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Related papers: Movable-Element STARS-Aided Secure Communications

200 papers

This paper investigates movable antenna (MA) empowered secure transmission in near-field multiple-input multiple-output (MIMO) communication systems, where the base station (BS) equipped with an MA array transmits confidential information…

Information Theory · Computer Science 2025-09-03 Yaodong Ma , Kai Liu , Yanming Liu , Lipeng Zhu

A novel movable antenna (MA)-aided secure transmission framework is proposed to enhance the secrecy transmission rate without relying on the eavesdropper's channel state information. Within this framework, a joint beamforming and jamming…

Signal Processing · Electrical Eng. & Systems 2024-12-30 Zhenqiao Cheng , Chongjun Ouyang , Xingqi Zhang

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…

Information Theory · Computer Science 2026-01-22 Lei Xie , Peilan Wang , Guanxiong Shen , Guyue Li , Weidong Mei , Liquan Chen

A movable antennas (MAs)-enabled secure multiuser transmission framework is developed to enhance physical-layer security. Novel expressions are derived to characterize the achievable sum secrecy rate based on the secure channel coding…

Information Theory · Computer Science 2026-01-12 Zhenqiao Cheng , Chongjun Ouyang , Boqun Zhao , Xingqi Zhang

This paper proposes a secure indoor communication scheme based on simultaneous transmitting and reflecting intelligent reflecting surface (STAR-IRS). Specifically, a transmitter (Alice) sends confidential information to its intended user…

Signal Processing · Electrical Eng. & Systems 2025-10-15 Yanan Du , Zeyang Sun , Yilan Zhang , Sai Xu , Beiyuan Liu

This paper studies an extremely large-scale reconfigurable intelligent surface (XL-RIS)-aided near-field physical layer security (PLS) communication system, aiming to maximize the secrecy rate by jointly optimizing precoding vector at the…

Information Theory · Computer Science 2026-03-09 Xiaotong Xu , Qian Zhang , Yunxiao Li , Xuejun Cheng , Meihui Liu , Ju Liu

This article proposes a novel strategy for enhancing secure wireless communication through the use of a simultaneously transmitting and reflecting reconfigurable intelligent surface (STAR-RIS) in a multiple-input single-output system. In…

Systems and Control · Electrical Eng. & Systems 2024-10-02 Zahra Rostamikafaki , Francois Chan , Claude D'Amours

Simultaneously transmitting and reflecting reconfigurable intelligent surface (STAR-RIS) assisted non-orthogonal multiple access (NOMA) communication systems are investigated in its vicinity, where a STAR-RIS is deployed within a predefined…

Signal Processing · Electrical Eng. & Systems 2022-06-28 Qiling Gao , Yuanwei Liu , Xidong Mu , Min Jia , Dongbo Li , Lajos Hanzo

Physical layer security (PLS) technologies are expected to play an important role in the next-generation wireless networks, by providing secure communication to protect critical and sensitive information from illegitimate devices. In this…

Information Theory · Computer Science 2023-09-12 Yun Wen , Gaojie Chen , Sisai Fang , Zheng Chu , Pei Xiao , Rahim Tafazolli

A simultaneously transmitting and reflecting reconfigurable intelligent surface (STAR-RIS) aided communication system is investigated, where an access point sends information to two users located on each side of the STAR-RIS. Different from…

Information Theory · Computer Science 2022-09-14 Yuanwei Liu , Xidong Mu , Robert Schober , H. Vincent Poor

This paper considers a movable antenna (MA)-aided secure multiple-input multiple-output (MIMO) communication system consisting of a base station (BS), a legitimate information receiver (IR) and an eavesdropper (Eve), where the BS is…

Information Theory · Computer Science 2024-03-08 Jun Tang , Cunhua Pan , Yang Zhang , Hong Ren , Kezhi Wang

In this paper, we investigate simultaneously transmitting and reflecting reconfigurable intelligent surfaces (STAR-RIS), which enables to communicate with users both sides by transmitting signals to users forward and reflecting signals to…

Information Theory · Computer Science 2021-12-14 Ruitianyi Lu , Kehao Wang

\underline{S}imultaneous \underline{t}ransmitting \underline{a}nd \underline{r}eflecting \underline{s}urface (STARS)-assisted systems have emerged to fill this gap by providing $ 360^{\circ}$ wireless coverage. In parallel, full-duplex (FD)…

This work peruses a simultaneous transmitting and reflecting reconfigurable intelligent surface (STAR-RIS) based wireless system wherein untrusted energy harvesting nodes wiretap the legitimate signal. The achievable secrecy rate and the…

Information Theory · Computer Science 2022-10-18 Mohammad Reza Kavianinia , Mohammad Javad Emadi

This work demonstrates the effectiveness of a novel simultaneous transmission and reflection reconfigurable intelligent surface (STAR-RIS) in Full-Duplex (FD) aided communication system. The objective is to minimize the total transmit power…

Signal Processing · Electrical Eng. & Systems 2022-03-15 Yiru Wang , Pengxin Guan , Hongkang Yu , Yuping Zhao

This paper investigates the potential of unmanned aerial vehicles (UAVs) equipped with movable-antenna (MA) arrays to strengthen security in wireless communication systems. We propose a novel framework that jointly optimizes the UAV…

Signal Processing · Electrical Eng. & Systems 2025-07-29 Sanghyeok Kim , Jinu Gong , Joonhyuk Kang

This letter focuses on the secure transmission for an intelligent reflecting surface (IRS)-assisted millimeter-wave (mmWave) and terahertz (THz) systems, in which a base station (BS) communicates with its destination via an IRS, in the…

Information Theory · Computer Science 2020-05-28 Jingping Qiao , Mohamed-Slim Alouini

This paper investigates the secure transmission in a simultaneously transmitting and reflecting reconfigurable intelligent surface (STAR-RIS) assisted uplink non-orthogonal multiple access system, where the legitimate users send…

Information Theory · Computer Science 2021-11-05 Zheng Zhang , Jian Chen , Yuanwei Liu , Qingqing Wu , Bingtao He , Long Yang

Simultaneously transmitting and reflecting reconfigurable intelligent surfaces (STAR-RISs) enable full-space coverage but also expose wireless transmissions to security from multiple spatial directions. This paper investigates a…

Information Theory · Computer Science 2026-04-01 Huiyun Xia , Yijie Mao , Sai Xu , Shuai Han , Hongbo Zhu

Programmable metasurfaces and adjustable antennas are promising technologies. The security of a rotatable array system is investigated in this paper. A dual-base-station (BS) architecture is adopted, in which the BSs collaboratively perform…

Signal Processing · Electrical Eng. & Systems 2025-11-18 Maolin Li , Feng Shu , Minghao Chen , Cunhua Pan , Fuhui Zhou , Yongpeng Wu , Liang Yang