ERs)…
Intelligent Reflecting Surface Aided Full-Duplex Communication: Passive Beamforming and Deployment Design
Yunlong Cai, Ming-Min Zhao, Kaidi Xu +1
This paper investigates the passive beamforming and deployment design for an intelligent reflecting surface (IRS) aided full-duplex (FD) wireless system, where an FD access point (…
How to Deploy Intelligent Reflecting Surfaces in Wireless Network: BS-side, User-side, or Both Sides?
Changsheng You, Beixiong Zheng, Weidong Mei +1
The performance of wireless communication systems is fundamentally constrained by the random and uncontrollable wireless channel. By leveraging the recent advance in digitally-cont…
Delay-Optimal Scheduling for IRS-Aided Mobile Edge Computing
Fasheng Zhou, Changsheng You, Rui Zhang
We consider an intelligent reflecting surface (IRS)-aided mobile edge computing (MEC) system, where an IRS is deployed to assist computation offloading from two users to an access…
Transforming Fading Channel from Fast to Slow: IRS-Assisted High-Mobility Communication
Zixuan Huang, Beixiong Zheng, Rui Zhang
In this paper, we study a new intelligent refracting surface (IRS)-assisted high-mobility communication with the IRS deployed in a high-speed moving vehicle to assist its passenger…
Cooperative Multi-Beam Routing for Multi-IRS Aided Massive MIMO
Weidong Mei, Rui Zhang
Intelligent reflecting surface (IRS) is envisioned to play a significant role in future wireless communication systems thanks to its powerful capability of enabling smart and recon…
Two-timescale Beamforming Optimization for Intelligent Reflecting Surface Aided Multiuser Communication with QoS Constraints
Ming-Min Zhao, An Liu, Yubo Wan +1
Intelligent reflecting surface (IRS) is an emerging technology that is able to reconfigure the wireless channel via tunable passive signal reflection and thereby enhance the spectr…
Efficient Channel Estimation for Double-IRS Aided Multi-User MIMO System
Beixiong Zheng, Changsheng You, Rui Zhang
To achieve the more significant passive beamforming gain in the double-intelligent reflecting surface (IRS) aided system over the conventional single-IRS counterpart, channel state…
Cooperative Beam Routing for Multi-IRS Aided Communication
Weidong Mei, Rui Zhang
Intelligent reflecting surface (IRS) has been deemed as a transformative technology to achieve smart and reconfigurable environment for wireless communication. This letter studies…
UAV Trajectory and Communication Co-design: Flexible Path Discretization and Path Compression
Yijun Guo, Changsheng You, Changchuan Yin +1
The performance optimization of UAV communication systems requires the joint design of UAV trajectory and communication efficiently. To tackle the challenge of infinite design vari…