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相关论文: Covert Beamforming Design for Integrated Radar Sen…

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In this paper, an integrated sensing and communication (ISAC) system is investigated. Initially, we introduce a design criterion wherein sensing data acquired from the preceding time slot is employed for instantaneous optimal beamforming in…

计算几何 · 计算机科学 2024-10-08 Shengcai Zhou , Luping Xiang , Kun Yang

This paper considers unmanned aerial vehicle (UAV)-carried intelligent reflecting surface (IRS) for secure data collection in wireless sensor networks. An eavesdropper (Eve) lurks within the vicinity of the main receiver (Bob) while several…

信息论 · 计算机科学 2021-01-19 Christantus O. Nnamani , Muhammad R. A. Khandaker , Mathini Sellathurai

This paper proposes a secure integrated sensing and communications (ISAC) framework for multi-user systems with multiple communication users (CUs) and adversarial targets, where the design problem is formulated to maximize secrecy rate…

In this letter, we consider the coexistence and spectrum sharing between downlink multi-user multiple-input-multiple-output (MU-MIMO) communication and a MIMO radar. For a given performance requirement of the downlink communication system,…

信息论 · 计算机科学 2017-07-04 Fan Liu , Christos Masouros , Ang Li , Tharmalingam Ratnarajah

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…

信息论 · 计算机科学 2020-05-28 Jingping Qiao , Mohamed-Slim Alouini

This paper proposes a transmit beamforming strategy for the integrated sensing and communication (ISAC) systems enabled by the novel stacked intelligent metasurface (SIM) architecture, where the base station (BS) simultaneously performs…

信号处理 · 电气工程与系统科学 2025-06-17 Shunyu Li , Fan Zhang , Tianqi Mao , Rui Na , Zhaocheng Wang , George K. Karagiannidis

We consider transmit beamforming and reflection pattern design in reconfigurable intelligent surface (RIS)-assisted integrated sensing and communication (ISAC) systems to jointly precode communication symbols and radar waveforms. We treat…

信号处理 · 电气工程与系统科学 2022-06-16 R. S. Prasobh Sankar , Sundeep Prabhakar Chepuri , Yonina C. Eldar

In this paper, we propose a green beamforming design for the integrated sensing and communication (ISAC) system, using beam-matching error to assess radar performance. The beam-matching error metric, which considers the mean square error…

信号处理 · 电气工程与系统科学 2023-10-24 Luping Xiang , Ke Xu , Jie Hu , Kun Yang

Intelligent reflection surface (IRS) has recently been recognized as a promising technique to enhance the performance of wireless systems due to its ability of reconfiguring the signal propagation environment. However, the perfect channel…

信号处理 · 电气工程与系统科学 2021-08-10 Gui Zhou , Cunhua Pan , Hong Ren , Kezhi Wang , Arumugam Nallanathan

Integrated sensing and communication (ISAC) has been widely recognized as one of the key technologies for 6G wireless networks. In this paper, we focus on the waveform design of ISAC system, which can realize radar sensing while also…

信号处理 · 电气工程与系统科学 2025-04-09 Jiangtao Wang , Xuyang Zhao , Muyu Mei , Yongchao Wang

The integration of sensing and communication enables wireless communication systems to serve environment-aware applications. In this paper, we propose to leverage sensing to enhance physical layer security (PLS) in multiuser communication…

信息论 · 计算机科学 2023-12-27 Dongfang Xu , Yiming Xu , Zhiqiang Wei , Shenghui Song , Derrick Wing Kwan Ng

This paper investigates the spectrum sharing between a multiple-input single-output (MISO) secure communication system and a multiple-input multiple-output (MIMO) radar system in the presence of one suspicious eavesdropper. We jointly…

信息论 · 计算机科学 2024-01-29 Peng Liu , Zesong Fei , Xinyi Wang , Zhong Zheng , Xiangnan Li , Jie Xu

In this paper, we consider joint antenna allocation and transmit beamforming design in secure integrated sensing and communication (ISAC) systems. A dual-function base station (DFBS) aims to securely deliver messages to a single-antenna…

网络与互联网体系结构 · 计算机科学 2024-10-03 Yunxiang Shi , Lixin Li , Wensheng Lin , Wei Liang , Zhu Han

This paper studies a multi-target multi-user integrated sensing and communication (ISAC) system where a multi-antenna base station (BS) communicates with multiple single-antenna users in the downlink and senses the unknown and random angle…

信息论 · 计算机科学 2025-07-01 Jiayi Yao , Shuowen Zhang

This paper explores an integrated sensing and communication (ISAC) system with backscattering RFID tags. In this setup, an access point employs communication beams to serve communication users while leveraging a sensing beam to interrogate…

信号处理 · 电气工程与系统科学 2026-04-17 Hao Luo , Umut Demirhan , Ahmed Alkhateeb

In this paper, we investigate the realization of covert communication in a general radar-communication cooperation system, which includes integrated sensing and communications as a special example. We explore the possibility of utilizing…

信息论 · 计算机科学 2024-01-04 Xinyi Wang , Zesong Fei , Peng Liu , J. Andrew Zhang , Qingqing Wu , Nan Wu

This paper studies a multi-antenna network integrated sensing and communication (ISAC) system, in which a set of multi-antenna base stations (BSs) employ the coordinated transmit beamforming to serve their respectively associated…

信息论 · 计算机科学 2022-11-03 Gaoyuan Cheng , Jie Xu

The integration of sensing and communication (ISAC) functionalities have recently gained significant research interest as a hardware-, power-, spectrum- and cost- efficient solution. This experimental work focuses on a dual-functional radar…

信号处理 · 电气工程与系统科学 2022-02-10 Tongyang Xu , Fan Liu , Christos Masouros , Izzat Darwazeh

With the evolution of integrated sensing and communication (ISAC) technology, a growing number of devices go beyond conventional communication functions with sensing abilities. Therefore, future networks are divinable to encounter new…

信号处理 · 电气工程与系统科学 2024-04-09 Teng Ma , Yue Xiao , Xia Lei , Ming Xiao

In reconfigurable intelligent surface (RIS) aided millimeter-wave (mmWave) communication systems, in order to overcome the limitation of the conventional channel state information (CSI) acquisition techniques, this paper proposes a location…

信息论 · 计算机科学 2024-10-28 Zhe Xing , Rui Wang , Xiaojun Yuan , Jun Wu