English
Related papers

Related papers: RIS-Enabled Self-Localization with FMCW Radar

200 papers

Reconfigurable intelligent surface (RIS)-assisted communication appears as one of the potential enablers for sixth generation (6G) wireless networks by providing a new way to optimize the communication system performance. This paper aims to…

Signal Processing · Electrical Eng. & Systems 2020-09-01 E. Basar , I. Yildirim

Reconfigurable intelligent surface (RIS) is an emerging technology for future wireless communication systems. In this work, we consider downlink spatial multiplexing enabled by the RIS for weighted sum-rate (WSR) maximization. In the…

Signal Processing · Electrical Eng. & Systems 2022-09-22 Bile Peng , Jan-Aike Termöhlen , Cong Sun , Danping He , Ke Guan , Tim Fingscheidt , Eduard A. Jorswieck

Reconfigurable Intelligent Surfaces (RIS) have emerged as a key enabler for programmable wireless environments in future Beyond-5G (B5G) and 6G networks. In the meantime, Integrated Sensing and Communication (ISAC) and Physical-Layer…

Signal Processing · Electrical Eng. & Systems 2026-04-23 Wenqing Dai , Jan Herbst , Jan Petershans , Christoph Lipps , Hans D. Schotten

Reconfigurable intelligent surface (RIS) is a promising technology for future millimeter-wave (mmWave) communication systems. However, its potential benefits of adopting RIS for high-precision positioning in mmWave systems are still less…

Signal Processing · Electrical Eng. & Systems 2021-11-30 Yu Liu , Sheng Hong , Cunhua Pan , Yinlu Wang , Yijin Pan , Ming Chen

A reconfigurable intelligent surface (RIS) allows a reflection transmission path between a base station (BS) and user equipment (UE). In wireless localization, this reflection path aids in positioning accuracy, especially when the…

Signal Processing · Electrical Eng. & Systems 2023-06-14 Wei Zhang , Zhenni Wang , Wee Peng Tay

In addition to enhancing wireless communication coverage quality, reconfigurable intelligent surface (RIS) technique can also assist in positioning. In this work, we consider RIS-assisted superimposed pilot and data transmission without the…

Information Retrieval · Computer Science 2025-04-08 Wenchao Xia , Ben Zhao , Wankai Tang , Yongxu Zhu , Kai-Kit Wong , Sangarapillai Lambotharan , Hyundong Shin

A novel dual-band reconfigurable intelligent surface (DBI-RIS) design that combines the functionalities of millimeter-wave (mmWave) and sub-6 GHz bands within a single aperture is proposed. This design aims to bridge the gap between current…

Signal Processing · Electrical Eng. & Systems 2024-06-06 Junhui Rao , Yujie Zhang , Shiwen Tang , Zan Li , Zhaoyang Ming , Jichen Zhang , Chi Yuk Chiu , Ross Murch

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

The performance of wireless communication systems is fundamentally constrained by random and uncontrollable wireless channels. Recently, reconfigurable intelligent surfaces (RIS) has emerged as a promising solution to enhance wireless…

Signal Processing · Electrical Eng. & Systems 2023-12-29 Xiaohao Mo , Lin Gui , Kai Ying , Xichao Sang , Xiaqing Diao

The number of train passengers and the demand for high data rates to handle new technologies such as video streaming and IoT technologies are continuously increasing. Therefore the exploration of millimeter waves (mmWave) band is a key…

Signal Processing · Electrical Eng. & Systems 2023-07-11 Aline Habib , Ammar El Falou , Charlotte Langlais , Marion Berbineau

Reconfigurable Intelligent Surface (RIS) or metasurface is one of the important enabling technologies in mobile cellular networks that can effectively enhance the signal coverage performance in obstructed regions, and it is generally…

Signal Processing · Electrical Eng. & Systems 2023-11-06 Tianqi Xiang , Zhiwei Jiang , Weijun Hong , Xin Zhang , Yuehong Gao

Reconfigurable intelligent surfaces (RIS) is a promising solution to build a programmable wireless environment via steering the incident signal in fully customizable ways with reconfigurable passive elements. In this paper, we consider a…

Signal Processing · Electrical Eng. & Systems 2019-12-30 Huayan Guo , Ying-Chang Liang , Jie Chen , Erik G. Larsson

Unmanned aerial vehicles (UAVs) have been successfully adopted to enhance the flexibility and robustness of wireless communication networks. And recently, the reconfigurable intelligent surface (RIS) technology has been paid increasing…

Systems and Control · Electrical Eng. & Systems 2023-01-02 Mohsen Eskandari , Hailong Huang , Andrey V. Savkin , Wei Ni

Reconfigurable intelligent surface (RIS)-empowered communications is on the rise and is a promising technology envisioned to aid in 6G and beyond wireless communication networks. RISs can manipulate impinging waves through their…

Signal Processing · Electrical Eng. & Systems 2022-05-19 Emre Arslan , Ibrahim Yildirim , Fatih Kilinc , Ertugrul Basar

The next generation of wireless systems will take the concept of communications and networking to another level through the seamless integration of terrestrial, aerial, satellite, maritime and underwater communication systems.…

Networking and Internet Architecture · Computer Science 2022-08-02 Parisa Ramezani , Bin Lyu , Abbas Jamalipour

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

Reconfigurable intelligent surface (RIS)-aided localization systems are increasingly recognized for enhancing accuracy in internet of things (IoT) networks. However, prevailing studies tend to either assume a Gaussian distribution for angle…

Signal Processing · Electrical Eng. & Systems 2024-03-19 Tuo Wu , Hong Ren , Cunhua Pan , Yijin Pan , Sheng Hong , Maged Elkashlan , Feng Shu , Jiangzhou Wang

Reconfigurable Intelligent Surfaces (RIS) or Intelligent Reflecting Surfaces (IRS) are metasurfaces that can be deployed in various places in wireless environments to make these environments controllable and reconfigurable. In this paper,…

Information Theory · Computer Science 2020-01-22 S. Mohammad Razavizadeh , Tommy Svensson

Reconfigurable Intelligent Surfaces (RIS) represent a transformative technology for sixth-generation (6G) wireless communications, but it suffers from a significant limitation, namely the double-fading attenuation. Active RIS has emerged as…

Information Theory · Computer Science 2025-04-23 Yang Cao , Wenchi Cheng , Jingqing Wang , Wei Zhang

The advent of the sixth generation (6G) wireless networks heralds a transformative era for mobile communication, where the integration of cutting-edge technologies like Reconfigurable Intelligent Surfaces (RISs) is paramount in addressing…

Signal Processing · Electrical Eng. & Systems 2024-07-09 Emre Arslan , Ali Tugberk Dogukan , Fatih Kilinc , Ahmet Faruk Coskun , Ertugrul Basar
‹ Prev 1 8 9 10 Next ›