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Integrated sensing and communication (ISAC) systems are typically deployed in multipath environments, which is usually deemed as a challenging issue for wireless communications. However, the multipath propagation can also provide extra…

信号处理 · 电气工程与系统科学 2024-06-04 Shoushuo Zhang , Zichao Xiao , Rang Liu , Ming Li , Wei Wang , Qian Liu

Drawing inspiration from the advantages of intelligent reflecting surfaces (IRS) in wireless networks,this paper presents a novel design for intelligent omni surface (IOS) enabled integrated sensing and communications (ISAC). By harnessing…

信号处理 · 电气工程与系统科学 2023-07-14 Ziheng Zhang , Wen Chen , Qingqing Wu , Zhendong Li , Xusheng Zhu , Jinhong Yuan

Reconfigurable intelligent surface (RIS) technology is a promising solution to improve the performance of existing wireless communications. To achieve its cost-effectiveness advantage, there inevitably exist certain hardware impairments in…

信号处理 · 电气工程与系统科学 2024-01-17 Yiming Liu , Rui Wang , Zhu Han

This paper investigates the passive detection problem in multi-static integrated sensing and communication (ISAC) systems, where multiple sensing receivers (SRs) jointly detect a target using random unknown communication signals transmitted…

信息论 · 计算机科学 2025-06-10 Renjie He , Yiqiu Wang , Meixia Tao , Shu Sun

In this paper, reconfigurable intelligent surface (RIS) is employed in a millimeter wave (mmWave) integrated sensing and communications (ISAC) system. To alleviate the multi-hop attenuation, the semi-self sensing RIS approach is adopted,…

信号处理 · 电气工程与系统科学 2024-01-03 Wanting Lyu , Songjie Yang , Yue Xiu , Ya Li , Hongjun He , Chau Yuen , Zhongpei Zhang

Active reconfigurable intelligent surface (A-RIS) aided integrated sensing and communications (ISAC) system has been considered as a promising paradigm to improve spectrum efficiency. However, massive energy-hungry radio frequency (RF)…

信息论 · 计算机科学 2025-01-17 Wei Ma , Peichang Zhang , Junjie Ye , Rouyang Guan , Xiao-Peng Li , Lei Huang

Forthcoming 6G networks have two predominant features of wide coverage and sufficient computation capability. To support the promising applications, Integrated Sensing, Communication, and Computation (ISCC) has been considered as a vital…

系统与控制 · 电气工程与系统科学 2024-07-17 Bin Li , Wancheng Xie , Zesong Fei

Integrated sensing and communication (ISAC) unifies radar sensing and communication, and improves the efficiency of the spectrum, energy and hardware. In this paper, we investigate the ISAC beamforming design in a downlink system with a…

信号处理 · 电气工程与系统科学 2022-11-09 Jin Li , Nan Liu

Integrated Sensing and Communication (ISAC) is a crucial component of future wireless networks, enabling seamless integration of Communication and Sensing (C\&S) functionalities. However, ensuring security in ISAC systems remains a…

信号处理 · 电气工程与系统科学 2025-03-25 Yongxiao Li , Feroz Khan , Manzoor Ahmed , Aized Amin Soofi , Wali Ullah Khan , Chandan Kumar Sheemar , Muhammad Asif , Zhu Han

Despite the enhanced spectral efficiency brought by the integrated radar and communication technique, it poses significant risks to communication security when confronted with malicious radar targets. To address this issue, a reconfigurable…

信号处理 · 电气工程与系统科学 2024-12-17 Tong-Xing Zheng , Xin Chen , Lan Lan , Ying Ju , Xiaoyan Hu , Rongke Liu , Derrick Wing Kwan Ng , Tiejun Cui

Integrated sensing and communication (ISAC) system has been envisioned as a promising technology to be applied in future applications requiring both communication and high-accuracy sensing. Different from most research focusing on…

信号处理 · 电气工程与系统科学 2023-08-17 Jintao Wang , Chengwang Ji , Jiajia Guo , Shaodan Ma

The reconfigurable intelligent surface (RIS) technology emerges as a highly useful component of the rapidly evolving integrated sensing and communications paradigm, primarily owing to its remarkable signal-to-noise ratio enhancement…

信号处理 · 电气工程与系统科学 2024-10-10 Özlem Tuğfe Demir , Emil Björnson

Intelligent reflecting surface (IRS) has been widely studied in recent years, it has emerged as a new technology which can reflect the incident signal by intelligently configuring the reflection elements, thus changing the signal…

信息论 · 计算机科学 2024-05-07 Jintao Luo , Sixing Yin

A near-field integrated sensing, positioning, and communication (ISPAC) framework is proposed, where a base station (BS) simultaneously serves multiple communication users and carries out target sensing and positioning. A novel double-array…

信息论 · 计算机科学 2023-11-15 Haochen Li , Zhaolin Wang , Xidong Mu , Zhiwen Pan , Yuanwei Liu

In opportunistic cognitive radio networks, when the primary signal is very weak compared to the background noise, the secondary user requires long sensing time to achieve a reliable spectrum sensing performance, leading to little remaining…

信息论 · 计算机科学 2024-04-29 Jungang Ge , Ying-Chang Liang , Sumei Sun , Yonghong Zeng , Zhidong Bai

In this paper, we propose a novel transmissive reconfigurable intelligent surface (TRIS) transceiver-driven cooperative integrated sensing, computing, and communication (ISCC) network to meet the requirement for a diverse network with low…

信息论 · 计算机科学 2025-10-30 Ziwei Liu , Wen Chen , Zhendong Li , Qiong Wu

In this paper, a novel transmissive reconfigurable intelligent surface (TRIS) transceiver empowered integrated sensing and communications (ISAC) system is proposed for future multi-demand terminals. To address interference management, we…

信息论 · 计算机科学 2024-02-20 Ziwei Liu , Wen Chen , Qingqing Wu , Jinhong Yuan , Shanshan Zhang , Zhendong Li , Jun Li

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…

信息论 · 计算机科学 2022-06-23 Chongwen Huang , Alessio Zappone , George C. Alexandropoulos , Mérouane Debbah , Chau Yuen

Integrated sensing and communication (ISAC), which allows individual radar and communication systems to share the same spectrum bands, is an emerging and promising technique for alleviating spectrum congestion problems. In this paper, we…

信号处理 · 电气工程与系统科学 2022-12-02 Jinjin Chu , Rang Liu , Ming Li , Yang Liu , Qian Liu

We consider reconfigurable intelligent surface (RIS) aided sixth-generation (6G) terahertz (THz) communications for indoor environment in which a base station (BS) wishes to send independent messages to its serving users with the help of…

信息论 · 计算机科学 2023-03-22 Najam Us Saqib , Shumei Hou , Sung Ho Chae , Sang-Woon Jeon