English
Related papers

Related papers: VLC Systems with CGHs

200 papers

Visible light communication (VLC) has been recognized as a promising technology for handling the continuously increasing quality of service and connectivity requirements in modern wireless communications, particularly in indoor scenarios.…

Information Theory · Computer Science 2021-11-09 Shimaa Naser , Lina Bariah , Sami Muhaidat , Mahmoud Al-Qutayri , Murat Uysal , Paschalis C. Sofotasios

This paper studies the performance of physical layer security (PLS) in a multi-user hybrid heterogeneous visible light communication (VLC) and radio frequency (RF) wireless communication system with simultaneous lightwave information and…

Systems and Control · Electrical Eng. & Systems 2025-05-20 Tuan A. Hoang , Thanh V. Pham , Chuyen T. Nguyen

The present contribution proposes a general framework for the energy efficiency analysis of a hybrid visible light communication (VLC) and Radio Frequency (RF) wireless system, in which both VLC and RF subsystems utilize nonorthogonal…

Information Theory · Computer Science 2020-05-11 Ahmed Al Hammadi , Sami Muhaidat , Paschalis C. Sofotasios , Mahmoud Al-Qutayri , Hany Elgala

Visible light communications (VLC) are motivated by the radio-frequency (RF) spectrum crunch and fast-growing solid-state lighting technology. VLC relies on white light emitting diodes (LEDs) to provide communication and illumination…

Information Theory · Computer Science 2014-06-25 Zhenhua Yu , Arthur J. Redfern , G. Tong Zhou

Visible Light Communication (VLC) provides an energy-efficient wireless solution by using existing LED-based illumination for high-speed data transmissions. Although solar cells offer the advantage of simultaneous energy harvesting and data…

Networking and Internet Architecture · Computer Science 2025-05-16 Yanxiang Wang , Yihe Yan , Jiawei Hu , Cheng Jiang , Brano Kusy , Ashraf Uddin , Mahbub Hassan , Wen Hu

Increasing popularity of augmented and mixed reality systems has seen a similar increase of interest in 2D and 3D computer generated holography (CGH). Unlike stereoscopic approaches, CGH can fully represent a light field including depth of…

Graphics · Computer Science 2020-06-19 Peter J. Christopher , Timothy D. Wilkinson

This paper investigates the physical-layer security for an indoor visible light communication (VLC) network consisting of a transmitter, a legitimate receiver and an eavesdropper. Both the main channel and the wiretapping channel have…

Information Theory · Computer Science 2018-07-27 Jin-Yuan Wang , Cheng Liu , Jun-Bo Wang , Yongpeng Wu , Min Lin , Julian Cheng

Event cameras offer high temporal resolution, low latency, and wide dynamic range, making them promising receivers for visible light communication (VLC) in vehicle-to-everything (V2X) applications. This work presents an event-camera-based…

Robotics · Computer Science 2026-05-08 Ryota Soga , Tsukasa Shimizu , Shintaro Shiba , Quan Kong , Shan Lu , Takaya Yamazato

In this paper, we consider the use of visible light communication (VLC) to provide connectivity to indoor fog computing resources and propose an energy-efficient passive optical network (PON)-based backhaul architecture to support the VLC…

Networking and Internet Architecture · Computer Science 2025-08-14 Wafaa B. M. Fadlelmula , Sanaa Hamid Mohamed , Taisir E. H. El-Gorashi , Jaafar M. H. Elmirghani

In this work, we investigate the performance of indoor visible light communication (VLC) networks based on power domain non-orthogonal multiple access (NOMA) for mobile devices, where multiple legitimate users are equipped with photodiodes…

Information Theory · Computer Science 2024-12-10 Tianji Shen , Vamoua Yachongka , Yuto Hama , Hideki Ochiai

Visible light communication (VLC), which uses LEDs for both illumination and communication purposes, has recently emerged as either an alternative or a support system for radio frequency (RF) communication. VLC channel inside a room is…

Information Theory · Computer Science 2019-02-14 Cenk Albayrak , Kadir Turk , Emin Tugcu , Cemaleddin Simsek , Ayhan Yazgan

For dynamic visible light communication (VLC) systems, received optical power fluctuates largely due to the fast movement of VLC terminals. Such fluctuations will cause possible signal clipping and quantization noise at the…

Signal Processing · Electrical Eng. & Systems 2020-08-03 Yingwen Zhang , Xianqing Jin , Weibin Jiang , Xinmin Chen , Zhengyuan Xu

Due to the dramatic increase in high data rate services and in order to meet the demands of the fifth-generation (5G) networks, researchers from both academia and industry are exploring advanced transmission techniques, new network…

Signal Processing · Electrical Eng. & Systems 2019-05-29 Mohamed Amine Arfaoui , Mohammad Dehghani Soltani , Iman Tavakkolnia , Ali Ghrayeb , Chadi Assi , Majid Safari , Harald Haas

Visible light communication (VLC) based localization is a potential candidate for wide range indoor localization applications. In this paper, we propose a VLC architecture based on orthogonal frequency division multiplexing (OFDM) with…

Signal Processing · Electrical Eng. & Systems 2018-12-31 Luis C. Mathias , Leonimer F. de Melo , Taufik Abrao

Computer-generated holography (CGH) presents a transformative solution for near-eye displays in augmented and virtual reality. Recent advances in deep learning have greatly improved CGH in reconstructed quality and computational efficiency.…

Optics · Physics 2025-12-16 Shuyang Xie , Jie Zhou , Jun Wang , Renjing Xu

A novel dimming control scheme, termed as generalized dimming control (GDC), is proposed for visible light communication (VLC) systems. The proposed GDC scheme achieves dimming control by simultaneously adjusting the intensity of…

Information Theory · Computer Science 2020-04-22 Yang Yang , Congcong Wang , Chunyan Feng , Caili Guo , Julian Cheng , Zhimin Zeng

Light Fidelity (LiFi) has emerged as a promising wireless technology that exploits the vast unlicensed optical spectrum to complement radio frequency networks. Recent advances in laser-based transmitters, particularly vertical-cavity…

Optics · Physics 2026-03-12 Hossein Safi , Iman Tavakkolnia , Harald Haas

Accurate indoor localization is crucial in industrial environments. Visible Light Communication (VLC) has emerged as a promising solution, offering high accuracy, energy efficiency, and minimal electromagnetic interference. However,…

Signal Processing · Electrical Eng. & Systems 2025-10-06 Masood Jan , Wafa Njima , Xun Zhang , Alexander Artemenko

In this paper, we consider an indoor visible light communication (VLC) system with multiple "white" light emitting diodes serving to form overlapping wireless communication cells. In order to maintain seamless connectivity to mobile users,…

Networking and Internet Architecture · Computer Science 2024-02-28 Kapila W. S. Palitharathna , Anna Maria Vegni , Panagiotis D. Diamantoulakis , Himal A. Suraweera , Ioannis Krikidis

This paper looks at the performance of an outdoor visible light (OVLC) communication system used for Internet-of-Vehicles (IoV). In the proposed system an amplify-and-forward (AF) opportunistic scheme is used to extend the range of…

Signal Processing · Electrical Eng. & Systems 2020-07-22 Ramadan Abdul-Rashid , Anas M. Salhab , Salam A. Zummo