367 citations · 1.5k across the 122 of their papers we have counts for
122 papers
IRS-Enabled Covert and Reliable Communications: How Many Reflection Elements are Required?
Manlin Wang, Bin Xia, Yao Yao +2
Short-packet communications are applied to various scenarios where transmission covertness and reliability are crucial due to the open wireless medium and finite blocklength. Altho…
Covert and Reliable Short-Packet Communications against A Proactive Warder
Manlin Wang, Yao Yao, Bin Xia +2
Wireless short-packet communications pose challenges to the security and reliability of the transmission. Besides, the proactive warder compounds these challenges, who detects and…
Dynamic Sub-array Based Modeling for Large-Scale RIS-assisted mmWave UAV Channels
Baiping Xiong, Zaichen Zhang, Jiangzhou Wang
Large-scale reconfigurable intelligent surface (RIS) can effectively enhance the performance of millimeter wave (mmWave) unmanned aerial vehicle (UAV) to ground communication link…
Asymptotic Performance Analysis of Large-Scale Active IRS-Aided Wireless Network
Yan Wang, Feng Shu, Zhihong Zhuang +5
In this paper, the dominant factor affecting the performance of active intelligent reflecting surface (IRS) aided wireless communication networks in Rayleigh fading channel, namely…
Energy Minimization for Active RIS-Aided UAV-Enabled SWIPT Systems
Zhangjie Peng, Ruijing Liu, Cunhua Pan +2
In this paper, we consider an active reconfigurable intelligent surface (RIS)-aided unmanned aerial vehicle(UAV)-enabled simultaneous wireless information and power transfer(SWIPT)…
Resource Allocation in Cell-Free MU-MIMO Multicarrier System with Finite and Infinite Blocklength
Jiafei Fu, Pengcheng Zhu, Bo Ai +2
The explosive growth of data results in more scarce spectrum resources. It is important to optimize the system performance under limited resources. In this paper, we investigate ho…
Over-the-Air Federated Averaging with Limited Power and Privacy Budgets
Na Yan, Kezhi Wang, Cunhua Pan +3
To jointly overcome the communication bottleneck and privacy leakage of wireless federated learning (FL), this paper studies a differentially private over-the-air federated averagi…
Performance Analysis of Discrete-Phase-Shifter IRS-aided Amplify-and-Forward Relay Network
Rongen Dong, Zhongyi Xie, Feng Shu +2
As a new technology to reconfigure wireless communication environment by signal reflection controlled by software, intelligent reflecting surface (IRS) has attracted lots of attent…
Joint Beamforming and Phase Shift Design for Hybrid-IRS-and-UAV-aided Directional Modulation Network
Rongen Dong, Hangjia He, Feng Shu +4
Recently, intelligent reflecting surface (IRS) and unmanned aerial vehicle (UAV) have been introduced into wireless communication systems to enhance the performance of air-ground t…
Two-Timescale Design for RIS-aided Cell-free Massive MIMO Systems with Imperfect CSI
Mahdi Eskandari, Kangda Zhi, Huiling Zhu +2
The objective of this paper is to evaluate the effectiveness of a two-timescale transmission design in cell-free massive multi-input multiple-output (MIMO) systems incorporating re…
Deep Reinforcement Learning Based Power Allocation for Minimizing AoI and Energy Consumption in MIMO-NOMA IoT Systems
Hongbiao Zhu, Qiong Wu, Qiang Fan +3
Multi-input multi-out and non-orthogonal multiple access (MIMO-NOMA) internet-of-things (IoT) systems can improve channel capacity and spectrum efficiency distinctly to support the…
Beamforming Design for RIS-Aided AF Relay Networks
Xuehui Wang, Feng Shu, Riqing Chen +5
Since reconfigurable intelligent surface (RIS) is considered to be a passive reflector for rate performance enhancement, a RIS-aided amplify-and-forward (AF) relay network is prese…
A Framework for Transmission Design for Active RIS-Aided Communication with Partial CSI
Gui Zhou, Cunhua Pan, Hong Ren +4
Active reconfigurable intelligent surfaces (RISs) have recently been proposed to compensate for the severe multiplicative fading effect of conventional passive RIS-aided systems. E…
Joint Beamforming and Phase Shift Design for Hybrid-IRS-aided Directional Modulation Network
Rongen Dong, Hangjia He, Feng Shu +2
To make a good balance between performance, cost, and power consumption, a hybrid intelligent reflecting surface (IRS)-aided directional modulation (DM) network is investigated in…
From ORAN to Cell-Free RAN: Architecture, Performance Analysis, Testbeds and Trials
Yang Cao, Ziyang Zhang, Xinjiang Xia +10
Open radio access network (ORAN) provides an open architecture to implement radio access network (RAN) of the fifth generation (5G) and beyond mobile communications. As a key techn…
Beamforming and Phase Shift Design for HR-IRS-aided Directional Modulation Network with a Malicious Attacker
Feng Shu, Hangjia He, Rongen Dong +5
In this paper, we propose to use hybrid relay-intelligent reflecting surface (HR-IRS) to improve the security performance of directional modulation (DM) system. In particular, the…
Active RIS Aided ISAC Systems: Beamforming Design and Performance Analysis
Zhiyuan Yu, Hong Ren, Cunhua Pan +4
This paper considers an active reconfigurable intelligent surface (RIS)-aided integrated sensing and communication (ISAC) system. We aim to maximize radar signal-to-interference-pl…
Transmission Design for Active RIS-Aided Simultaneous Wireless Information and Power Transfer
Hong Ren, Zhiwei Chen, Guosheng Hu +3
Reconfigurable intelligent surface (RIS) is a revolutionary technology to enhance both the spectral efficiency and energy efficiency of wireless communication systems. However, mos…
Information-Theoretic Secure Key Sharing for Wide-Area Mobile Applications
Guyue Li, Hongyi Luo, Jiabao Yu +2
With the rapid growth of handheld devices in the internet of things (IoT) networks, mobile applications have become ubiquitous in everyday life. As technology is developed, so do a…
Enhanced-rate Iterative Beamformers for Active IRS-assisted Wireless Communications
Yeqing Lin, Feng Shu, Rongen Dong +5
Compared to passive intelligent reflecting surface (IRS), active IRS is viewed as a more efficient promising technique to combat the double-fading impact in IRS-aided wireless netw…
Three High-rate Beamforming Methods for Active IRS-aided Wireless Network
Feng Shu, Jing liu, Yeqing Lin +5
Due to its ability of breaking the double-fading effect experienced by passive intelligent reflecting surface (IRS), active IRS is evolving a potential technique for future 6G wire…
Low-overhead Beam Training Scheme for Extremely Large-Scale RIS in Near-field
Wang Liu, Cunhua Pan, Hong Ren +3
Extremely large-scale reconfigurable intelligent surface (XL-RIS) has recently been proposed and is recognized as a promising technology that can further enhance the capacity of co…
Channel Tracking for RIS-aided mmWave Communications Under High Mobility Scenarios
Yu Liu, Ming Chen, Cunhua Pan +5
The emerging reconfigurable intelligent surface (RIS) technology is promising for applications in the millimeter wave (mmWave) communication systems to effectively compensate for p…
Two Low-complexity Efficient Beamformers for IRS-and-UAV-aided Directional Modulation Networks
Yeqing Lin, Feng Shu, Yuxiang Zheng +5
As the excellent tools for aiding communication,intelligent reflecting surface (IRS) and unmanned aerial vehicle (UAV) can extend the coverage area, remove blind area, and achieve…