259 citations · 339 across the 22 of their papers we have counts for
23 papers
IRS-Aided WPCNs: A New Optimization Framework for Dynamic IRS Beamforming
Qingqing Wu, Xiaobo Zhou, Wen Chen +2
In this paper, we propose a new dynamic IRS beamforming framework to boost the sum throughput of an intelligent reflecting surface (IRS) aided wireless powered communication networ…
IRS-Assisted Wireless Powered NOMA: Do We Really Need Different Phase Shifts in DL and UL?
Qingqing Wu, Xiaobo Zhou, Robert Schober
Intelligent reflecting surface (IRS) is a promising technology to improve the performance of wireless powered communication networks (WPCNs) due to its capability to reconfigure si…
UAV Deployment Optimization for Secure Precise Wireless Transmission
Tong Shen, Guiyang Xia, Jingjing Ye +3
This paper develops an unmanned aerial vehicle (UAV) deployment scheme in the context of the directional modulation-based secure precise wireless transmissions (SPWTs), where the o…
Intelligent Reflecting Surface for Wireless Communication Security and Privacy
Shihao Yan, Xiaobo Zhou, Derrick Wing Kwan Ng +2
Intelligent reflection surface (IRS) is emerging as a promising technique for future wireless communications. Considering its excellent capability in customizing the channel condit…
Low-complexity and High-performance Receive Beamforming for Secure Directional Modulation Networks against an Eavesdropping-enabled Full-duplex Attacker
Yin Teng, Jiayu Li, Lin Liu +5
In this paper, we present a novel scenario for directional modulation (DM) networks with a full-duplex (FD) malicious attacker (Mallory), where Mallory can eavesdrop the confidenti…
Intelligent Reflecting Surface (IRS)-Aided Covert Wireless Communications with Delay Constraint
Xiaobo Zhou, Shihao Yan, Qingqing Wu +2
This work examines the performance gain achieved by deploying an intelligent reflecting surface (IRS) in covert communications. To this end, we formulate the joint design of the tr…
Secure Multigroup Multicast Communication Systems via Intelligent Reflecting Surface
Weiping Shi, Jiayu Li, Guiyang Xia +4
This paper considers a secure multigroup multicast multiple-input single-output (MISO) communication system aided by an intelligent reflecting surface (IRS). Specifically, we aim t…
UAV-Enabled Confidential Data Collection in Wireless Networks
Xiaobo Zhou, Shihao Yan, Min Li +2
This work, for the first time, considers confidential data collection in the context of unmanned aerial vehicle (UAV) wireless networks, where the scheduled ground sensor node (SN)…
GuardRider: Towards Sustainable Backscattering System over WiFi in the Wild
Xin He, Weiwei Jiang, Meng Cheng +4
The WiFi backscatter communications offer ultra-low power and ubiquitous connections for IoT systems. Caused by the intermittent-nature of the WiFi traffics, state-of-the-art WiFi…
Enhanced Secure Wireless Information and Power Transfer via Intelligent Reflecting Surface
Weiping Shi, Xiaobo Zhou, Linqiong Jia +3
In this paper, secure wireless information and power transfer with intelligent reflecting surface (IRS) is proposed for a multiple-input single-output (MISO) system. Under the secr…
UAV-enabled Secure Communication with Finite Blocklength
Yuntian Wang, Xiaobo Zhou, Zhihong Zhuang +4
In the finite blocklength scenario, which is suitable for practical applications, a method of maximizing the average effective secrecy rate (AESR) is proposed for a UAV-enabled sec…
UAV-Enabled Uplink Non-Orthogonal Multiple Access System: Joint Deployment and Power Control
Jinhui Lu, Yuntian Wang, Tingting Liu +4
In order to overcome the inherent latency in multi-user unmanned aerial vehicle (UAV) networks with orthogonal multiple access (OMA). In this paper, we investigate the UAV enabled…
UAV-Enabled Covert Wireless Data Collection
Xiaobo Zhou, Shihao Yan, Feng Shu +2
This work considers unmanned aerial vehicle (UAV) networks for collecting data covertly from ground users. The full-duplex UAV intends to gather critical information from a schedul…
Optimal Power Allocation for Secure Directional Modulation Networks with a Full-duplex UAV User
Feng Shu, Zaoyu Lu, Shuo Zhang +6
This paper make an investigation of a secure unmanned aerial vehicle (UAV)-aided communication network based on directional modulation(DM), in which one ground base station (Alice)…
Joint Optimization of a UAV's Trajectory and Transmit Power for Covert Communications
Xiaobo Zhou, Shihao Yan, Jinsong Hu +3
This work considers covert communications in the context of unmanned aerial vehicle (UAV) networks, aiming to hide a UAV for transmitting critical information out of a scenario tha…
An Efficient Hybrid Beamforming Design for Massive MIMO Receive Systems via SINR Maximization Based on an Improved Bat Algorithm
Mohammed A. Almagboul, Feng Shu, Yaolu Qin +4
Hybrid analog and digital (HAD) beamforming has been recently receiving considerable deserved attention for a practical implementation on the large-scale antenna systems. As compar…
Robust Directional Modulation Design for Secrecy Rate Maximization in Multi-User Networks
Linqing Gui, Mengxia Yang, Xiaobo Zhou +4
In this paper, based on directional modulation (DM), robust beamforming matrix design for sum secrecy rate maximization is investigated in multi-user systems. The base station (BS)…
Alternating Iterative Secure Structure between Beamforming and Power Allocation for UAV-aided Directional Modulation Networks
Feng Shu, Zaoyu Lu, Jinyong Lin +7
In unmanned aerial vehicle (UAV) networks, directional modulation (DM) is adopted to improve the secrecy rate (SR) performance. Alice, a ground base station, behaves as a control c…
Energy-Efficient Wireless Powered Secure Transmission with Cooperative Jamming for Public Transportation
Linqing Gui, Feifei Bao, Xiaobo Zhou +3
In this paper, wireless power transfer and cooperative jamming (CJ) are combined to enhance physical security in public transportation networks. First, a new secure system model wi…
Secure SWIPT for Directional Modulation Aided AF Relaying Networks
Xiaobo Zhou, Jun Li, Feng Shu +4
Secure wireless information and power transfer based on directional modulation is conceived for amplify-and-forward (AF) relaying networks. Explicitly, we first formulate a secrecy…
A Robust Secure Hybrid Analog and Digital Receive Beamforming Scheme for Efficient Interference Reduction
Linlin Sun, Yaolu Qin, Feng Shu +6
Medium-scale or large-scale receive antenna array with digital beamforming can be employed at receiver to make a significant interference reduction, but leads to expensive cost and…
Artificial-noise-aided Secure Multicast Precoding for Directional Modulation Systems
Feng Shu, Ling Xu, Jiangzhou Wang +2
In multi-cast scenario, all desired users are divided into groups. Each group receives its own individual confidential message stream. Eavesdropper group aims to intercept …
GPI-based Secrecy Rate Maximization Beamforming Scheme for Wireless Transmission with AN-aided Directional Modulation
Hai Yu, Simin Wan, Wenlong Cai +7
In a directional modulation network, a general power iterative (GPI) based beamforming scheme is proposed to maximize the secrecy rate (SR), where there are two optimization variab…