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A simultaneously transmitting and reflecting surface (STARS) enabled integrated sensing and communications (ISAC) framework is proposed, where a novel bi-directional sensing-STARS architecture is devised to facilitate the full-space…

信息论 · 计算机科学 2023-01-10 Zheng Zhang , Yuanwei Liu , Zhaolin Wang , Jian Chen

This paper investigates an extremely large-scale reconfigurable intelligent surface (XL-RIS) assisted near-field integrated sensing and communication (ISAC) system, where a multi-antenna base station (BS) simultaneously sends unicast data…

信息论 · 计算机科学 2026-03-03 Jiahao Chen , Feng Wang , Guojun Han , Xin Wang , Vincent K. N. Lau

In mobile systems with low-altitude vehicles, integrated sensing and communication (ISAC) is considered an effective approach to increase the transmission rate due to limited spectrum resources. To further improve the ISAC performance, this…

信号处理 · 电气工程与系统科学 2024-09-25 Yue Xiu , Songjie Yang , Wanting Lyu , Phee Lep Yeoh , Yonghui Li , Yi Ai

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…

信号处理 · 电气工程与系统科学 2021-08-17 Zhiqiang Xiao , Yong Zeng

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

This paper delves into an integrated sensing and communication (ISAC) system bolstered by a simultaneously transmitting and reflecting reconfigurable intelligent surface (STAR-RIS). Within this system, a base station (BS) is equipped with…

信息论 · 计算机科学 2024-11-15 Yuan Liu , Ruichen Zhang , Ruihong Jiang , Yongdong Zhu , Huimin Hu , Qiang Ni , Zesong Fei , Dusit Niyato

A generic modular array architecture is proposed, featuring uniform/non-uniform subarray layouts that allows for flexible deployment. The bistatic near-field sensing system is considered, where the target is located in the near-field of the…

信号处理 · 电气工程与系统科学 2024-05-31 Chunwei Meng , Dingyou Ma , Xu Chen , Zhiyong Feng , Yuanwei Liu

This paper investigates robust beamforming for system-centric energy efficiency (EE) optimization in the vehicular integrated sensing and communication (ISAC) system, where the mobility of vehicles poses significant challenges to channel…

信息论 · 计算机科学 2023-10-27 Hanwen Zhang , Haijian Sun , Tianyi He , Weiming Xiang , Rose Qingyang Hu

Integrated Sensing and Communication (ISAC) is considered a key technology in 6G networks. An accurate sensing channel model is crucial for the design and sensing performance evaluation of ISAC systems. The widely used Geometry-Based…

信号处理 · 电气工程与系统科学 2025-04-15 Yuxiang Zhang , Jianhua Zhang , Jiwei Zhang , Yuanpeng Pei , Yameng Liu , Lei Tian , Tao Jiang , Guangyi Liu

Integrated sensing and communication (ISAC) enables simultaneous localization, environment perception, and data exchange for connected autonomous vehicles. However, most existing ISAC designs prioritize sensing accuracy and communication…

信号处理 · 电气工程与系统科学 2025-10-28 Xibin Jin , Guoliang Li , Shuai Wang , Fan Liu , Miaowen Wen , Huseyin Arslan , Derrick Wing Kwan Ng , Chengzhong Xu

This work investigates the physical layer security of rate-splitting multiple access (RSMA)-aided integrated communication and sensing (ISAC) systems. The ISAC base station (BS) transmits signals to communicate with users in an eavesdropped…

信息论 · 计算机科学 2025-06-05 Qian Dan , Hongjiang Lei , Ki-Hong Park , Gaofeng Pan

Integrated sensing and communications (ISAC) is envisioned as a key feature in future wireless communications networks. Its integration with massive multiple-input-multiple-output (MIMO) techniques promises to leverage substantial spatial…

信号处理 · 电气工程与系统科学 2025-03-19 Nhan Thanh Nguyen , Van-Dinh Nguyen , Hieu V. Nguyen , Hien Quoc Ngo , A. Lee Swindlehurst , Markku Juntti

A target recognition framework relying on near-field integrated sensing and communication (ISAC) systems is proposed. By exploiting the distance-dependent spatial signatures provided by the near-field spherical wavefront, high-accuracy…

信号处理 · 电气工程与系统科学 2026-03-17 Zongyao Zhao , Zhaolin Wang , Lincong Han , Jing Jin , Kaibin Huang

Integrated sensing and communication (ISAC) networks are investigated with the objective of effectively balancing the sensing and communication (S&C) performance at the network level. Through the simultaneous utilization of multi-point…

信息论 · 计算机科学 2024-06-12 Kaitao Meng , Christos Masouros , Athina P. Petropulu , Lajos Hanzo

In this paper, we investigate the fundamental limits of MIMO-OFDM integrated sensing and communications (ISAC) systems based on a Bayesian Cram\'er-Rao bound (BCRB) analysis. We derive the BCRB for joint channel parameter estimation and…

信息论 · 计算机科学 2023-08-24 Xinyang Li , Vlad Costin Andrei , Ullrich J Mönich , Holger Boche

The adoption of large-scale antenna arrays at high-frequency bands is widely envisioned in the beyond 5G wireless networks. This leads to the near-field regime where the wavefront is no longer planar but spherical, bringing new…

信号处理 · 电气工程与系统科学 2023-06-28 Ang Chen , Li Chen , Yunfei Chen , Changsheng You , Guo Wei , F. Richard Yu

This paper investigates the problem of high-precision target localization in integrated sensing and communication (ISAC) systems, where the target is sensed via both a direct path and a reconfigurable intelligent surface (RIS)-assisted…

信号处理 · 电气工程与系统科学 2026-02-17 Huyen-Trang Ta , Ngoc-Son Duong , Trung-Hieu Nguyen , Van-Linh Nguyen , Thai-Mai Dinh

Integrated sensing and communication (ISAC) has been recognized as one of the key technologies capable of simultaneously improving communication and sensing services in future wireless networks. Moreover, the introduction of recently…

信息论 · 计算机科学 2025-12-30 Nemanja Stefan Perović , Keshav Singh , Chih-Peng Li , Octavia A. Dobre , Mark F. Flanagan

A core challenge in physical-layer security is the difficulty of obtaining the channel state information (CSI) of potential eavesdroppers. The inherent sensing functionality of integrated sensing and communication (ISAC) systems offers a…

信息论 · 计算机科学 2026-04-28 Yaxuan Chen , Guangchi Zhang , Miao Cui , Hao Fu , Qingqing Wu , Rui Zhang

Unmanned aerial vehicle (UAV) holds immense potential in integrated sensing and communication (ISAC) systems for the Internet of Things (IoT). In this paper, we propose a UAV-aided ISAC framework and investigate three robust power…

系统与控制 · 电气工程与系统科学 2023-10-26 Junchang Sun , Shuai Ma , Ruixin Yang , Yang Tingting , Shiyin Li