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相关论文: Secure Outage Analysis for RIS-Aided MISO Systems …

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This paper analyzes the stochastic security performance of a multiple-input multiple-output (MIMO) integrated sensing and communication (ISAC) system in a downlink scenario. A base station (BS) transmits a multi-functional signal to…

信息论 · 计算机科学 2025-04-15 Marziyeh Soltani , Mahtab Mirmohseni , Rahim Tafazolli

This paper investigates the physical layer security of non-orthogonal multiple access (NOMA) in large-scale networks with invoking stochastic geometry. Both single-antenna and multiple-antenna aided transmission scenarios are considered,…

信息论 · 计算机科学 2017-01-10 Yuanwei Liu , Zhijin Qin , Maged Elkashlan , Yue Gao , Lajos Hanzo

This letter investigates secure transmission in an intelligent reflecting surface (IRS) assisted non-orthogonal multiple access (NOMA) network. Consider a practical eavesdropping scenario with imperfect channel state information of the…

信息论 · 计算机科学 2020-09-02 Zheng Zhang , Lu Lv , Qingqing Wu , Hao Deng , Jian Chen

This paper studies the design and secrecy performance of linear multihop networks, in the presence of randomly distributed eavesdroppers in a large-scale two-dimensional space. Depending on whether there is feedback from the receiver to the…

信息论 · 计算机科学 2017-11-07 Jianping Yao , Xiangyun Zhou , Yuan Liu , Suili Feng

This work focuses on the downlink of a single-cell multi-user system in which a base station (BS) equipped with $M$ antennas communicates with $K$ single-antenna users through a reconfigurable intelligent surface (RIS) installed in the…

信息论 · 计算机科学 2019-12-09 Qurrat-Ul-Ain Nadeem , Abla Kammoun , Anas Chaaban , Merouane Debbah , Mohamed-Slim Alouini

Intelligent reflective surface (IRS) technology is emerging as a promising performance enhancement technique for next-generation wireless networks. Hence, we investigate the physical layer security of the downlink in IRS-aided…

信号处理 · 电气工程与系统科学 2020-11-09 Zhiqing Tang , Tianwei Hou , Yuanwei Liu , Jiankang Zhang , Lajos Hanzo

This work studies a beamforming design for downlink transmission of a multi-user multiple-input single-output (MISO) system where each legitimate user employs a power splitting (PS) based simultaneous wireless information and power transfer…

信息论 · 计算机科学 2018-09-13 Miao Zhang , Kanapathippillai Cumanan , Lei Ni , Hang Hu Alister G. Burr , Zhiguo Ding

In this paper, we investigate secure and reliable transmission strategies for multi-cell multi-user massive multiple-input multiple-output (MIMO) systems with a multi-antenna active eavesdropper. We consider a time-division duplex system…

信息论 · 计算机科学 2016-05-12 Yongpeng Wu , Robert Schober , Derrick Wing Kwan Ng , Chengshan Xiao , Giuseppe Caire

Reconfigurable intelligent surface (RIS) has emerged as a key enabler for providing signal coverage, energy efficiency, reliable communication, and physical layer security (PLS) in next-generation wireless communication networks. This paper…

信号处理 · 电气工程与系统科学 2025-12-01 Ahmet Muaz Aktas , Sefa Kayraklik , Sultangali Arzykulov , Galymzhan Nauryzbayev , Ibrahim Hokelek , Ali Gorcin

Physical layer security in reconfigurable intelligent surface (RIS)-assisted wireless systems can be improved through coordinated control of signal transmission and RIS configuration. In this work, the base station simultaneously transmits…

信号处理 · 电气工程与系统科学 2026-05-27 Mustafa Furkan Beker , Ahmet Muaz Aktas , Sefa Kayraklik , Sultangali Arzykulov

As an effective way to enhance the physical layer security (PLS) for the broadcast channel (BC), regularized zero-forcing (RZF) precoding has attracted much attention. However, the reliability performance, i.e., secrecy outage probability…

信息论 · 计算机科学 2025-11-17 Xin Zhang , Shenghui Song , Yonina C. Eldar

This work considers a multiple-input-single-output mmWave RSMA system wherein a base station serves two users in the presence of a passive eavesdropper. Different eavesdropping scenarios are considered corresponding to the overlapped…

信息论 · 计算机科学 2024-02-27 Hongjiang Lei , Sha Zhou , Xinhu Chen , Imran Shafique Ansari , Yun Li , Gaofeng Pan , Mohamed-Slim Alouini

Information theoretic secrecy is combined with cryptographic secrecy to create a secret-key exchange protocol for wireless networks. A network of transmitters, which already have cryptographically secured channels between them, cooperate to…

密码学与安全 · 计算机科学 2016-11-15 Toni Draganov Stojanovski , Ninoslav Marina

Reconfigurable intelligent surface (RIS) assisted radio is considered as an enabling technology with great potential for the sixth-generation (6G) wireless communications standard. The achievable secrecy rate (ASR) is one of the most…

信息论 · 计算机科学 2021-06-01 Vaibhav Kumar , Mark F. Flanagan , Derrick Wing Kwan Ng , Le-Nam Tran

In this letter, we study the outage probability of intelligent reflecting surface (IRS) assisted full duplex two-way communication systems, which characterizes the performance of overcoming the transmitted data loss caused by long deep…

信息论 · 计算机科学 2021-08-09 Binyu Lu , Rui Wang , Yiming Liu

The physical-layer security issue in the multiple non-regenerative wireless-powered relay (WPR) networks is investigated in this letter, where the idle relay is treated as a potential eavesdropper. To guarantee secure communication, the…

信息论 · 计算机科学 2015-07-08 Mingxiong Zhao , Xiangfeng Wang , Suili Feng

This letter investigates the secure communication in a reconfigurable intelligent surface (RIS)-aided multiuser massive multiple-input multiple-output (MIMO) system exploiting artificial noise (AN). We first derive a closed-form expression…

信息论 · 计算机科学 2023-01-11 Dan Yang , Jindan Xu , Wei Xu , Yongming Huang , Zhaohua Lu

This work studies the achievable secure rate per source-destination pair in wireless networks. First, a path loss model is considered, where the legitimate and eavesdropper nodes are assumed to be placed according to Poisson point processes…

信息论 · 计算机科学 2010-04-13 O. Ozan Koyluoglu , C. Emre Koksal , Hesham El Gamal

This paper investigates the potential of movable antennas (MAs) to enhance physical layer security within a multiple-input multiple-output multiple-antenna eavesdropper (MIMOME) system. We consider a practical scenario where the transmitter…

信息论 · 计算机科学 2026-01-22 Lei Xie , Peilan Wang , Guanxiong Shen , Guyue Li , Weidong Mei , Liquan Chen

In this paper, we study using Destination Artificial Noise (DAN) besides Source Artificial Noise (SAN) to enhance physical layer secrecy with an outage probability based approach. It is assumed that all nodes in the network (i.e. source,…

信息论 · 计算机科学 2017-04-12 Ali Rahmanpour , Vahid T. Vakili , S. Mohammad Razavizadeh