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 …

Reconfigurable intelligent surfaces for rich scattering wireless communications: Recent experiments, challenges, and opportunities

GC Alexandropoulos, N Shlezinger… - IEEE …, 2021‏ - ieeexplore.ieee.org
Recent advances in the fabrication and experimentation of reconfigurable intelligent
surfaces (RISs) have motivated the concept of the smart radio environment, according to …

The integrated sensing and communication revolution for 6G: Vision, techniques, and applications

N González-Prelcic, MF Keskin… - Proceedings of the …, 2024‏ - ieeexplore.ieee.org
Future wireless networks will integrate sensing, learning, and communication to provide new
services beyond communication and to become more resilient. Sensors at the network …

Integrated sensing and communications with reconfigurable intelligent surfaces: From signal modeling to processing

SP Chepuri, N Shlezinger, F Liu… - IEEE Signal …, 2023‏ - ieeexplore.ieee.org
Integrated sensing and communications (ISAC) are envisioned to be an integral part of
future wireless networks, especially when operating at the millimeter-wave (mm-wave) and …

LOS/NLOS near-field localization with a large reconfigurable intelligent surface

D Dardari, N Decarli, A Guerra… - IEEE Transactions on …, 2021‏ - ieeexplore.ieee.org
This paper considers a scenario where a reconfigurable intelligent surface (RIS) is deployed
to allow the localization of mobile users adopting a single anchor node, even under non-line …

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-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 …

A reconfigurable intelligent surface with integrated sensing capability

I Alamzadeh, GC Alexandropoulos, N Shlezinger… - Scientific reports, 2021‏ - nature.com
Reconfigurable reflective surfaces can alter the propagation environment to improve
wireless communication and power transfer. Paramount to this operation—which has …

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-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 …