3D localization with a single partially-connected receiving RIS: Positioning error analysis and algorithmic design

J He, A Fakhreddine, C Vanwynsberghe… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
In this article, we introduce the concept of partially-connected receiving reconfigurable
intelligent surfaces (R-RISs), which refers to metasurfaces designed to efficiently sense …

Hybrid reconfigurable intelligent surfaces-assisted near-field localization

X Zhang, H Zhang - IEEE Communications Letters, 2022 - ieeexplore.ieee.org
Reconfigurable intelligent metasurface (RIS) assisted user localization has been a hot topic
along with the development of the sixth generation wireless communications. The …

Joint user localization and location calibration of a hybrid reconfigurable intelligent surface

R Ghazalian, H Chen… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
The recent research in the emerging technology of reconfigurable intelligent surfaces (RISs)
has identified its high potential for localization and sensing. However, to accurately localize …

Performance of RIS-aided near-field localization under beams approximation from real hardware characterization

M Rahal, B Denis, K Keykhosravi, MF Keskin… - EURASIP Journal on …, 2023 - Springer
The technology of reconfigurable intelligent surfaces (RISs) has been showing promising
potential in a variety of applications relying on Beyond-5G networks. RIS can indeed provide …

RIS-enabled self-localization: Leveraging controllable reflections with zero access points

K Keykhosravi, G Seco-Granados… - ICC 2022-IEEE …, 2022 - ieeexplore.ieee.org
Reconfigurable intelligent surfaces (RISs) are one of the most promising technological
enablers of the next (6th) generation of wireless systems. In this paper, we introduce a novel …

Localization via multiple reconfigurable intelligent surfaces equipped with single receive RF chains

GC Alexandropoulos, I Vinieratou… - IEEE Wireless …, 2022 - ieeexplore.ieee.org
The extra degrees of freedom resulting from the consideration of Reconfigurable Intelligent
Surfaces (RISs) for smart signal propagation can be exploited for high accuracy localization …

STAR‐RIS‐enabled simultaneous indoor and outdoor 3D localisation: Theoretical analysis and algorithmic design

J He, A Fakhreddine… - IET Signal …, 2023 - Wiley Online Library
Recent research and development interests deal with metasurfaces for wireless systems
beyond their consideration as intelligent tunable reflectors. Among the latest proposals is the …

Radio localization and mapping with reconfigurable intelligent surfaces: Challenges, opportunities, and research directions

H Wymeersch, J He, B Denis… - IEEE Vehicular …, 2020 - ieeexplore.ieee.org
5G radio for millimeter-wave (mm-wave) and beyond5G concepts at 0.1-1 THz can exploit
angle and delay measurements for localization through an increased bandwidth and large …

Semi-passive 3D positioning of multiple RIS-enabled users

K Keykhosravi, MF Keskin, S Dwivedi… - IEEE Transactions …, 2021 - ieeexplore.ieee.org
Reconfigurable intelligent surfaces (RISs) are set to be a revolutionary technology in the 6th
generation of wireless systems. In this work, we study the application of RIS in a multi-user …

Leveraging RIS-enabled smart signal propagation for solving infeasible localization problems: Scenarios, key research directions, and open challenges

K Keykhosravi, B Denis… - IEEE Vehicular …, 2023 - ieeexplore.ieee.org
Reconfigurable intelligent surfaces (RISs) have tremendous potential for both
communication and localization. While communication benefits are now well understood …