Intelligent reflecting surface-aided MIMO secrecy rate maximization
ICT Express, 2022 This paper considers the intelligent reflecting surface-aided MIMO secrecy rate maximization. We apply the alternating optimization to maximize the secrecy rate of the MIMO wiretap channels. We first provide the closed-form solution to each subproblem of
Minsik Kim, Daeyoung Park
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Beamforming Design for Cooperative Intelligent Reflecting Surface-Assisted mmWave Communication [PDF]
Sensors, 2022 In order to investigate the effect of cooperative Intelligent Reflecting Surface (IRS) in improving spectral efficiency, this paper explores the joint design of active and passive beamforming based on a double IRS-assisted model.
Yuyan Qian +5 more
doaj +2 more sources
A Survey on Intelligent-Reflecting-Surface-Assisted UAV Communications
Energies, 2022 Both the unmanned aerial vehicle (UAV) and intelligent reflecting surface (IRS) are attracting growing attention as enabling technologies for future wireless networks.
Ki-Won Park, Hyeon Min Kim, Oh-Soon Shin
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Intelligent reflecting surface‐aided network planning
IET Communications, 2022 Intelligent reflecting surface (IRS) composed of a large number of low‐cost, phase‐adjustable passive reflecting elements, which is an attractive solution of overcoming the signal attenuation and interference.
Fan‐Hsun Tseng +3 more
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Intelligent Reflecting Surface Assisted Secure Transmission in UAV-MIMO Communication Systems [PDF]
Entropy, 2022 This paper studies the intelligent reflecting surface (IRS) assisted secure transmission in unmanned aerial vehicle (UAV) communication systems, where the UAV base station, the legitimate receiver, and the malicious eavesdropper in the system are all ...
Tianhao Cheng +5 more
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Optimized Classification of Intelligent Reflecting Surface (IRS)-Enabled GEO Satellite Signals [PDF]
Sensors, 2023 The intelligent reflecting surface (IRS) is a cutting-edge technology for cost-effectively achieving future spectrum- and energy-efficient wireless communication.
Mamoona Jamil +6 more
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Target Sensing With Intelligent Reflecting Surface: Architecture and Performance [PDF]
IEEE Journal on Selected Areas in Communications, 2022 Intelligent reflecting surface (IRS) has emerged as a promising technology to reconfigure the radio propagation environment by dynamically controlling wireless signal's amplitude and/or phase via a large number of reflecting elements. In contrast to the vast literature on studying IRS's performance gains in wireless communications, we study in this ...
Xiaoming Chen +2 more
exaly +4 more sources
Secure and energy-efficient transmission in UAV-assisted intelligent reflecting surface networks [PDF]
Scientific ReportsWith the growing demand for secure and energy-efficient wireless communication in dynamic and energy-constrained environments, integrating unmanned aerial vehicle (UAV) with intelligent reflecting surface (IRS) has emerged as a promising solution ...
Jianbin Xue +4 more
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Covert Transmission Assisted by Intelligent Reflecting Surface [PDF]
IEEE Transactions on Communications, 2021 Covert transmission is studied for an intelligent reflecting surface (IRS) aided communication system, where Alice aims to transmit messages to Bob without being detected by the warden Willie. Specifically, an IRS is used to increase the data rate at Bob under a covert constraint.
Julian Cheng +2 more
exaly +4 more sources
Intelligent Reflecting Surface-Aided Wireless Communications: A Tutorial [PDF]
IEEE Transactions on Communications, 2021 Intelligent reflecting surface (IRS) is an enabling technology to engineer the radio signal prorogation in wireless networks. By smartly tuning the signal reflection via a large number of low-cost passive reflecting elements, IRS is capable of dynamically altering wireless channels to enhance the communication performance.
Qingqing Wu +2 more
exaly +5 more sources