Review paper on hardware of reconfigurable intelligent surfaces

B Rana, SS Cho, IP Hong - IEEE Access, 2023‏ - ieeexplore.ieee.org
Recently reconfigurable intelligent surface (RIS) has attracted great attention because it can
create a smart wireless environment. Hence it can enhance the capacity and coverage of the …

Reconfigurable intelligent surfaces for smart wireless environments: channel estimation, system design and applications in 6G networks

YC Liang, J Chen, R Long, ZQ He, X Lin… - Science China …, 2021‏ - Springer
Reconfigurable intelligent surface (RIS), one of the key enablers for the sixth-generation
(6G) mobile communication networks, is considered by designers to smartly reconfigure the …

Reconfigurable intelligent surface-based wireless communications: Antenna design, prototy**, and experimental results

L Dai, B Wang, M Wang, X Yang, J Tan, S Bi… - IEEE …, 2020‏ - ieeexplore.ieee.org
One of the key enablers of future wireless communications is constituted by massive multiple-
input multiple-output (MIMO) systems, which can improve the spectral efficiency by orders of …

An optically driven digital metasurface for programming electromagnetic functions

XG Zhang, WX Jiang, HL Jiang, Q Wang, HW Tian… - Nature …, 2020‏ - nature.com
Metasurfaces are engineered surfaces that consist of subwavelength periodic elements and
can be used to manipulate electromagnetic waves. Multifunctional or reconfigurable …

A reconfigurable intelligent surface at mmWave based on a binary phase tunable metasurface

JB Gros, V Popov, MA Odit, V Lenets… - IEEE Open Journal of …, 2021‏ - ieeexplore.ieee.org
Originally introduced in the early 2010's, the idea of smart environments through
reconfigurable intelligent surfaces (RIS) controlling the reflections of the electromagnetic …

[HTML][HTML] A programmable metasurface with dynamic polarization, scattering and focusing control

H Yang, X Cao, F Yang, J Gao, S Xu, M Li, X Chen… - Scientific reports, 2016‏ - nature.com
Diverse electromagnetic (EM) responses of a programmable metasurface with a relatively
large scale have been investigated, where multiple functionalities are obtained on the same …

Programmable manipulations of terahertz beams by transmissive digital coding metasurfaces based on liquid crystals

CX Liu, F Yang, XJ Fu, JW Wu, L Zhang… - Advanced Optical …, 2021‏ - Wiley Online Library
Digital coding metasurfaces have attracted considerable interest, owing to their ability to
manipulate electromagnetic waves and implement various functionalities with …

A low-profile programmable beam scanning holographic array antenna without phase shifters

S Pan, M Lin, M Xu, S Zhu, LA Bian… - IEEE Internet of Things …, 2021‏ - ieeexplore.ieee.org
Beam scanning antenna brings new opportunities to reduce the data collision of multinode
communication in the Internet of Things (IoT). This article proposes a new type antenna …

A dual-polarized reconfigurable reflectarray antenna based on dual-channel programmable metasurface

N Zhang, K Chen, J Zhao, Q Hu, K Tang… - … on Antennas and …, 2022‏ - ieeexplore.ieee.org
The concept of dual-polarized reconfigurable reflectarray (RRA) featuring dual-polarized
beam control is proposed and demonstrated using a dual-channel programmable …

Dynamic scattering steering with graphene‐based coding metamirror

J Zhang, H Zhang, W Yang, K Chen… - Advanced Optical …, 2020‏ - Wiley Online Library
The recent development of metasurfaces offers a unique technique for the arbitrary control of
electromagnetic waves by spatially manipulating their amplitudes and phases. However …