143 citations · 212 across the 15 of their papers we have counts for
15 papers
Channel Estimation for Movable-Antenna MIMO Systems Via Tensor Decomposition
Ruoyu Zhang, Lei Cheng, Wei Zhang +4
In this letter, we investigate the channel estimation problem for MIMO wireless communication systems with movable antennas (MAs) at both the transmitter (Tx) and receiver (Rx). To…
Resource Allocation and Passive Beamforming for IRS-assisted URLLC Systems
Yangyi Zhang, Xinrong Guan, Qingqing Wu +2
In this correspondence, we investigate an intelligent reflective surface (IRS) assisted downlink ultra-reliable and low-latency communication (URLLC) system, where an access point…
Energy Efficient Design in IRS-Assisted UAV Data Collection System under Malicious Jamming
Zhi Ji, Jia Tu, Xinrong Guan +3
In this paper, we study an unmanned aerial vehicle (UAV) enabled data collection system, where an intelligent reflecting surface (IRS) is deployed to assist in the communication fr…
Achieving Multi-beam Gain in Intelligent Reflecting Surface Assisted Wireless Energy Transfer
Chi Qiu, Qingqing Wu, Meng Hua +2
Intelligent reflecting surface (IRS) is a promising technology to boost the efficiency of wireless energy transfer (WET) systems. However, for a multiuser WET system, simultaneous…
Robust Trajectory and Communication Design in IRS-Assisted UAV Communication under Malicious Jamming
Zhi Ji, Xinrong Guan, Jia Tu +2
In this paper, we study an unmanned aerial vehicle (UAV) communication system, where a ground node (GN) communicate with a UAV assisted by intelligent reflecting surface (IRS) in t…
Trajectory and Transmit Power Optimization for IRS-Assisted UAV Communication under Malicious Jamming
Zhi Ji, Wendong Yang, Xinrong Guan +3
In this letter, we investigate an unmanned aerial vehicle (UAV) communication system, where an intelligent reflecting surface (IRS) is deployed to assist in the transmission from a…
Pilot Optimization and Channel Estimation for Two-way Relaying Network Aided by IRS with Finite Discrete Phase Shifters
Zhongwen Sun, Xuehui Wang, Siling Feng +3
In this paper, we investigate the problem of pilot optimization and channel estimation of two-way relaying network (TWRN) aided by an intelligent reflecting surface (IRS) with fini…
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…
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…
Energy-Efficient Trajectory Design for UAV-Enabled Communication Under Malicious Jamming
Yang Wu, Weiwei Yang, Xinrong Guan +1
In this letter, we investigate a UAV-enabled communication system, where a UAV is deployed to communicate with the ground node (GN) in the presence of multiple jammers. We aim to m…
Anchor-Assisted Intelligent Reflecting Surface Channel Estimation for Multiuser Communications
Xinrong Guan, Qingqing Wu, Rui Zhang
Due to the passive nature of Intelligent Reflecting Surface (IRS), channel estimation is a fundamental challenge in IRS-aided wireless networks. Particularly, as the number of IRS…
Robust and Secure Beamforming for Intelligent Reflecting Surface Aided mmWave MISO Systems
Xingbo Lu, Weiwei Yang, Xinrong Guan +2
In this letter, we investigate the robust and secure beamforming (RSBF) in an intelligent reflecting surface (IRS) aided millimeter wave (mmWave) multiple input single output (MISO…
Joint Power Control and Passive Beamforming in IRS-Assisted Spectrum Sharing
Xinrong Guan, Qingqing Wu, Rui Zhang
In cognitive radio (CR) communication systems, achieving high secondary user (SU) rate in the presence of strong cross-link interference with the primary user (PU) is challenging.…
Intelligent Reflecting Surface Assisted Secrecy Communication: Is Artificial Noise Helpful or Not?
Xinrong Guan, Qingqing Wu, Rui Zhang
In this letter, we investigate whether the use of artificial noise (AN) is helpful to enhance the secrecy rate of an intelligent reflecting surface (IRS) assisted wireless communic…
Wireless Key Generation from Imperfect Channel State Information: Performance Analysis and Improvements
Xinrong Guan, Ning Ding, Yueming Cai +1
The basis of generating secret key from the common wireless channel at two communication parties is reciprocity. However, due to non-simultaneous measurements and unavoidable estim…