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In this paper, we present a blur reduction technique for smartphone-to-smartphone visible light communications (S2SVLC). The key technique it to avoid the repeated scanning of the transmitted data and to lower the amount of data discarded…

Image and Video Processing · Electrical Eng. & Systems 2025-07-01 Vaigai Nayaki Yokar , Hoa Le-Minh , Zabih Ghassemlooy , Wai Lok Woo

This paper proposes a cascaded multiwire-power line communication (PLC)/multiple-visible light communication (VLC) system. This hybrid architecture offers low installation cost, enhanced performance, practical feasibility, and a wide range…

Signal Processing · Electrical Eng. & Systems 2025-06-10 Hugerles S. Silva , Higo T. P. Silva , Paulo V. B. Tomé , Felipe A. P. Figueiredo , Edson P. da Silva , Rausley A. A. de Souza

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

Since commercial LEDs are primarily designed for illumination rather than data transmission, their modulation bandwidth is inherently limited to a few MHz. This becomes a major bottleneck in the implementation of visible light communication…

Information Theory · Computer Science 2025-05-27 Runxin Zhang , Yulin Shao , Jian Xiong , Lu Lu , Murat Uysal

Visible light communication (VLC) systems are promising candidates for future indoor access and peer-to-peer networks. The performance of these systems, however, is vulnerable to the line of sight (LOS) link blockage due to objects inside…

Information Theory · Computer Science 2020-09-10 Hamid Hosseinianfar , Maite Brandt-Pearce

Si-Photomultiplier (SiPM) has several attracting features, which can be helpful in the communication field, such as high photon detection efficiency, fast transient response, excellent timing resolution, and wide spectral range. In this…

Instrumentation and Detectors · Physics 2019-09-04 Zhenzhou Deng , Anyi Li

VLC is attracting a lot of attention as an emerging potential technology for deployment in next generation indoor wireless networks. Use of efficient link switching scheme among VLC access points is critical in indoor environment to provide…

Signal Processing · Electrical Eng. & Systems 2018-05-02 Sumita Mishra , Sachin Kumar , Shivani Singh , Pallavi Asthana , Nidhi Mathur

Visible light communication (VLC) is an emerging technology that enables broadband data rates using the visible spectrum. In this paper, considering slow beam steering where VLC beam directions are assumed to be fixed during a transmission…

Signal Processing · Electrical Eng. & Systems 2019-02-26 Yusuf Said Eroglu , Chethan Kumar Anjinappa , Ismail Guvenc , Nezih Pala

Visible light communication (VLC) systems using the indoor lighting system to also provide downlink communications require high average optical powers in order to satisfy the illumination needs. This can cause high amplitude signals common…

Information Theory · Computer Science 2015-06-19 Mohammad Noshad , Maite Brandt-Pearce

The underwater propagation environment for visible light signals is affected by complex factors such as absorption, shadowing, and reflection, making it very challengeable to achieve effective underwater visible light communication (UVLC)…

Signal Processing · Electrical Eng. & Systems 2023-03-14 Younan Mou , Sicong Liu

Visible light communication (VLC) is an optical wireless communication technology that is considered a promising solution for high-speed indoor connectivity. Unlike the case in conventional radio-frequency wireless systems, the VLC channel…

Signal Processing · Electrical Eng. & Systems 2021-01-18 Mohamed Amine Arfaoui , Ali Ghrayeb , Chadi Assi

The massive deployment of light-emitting diode (LED) lightning infrastructure has opened the opportunity to reuse it as visible light communication (VLC) to leverage the current RF spectrum crisis in indoor scenarios. One of the main…

Information Theory · Computer Science 2020-04-20 Francisco J. Escribano , José Sáez-Landete , Alexandre Wagemakers

This paper investigates an indoor hybrid visible light communication (VLC) and radio frequency (RF) scenario with two-hop downlink transmission. A light emitting diode (LED) transmits both data and energy via VLC to an energy-harvesting…

Signal Processing · Electrical Eng. & Systems 2024-10-10 Amir Hossein Fahim Raouf , Chethan Kumar Anjinappa , Ismail Guvenc

The design of a wireless communication system that can support multiple users at high data rates inside an aircraft is a key requirement of aircraft manufacturers. This paper examines the design of an on-board visible light communication…

In this paper the secure performance for the visible light communication (VLC) system with multiple eavesdroppers is studied. By considering the practical amplitude constraint instead of an average power constraint in the VLC system, the…

Signal Processing · Electrical Eng. & Systems 2019-10-17 Xiaodong Liu , Yuhao Wang , Fuhui Zhou , Zhenyu Deng , Rose Qingyang Hu

This article presents a novel approach of using reconfigurable intelligent surfaces (RISs) in the transmitter of indoor visible light communication (VLC) systems to enhance data rate uniformity and maintain adequate illumination. In this…

Signal Processing · Electrical Eng. & Systems 2023-08-22 Sylvester Aboagye , Telex M. N. Ngatched , Alain R. Ndjiongue , Octavia A. Dobre , Hyundong Shin

Visible light communication (VLC) utilizes light-emitting diodes (LEDs) to transmit wireless data. A VLC network can also be used to localize mobile users in indoor environments, where the global positioning system (GPS) signals are weak.…

Signal Processing · Electrical Eng. & Systems 2019-10-01 Yusuf Eroglu , Fatih Erden , Ismail Guvenc

In this paper, we propose a novel high dimensional constellation design scheme for visible light communication (VLC) systems employing red/green/blue light emitting diodes (RGB LEDs). It is in fact a generalized color shift keying (CSK)…

Information Theory · Computer Science 2014-10-23 Qian Gao , Chen Gong , Rui Wang , Zhengyuan Xu , Yingbo Hua

In this paper, we propose a new paradigm in designing and realizing energy efficient wireless indoor access networks, namely, a hybrid system enabled by traditional RF access, such as WiFi, as well as the emerging visible light…

Networking and Internet Architecture · Computer Science 2018-07-19 Abdallah Khreishah , Sihua Shao , Ammar Gharaibeh , Moussa Ayyash , Hany Elgala , Nirwan Ansari

In this paper, we present a stochastic geometry based framework to analyze the performance of downlink indoor visible light communication (VLC) networks at a typical receiver while considering reflections from the walls. A typical receiver…

Information Theory · Computer Science 2018-04-13 Abhishek K. Gupta , Adrish Banerjee