English
Related papers

Related papers: Joint Beamforming Design for Double Active RIS-ass…

200 papers

In this paper, an intelligent reflecting surface (IRS) is leveraged to enhance the physical layer security of an integrated sensing and communication (ISAC) system in which the IRS is deployed to not only assist the downlink communication…

Information Theory · Computer Science 2022-07-20 Meng Hua , Qingqing Wu , Wen Chen , Octavia A. Dobre , A. Lee Swindlehurst

In this paper, the sensing beam pattern gain under simultaneously transmitting and reflecting reconfigurable intelligent surfaces (STAR-RIS)-enabled integrated sensing and communications (ISAC) systems is investigated, in which multiple…

Information Theory · Computer Science 2024-02-07 Shuang Zhang , Wanming Hao , Gangcan Sun , Zhengyu Zhu , Xingwang Li , Qingqing Wu

Energy efficiency (EE) is a challenging task in integrated sensing and communication (ISAC) systems, where high spectral efficiency and low energy consumption appear as conflicting requirements. Although passive reconfigurable intelligent…

Signal Processing · Electrical Eng. & Systems 2024-09-23 Junjie Ye , Mohamed Rihan , Peichang Zhang , Lei Huang , Stefano Buzzi , Zhen Chen

This research presents a novel framework integrating Flexible-Duplex (FlexD) and Integrated Sensing and Communications (ISAC) technologies to address the challenges of spectrum efficiency and resource optimization in next-generation…

Signal Processing · Electrical Eng. & Systems 2025-04-08 Tharaka Perera , Saman Atapattu , Chathuranga Weeraddana , Jamie Evans

Integrated sensing and communications (ISAC) has emerged as a promising paradigm to unify wireless communications and radar sensing, enabling efficient spectrum and hardware utilization. A core challenge with realizing the gains of ISAC…

Information Theory · Computer Science 2025-03-13 Tianyu Fang , Mengyuan Ma , Markku Juntti , Nir Shlezinger , A. Lee Swindlehurst , Nhan Thanh Nguyen

The intelligent reflecting surface (IRS) alters the behavior of wireless media and, consequently, has potential to improve the performance and reliability of wireless systems such as communications and radar remote sensing. Recently,…

Signal Processing · Electrical Eng. & Systems 2023-04-13 Ahmet M. Elbir , Kumar Vijay Mishra , M. R. Bhavani Shankar , Symeon Chatzinotas

Continuous efforts have been devoted to integrate millimeter wave (mmWave) and terahertz (THz) bands into future communication standards in order to overcome the bandwidth shortage problem and achieve high data rates, primarily through…

Signal Processing · Electrical Eng. & Systems 2026-03-05 Sung Hyuck Hong , Junil Choi

Intelligent reflecting surfaces (IRSs) are emerging as promising enablers for the next generation of wireless communication systems, because of their ability to customize favorable radio propagation environments. However, with the…

Information Theory · Computer Science 2021-11-25 Dongfang Xu , Xianghao Yu , Derrick Wing Kwan Ng , Robert Schober

In this paper, we use a reconfigurable intelligent surface (RIS) to enhance the radar sensing and communication capabilities of a mmWave dual function radar communication system. To simultaneously localize the target and to serve the user,…

Signal Processing · Electrical Eng. & Systems 2021-05-06 R. S. Prasobh Sankar , Battu Deepak , Sundeep Prabhakar Chepuri

Dual function radar and communication (DFRC) is a promising research direction within integrated sensing and communication (ISAC), improving hardware and spectrum efficiency by merging sensing and communication (S&C) functionalities into a…

Information Theory · Computer Science 2024-08-30 Zhiyuan Yu , Hong Ren , Cunhua Pan , Gui Zhou , Ruizhe Wang , Mengyu Liu , Jiangzhou Wang

Multi-static cooperative sensing emerges as a promising technology for advancing integrated sensing and communication (ISAC), enhancing sensing accuracy and range. In this paper, we develop a unified design framework for joint active and…

Signal Processing · Electrical Eng. & Systems 2025-10-09 Yan Yang , Zhendong Li , Jianwei Zhao , Qingqing Wu , Zhiqing Wei , Wen Chen , Weimin Jia

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

Traditional covert communication often relies on the knowledge of the warden's channel state information, which is inherently challenging to obtain due to the non-cooperative nature and potential mobility of the warden. The integration of…

Information Theory · Computer Science 2025-12-09 Xingyu Zhao , Min Li , Ming-Min Zhao , Shihao Yan , Min-Jian Zhao

In this paper, we investigate a reconfigurable intelligent surface (RIS)-assisted integrated sensing and communications (ISAC) framework equipped with multiple Rydberg atomic receiver (RAR)-aided users. By leveraging the reference-assisted…

Signal Processing · Electrical Eng. & Systems 2026-01-13 Hong-Bae Jeon , Chan-Byoung Chae

Integrated sensing and communication (ISAC) has already established itself as a promising solution to the spectrum scarcity problem, even more so when paired with a reconfigurable intelligent surface (RIS), as RISs can shape the propagation…

Information Theory · Computer Science 2025-01-27 Steven Rivetti , Ozlem Tugfe Demir , Emil Bjornson , Mikael Skoglund

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…

Systems and Control · Electrical Eng. & Systems 2025-06-26 Fangzhi Li , Zhichu Ren , Cunhua Pan , Hong Ren , Jing Jin , Qixing Wang , Jiangzhou Wang

Intelligent reflecting surface (IRS) has recently emerged as a new solution to enhance wireless communication performance via passive signal reflection. In this letter, we unlock the potential of IRS controller in relaying information and…

Information Theory · Computer Science 2021-06-24 Beixiong Zheng , Rui Zhang

Reconfigurable intelligent surface (RIS) have introduced unprecedented flexibility and adaptability toward smart wireless channels. Recent research on integrated sensing and communication (ISAC) systems has demonstrated that RIS platforms…

Signal Processing · Electrical Eng. & Systems 2024-02-27 Tara Esmaeilbeig , Kumar Vijay Mishra , Mojtaba Soltanalian

Reconfigurable intelligent surface (RIS) is a promising candidate technology of the upcoming Sixth Generation (6G) communication system for its ability to provide unprecedented spectral and energy efficiency increment through passive…

Information Theory · Computer Science 2023-09-29 Haochen Li , Zhiwen Pan , Bin Wang , Nan Liu , Xiaohu You

In this letter, we study the reconfigurable intelligent surfaces (RIS) aided full-duplex (FD) communication system. By jointly designing the active beamforming of two multi-antenna sources and passive beamforming of RIS, we aim to maximize…

Signal Processing · Electrical Eng. & Systems 2022-05-25 Yiru Wang , Pengxin Guan , Hongkang Yu , Yuping Zhao