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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…

信号处理 · 电气工程与系统科学 2022-10-26 Xiao Meng , Fan Liu , Shihang Lu , Sundeep Prabhakar Chepuri , Christos Masouros

Radar plays a crucial role in automotive safety by enabling reliable object detection, thereby assisting drivers and, prospectively, serving as one of the primary sensors in autonomous driving. The radar visibility of a road participant…

Receiver-operating-characteristic (ROC) analysis was used to assess the suitability of various heart rate variability (HRV) measures for correctly classifying electrocardiogram records of varying lengths as normal or revealing the presence…

医学物理 · 物理学 2019-10-23 Stefan Thurner , Markus C. Feurstein , Steven B. Lowen , Malvin C. Teich

Surveys for transient and variable phenomena can be confounded by the presence of extrinsic variability such as refractive interstellar scintillation (RISS). We have developed an all-sky model for RISS which can predict variability on a…

星系天体物理 · 物理学 2019-07-26 P. J. Hancock , E. G. Charlton , J-P. Macquart , N. Hurley-Walker

In this paper, we present detailed low-altitude channel measurements at the FR3 band in an outdoor campus environment. Using a time-domain channel sounder system, we conduct two types of measurements: path loss measurements by moving the…

信号处理 · 电气工程与系统科学 2025-07-17 Yulu Guo , Tongjia Zhang , Xiangwen Gu , Shu Sun , Meixia Tao , Ruifeng Gao

This works explores the correlation between channels in reconfigurable intelligent surface (RIS)-aided communication systems. In this type of system, an RIS made up of many passive elements with adjustable phases reflects the transmitter's…

信息论 · 计算机科学 2023-05-04 Kuang-Hao , Liu

As sixth-generation (6G) wireless technology emerges, integrated sensing and communication (ISAC) networks offer significant potential for enhancing real-time monitoring in disaster areas. However, existing ISAC approaches often fail to…

系统与控制 · 电气工程与系统科学 2025-06-04 Ahmet Burak Ozyurt , John S. Thompson

Reaction Coordinates (RCs) are indicators of hidden, low-dimensional mechanisms that govern the long-term behavior of high-dimensional stochastic processes. We present a novel and general variational characterization of optimal RCs and…

动力系统 · 数学 2021-09-23 Andreas Bittracher , Mattes Mollenhauer , Péter Koltai , Christof Schütte

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

Reconfigurable Intelligent Surfaces (RISs) have risen to the forefront of wireless communications research due to their proactive ability to alter the wireless environment intelligently, promising improved wireless network capacity and…

信号处理 · 电气工程与系统科学 2024-02-19 Gurjot Singh Bhatia , Yoann Corre , Thierry Tenoux , M. Di Renzo

Reconfigurable intelligent surface (RIS) is an emerging technology for wireless communications. In this paper, extensive system level simulations are conducted for analyzing the performance of multi-RIS and multi-base-station (BS)…

信息论 · 计算机科学 2025-02-11 Yifei Yuan , Yuhong Huang , Xin Su , Boyang Duan , Nan Hu , Marco Di Renzo

Next-generation intelligent transportation systems require both sensing and communication between road users. However, deploying separate radars and communication devices involves the allocation of individual frequency bands and hardware…

信号处理 · 电气工程与系统科学 2026-02-11 Akanksha Sneh , Aakanksha Tewari , Shobha Sundar Ram , Sumit J Darak

Integrated sensing and communication (ISAC) has emerged as a key technology for 6G wireless networks. In this paper, wireless sensing for the indoor multi-person tracking is explored with 6G mmWave ISAC systems. To limit the sensing…

信号处理 · 电气工程与系统科学 2026-05-06 Chongrui Wang , Aimin Tang , Fei Gao , Chaojun Xu

Integrated sensing and communications (ISAC) is expected to play a major role in numerous future applications, e.g., smart cities. Leveraging native radar signals like the frequency modulated continuous wave (FMCW) waveform additionally for…

信号处理 · 电气工程与系统科学 2025-03-24 Daniel Gil Gaviria , Benedikt Geiger , Charlotte Muth , Laurent Schmalen

Compressive sensing (CS) technologies present many advantages over other existing approaches for implementing wideband spectrum sensing in cognitive radios (CRs), such as reduced sampling rate and computational complexity. However, there…

信息论 · 计算机科学 2016-07-15 Jing Jiang , Hongjian Sun , David Baglee , H. Vincent Poor

The use of Reconfigurable Intelligent Surfaces (RIS) technology to extend coverage and allow for better control of the wireless environment has been proposed in several use cases, including Ultra-Reliable Low-Latency Communications (URLLC),…

信息论 · 计算机科学 2026-03-16 Fabio Saggese , Federico Chiariotti , Kimmo Kansanen , Petar Popovski

Integrated sensing and communication (ISAC) has become a promising technology for future communication system. In this paper, we consider a millimeter wave system over high mobility scenario, and propose a novel simultaneous transmission…

信号处理 · 电气工程与系统科学 2024-03-19 Muye Li , Shun Zhang , Yao Ge , Zan Li , Feifei Gao , Pingzhi Fan

RANSAC and its variants are widely used for robust estimation, however, they commonly follow a greedy approach to finding the highest scoring model while ignoring other model hypotheses. In contrast, Iteratively Reweighted Least Squares…

计算机视觉与模式识别 · 计算机科学 2023-07-27 Luca Cavalli , Daniel Barath , Marc Pollefeys , Viktor Larsson

Coexistence between the dedicated short-range communications (DSRC) and other wireless technologies needs thorough study since the United States legislative bodies still remain undecided on the shared use of the 5.9 GHz band (5.850-5.925…

系统与控制 · 电气工程与系统科学 2019-12-06 Seungmo Kim , Mehdi Bennis

This paper investigates the multiuser tracking and signal detection problem in integrated sensing and communication (ISAC) systems with the assistance of reconfigurable intelligent surfaces (RISs). Due to the diverse and high user mobility,…

信号处理 · 电气工程与系统科学 2025-09-18 Weifeng Zhu , Junyuan Gao , Shuowen Zhang , Liang Liu
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