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It is anticipated that integrated sensing and communications (ISAC) would be one of the key enablers of next-generation wireless networks (such as beyond 5G (B5G) and 6G) for supporting a variety of emerging applications. In this paper, we…

In this paper, we propose a time-division near-field integrated sensing and communication (ISAC) framework for cell-free multiple-input multiple-output (MIMO), where sensing and downlink communication are separated in time. During the…

Signal Processing · Electrical Eng. & Systems 2026-01-21 Chaedam Son , Si-Hyeon Lee

In this paper, we investigate the performance of an integrated sensing and communication (ISAC) system within a cell-free massive multiple-input multiple-output (MIMO) system. Each access point (AP) operates in the millimeter-wave (mmWave)…

Signal Processing · Electrical Eng. & Systems 2025-03-20 Steven Rivetti , Ozlem Tugfe Demir , Emil Bjornson , Mikael Skoglund

In this paper, we study a multi-input multi-output (MIMO) beamforming design in an integrated sensing and communication (ISAC) system, in which an ISAC base station (BS) is used to communicate with multiple downlink users and simultaneously…

Information Theory · Computer Science 2024-07-08 Chao Hu , Yuan Fang , Ling Qiu

As the standardization of 5G is being solidified, researchers are speculating what 6G will be. Integrating sensing functionality is emerging as a key feature of the 6G Radio Access Network (RAN), allowing to exploit the dense cell…

Signal Processing · Electrical Eng. & Systems 2021-08-17 Fan Liu , Yuanhao Cui , Christos Masouros , Jie Xu , Tony Xiao Han , Yonina C. Eldar , Stefano Buzzi

A framework of continuous-aperture array (CAPA)-based integrated sensing and communications (ISAC) under a fading communication channel is proposed. A continuous operator-based signal model is developed, and the statistics of the…

Signal Processing · Electrical Eng. & Systems 2026-03-04 Boqun Zhao , Chongjun Ouyang , Xingqi Zhang , Yuanwei Liu

Integrated sensing and communication (ISAC) is a promising technology to fully utilize the precious spectrum and hardware in wireless systems, which has attracted significant attentions recently. This paper studies ISAC for the important…

Signal Processing · Electrical Eng. & Systems 2021-08-17 Zhiqiang Xiao , Yong Zeng

This paper investigates the system model and the transmit beamforming design for the Cell-Free massive multi-input multi-output (MIMO) integrated sensing and communication (ISAC) system. The impact of the uncertainty of the target locations…

Information Theory · Computer Science 2023-08-01 Weihao Mao , Yang Lu , Chong-Yung Chi , Bo Ai , Zhangdui Zhong , Zhiguo Ding

Integrated sensing and communications (ISAC) is an essential technology for the 6G communication system, which enables the conventional wireless communication network capable of sensing targets around. The shared use of pilots is a…

Information Theory · Computer Science 2022-08-19 Jiamo Jiang , Mingfeng Xu , Zhongyuan Zhao , Kaifeng Han , Yang Li , Ying Du , Zhiqin Wang

As the uplink sensing has the advantage of easy implementation, it attracts great attention in integrated sensing and communication (ISAC) system. This paper presents an uplink ISAC system based on multi-input multi-output orthogonal…

Information Theory · Computer Science 2023-10-11 Jinghui Piao , Zhiqing Wei , Xin Yuan , Xiaoyu Yang , Huici Wu , Zhiyong Feng

This paper addresses the topic of integrated sensing and communications (ISAC) in 5G and emerging 6G wireless networks. ISAC systems operate within shared, congested or even contested spectrum, aiming to deliver high performance in both…

Signal Processing · Electrical Eng. & Systems 2024-06-27 Visa Koivunen , Musa Furkan Keskin , Henk Wymeersch , Mikko Valkama , Nuria González-Prelcic

Integrated sensing and communication (ISAC) has the potential to facilitate coordination gains from mutual assistance between sensing and communication (S&C), especially sensing-aided communication enhancement (SACE). Reconfigurable…

Signal Processing · Electrical Eng. & Systems 2025-04-14 Xiaohui Li , Qi Zhu , Yunpei Chen , Chadi Assi , Yifei Yuan

Future generations of mobile networks call for concurrent sensing and communication functionalities in the same hardware and/or spectrum. Compared to communication, sensing services often suffer from limited coverage, due to the high path…

This paper considers a cell-free massive multipleinput multiple-output (MIMO) integrated sensing and communication (ISAC) system, where distributed MIMO access points (APs) are used to jointly serve the communication users and detect the…

Information Theory · Computer Science 2023-10-16 Mohamed Elfiatoure , Mohammadali Mohammadi , Hien Quoc Ngo , Michail Matthaiou

In this paper, we propose a bi-static multiple-input multiple-output (MIMO) integrated sensing and communication (ISAC) system to detect the arrival of ultra-reliable and low-latency communication (URLLC) messages and prioritize their…

Information Theory · Computer Science 2025-02-04 Homa Nikbakht , Yonina C. Eldar , H. Vincent Poor

This paper unifies integrated sensing and communication (ISAC) and simultaneous wireless information and power transfer (SWIPT), by investigating a new multi-functional multiple-input multiple-output (MIMO) system integrating wireless…

Information Theory · Computer Science 2023-08-17 Yilong Chen , Haocheng Hua , Jie Xu , Derrick Wing Kwan Ng

The integration of sensing and communication (ISAC) emerges as a cornerstone technology for the forth upcoming sixth generation era, seamlessly incorporating sensing functionality into wireless networks as a native capability. The main…

Signal Processing · Electrical Eng. & Systems 2024-09-20 Kaitao Meng , Christos Masouros , Athina P. Petropulu , Lajos Hanzo

Cognitive radio (CR) and integrated sensing and communication (ISAC) are both critical technologies for the sixth generation (6G) wireless networks. However, their interplay has yet to be explored. To obtain the mutual benefits between CR…

Signal Processing · Electrical Eng. & Systems 2024-10-28 Yongqing Xu , Yong Li , Tony Q. S. Quek

Integrated sensing and communication (ISAC) demonstrates promise for 6G networks; yet its performance limits, which require addressing functional Pareto stochastic optimizations, remain underexplored. Existing works either overlook the…

Signal Processing · Electrical Eng. & Systems 2025-01-03 Zijie Wang , Xudong Wang

Integrated Sensing And Communication (ISAC ) systems are expected to perform accurate radar sensing while having minimal impact on communication. Ideally, sensing should only reuse communication resources, especially for spectrum which is…

Signal Processing · Electrical Eng. & Systems 2024-11-12 Jacopo Pegoraro , Jesus O. Lacruz , Michele Rossi , Joerg Widmer