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Integrated sensing and communication (ISAC) has been envisioned as a promising technique to alleviate the spectrum congestion problem. Inspired by the applications of reconfigurable intelligent surface (RIS) in dynamically manipulating…

Signal Processing · Electrical Eng. & Systems 2023-02-23 Honghao Luo , Rang Liu , Ming Li , Qian Liu

Integrated sensing and communication (ISAC) is emerging as a key enabler to address the growing spectrum congestion problem and satisfy increasing demands for ubiquitous sensing and communication. By sharing various resources and…

Signal Processing · Electrical Eng. & Systems 2022-06-20 Rang Liu , Ming Li , Honghao Luo , Qian Liu , A. Lee Swindlehurst

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

Active reconfigurable intelligent surfaces (RISs) can improve the performance of integrated sensing and communication (ISAC), and therefore enable simultaneous data transmission and target sensing. However, when the line-of-sight (LoS) link…

Signal Processing · Electrical Eng. & Systems 2024-10-17 Ahmed Magbool , Vaibhav Kumar , Mark F. Flanagan

Integrated sensing and communications (ISAC) are envisioned to be an integral part of future wireless networks, especially when operating at the millimeter-wave (mmWave) and terahertz (THz) frequency bands. However, establishing wireless…

Signal Processing · Electrical Eng. & Systems 2022-11-03 Sundeep Prabhakar Chepuri , Nir Shlezinger , Fan Liu , George C. Alexandropoulos , Stefano Buzzi , Yonina C. Eldar

Integrated sensing and communication (ISAC) has been envisioned as a promising technology to tackle the spectrum congestion problem for future networks. In this correspondence, we investigate to deploy a reconfigurable intelligent surface…

Signal Processing · Electrical Eng. & Systems 2022-08-04 Honghao Luo , Rang Liu , Ming Li , Yang Liu , Qian Liu

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

Integrated sensing and communication (ISAC), which simultaneously performs sensing and communication functions within a shared frequency band and hardware platform, has emerged as a promising technology for future wireless systems.…

Signal Processing · Electrical Eng. & Systems 2024-04-02 Qi Zhu , Ming Li , Rang Liu , Qian Liu

Integrated sensing and communication (ISAC) is recognized as one of the key enabling technologies for sixth-generation (6G) wireless communication networks, facilitating diverse emerging applications and services in an energy and…

Information Theory · Computer Science 2025-03-04 Zehra Yigit , Ertugrul Basar

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…

Signal Processing · Electrical Eng. & Systems 2022-06-16 R. S. Prasobh Sankar , Sundeep Prabhakar Chepuri , Yonina C. Eldar

In this paper, we propose a novel joint active and passive beamforming approach for integrated sensing and communication (ISAC) transmission with assistance of reconfigurable intelligent surfaces (RISs) to simultaneously detect a target and…

Signal Processing · Electrical Eng. & Systems 2022-10-26 Xiao Meng , Fan Liu , Shihang Lu , Sundeep Prabhakar Chepuri , Christos Masouros

In this paper, we investigate the potential of employing reconfigurable intelligent surface (RIS) in integrated sensing and communication (ISAC) systems. In particular, we consider an RIS-assisted ISAC system in which a multi-antenna base…

Signal Processing · Electrical Eng. & Systems 2023-01-27 Rang Liu , Ming Li , A. Lee Swindlehurst

The following paper presents a reconfigurable intelligent surface (RIS)-aided integrated sensing and communication (ISAC) system model scenario, where a base station communicates with a user, and a bi-static sensing unit, i.e. the passive…

Signal Processing · Electrical Eng. & Systems 2024-11-12 Ahmad Bazzi , Marwa Chafii

Unlike the conventional fully-passive and fully-active reconfigurable intelligent surfaces (RISs), a hybrid RIS consisting of active and passive reflection units has recently been concerned, which can exploit their integrated advantages to…

Instrumentation and Detectors · Physics 2025-05-27 Yu Yao , Junhao Zhang , Pu Miao , Long Zhang , Gaojie Chen , Feng Shu , Kai-Kit Wong

This paper proposes an intelligent reflecting surface (IRS) assisted integrated sensing and communication (ISAC) system operating at the millimeter-wave (mmWave) band. Specifically, the ISAC system combines communication and radar…

Signal Processing · Electrical Eng. & Systems 2024-04-10 Zhengyu Zhu , Zheng Li , Zheng Chu , Gangcan Sun , Wanming Hao , Pei Xiao , Inkyu Lee

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…

Information Theory · Computer Science 2024-11-15 Yuan Liu , Ruichen Zhang , Ruihong Jiang , Yongdong Zhu , Huimin Hu , Qiang Ni , Zesong Fei , Dusit Niyato

Integrated sensing and communication (ISAC) is recognized as a promising technology with great potential in saving hardware and spectrum resources, since it simultaneously realizes radar detection and user communication functions in the…

Signal Processing · Electrical Eng. & Systems 2023-02-22 Qi Zhu , Ming Li , Rang Liu , Qian Liu

This paper considers a hybrid reconfigurable intelligent surface (RIS) assisted integrated sensing and communication (ISAC) system, where each RIS element can flexibly switch between the active and passive modes. Subject to the…

Information Theory · Computer Science 2024-12-06 Yingbin Lin , Feng Wang , Xiao Zhang , Guojun Han , Vincent K. N. Lau

The adoption of a Reconfigurable Intelligent Surface (RIS) for downlink multi-user communication from a multi-antenna base station is investigated in this paper. We develop energy-efficient designs for both the transmit power allocation and…

Information Theory · Computer Science 2022-06-23 Chongwen Huang , Alessio Zappone , George C. Alexandropoulos , Mérouane Debbah , Chau Yuen

Aiming at providing wireless communication systems with environment-perceptive capacity, emerging integrated sensing and communication (ISAC) technologies face multiple difficulties, especially in balancing the performance trade-off between…

Information Theory · Computer Science 2023-07-18 Xin Zhao , Heng Liu , Shiqi Gong , Xin Ju , Chengwen Xing , Nan Zhao
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