259 citations · 763 across the 87 of their papers we have counts for
55 papers · 1 filter
Low-complexity Joint Phase Adjustment and Receive Beamforming for Directional Modulation Networks via IRS
Rongen Dong, Shaohua Jiang, Xinhai Hua +3
Intelligent reflecting surface (IRS) is a revolutionary and low-cost technology for boosting the spectrum and energy efficiencies in future wireless communication network. In order…
Power Allocation for IRS-aided Two-way Decode-and-Forward Relay Wireless Network
Xuehui Wang, Peng Zhang, Feng Shu +2
In this paper, an intelligent reflecting surface (IRS)-aided two-way decode-and-forward (DF) relay wireless network is considered, where two users exchange information via IRS and…
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…
Beamforming and Power Allocation for Double-RIS-aided Two-way Directional Modulation Network
Rongen Dong, Feng Shu, Ri-Qing Chen +3
To improve the information exchange rate between Alice and Bob in traditional two-way directional modulation (TWDM) network, a new double-reconfigurable intelligent surface (RIS)-a…
High-performance Estimation of Jamming Covariance Matrix for IRS-aided Directional Modulation Network with a Malicious Attacker
Hangjia He, Ting Su, Hongjun Wang +4
In this paper, we investigate the anti-jamming problem of a directional modulation (DM) system with the aid of intelligent reflecting surface (IRS). As an efficient tool to combat…
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…
Beamforming Design for IRS-Aided Decode-and-Forward Relay Wireless Network
Xuehui Wang, Feng Shu, Weiping Shi +4
As a low-cost and low-power-consumption passive reflector, intelligent reflecting surface (IRS) can make a significant rate improvement by building a programmable wireless environm…
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…
Beamforming and Transmit Power Design for Intelligent Reconfigurable Surface-aided Secure Spatial Modulation
Feng Shu, Xinyi Jiang, Wenlong Cai +4
Intelligent reflecting surface (IRS) is a promising solution to build a programmable wireless environment for future communication systems, in which the reflector elements steer th…
Fast Ambiguous DOA Elimination Method of DOA Measurement for Hybrid Massive MIMO Receiver
Nuo Chen, Xinyi Jiang, Baihua Shi +6
DOA estimation for massive multiple-input multiple-output (MIMO) system can provide ultra-high-resolution angle estimation. However, due to the high computational complexity and co…
Joint Optimization for RIS-Assisted Wireless Communications: From Physical and Electromagnetic Perspectives
Xin Cheng, Yan Lin, Weiping Shi +5
Reconfigurable intelligent surfaces (RISs) are envisioned to be a disruptive wireless communication technique that is capable of reconfiguring the wireless propagation environment.…
On Performance Loss of DOA Measurement Using Massive MIMO Receiver with Mixed-ADCs
Baihua Shi, Lingling Zhu, Wenlong Cai +5
High hardware cost and high power consumption of massive multiple-input and multiple output (MIMO) are two challenges for the future wireless communications including beyond fifth…
Spatial Modulation: an Attractive Secure Solution to Future Wireless Network
Feng Shu, Lin Liu, LiLi Yang +7
As a green and secure wireless transmission method, secure spatial modulation (SM) is becoming a hot research area. Its basic idea is to exploit both the index of activated transmi…
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…
Impact of Low-Resolution ADC on DOA Estimation Performance for Massive MIMO Receive Array
Baihua Shi, Nuo Chen, Xicheng Zhu +4
In this paper, we present a new scenario of direction of arrival (DOA) estimation using massive multiple-input multiple-output (MIMO) receive array with low-resolution analog-to-di…
Efficient Receive Beamformers for Secure Spatial Modulation against a Malicious Full-duplex Attacker with Eavesdropping Ability
Xinyi Jiang, Xiaoyu Liu, Riqing Chen +3
In this paper, we consider a new secure spatial modulation scenario with a full-duplex (FD) malicious attacker Mallory owning eavesdropping capacity, where Mallory works on FD mode…
Receive Antenna Selection for Secure Pre-coding Aided Spatial Modulation
Lin Liu, Guiyang Xia, Jun Zou +3
In this paper, we make an investigation of receive antenna selection (RAS) strategies in the secure pre-coding aided spatial modulation (PSM) system with the aid of artificial nois…
User Association and Path Planning for UAV-Aided Mobile Edge Computing with Energy Restriction
Yuwen Qian, Feifei Wang, Jun Li +3
Mobile edge computing (MEC) provides computational services at the edge of networks by offloading tasks from user equipments (UEs). This letter employs an unmanned aerial vehicle (…
Two High-Performance Amplitude Beamforming Schemes for Secure Precise Communication and Jamming with Phase Alignment
Lingling Zhu, Feng Shu, Tong Shen
To severely weaken the eavesdropper's ability to intercept confidential message (CM), a precise jamming (PJ) idea is proposed by making use of the concept of secure precise wireles…
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…
Energy-efficient Alternating Iterative Secure Structure of Maximizing Secrecy Rate for Directional Modulation Networks
Linlin Sun, Jiayu Li, Yu Zhang +6
In a directional modulation (DM) network, the issues of security and privacy have taken on an increasingly important role. Since the power allocation of confidential message and ar…
Secure Hybrid Digital and Analog Precoder for mmWave Systems with low-resolution DACs and finite-quantized phase shifters
Ling Xu, Feng Shu, Guiyang Xia +3
Millimeter wave (mmWave) communication has been regarded as one of the most promising technologies for the future generation wireless networks because of its advantages of providin…
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…