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Movable antenna (MA) has shown significant potential for improving the performance of integrated sensing and communication (ISAC) systems. In this paper, we model an MA-aided ISAC system operating in a communication full-duplex mono-static…

Information Theory · Computer Science 2025-05-22 Size Peng , Yin Xu , Guanli Yi , Cixiao Zhang , Dazhi He , Wenjun Zhang

This paper investigates the optimization of reconfigurable intelligent surface (RIS) in an integrated sensing and communication (ISAC) system. \red{To meet the demand of growing number of devices, power domain non-orthogonal multiple access…

Signal Processing · Electrical Eng. & Systems 2023-09-13 Wanting Lyu , Yue Xiu , Xinyang Li , Songjie Yang , Phee Lep Yeoh , Yonghui Li , Zhongpei Zhang

This paper explores the potential of the intelligent reflecting surface (IRS) in realizing multi-user concurrent communication and localization, using the same time-frequency resources. Specifically, we propose an IRS-enabled multi-user…

Information Theory · Computer Science 2022-11-23 Zhouyuan Yu , Xiaoling Hu , Chenxi Liu , Mugen Peng , Caijun Zhong

Future wireless networks are poised to transform into integrated sensing and communication (ISAC) networks, unlocking groundbreaking services such as digital twinning. To harness the full potential of ISAC networks, it is essential to…

Information Theory · Computer Science 2024-10-31 Jie Yang , Hang Que , Tao Du , Le Liang , Xiao Li , Chao-Kai Wen , Shi Jin

This paper studies the exploitation of networked integrated sensing and communications (ISAC) to support low-altitude economy (LAE), in which a set of networked ground base stations (GBSs) transmit wireless signals to cooperatively…

Signal Processing · Electrical Eng. & Systems 2024-05-14 Gaoyuan Cheng , Xianxin Song , Zhonghao Lyu , Jie Xu

A non-orthogonal multiple access (NOMA)-inspired integrated sensing and communication (ISAC) framework is proposed, where a dual-functional base station (BS) transmits the composite communication and sensing signals. In contrast to treating…

Information Theory · Computer Science 2022-08-02 Zhaolin Wang , Xidong Mu , Yuanwei Liu , Zhiguo Ding

Integrated sensing and communication (ISAC) is one of the usage scenarios for the sixth generation (6G) wireless networks. In this paper, we study cooperative ISAC in cell-free multiple-input multiple-output (MIMO) systems, where multiple…

Signal Processing · Electrical Eng. & Systems 2024-10-15 Zihuan Wang , Vincent W. S. Wong

In this paper, we propose a low-complexity and fast hybrid beamforming design for joint communications and sensing (JCAS) based on deep unfolding. We first derive closed-form expressions for the gradients of the communications sum rate and…

Signal Processing · Electrical Eng. & Systems 2024-11-28 Nhan Thanh Nguyen , Ly V. Nguyen , Nir Shlezinger , Yonina C. Eldar , A. Lee Swindlehurst , Markku Juntti

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…

Signal Processing · Electrical Eng. & Systems 2025-04-03 Jin Li , Gui Zhou , Tantao Gong , Nan Liu , Rui Zhang

This paper explores high-altitude platform station (HAPS) systems enabled by integrated sensing and communication (ISAC), in which a HAPS simultaneously transmits communication signals and synthetic aperture radar (SAR) imaging signals to…

Signal Processing · Electrical Eng. & Systems 2025-12-04 Xue Zhang , Bang Huang , Mohamed-Slim Alouini

As a critical technology for next-generation communication networks, integrated sensing and communication (ISAC) aims to achieve the harmonious coexistence of communication and sensing. The degrees-of-freedom (DoF) of ISAC is limited due to…

Information Theory · Computer Science 2024-10-28 Yongqing Xu , Yong Li , Tony Q. S. Quek

Integrated sensing and communication (ISAC) in millimeter wave is a key enabler for next-generation networks, which leverages large bandwidth and extensive antenna arrays, benefiting both communication and sensing functionalities. The…

Signal Processing · Electrical Eng. & Systems 2025-02-18 Tianhao Mao , Jie Yang , Le Liang , Shi Jin

This study investigates a networked integrated sensing and communication (ISAC) system, where multiple base stations (BSs), connected to a central processor (CP) via capacity-limited fronthaul links, cooperatively serve communication users…

Signal Processing · Electrical Eng. & Systems 2024-08-16 Kexin Zhang , Yanqing Xu , Ruisi He , Chao Shen , Tsung-hui Chang

In this paper, we propose an integrated sensing and communication (ISAC) system aided by the movable-antenna (MA) array, which can improve the communication and sensing performance via flexible antenna movement over conventional…

Information Theory · Computer Science 2025-01-15 Wenyan Ma , Lipeng Zhu , Rui Zhang

When applying integrated sensing and communications (ISAC) in future mobile networks, many sensing tasks have low latency requirements, preferably being implemented at terminals. However, terminals often have limited computing capabilities…

Signal Processing · Electrical Eng. & Systems 2024-08-29 Peng Liu , Zesong Fei , Xinyi Wang , Jingxuan Huang , Jie Hu , J. Andrew Zhang

Integrated sensing and communication (ISAC) systems have emerged as a promising solution to improve spectrum efficiency and enable functional convergence. However, ensuring secure information transmission while maintaining high-quality…

Signal Processing · Electrical Eng. & Systems 2025-12-12 Yufei Wang , Qiang Li , Hongli Liu , Ying Zhang , Jingran Lin

This correspondence paper studies a network integrated sensing and communication (ISAC) system that unifies the interference channel for communication and distributed radar sensing. In this system, a set of distributed ISAC transmitters…

Information Theory · Computer Science 2022-03-24 Yi Huang , Yuan Fang , Xinmin Li , Jie Xu

Integrated sensing and communication (ISAC) systems provide significant enhancements in performance and resource efficiency compared to individual sensing and communication systems, primarily attributed to the collaborative use of wireless…

Information Theory · Computer Science 2025-07-16 Jiayu Liu , Kai Wan , Xinping Yi , Robert Caiming Qiu , Giuseppe Caire

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 conventional joint communications and sensing (JCAS) designs for multi-carrier multiple-input multiple-output (MIMO) systems, the dual-functional waveforms are often optimized for the whole frequency band, resulting in limited…

Information Theory · Computer Science 2023-06-27 Nhan Thanh Nguyen , Nir Shlezinger , Khac-Hoang Ngo , Van-Dinh Nguyen , Markku Juntti