An overview of signal processing techniques for RIS/IRS-aided wireless systems

C Pan, G Zhou, K Zhi, S Hong, T Wu… - IEEE Journal of …, 2022 - ieeexplore.ieee.org
In the past as well as present wireless communication systems, the wireless propagation
environment is regarded as an uncontrollable black box that impairs the received signal …

RIS-enabled smart wireless environments: Deployment scenarios, network architecture, bandwidth and area of influence

GC Alexandropoulos, DT Phan-Huy… - EURASIP Journal on …, 2023 - Springer
Reconfigurable intelligent surfaces (RISs) constitute the key enabler for programmable
electromagnetic propagation environments and are lately being considered as a candidate …

Pervasive machine learning for smart radio environments enabled by reconfigurable intelligent surfaces

GC Alexandropoulos, K Stylianopoulos… - Proceedings of the …, 2022 - ieeexplore.ieee.org
The emerging technology of reconfigurable intelligent surfaces (RISs) is provisioned as an
enabler of smart wireless environments, offering a highly scalable, low-cost, hardware …

RIS-enabled SISO localization under user mobility and spatial-wideband effects

K Keykhosravi, MF Keskin… - IEEE Journal of …, 2022 - ieeexplore.ieee.org
Reconfigurable intelligent surface (RIS) is a promising technological enabler for the 6th
generation (6G) of wireless systems with applications in localization and communication. In …

RIS-aided joint localization and synchronization with a single-antenna receiver: Beamforming design and low-complexity estimation

A Fascista, MF Keskin, A Coluccia… - IEEE Journal of …, 2022 - ieeexplore.ieee.org
Reconfigurable intelligent surfaces (RISs) have attracted enormous interest thanks to their
ability to overcome line-of-sight blockages in mmWave systems, enabling in turn accurate …

Reconfigurable intelligent surfaces for 6G IoT wireless positioning: A contemporary survey

R Chen, M Liu, Y Hui, N Cheng… - IEEE Internet of Things …, 2022 - ieeexplore.ieee.org
The sixth-generation (6G) wireless communication system is expected to integrate
communication, intelligence, sensing, positioning, control, and calculation to adapt to time …

RIS-aided near-field localization and channel estimation for the terahertz system

Y Pan, C Pan, S **, J Wang - IEEE Journal of Selected Topics …, 2023 - ieeexplore.ieee.org
The affordable hardware cost of ultra-large (XL) reconfigurable intelligent surfaces (RIS)
renders them attractive solutions for the performance enhancement of localization and …

Localization and channel reconstruction for extra large RIS-assisted massive MIMO systems

Y Han, S **, CK Wen, TQS Quek - IEEE Journal of Selected …, 2022 - ieeexplore.ieee.org
Reconfigurable intelligent surface (RIS) is a promising material that can passively
manipulate electromagnetic waves and improve the quality of mobile communication …

Reconfigurable intelligent surface assisted localization: Technologies, challenges, and the road ahead

T Ma, Y **ao, X Lei, L Zhang, Y Niu… - IEEE Open Journal …, 2023 - ieeexplore.ieee.org
Owing to the breakthrough of artificial meta-materials, the emergence and evolution of
reconfigurable intelligent surface (RIS) have drawn a novel blueprint for the development of …

RIS-aided near-field localization under phase-dependent amplitude variations

C Ozturk, MF Keskin, H Wymeersch… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
We investigate the problem of reconfigurable intelligent surface (RIS)-aided near-field
localization of a user equipment (UE) served by a base station (BS) under phase-dependent …