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To empower the low-altitude economy with high-accuracy sensing and high-rate communication, this paper proposes a cooperative integrated sensing and communication (ISAC) framework for aerial-ground networks. In the proposed system, the…

系统与控制 · 电气工程与系统科学 2025-06-26 Fangzhi Li , Zhichu Ren , Cunhua Pan , Hong Ren , Jing Jin , Qixing Wang , Jiangzhou Wang

Integrated sensing and communication (ISAC) is an enabling technology for the sixth-generation mobile communications, which equips the wireless communication networks with sensing capabilities. In this paper, we investigate transmit…

信号处理 · 电气工程与系统科学 2024-06-19 Chunwei Meng , Zhiqing Wei , Dingyou Ma , Wanli Ni , Liyan Su , Zhiyong Feng

This paper investigates a practical partially-connected hybrid beamforming transmitter for integrated sensing and communication (ISAC) with distortion from nonlinear power amplification. For this ISAC system, we formulate a communication…

信号处理 · 电气工程与系统科学 2025-07-21 Zeyuan Zhang , Yue Xiu , Phee Lep Yeoh , Guangyi Liu , Zixing Wu , Ning Wei

In this paper, we investigate the intelligent reflecting surface (IRS)/reconfigurable intelligent surface (RIS)-aided integrated sensing and communication (ISAC) system based on sensing mutual information (MI). Specifically, the base…

信号处理 · 电气工程与系统科学 2025-04-03 Jin Li , Gui Zhou , Tantao Gong , Nan Liu , Rui Zhang

This paper studies an 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 information of a target…

信息论 · 计算机科学 2026-04-27 Chan Xu , Shuowen Zhang

The idea of Integrated Sensing and Communication (ISAC) offers a promising solution to the problem of spectrum congestion in future wireless networks. This paper studies the integration of intelligent reflective surfaces (IRS) with ISAC…

信号处理 · 电气工程与系统科学 2023-09-06 Mahmoud AlaaEldin , Emad Alsusa , Karim G. Seddik , Christos Masouros , Iman Valiulahi

This paper examines linear beamforming methods for secure communications in a multiuser wiretap channel with a single transmitter, multiple legitimate receivers, and a single eavesdropper, where all nodes are equipped with multiple…

信息论 · 计算机科学 2009-10-15 Amitav Mukherjee , A. Lee Swindlehurst

In this paper, collaborative use of relays to form a beamforming system with the aid of perfect channel state information (CSI) and to provide physical-layer security is investigated. In particular, a decode-and-forward-based relay…

信息论 · 计算机科学 2009-10-22 Junwei Zhang , Mustafa Cenk Gursoy

This paper studies a communication-centric integrated sensing and communication (ISAC) system, where a multi-antenna base station (BS) simultaneously performs downlink communication and target detection. A novel target detection and…

信息论 · 计算机科学 2024-02-21 Meng Hua , Qingqing Wu , Wen Chen , Abbas Jamalipour , Celimuge Wu , Octavia A. Dobre

Simultaneous transmitting and reflecting reconfigurable intelligent surfaces (STAR-RIS) offer a transformative approach for integrated sensing and communication (ISAC) systems, particularly for enhancing physical layer security (PLS). This…

信号处理 · 电气工程与系统科学 2026-03-10 Rakesh Ranjan , Anshu Mukherjee , Manjesh K. Hanawal , Keshav Singh , Ioannis Krikidis

This paper investigates flexible beamforming design in an integrated sensing and communication (ISAC) network with movable antennas (MAs). A bistatic radar system is integrated into a multi-user multiple-input-single-output (MU-MISO)…

信号处理 · 电气工程与系统科学 2024-05-20 Wanting Lyu , Songjie Yang , Yue Xiu , Zhongpei Zhang , Chadi Assi , Chau Yuen

In this paper, we investigate the robust outage constrained transmission design for an intelligent reflecting surface (IRS) aided secure communication system. We assume that a single-antenna legitimate receiver (Bob) served by a…

信号处理 · 电气工程与系统科学 2024-10-30 Sheng Hong , Cunhua Pan , Gui Zhou , Hong Ren , Kezhi Wang

Integrated sensing and communications (ISAC) is envisioned as a key technology for future wireless communications. In this paper, we consider a downlink monostatic ISAC system wherein the base station serves multiple communications users…

信息论 · 计算机科学 2024-07-30 Tianyu Fang , Nhan Thanh Nguyen , Markku Juntti

Detecting weak targets is one of the main challenges for integrated sensing and communication (ISAC) systems. Sensing and communication suffer from a performance trade-off in ISAC systems. As the communication demand increases, sensing…

信号处理 · 电气工程与系统科学 2024-11-04 Zongyao Zhao , Zhenyu Liu , Rui Jiang , Zhongyi Li , Xiao-Ping Zhang , Xinke Tang , Yuhan Dong

Provisioning secrecy for all users, given the heterogeneity in their channel conditions, locations, and the unknown location of the attacker/eavesdropper, is challenging and not always feasible. The problem is even more difficult under…

信号处理 · 电气工程与系统科学 2025-08-22 Monir Abughalwa , Diep N. Nguyen , Dinh Thai Hoang , Van-Dinh Nguyen , Ming Zeng , Quoc-Viet Pham , Eryk Dutkiewicz

In this paper, collaborative use of relays to form a beamforming system with the aid of perfect channel state information (CSI) and to provide communication in physicallayer security between a transmitter and two receivers is investigated.…

信息论 · 计算机科学 2010-04-07 Junwei Zhang , Mustafa Cenk Gursoy

Conventional policy for configuring an intelligent reflecting surface (IRS) typically requires channel state information (CSI), thus incurring substantial overhead costs and facing incompatibility with the current network protocols. This…

信息论 · 计算机科学 2024-07-18 Fan Xu , Jiawei Yao , Wenhai Lai , Kaiming Shen , Xin Li , Xin Chen , Zhi-Quan Luo

A novel modular extremely large-scale multiple-input-multiple-output (XL-MIMO) integrated sensing and communication (ISAC) framework is proposed in this paper. We consider a downlink ISAC scenario and exploit the modular array architecture…

信号处理 · 电气工程与系统科学 2025-07-16 Chunwei Meng , Dingyou Ma , Zhaolin Wang , Yuanwei Liu , Zhiqing Wei , Zhiyong Feng

In this letter, we investigate the robust beamforming design for an integrated sensing and communication (ISAC) system featuring low-resolution digital-to-analog converters (DACs) and analog-to-digital converters (ADCs). Taking into account…

信号处理 · 电气工程与系统科学 2025-07-22 Tiantian Xu , Zhenyao He , Jindan Xu , Wei Xu , Jianfeng Wang , Derrick Wing Kwan Ng

Different from conventional radar, the cellular network in the integrated sensing and communication (ISAC) system enables collaborative sensing by multiple sensing nodes, e.g., base stations (BSs). However, existing works normally assume…

信号处理 · 电气工程与系统科学 2023-05-10 Yiming Xu , Dongfang Xu , Lei Xie , Shenghui Song