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Intelligent Reflecting Surface: A Programmable Wireless Environment for Physical Layer Security [article]

Jie Chen, Ying-Chang Liang, Yiyang Pei, Huayan Guo
2019 arXiv   pre-print
In this paper, we introduce an intelligent reflecting surface (IRS) to provide a programmable wireless environment for physical layer security.  ...  By jointly optimizing the beamformers at the BS and reflecting coefficients at the IRS, we formulate a minimum-secrecy-rate maximization problem under various practical constraints on the reflecting coefficients  ...  Abstract-In this paper, we introduce an intelligent reflecting surface (IRS) to provide a programmable wireless environment for physical layer security.  ... 
arXiv:1905.03689v2 fatcat:wdgina4srzc7ppys4sejl6mfxq

Intelligent Reflecting Surface: A Programmable Wireless Environment for Physical Layer Security

Jie Chen, Ying-Chang Liang, Yiyang Pei, Huayan Guo
2019 IEEE Access  
In this paper, we introduce an intelligent reflecting surface (IRS) to provide a programmable wireless environment for physical layer security.  ...  INDEX TERMS Intelligent reflecting surface, programmable wireless environment, physical layer security, beamforming.  ...  Motivated by the above reasons, in this paper, we study a programmable wireless environment for physical layer security to achieve high-efficiency secret communication.  ... 
doi:10.1109/access.2019.2924034 fatcat:leq3axo23zc4ljsue2iaipcp4i

Enabling Secure Wireless Communications via Intelligent Reflecting Surfaces [article]

Xianghao Yu, Dongfang Xu, Robert Schober
2020 arXiv   pre-print
In this paper, we propose to utilize intelligent reflecting surfaces (IRSs) for enhancing the physical layer security of wireless communications systems.  ...  Simulation results show that IRSs can significantly improve physical layer security if the proposed algorithms are employed.  ...  domains, among which intelligent reflecting surfaces (IRSs) have drawn special attention for their applications in wireless communications [4] .  ... 
arXiv:1904.09573v4 fatcat:opxycinidjf3dm63nkhwyborzy

Intelligent Reflecting Surface Assisted Terahertz Communications toward 6G [article]

Zhi Chen, Boyu Ning, Chong Han, Zhongbao Tian, Shaoqian Li
2021 arXiv   pre-print
In this article, an emerging paradigm of intelligent reflecting surface (IRS) assisted THz communications is analyzed, to address the above issues, by leveraging the joint active and passive beamforming  ...  Terahertz (THz) communications have emerged as a promising candidate to support the heavy data traffic and exploding network capacity in the future 6G wireless networks.  ...  communication; f) physical layer security.  ... 
arXiv:2104.02897v4 fatcat:ivdnzcqwsfghfdw6gkbsosizoy

Towards Smart and Reconfigurable Environment: Intelligent Reflecting Surface Aided Wireless Network [article]

Qingqing Wu, Rui Zhang
2019 arXiv   pre-print
Recently, intelligent reflecting surface (IRS) has been proposed as a revolutionizing solution to address this open issue, by smartly reconfiguring the wireless propagation environment with the use of  ...  massive low-cost, passive, reflective elements integrated on a planar surface.  ...  Fig. 1 (b) shows the use of IRS for improving the physical layer security.  ... 
arXiv:1905.00152v5 fatcat:axxmqnpnbngshjloirfyihiy3q

Robust and Secure Wireless Communications via Intelligent Reflecting Surfaces [article]

Xianghao Yu, Dongfang Xu, Ying Sun, Derrick Wing Kwan Ng, Robert Schober
2020 arXiv   pre-print
In this paper, intelligent reflecting surfaces (IRSs) are employed to enhance the physical layer security in a challenging radio environment.  ...  Furthermore, our results unveil that, for physical layer security, uniformly distributing the reflecting elements among multiple IRSs is preferable over deploying them at a single IRS.  ...  Among various types of metasurfaces, intelligent reflecting surfaces (IRSs), a kind of passive metasurface, are particularly appealing and have been recently exploited for wireless communication system  ... 
arXiv:1912.01497v3 fatcat:4o2d2muq7vgsjbfh5ba24krada

Intelligent Reflecting Surface: Practical Phase Shift Model and Beamforming Optimization [article]

Samith Abeywickrama, Rui Zhang, Chau Yuen
2020 arXiv   pre-print
Intelligent reflecting surface (IRS) that enables the control of the wireless propagation environment has been looked upon as a promising technology for boosting the spectrum and energy efficiency in future  ...  Applying this new model to an IRS-aided wireless system, we formulate a problem to maximize its achievable rate by jointly optimizing the transmit beamforming and the IRS reflect beamforming.  ...  INTRODUCTION Intelligent reflecting surface (IRS) assisted wireless communication has recently emerged as a promising solution to enhance the spectrum and energy efficiency for future wireless systems.  ... 
arXiv:1907.06002v4 fatcat:657vfc25tzegxlfeaim7gf67si

Intelligent Reflecting Surface (IRS)-Enabled Covert Communications in Wireless Networks [article]

Xiao Lu, Ekram Hossain, Tania Shafique, Shaohan Feng, Hai Jiang, and Dusit Niyato
2020 arXiv   pre-print
In view of this concern, we propose an intelligent reflecting surface (IRS)-based approach to enhance communication covertness.  ...  With growing security threats to the evolving wireless systems, protecting user privacy becomes progressively challenging.  ...  The current practice of wireless security mainly relies on application/transport-layer encryption.  ... 
arXiv:1911.00986v2 fatcat:lrgreon73ngmdcbaxh2d6custu

Intelligent Reflective Surface Deployment in 6G: A Comprehensive Survey [article]

Faisal Naeem, Georges Kaddoum, Saud Khan, Komal S. Khan
2022 arXiv   pre-print
Intelligent reflecting surfaces (IRSs) are considered a promising technology that can smartly reconfigure the wireless environment to enhance the performance of future wireless networks.  ...  However, the deployment of IRSs still faces challenges due to highly dynamic and mobile unmanned aerial vehicle (UAV) enabled wireless environments to achieve higher capacity.  ...  The intelligent controller based on a field-programmable gate array (FPGA) is attached to the third layer and is used to regulate the configuration and reflection intelligently.  ... 
arXiv:2204.01152v1 fatcat:sjy7hkp3bbcsxos7rfijggwbkm

A Survey of Intelligent Reflecting Surfaces (IRSs): Towards 6G Wireless Communication Networks [article]

Jun Zhao
2019 arXiv   pre-print
Intelligent reflecting surfaces (IRSs) tune wireless environments to increase spectrum and energy efficiencies.  ...  In view of much recent attention to the IRS concept as a promising technology for 6G wireless communications, we present a survey of IRSs in this paper.  ...  IRSs for secure communications A number of recent studies [6] , [61] - [63] have leveraged IRSs to secure the physical layer of wireless communications.  ... 
arXiv:1907.04789v3 fatcat:h2pnmce46zhftg2zojmkri7opy

When Full-Duplex Transmission Meets Intelligent Reflecting Surface: Opportunities and Challenges [article]

Gaofeng Pan, Jia Ye, Jianping An, Mohamed-Slim Alouini
2020 arXiv   pre-print
Nowadays, benefiting from the recent development of intelligent reflecting surface (IRS), some unique electromagnetic (EM) functionalities, like wavefront shaping, focusing, anomalous reflection, absorption  ...  , frequency shifting, and nonreciprocity can be realized by soft-controlled elements at the IRS, showing the capability of reconfiguring the wireless propagation environment with no hardware cost and nearly  ...  Then, following physical layer security theory, there are some promising application scenarios for FD-enabled FD transmission to safeguard information security from the perspective of the physical layer  ... 
arXiv:2005.12561v1 fatcat:uamgdhnwsvftrn5b5m77vgbl7m

Truly Intelligent Reflecting Surface-Aided Secure Communication Using Deep Learning [article]

Yizhuo Song, Muhammad R. A. Khandaker, Faisal Tariq, Kai-Kit Wong, Apriana Toding
2021 arXiv   pre-print
This paper considers machine learning for physical layer security design for communication in a challenging wireless environment.  ...  The radio environment is assumed to be programmable with the aid of a meta material-based intelligent reflecting surface (IRS) allowing customisable path loss, multi-path fading and interference effects  ...  We have introduced a truly intelligent reflecting surface aided secure communication system.  ... 
arXiv:2004.03056v2 fatcat:umbnqrsxp5hf5c4ptia3c3mvn4

Truly Intelligent Reflecting Surface-Aided Secure Communication Using Deep Learning

Yizhuo Song, Muhammad R. A. Khandaker, Faisal Tariq, Kai-Kit Wong, Apriana Toding
2021 2021 IEEE 93rd Vehicular Technology Conference (VTC2021-Spring)  
This paper considers machine learning for physical layer security design for communication in a challenging wireless environment.  ...  The radio environment is assumed to be programmable with the aid of a meta material-based intelligent reflecting surface (IRS) allowing customisable path loss, multipath fading and interference effects  ...  We have introduced a truly intelligent reflecting surface aided secure communication system.  ... 
doi:10.1109/vtc2021-spring51267.2021.9448826 fatcat:fbs43devjjanjlknuoq7awu4qi

Towards Smart Wireless Communications via Intelligent Reflecting Surfaces: A Contemporary Survey [article]

Shimin Gong, Xiao Lu, Dinh Thai Hoang, Dusit Niyato, Lei Shu, Dong In Kim, Ying-Chang Liang
2020 arXiv   pre-print
This paper presents a literature review on recent applications and design aspects of the intelligent reflecting surface (IRS) in the future wireless networks.  ...  Hence, it can actively control the signal propagation properties in favor of signal reception, and thus realize the notion of a smart radio environment.  ...  Several physical layer building-block technologies for a programmable wireless environment are implemented and evaluated in [25] .  ... 
arXiv:1912.07794v2 fatcat:r76gsjgpovhhbgexlkdd3y5pqu

Secure Visible Light Communications via Intelligent Reflecting Surfaces [article]

Lei Qian, Xuefen Chi, Linlin Zhao, Anas Chaaban
2021 arXiv   pre-print
Intelligent reflecting surfaces (IRS) can improve the physical layer security (PLS) by providing a controllable wireless environment.  ...  In this paper, we propose a novel PLS technique with the help of IRS implemented by an intelligent mirror array for the visible light communication (VLC) system.  ...  Consisting a number of low-cost passive reflecting elements, an IRS can reconfigure the wireless propagation environment via intelligently controlled reflection [12] .  ... 
arXiv:2101.12390v1 fatcat:yuzn6awdgjfelixea666kezrey
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