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相关论文: Towards ISAC RIS-Enabled Passive Radar Target Loca…

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Intelligent reflecting surface (IRS) is a proposing technology in 6G to enhance the performance of wireless networks by smartly reconfiguring the propagation environment with a large number of passive reflecting elements. However, current…

信息论 · 计算机科学 2020-02-17 Jinglian He , Kaiqiang Yu , Yuanming Shi

Sensing using cellular infrastructure may be one of the defining feature of sixth generation (6G) wireless systems. Wideband 6G communication channels operating at higher frequency bands (upper mmWave bands) are better modeled using…

信息论 · 计算机科学 2024-11-12 Vijaya Yajnanarayana , Henk Wymeersch

The rapid advancement of the next generation of communications and internet of things (IoT) technologies has made the provision of location-based services for diverse devices an increasingly pressing necessity. Localizing devices…

信号处理 · 电气工程与系统科学 2024-08-09 Yixuan Guo , Qingwei Jiang , Mengyuan Xu , Wen Fang , Qingwen Liu , Gang Yan , Qunhui Yang , Hai Lu

This paper investigates a reconfigurable intelligent surface (RIS)-aided unsourced random access (URA) scheme for the sixth-generation (6G) wireless networks with massive sporadic traffic devices. First of all, this paper proposes a novel…

信号处理 · 电气工程与系统科学 2022-06-14 Xiaodan Shao , Lei Cheng , Xiaoming Chen , Chongwen Huang , Derrick Wing Kwan Ng

In this paper, we introduce the concept of partially-connected Receiving Reconfigurable Intelligent Surfaces (R-RISs), which refers to metasurfaces designed to efficiently sense electromagnetic waveforms impinging on them, and perform…

信号处理 · 电气工程与系统科学 2022-12-06 Jiguang He , Aymen Fakhreddine , Charles Vanwynsberghe , Henk Wymeersch , George C. Alexandropoulos

Reconfigurable intelligent surfaces (RISs) are expected to be a main component of future 6G networks, due to their capability to create a controllable wireless environment, and achieve extended coverage and improved localization accuracy.…

信号处理 · 电气工程与系统科学 2025-02-27 Mustafa Ammous , Hui Chen , Henk Wymeersch , Shahrokh Valaee

Passive Wi-Fi-based radars (PWRs) are devices that enable the localization of targets using Wi-Fi signals of opportunity transmitted by an access point. Unlike active radars that optimize their transmitted waveform for localization, PWRs…

信号处理 · 电气工程与系统科学 2025-01-13 Martin Willame , Hasan Can Yildirim , Laurent Storrer , Francois Horlin , Jerome Louveaux

Millimeter-wave (mmWave) systems in the 30--300 GHz bands are among the fundamental enabling technologies of 5G and beyond 5G, providing large bandwidths, not only for high data rate communication, but also for precise positioning services,…

信号处理 · 电气工程与系统科学 2023-02-03 Shengqiang Shen , Henk Wymeersch

This letter introduces a novel unmanned aerial vehicle (UAV)-intelligent reflecting surface (IRS) structure into near-field localization systems to enhance the design flexibility of IRS, thereby obtaining additional performance gains.…

信号处理 · 电气工程与系统科学 2024-04-25 Hanfu Zhang , Yidan Mei , Erwu Liu , Rui Wang

Integrated sensing and communication (ISAC) has attracted growing interests for enabling the future 6G wireless networks, due to its capability of sharing spectrum and hardware resources between communication and sensing systems. However,…

信息论 · 计算机科学 2025-01-27 Renwang Li , Xiaodan Shao , Shu Sun , Meixia Tao , Rui Zhang

Reconfigurable intelligent surfaces (RISs) have recently received widespread attention in the field of wireless communication. An RIS can be controlled to reflect incident waves from the transmitter towards the receiver; a feature that is…

信息论 · 计算机科学 2021-09-15 Jiangfeng Hu , Haifan Yin , Emil Björnson

Reconfigurable intelligent surfaces (RISs) not only assist communication but also help the localization of user equipment (UE). This study focuses on the indoor localization of UE with a single access point (AP) aided by multiple RISs.…

信息论 · 计算机科学 2025-05-06 Xiyu Wang , Yixuan Huang , Jie Yang , Yu Han , Shi Jin

Radar and wireless communication are widely acknowledged as the two most successful applications of the radio technology over the past decades. Recently, there is a trend in both academia and industry to achieve integrated sensing and…

信号处理 · 电气工程与系统科学 2022-06-02 Liang Liu , Shuowen Zhang , Rui Du , Tong Xiao Han , Shuguang Cui

Integrated Sensing and Communication (ISAC) is considered one of the crucial technologies in the upcoming sixth-generation (6G) mobile communication systems that could facilitate ultra-precise positioning of passive and active targets and…

信号处理 · 电气工程与系统科学 2024-02-19 Maximiliano Rivera Figueroa , Pradyumna Kumar Bishoyi , Marina Petrova

Integrated Sensing and Communication (ISAC) systems promise to revolutionize wireless networks by concurrently supporting high-resolution sensing and high-performance communication. This paper presents a novel radio access technology (RAT)…

信号处理 · 电气工程与系统科学 2024-10-16 Yulan Gao , Ziqiang Ye , Ming Xiao , Yue Xiao

In a unified system of passive radar and communication systems of joint transmitter platform, information intended for a communication receiver may be eavesdropped by a passive radar receiver (RR), thereby undermining the security of…

信息论 · 计算机科学 2018-08-30 Batu K. Chalise , Moeness G. Amin

This paper investigates user equipment (UE) assisted device-free networked sensing in the sixth-generation (6G) integrated sensing and communication (ISAC) system, where one base station (BS) and multiple UEs, such as unmanned aerial…

信号处理 · 电气工程与系统科学 2025-02-06 Xianzhen Guo , Qin Shi , Shuowen Zhang , Chengwen Xing , Liang Liu

An integrated sensing and communication (ISAC) framework comprises radar sensing to enable reliable direction beam-based communication between a base station (BS) and mobile user (MU). The ISAC will be an integral part of 6G with potential…

信号处理 · 电气工程与系统科学 2026-03-10 Jai Mangal , Sumit Darak , Shobha Sundar Ram

The sixth generation (6G) systems will likely employ orthogonal frequency division multiplexing (OFDM) waveform for performing the joint task of sensing and communication. In this paper, we design an OFDM system for integrated sensing and…

信息论 · 计算机科学 2025-09-30 Vijaya Yajnanarayana , Philipp Geuer

With the upcoming multitude of commercial and public applications envisioned in the mobile 6G radio landscape using unmanned aerial vehicles (UAVs), integrated sensing and communication (ISAC) plays a key role to enable the detection and…