Optimized design of joint mirror array and liquid crystal-based RIS-aided VLC systems

O Maraqa, TMN Ngatched - IEEE Photonics Journal, 2023 - ieeexplore.ieee.org
Most studies of reflecting intelligent surfaces (RISs)-assisted visible light communication
(VLC) systems have focused on the integration of RISs in the channel to combat the line-of …

Design and optimization of liquid crystal RIS-based visible light communication receivers

S Aboagye, AR Ndjiongue… - IEEE Photonics …, 2022 - ieeexplore.ieee.org
In the design of reconfigurable intelligent surfaces (RISs)-aided visible light communication
(VLC) systems, most studies have focused on the deployment of mirror arrays and …

Asymptotic capacity maximization for MISO visible light communications with mirror array-based RISs on walls and an LC RIS-based receiver

Q Wu, J Zhang, YY Zhang, G Xin - Optics Communications, 2024 - Elsevier
Traditional adoptions of reconfigurable intelligent surfaces (RISs) in visible light
communications (VLCs) mainly focus on one kind of RIS. However, the joint application of …

Asymptotic capacity maximization for MISO visible light communication systems with a liquid crystal RIS-based receiver

Q Wu, J Zhang, Y Zhang, G Xin, D Guo - Photonics, 2023 - mdpi.com
Combined with reconfigurable intelligent surfaces (RISs), visible light communications
(VLCs) can increase the communication performance to a great degree. However, the …

Liquid crystal-based RIS for VLC transmitters: Performance analysis, challenges, and opportunities

S Aboagye, TMN Ngatched… - IEEE Wireless …, 2023 - ieeexplore.ieee.org
This article presents a novel approach using reconfigurable intelligent surfaces (RISs) in the
transmitter of indoor visible light communication (VLC) systems to enhance data rate …

Intelligent reflecting surface-aided indoor visible light communication systems

S Aboagye, TMN Ngatched, OA Dobre… - IEEE …, 2021 - ieeexplore.ieee.org
This letter explores the use of intelligent reflecting surfaces (IRSs) to address the line-of-
sight (LoS) blockage issue in an indoor visible light communication (VLC) system. This is …

Frequency-domain channel characteristics of intelligent reflecting surface assisted visible light communication

C Chen, S Huang, H Abumarshoud… - Journal of Lightwave …, 2023 - ieeexplore.ieee.org
Deploying an intelligent reflecting surface (IRS) array in visible light communication (VLC)
systems forms additional light propagation paths, thereby enhancing the optical wireless …

RIS-assisted visible light communication systems: A tutorial

S Aboagye, AR Ndjiongue… - … Surveys & Tutorials, 2022 - ieeexplore.ieee.org
Recent intensive and extensive development of the fifth-generation (5G) of cellular networks
has led to their deployment throughout much of the world. As part of this implementation …

Re-configurable intelligent surface-based VLC receivers using tunable liquid-crystals: The concept

AR Ndjiongue, TMN Ngatched, OA Dobre… - Journal of Lightwave …, 2021 - opg.optica.org
Visible light communication (VLC) enables access to huge unlicensed bandwidth, a higher
security level, and no radio frequency interference. With these advantages, VLC emerges as …

RIS-assisted optical receiver model and reflected angle optimization for visible light communication in mobile environments

ZW Ye, D Li, C Wang, YJ Zhu - Optics Express, 2024 - opg.optica.org
Reconfigurable intelligent surfaces (RIS) supply high-speed and in-depth coverage wireless
networks for visible light communication (VLC) systems, improving the system adaptability to …