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Related papers: AI-Assisted NLOS Sensing for RIS-Based Indoor Loca…

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Reconfigurable intelligent surface (RIS) has been recognized as a promising solution for enhancing localization accuracy. Traditional RIS-based localization methods typically rely on prior channel knowledge, beam scanning, and pilot-based…

Signal Processing · Electrical Eng. & Systems 2025-04-04 Jiawei Yao , Yijie Mao , Mingzhe Chen

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…

Systems and Control · Electrical Eng. & Systems 2024-07-17 Bin Li , Wancheng Xie , Zesong Fei

The reconfigurable intelligent surface (RIS) is one of the promising technology contributing to the next generation smart radio environment. The application scenarios include massive connectivity support, signal enhancement, and security…

Signal Processing · Electrical Eng. & Systems 2020-12-23 Jiaqi Xu , Yuanwei Liu

Around-the-corner radar (ACR) sensing of targets in non-line-of-sight (NLOS) conditions has been explored for security and surveillance applications and look-ahead warning systems in automotive scenarios. Here, the targets are detected…

Signal Processing · Electrical Eng. & Systems 2026-02-13 Kainat Yasmeen , Debidas Kundu , Shobha Sundar Ram

The technology of reconfigurable intelligent surfaces (RIS) has been showing promising potential in a variety of applications relying on Beyond-5G networks. Reconfigurable intelligent surface (RIS) can indeed provide fine channel…

Signal Processing · Electrical Eng. & Systems 2023-03-28 Moustafa Rahal , Benoit Denis , Kamran Keykhosravi , Musa Furkan Keskin , Bernard Uguen , George C. Alexandropoulos , Henk Wymeersch

As 6G wireless networks seek to enable robust and dynamic programmable wireless environments (PWEs), reconfigurable intelligent surfaces (RISs) have emerged as a cornerstone for controlling electromagnetic wave propagation. However,…

5G radio positioning exploits information in both angle and delay, by virtue of increased bandwidth and large antenna arrays. When large arrays are embedded in surfaces, they can passively steer electromagnetic waves in preferred directions…

Signal Processing · Electrical Eng. & Systems 2020-08-27 Henk Wymeersch , Benoît Denis

This study explores the use of non-line-of-sight (NLOS) components in millimeter-wave (mmWave) communication systems for joint localization and environment sensing. The radar cross section (RCS) of a reconfigurable intelligent surface (RIS)…

Information Theory · Computer Science 2023-05-23 Yixuan Huang , Jie Yang , Wankai Tang , Chao-Kai Wen , Shuqiang Xia , Shi Jin

WiFi technology has been used pervasively in fine-grained indoor localization, gesture recognition, and adaptive communication. Achieving better performance in these tasks generally boils down to differentiating Line-Of-Sight (LOS) from…

Robotics · Computer Science 2020-02-06 Sahib Singh Dhanjal , Maani Ghaffari , Ryan M. Eustice

As wireless systems evolve toward Beyond 5G (B5G), the adoption of cell-free (CF) millimeter-wave (mmWave) architectures combined with Reconfigurable Intelligent Surfaces (RIS) is emerging as a key enabler for ultra-reliable, high-capacity,…

This paper presents a fully automated, data-driven framework for the large-scale deployment of reconfigurable intelligent surfaces (RISs) in cellular networks. Leveraging physically consistent ray tracing and empirical data from a…

Information Theory · Computer Science 2025-10-14 Sina Beyraghi , Javad Shabanpour , Giovanni Geraci , Paul Almasan , Angel Lozano

The integration of reconfigurable intelligent surfaces (RIS) in wireless environments offers channel programmability and dynamic control over propagation channels, which is expected to play a crucial role in sixth generation (6G) networks.…

Signal Processing · Electrical Eng. & Systems 2025-01-22 Anum Umer , Ivo Müürsepp , Muhammad Mahtab Alam

The sixth generation (6G) targets ultra reliable, low latency (URLLC) gigabit connectivity in mmWave bands, where directional channels require precise beam alignment. Reconfigurable intelligent surfaces (RIS) reshape wave propagation and…

Signal Processing · Electrical Eng. & Systems 2025-10-29 M. T. Hassan , D. Zelenchuk , M. A. B. Abbasi

Reconfigurable intelligent surfaces (RISs) are envisioned as a key enabler for next-generation wireless networks, offering programmable control over propagation environments. While extensive research focuses on planar RIS architectures,…

Signal Processing · Electrical Eng. & Systems 2026-02-16 Mohamadreza Delbari , Ehsan Mohammadi , Mostafa Darabi , Arash Asadi , Alejandro Jiménez-Sáez , Vahid Jamali

Reconfigurable intelligent surfaces (RISs) have recently attracted interest for non-terrestrial networks (NTNs), especially for improving satellite communication performance. However, RIS-assisted urban NTN designs that jointly support…

Signal Processing · Electrical Eng. & Systems 2026-04-22 Muhammad Khalil , Ke Wang , Jinho Choi

The massive number of antennas in extremely large aperture array (ELAA) systems shifts the propagation regime of signals in internet of things (IoT) communication systems towards near-field spherical wave propagation. We propose a…

Signal Processing · Electrical Eng. & Systems 2025-04-18 Quan Zhou , Jingjing Zhao , Kaiquan Cai , Yanbo Zhu

In future cellular systems, wireless localization and sensing functions will be built-in for specific applications, e.g., navigation, transportation, and healthcare, and to support flexible and seamless connectivity. Driven by this trend,…

Information Theory · Computer Science 2022-01-26 Hongliang Zhang , Boya Di , Kaigui Bian , Zhu Han , H. Vincent Poor , Lingyang Song

Reconfigurable Intelligent Surfaces (RISs) constitute the enabler for programmable propagation of electromagnetic signals, and are lately being considered as a candidate physical-layer technology for the demanding connectivity, reliability,…

Reconfigurable Intelligent Surfaces (RISs) are announced as a truly transformative technology, capable of smartly shaping wireless environments to optimize next-generation communication networks. Among their numerous foreseen applications,…

Signal Processing · Electrical Eng. & Systems 2023-06-21 Moustafa Rahal , Benoit Denis , Taghrid Mazloum , Frederic Munoz , Raffaele D Errico

With both the standardization and commercialization completed in an unforeseen pace for the 5th generation (5G) wireless network, researchers, engineers and executives from the academia and the industry have turned their sights on candidate…

Networking and Internet Architecture · Computer Science 2024-02-20 Ruiqi Liu , Qingqing Wu , Marco Di Renzo , Yifei Yuan