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相关论文: Exploiting Full-duplex Receivers for Achieving Sec…

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A wireless communication network is considered, consisting of a source (Alice), a destination (Bob) and an eavesdropper (Eve), each equipped with a single antenna. The communication is assisted by multiple helpers, each equipped with two…

信息论 · 计算机科学 2012-03-01 Shuangyu Luo , Jiangyuan Li , Athina Petropulu

In this paper, we study the design of secure communication for time division duplexing multi-cell multi-user massive multiple-input multiple-output (MIMO) systems with active eavesdropping. We assume that the eavesdropper actively attacks…

信息论 · 计算机科学 2018-01-23 Yongpeng Wu , Chao-Kai Wen , Wen Chen , Shi Jin , Robert Schober , Giuseppe Caire

In this paper, we consider multiuser multiple-input single-output (MISO) interference channel where the received signal is divided into two parts for information decoding and energy harvesting (EH), respectively. The transmit beamforming…

信息论 · 计算机科学 2022-10-17 Ming-Min Zhao , Yunlong Cai , Qingjiang Shi , Benoit Champagne , Min-Jian Zhao

In this paper, we investigate opportunistic relaying and jamming techniques and develop relay selection algorithms that maximize the secrecy rate for multiuser buffer-aided relay networks. We develop an approach to maximize the secrecy rate…

信息论 · 计算机科学 2020-11-19 X. Lu , R. C. de Lamare

In this paper we investigate cooperative secure communications in a four-node cognitive radio network where the secondary receiver is treated as a potential eavesdropper with respect to the primary transmission. The secondary user is…

信息论 · 计算机科学 2016-08-06 Pin-Hsun Lin , Frédéric Gabry , Ragnar Thobaben , Eduard A. Jorswieck , Mikael Skoglund

In this letter, we investigate the robust and secure beamforming (RSBF) in an intelligent reflecting surface (IRS) aided millimeter wave (mmWave) multiple input single output (MISO) system, where multiple single antenna eavesdroppers (Eves)…

信息论 · 计算机科学 2020-03-26 Xingbo Lu , Weiwei Yang , Xinrong Guan , Qingqing Wu , Yueming Cai

This paper considers artificial noise (AN)-aided transmit designs for multi-user MISO systems in the eyes of service integration. Specifically, we combine two sorts of services, and serve them simultaneously: one multicast message intended…

信息论 · 计算机科学 2017-02-28 Weidong Mei , Zhi Chen , Lingxiang Li , Jun Fang , Shaoqian Li

We consider a source (Alice) trying to communicate with a destination (Bob), in a way that an unauthorized node (Eve) cannot infer, based on her observations, the information that is being transmitted. The communication is assisted by…

We study a multi-antenna broadcast channel with two legitimate receivers and an external eavesdropper. We assume that the channel matrix of the eavesdropper is unknown to the legitimate terminals but satisfies a maximum rank constraint. As…

信息论 · 计算机科学 2016-11-15 Xiang He , Ashish Khisti , Aylin Yener

This paper analyzes the secrecy performance of a reconfigurable intelligent surface (RIS) assisted wireless communication system with a friendly jammer in the presence of an eavesdropper. The friendly jammer enhances the secrecy by…

信息论 · 计算机科学 2022-08-03 Burhan Wafai , Chinmoy Kundu , Ankit Dubey , Mark F. Flanagan

The problem of secure multiterminal source coding with side information at the eavesdropper is investigated. This scenario consists of a main encoder (referred to as Alice) that wishes to compress a single source but simultaneously…

信息论 · 计算机科学 2013-11-11 Joffrey Villard , Pablo Piantanida

This paper studies secrecy rate optimization in a wireless network with a single-antenna source, a multi-antenna destination and a multi-antenna eavesdropper. This is an unfavorable scenario for secrecy performance as the system is…

信息论 · 计算机科学 2016-08-24 Gan Zheng , Ioannis Krikidis , Jiangyuan Li , Athina P. Petropulu , Bjorn Ottersten

We consider a wiretap multiple-input multiple-output multiple-eavesdropper (MIMOME) channel, where agent Alice aims at transmitting a secret message to agent Bob, while leaking no information on it to an eavesdropper agent Eve. We assume…

信息论 · 计算机科学 2014-04-15 Francesco Renna , Nicola Laurenti , Stefano Tomasin

The problem of secure lossy source-channel wiretapping with arbitrarily correlated side informations at both receivers is investigated. This scenario consists of an encoder (referred to as Alice) that wishes to compress a source and send it…

信息论 · 计算机科学 2011-10-11 Joffrey Villard , Pablo Piantanida , Shlomo Shamai

In this paper, we consider the transmitter optimization problem in slow fading multiple-input-single-output (MISO) wiretap channel. The source transmits a secret message intended for $K$ users in the presence of $J$ non-colluding…

信息论 · 计算机科学 2016-02-02 Sanjay Vishwakarma , A. Chockalingam

This paper considers wireless-powered cooperative jamming (CJ) to secure communication between a transmitter (Tx) and an information receiver (IR), in the presence of an energy receiver (ER) which is termed as a potential eavesdropper. The…

信息论 · 计算机科学 2017-02-21 Mengyu Liu , Yuan Liu

Due to the broadcast nature of wireless communications, physical layer security has always been a fundamental but challenging problem. Recent advance of Intelligent Reflecting Surface (IRS) introduces a new dimension for secure…

信号处理 · 电气工程与系统科学 2020-10-29 Jian Li , Lan Zhang , Kaiping Xue , Yuguang Fang

This letter investigates the secret communication problem for a fluid antenna system (FAS)-assisted wiretap channel, where the legitimate transmitter transmits an information-bearing signal to the legitimate receiver, and at the same time,…

This paper consider a new secure communication scene where a full-duplex transmitter (Alan) need to transmit confidential information to a half-duplex receiver (Bob), with a silent eavesdropper (Eve) that tries to eavesdrop the confidential…

网络与互联网体系结构 · 计算机科学 2017-10-20 Xinyue Hu , Caihong Kai , Shengli Zhang , Zhongyi Guo , Jun Gao

In this paper, we consider a two-way wiretap Multi-Input Multi-Output Multi-antenna Eve (MIMOME) channel, where both nodes (Alice and Bob) transmit and receive in an in-band full-duplex (IBFD) manner. For this system with keyless security,…

信息论 · 计算机科学 2024-03-12 Navneet Garg , Haifeng Luo , Tharmalingam Ratnarajah