259 citations · 398 across the 22 of their papers we have counts for
17 papers · 1 filter
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…
Establishing Secrecy Region for Directional Modulation Scheme with Random Frequency Diverse Array
Shengping Lv, Jinsong Hu, Youjia Chen +3
Random frequency diverse array (RFDA) based directional modulation (DM) was proposed as a promising technology in secure communications to achieve a precise transmission of confide…
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…
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…
Performance Analysis of Directional Modulation with Finite-quantized RF Phase Shifters in Analog Beamforming Structure
Jiayu Li, Ling Xu, Ping Lu +5
The radio frequency (RF) phase shifter with finite quantization bits in analog beamforming (AB) structure forms quantization error (QE) and causes a performance loss of received si…
Optimal Detection of UAV's Transmission with Beam Sweeping in Wireless Networks
Jinsong Hu, Yongpeng Wu, Riqing Chen +2
In this work, an detection strategy based on multiple antennas with beam sweeping is developed to detect UAV's potential transmission in wireless networks. Specifically, suspicious…
Machine-Learning-based High-resolution DOA Measurement and Robust DM for Hybrid Analog-Digital Massive MIMO Transceiver
Feng Shu, Ling Xu, Jinyong Lin +4
At hybrid analog-digital (HAD) transceiver, an improved HAD rotational invariance techniques (ESPRIT), called I-HAD-ESPRIT, is proposed to measure the direction of arrival (DOA) of…
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…
Two Practical Random-Subcarrier-Selection Methods for Secure Precise Wireless Transmission
Tong Shen, Shuo Zhang, Riqing Chen +4
In secure precise directional modulation (DM) networks, two practical random-subcarrier-selection (RSS) methods are proposed to transmit confidential message to the desired user pe…
Covert Transmission with a Self-sustained Relay
Jinsong Hu, Shihao Yan, Feng Shu +1
This work examines the possibility, performance limits, and associated costs for a self-sustained relay to transmit its own covert information to a destination on top of forwarding…
Covert Wireless Communications with Channel Inversion Power Control in Rayleigh Fading
Jinsong Hu, Shihao Yan, Xiangyun Zhou +2
In this work, we adopt channel inversion power control (CIPC) to achieve covert communications aided by a full-duplex receiver. Specifically, the transmitter varies the power and p…
Covert Communications with A Full-Duplex Receiver over Wireless Fading Channels
Jinsong Hu, Khurram Shahzad, Shihao Yan +3
In this work, we propose a covert communication scheme where the transmitter attempts to hide its transmission to a full-duplex receiver, from a warden that is to detect this cover…
Covert Communication Achieved by A Greedy Relay in Wireless Networks
Jinsong Hu, Shihao Yan, Xiangyun Zhou +3
Covert communication aims to hide the very existence of wireless transmissions in order to guarantee a strong security in wireless networks. In this work, we examine the possibilit…
Secure Precise Wireless Transmission with Random-Subcarrier-Selection-based Directional Modulation Transmit Antenna Array
Feng Shu, Xiaomin Wu, Jinsong Hu +2
In this paper, a practical wireless transmission scheme is proposed to transmit confidential messages to the desired user securely and precisely by the joint use of multiple techni…
Covert Communication in Wireless Relay Networks
Jinsong Hu, Shihao Yan, Xiangyun Zhou +2
Covert communication aims to shield the very existence of wireless transmissions in order to guarantee a strong security in wireless networks. In this work, for the first time we e…
Artificial-Noise-Aided Secure Transmission with Directional Modulation based on Random Frequency Diverse Arrays
Jinsong Hu, Shihao Yan, Feng Shu +3
In this paper, we propose a novel directional modulation (DM) scheme based on random frequency diverse arrays with artificial noise (RFDA-DM-AN) to enhance physical layer security…