259 citations · 1.4k across the 62 of their papers we have counts for
51 papers · 1 filter
Beamforming Design for IRS-and-UAV-Aided Two-Way Amplify-and-Forward Relay Networks in Maritime IoT
Xuehui Wang, Feng Shu, Yuanyuan Wu +6
In this paper, an intelligent reflecting surface (IRS)-and-unmanned aerial vehicle (UAV)-assisted two-way amplify-and-forward (AF) relay network in maritime Internet of Things (IoT…
STAR-RIS-UAV Aided Coordinated Multipoint Cellular System for Multi-user Networks
Baihua Shi, Yang Wang, Danqi Li +6
Different with conventional reconfigurable intelligent surface (RIS), simultaneous transmitting and reflecting RIS (STAR-RIS) can reflect and transmit the signals to the receiver.…
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 Rapid Power Iterative DOA Estimators for UAV Emitter Using Massive/Ultra-massive Receive Array
Yiwen Chen, Feng Shu, Qijuan Jie +7
To provide rapid direction finding (DF) for unmanned aerial vehicle (UAV) emitter in future wireless networks, a low-complexity direction of arrival (DOA) estimation architecture f…
Hybrid Relay-Reflecting Intelligent Surface-Aided Covert Communications
Jinsong Hu, Xiaoqiang Shi, Youjia Chen +2
In this paper, we propose to use a hybrid relay-reflecting intelligent surface (HR-RIS) to enhance the performance of a covert communication system. Specifically, the HR-RIS consis…
DOA Estimation for Hybrid Massive MIMO Systems using Mixed-ADCs: Performance Loss and Energy Efficiency
Baihua Shi, Qi Zhang, Rongen Dong +4
Due to the power consumption and high circuit cost in antenna arrays, the practical application of massive multiple-input multiple-output (MIMO) in the sixth generation (6G) and fu…
Probabilistic Accumulate-then-Transmit in Wireless-Powered Covert Communications
Yida Wang, Shihao Yan, Weiwei Yang +2
In this paper, we investigate the optimal design of a wireless-powered covert communication (WP-CC) system, in which a probabilistic accumulate-then-transmit (ATT) protocol is prop…
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…
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…
Optimal Transmit Power and Flying Location for UAV Covert Wireless Communications
Shihao Yan, Stephen V. Hanly, Iain B. Collings
This paper jointly optimizes the flying location and wireless communication transmit power for an unmanned aerial vehicle (UAV) conducting covert operations. This is motivated by a…
Covert Communications with Constrained Age of Information
Yida Wang, Shihao Yan, Weiwei Yang +1
In this letter, we consider the requirement of information freshness in covert communications for the first time. With artificial noise (AN) generated from a full-duplex (FD) recei…
Joint Beam Training and Data Transmission Design for Covert Millimeter-Wave Communication
Jiayu Zhang, Min Li, Shihao Yan +4
Covert communication prevents legitimate transmission from being detected by a warden while maintaining certain covert rate at the intended user. Prior works have considered the de…
Truncated Channel Inversion Power Control to Enable One-Way URLLC with Imperfect Channel Reciprocity
Chunhui Li, Shihao Yan, Nan Yang +1
We propose to use channel inversion power control (CIPC) to achieve one-way ultra-reliable and low-latency communications (URLLC), where only the transmission in one direction requ…
On the Pilot Contamination Attack in Multi-Cell Multiuser Massive MIMO Networks
Noman Akbar, Shihao Yan, Asad Masood Khattak +1
In this paper, we analyze pilot contamination (PC) attacks on a multi-cell massive multiple-input multiple-output (MIMO) network with correlated pilots. We obtain correlated pilots…
Covert Wireless Communication in Presence of a Multi-Antenna Adversary and Delay Constraints
Khurram Shahzad, Xiangyun Zhou, Shihao Yan
Covert communication hides the transmission of a message from a watchful adversary while ensuring reliable information decoding at the receiver, providing enhanced security in wire…
One-Way URLLC with Truncated Channel Inversion Power Control
Chunhui Li, Shihao Yan, Nan Yang +2
In this work, we consider one-way ultra-reliable and low-latency communication (URLLC), where only the transmission in one direction requires URLLC and the transmission in the oppo…
Pilot-Based Channel Estimation Design in Covert Wireless Communication
Tingzhen Xu, Linlin Sun, Shihao Yan +2
In this work, for the first time, we tackle channel estimation design with pilots in the context of covert wireless communication. Specifically, we consider Rayleigh fading for the…
Physical Layer Security for Ultra-Reliable and Low-Latency Communications
Riqing Chen, Chunhui Li, Shihao Yan +2
Ultra-reliable and low-latency communication (URLLC) is one category of service to be provided by next-generation wireless networks. Motivated by increasing security concerns in su…
Low Probability of Detection Communication: Opportunities and Challenges
Shihao Yan, Xiangyun Zhou, Jinsong Hu +1
Low probability of detection (LPD) communication has recently emerged as a new transmission technology to address privacy and security in wireless networks. Recent studies have est…
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…
Achieving Covert Wireless Communications Using a Full-Duplex Receiver
Khurram Shahzad, Xiangyun Zhou, Shihao Yan +3
Covert communications hide the transmission of a message from a watchful adversary while ensuring a certain decoding performance at the receiver. In this work, a wireless communica…
Secure Transmission to the Strong User with Optimal Power Allocation in NOMA
Youhong Feng, Shihao Yan, Zhen Yang
With non-orthogonal multiple access(NOMA), we tackle the maximization of the secrecy rate for the strong user subject to a maximum allowable secrecy outage probability, while guara…
Gaussian Signalling for Covert Communications
Shihao Yan, Yirui Cong, Stephen Hanly +1
In this work, we examine the optimality of Gaussian signalling for covert communications with an upper bound on or as th…
Beamforming Design and Power Allocation for Secure Transmission with NOMA
Youhong Feng, Shihao Yan, Zhen Yang +2
In this work, we propose a novel beamforming design to enhance physical layer security of a non-orthogonal multiple access (NOMA) system with the aid of artificial noise (AN). The…