English
Related papers

Related papers: Llums que no s\'on nom\'es llums

200 papers

Visible light communication (VLC) is emerging as a key technology for future wireless communication systems due to its unique physical-layer advantages over traditional radio-frequency (RF)-based systems. However, its integration with…

Information Theory · Computer Science 2026-01-22 Zhouxiang Zhao , Zhaohui Yang , Chen Zhu , Xin Tong , Zhaoyang Zhang

Indoor localization systems based on Visible Light Communication (VLC) have shown promising advantages compared with systems based on other wireless technologies. In these systems, many VLC light-emitting diode (LED) anchors are employed in…

Signal Processing · Electrical Eng. & Systems 2019-03-18 Duc-Phuc Nguyen , Dinh-Dung Le

Optical Wireless Communication (OWC) is regarded as an auspicious communication approach that can outperform the existing wireless technology. It utilizes LED lights, whose subtle variation in radiant intensity generate a binary data…

Robotics · Computer Science 2022-05-10 Fadi Al-Turjman , Diletta Cacciagrano , Leonardo Mostarda , Mattia Paccamiccio , Zaib Ullah

We present a complete Visible Light Communications (VLC) transceiver system consisting of low-cost Commercial-Off-The-Shelf (COTS) components. In particular, we show that COTS IEEE 802.11n (WiFi) devices can be used so that the physical and…

Networking and Internet Architecture · Computer Science 2020-01-29 Piotr Gawłowicz , Elnaz Alizadeh Jarchlo , Anatolij Zubow

Visible light communication (VLC) technology was introduced as a key enabler for the next generation of wireless networks, mainly thanks to its simple and low-cost implementation. However, several challenges prohibit the realization of the…

Artificial Intelligence · Computer Science 2021-10-08 Shimaa Naser , Lina Bariah , Sami Muhaidat , Mahmoud Al-Qutayri , Ernesto Damiani , Merouane Debbah , Paschalis C. Sofotasios

This paper proposes an indoor visible light communication (VLC) system with multiple transmitters and receivers. Due to diffusivity of LED light beams, photodiode receive signals from many directions. We use one concave and one convex lens…

Signal Processing · Electrical Eng. & Systems 2021-01-12 Jiaqi Wei , Chen Gong , Nuo Huang , Zhengyuan Xu

This study explores the use of Visible Light Communication (VLC) in Collective Perception (CP), a technology that enables vehicles and infrastructure to share sensor information to help reduce traffic accidents. Recent advances in…

Signal Processing · Electrical Eng. & Systems 2026-05-26 Kosuke Nakano , Shan Lu , Takaya Yamazato

The emergence of visible light communication (VLC) technology as a solution to solve radio frequency impediments, such as spectrum shortage, is continuously appealing. In addition to its large and unlicensed bandwidth, VLC provides a high…

Signal Processing · Electrical Eng. & Systems 2020-09-16 Alain R. Ndjiongue , Telex M. N. Ngatched , Octavia A. Dobre , Harald Haas

We all know that Wi-Fi is presently the most commonly used technology for data transmission and connecting devices to the Internet, at the same time due to much reasonable concern, (such as Wi-Fi can be vulnerable when it comes to hacking,…

Signal Processing · Electrical Eng. & Systems 2021-01-07 Auwal Tijjani Amshi

Visible light communications (VLC) is a promising technology to address the spectrum crunch problem in radio frequency (RF) networks. A major advantage of VLC networks is that they can use the existing lighting infrastructure in indoor…

Information Theory · Computer Science 2017-07-19 Yusuf Said Eroglu , Ismail Guvenc , Alphan Sahin , Yavuz Yapici , Nezih Pala , Murat Yuksel

Visible light communication (VLC) is an emerging technology and considered as an alternative to overcome some of the disadvantages of radio frequency communication technology in an indoor environment. However, the line of sight nature of…

Systems and Control · Electrical Eng. & Systems 2023-06-27 M. A. N. Perera , N. G. K. R. Wijewardhana , A. A. D. T Nissanka , S. A. H. A. Suraweera , G. M. R. I. Godaliyadda

A novel approach that combines visible light communication (VLC) with unmanned aerial vehicles (UAVs) to simultaneously provide flexible communication and illumination is proposed. To minimize the power consumption, the locations of UAVs…

Signal Processing · Electrical Eng. & Systems 2019-05-13 Yang Yang , Mingzhe Chen , Caili Guo , Chunyan Feng , Walid Saad

The rapid growth of the Internet of Things (IoT) devices in the sixth-generation (6G) wireless networks raises significant generality and scalability challenges due to energy consumption, deployment complexity, and environmental impact.…

Systems and Control · Electrical Eng. & Systems 2026-03-06 Boxuan Xie , Yifan Zhang , Kalle Koskinen , Alexis A. Dowhuszko , Jiacheng Wang , Ruichen Zhang , Zehui Xiong , Dusit Niyato , Zhu Han , Riku Jäntti

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

This paper investigates a hybrid radio frequency (RF)/visible light communication (VLC) ultra-small cell network consisting of multiple optical angle-diversity transmitters, one multi-antenna RF access point (AP), and multiple terminal…

Information Theory · Computer Science 2019-05-14 Ha-Vu Tran , Georges Kaddoum , Panagiotis D. Diamantoulakis , Chadi Abou-Rjeily , George K. Karagiannidis

A system that employs wavelength division multiplexing (WDM) in conjunction with subcarrier multiplexing (SCM) tones is proposed to realize high data rate multi-user indoor visible light communication (VLC). The SCM tones, which are…

Signal Processing · Electrical Eng. & Systems 2018-11-06 Safwan Hafeedh Younus , Aubida A. Al-Hameed , Ahmed Taha Hussein , Mohammed T. Alresheedi , Jaafar M. H. Elmirghani

Visible Light Communication (VLC) is one the most promising enabling technology for future 6G networks to overcome Radio-Frequency (RF)-based communication limitations thanks to a broader bandwidth, higher data rate, and greater efficiency.…

Cryptography and Security · Computer Science 2023-01-03 Simone Soderi , Alessandro Brighente , Federico Turrin , Mauro Conti

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

One of the areas in which wireless networks based on visible light communication (VLC) are considered superior to traditional radio-based communication is security. The common slogan summarizing VLC security features is: WYSIWYS - "What You…

Cryptography and Security · Computer Science 2016-08-26 Grzegorz Blinowski

Visible Light Communication (VLC) using Light Emitting Diodes (LEDs) has gained attention due to its low power consumption, long lifetime, and fast response. However, VLC suffers from optical noise generated by ambient light sources such as…

Networking and Internet Architecture · Computer Science 2026-02-23 Wataru Uemura , Takumi Hamano