English
Related papers

Related papers: Towards Ubiquitous Positioning by Leveraging Recon…

200 papers

Integrated sensing and communication (ISAC) is emerging as a key enabler to address the growing spectrum congestion problem and satisfy increasing demands for ubiquitous sensing and communication. By sharing various resources and…

Signal Processing · Electrical Eng. & Systems 2022-06-20 Rang Liu , Ming Li , Honghao Luo , Qian Liu , A. Lee Swindlehurst

A reconfigurable intelligent surface (RIS) is composed of low-cost elements that manipulate the propagation environment from a transmitter by intelligently applying phase shifts to incoming signals before they are reflected. This paper…

Information Theory · Computer Science 2024-07-23 Mohammad Javad-Kalbasi , Mohammed Saif , Shahrokh Valaee

Reconfigurable intelligent surface (RIS) has shown promise in providing apparent benefits in wireless communication and positioning. Most of the existing research focuses on the ability of RIS to adjust the direction of propagation. In this…

Information Theory · Computer Science 2021-10-05 Chang-Jen Wang , Shang-Ling Shih , Chao-Kai Wen , Shi Jin

We consider a reconfigurable intelligent surface (RIS) that can implement a phase rotation continuously over the whole surface rather than via a finite number of discrete elements. Such an RIS can be considered a design for future systems…

Signal Processing · Electrical Eng. & Systems 2025-06-18 Amy S. Inwood , Peter J. Smith , Mahmoud AlaaEldin , Michail Matthaiou

The following paper proposes a new target localization system design using an architecture based on reconfigurable intelligent surfaces (RISs) and passive radars (PRs) for integrated sensing and communications systems. The preamble of the…

Signal Processing · Electrical Eng. & Systems 2024-01-02 Dexin Wang , Ahmad Bazzi , Marwa Chafii

The envisioned sixth-generation (6G) of wireless networks will involve an intelligent integration of communications and computing, thereby meeting the urgent demands of diverse applications. To realize the concept of the smart radio…

Signal Processing · Electrical Eng. & Systems 2022-10-04 Bo Yang , Xuelin Cao , Jindan Xu , Chongwen Huang , George C. Alexandropoulos , Linglong Dai , M'erouane Debbah , H. Vincent Poor , Chau Yuen

Reconfigurable Intelligent Surface (RIS) has becoming a useful tool in future wireless communication systems for close-distance communication network. This paper we use Reconfigurable Intelligent Surface (RIS) for downlink multi-user…

Information Theory · Computer Science 2021-02-02 RuiTianYi Lu

In this paper, we investigate the performance of a reconfigurable intelligent surface (RIS) assisted large-scale network by characterizing the coverage probability and the average achievable rate using stochastic geometry. Considering the…

Signal Processing · Electrical Eng. & Systems 2022-08-19 Tianxiong Wang , Gaojie Chen , Mihai-Alin Badiu , Justin P. Coon

This paper investigates wireless systems aided by dual-polarized intelligent surfaces. We compare reconfigurable intelligent surface (RIS), which adjust their reflection matrices, with movable signals operating with fixed intelligent…

Information Theory · Computer Science 2026-02-03 Matteo Nerini , Bruno Clerckx

Millimeter wave (MmWave) systems are vulnerable to blockages, which cause signal drop and link outage. One solution is to deploy reconfigurable intelligent surfaces (RISs) to add a strong non-line-of-sight path from the transmitter to…

Signal Processing · Electrical Eng. & Systems 2022-06-01 Xiaowen Tian , Nuria Gonzalez-Prelcic , Robert W. Heath

A method of simulating a single-input single-output reconfigurable intelligent surface (RIS) assisted channel is presented using three channel black boxes to represent the direct signal path, the transmit path to the RIS and the reflected…

Signal Processing · Electrical Eng. & Systems 2025-10-02 Hasnul Hashim

Reconfigurable Intelligent Surfaces (RISs) are envisioned to be employed in next generation wireless networks to enhance the communication and radio localization services. In this paper, we propose novel localization and tracking algorithms…

Information Theory · Computer Science 2024-12-30 Somayeh Aghashahi , Zolfa Zeinalpour-Yazdi , Aliakbar Tadaion , Mahdi Boloursaz Mashhadi , Ahmed Elzanaty

Reconfigurable intelligent surfaces (RISs) allow controlling the propagation environment in wireless networks by tuning multiple reflecting elements. RISs have been traditionally realized through single connected architectures,…

Information Theory · Computer Science 2023-06-16 Matteo Nerini , Shanpu Shen , Bruno Clerckx

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

Large-scale antenna arrays employed by the base station (BS) constitute an essential next-generation communications technique. However, due to the constraints of size, cost, and power consumption, it is usually considered unrealistic to use…

Information Theory · Computer Science 2021-10-28 Kunzan Liu , Zijian Zhang , Linglong Dai , Lajos Hanzo

Near-field localization is expected to play a crucial role in enabling a plethora of applications under the paradigm of 6G networks. The conventional localization methods rely on complex infrastructure for providing cooperative anchor nodes…

Signal Processing · Electrical Eng. & Systems 2026-05-06 Srikar Sharma Sadhu , Praful D. Mankar , Santosh Nannuru

A communication link aided by a Reconfigurable Intelligent Surface (RIS) is studied, in which the transmitter can control the state of the RIS via a finite-rate control link. Prior work mostly assumed a fixed RIS configuration irrespective…

Information Theory · Computer Science 2019-11-22 Roy Karasik , Osvaldo Simeone , Marco Di Renzo , Shlomo Shamai

In this work, we consider the deployment of reconfigurable intelligent surfaces (RISs) to extend the coverage of a millimeter-wave (mmWave) network in indoor dense spaces. We first integrate RIS into ray-tracing simulations to realistically…

Information Theory · Computer Science 2023-02-21 Zhenyu Li , Ozan Alp Topal , Özlem Tuğfe Demir , Emil Björnson , Cicek Cavdar

In this paper, we study the advantages of using reconfigurable intelligent surfaces (RISs) for interference suppression in single-input single-output (SISO) distributed Internet of Things (IoT) networks. Implementing RIS-assisted networks…

Information Theory · Computer Science 2022-12-19 Sajjad Nassirpour , Alireza Vahid , Dinh-Thuan Do , Dinesh Bharadia

This paper addresses an uplink localization problem in which the base station (BS) aims to locate a remote user with the aid of reconfigurable intelligent surface (RIS). This paper proposes a strategy in which the user transmits pilots over…

Signal Processing · Electrical Eng. & Systems 2023-10-23 Zhongze Zhang , Tao Jiang , Wei Yu
‹ Prev 1 8 9 10 Next ›