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Related papers: LiFi - Let There Be Light

200 papers

Light-fidelity (LiFi) is a wireless communication technology that employs both infrared and visible light spectra to support multiuser access and user mobility. Considering the small wavelength of light, the optical channel is affected by…

Signal Processing · Electrical Eng. & Systems 2024-10-30 Ardimas Andi Purwita , Mohammad Dehghani Soltani , Majid Safari , Harald Haas

Light-fidelity (LiFi) is a fully-networked bidirectional optical wireless communication (OWC) that is considered a promising solution for high-speed indoor connectivity. Unlike in conventional radio frequency wireless systems, the OWC…

Signal Processing · Electrical Eng. & Systems 2020-07-23 Mohamed Amine Arfaoui , Mohammad Dehghani Soltani , Iman Tavakkolnia , Ali Ghrayeb , Chadi Assi , Majid Safari , Harald Haas

This paper retraces the historical development of wireless LAN technology in the context of the pursuit of ever higher data rate, describes the significant technical breakthroughs that are now occurring, and speculates on future directions…

Networking and Internet Architecture · Computer Science 2011-11-09 Keith Holt

For more than a century, artificial lighting has served mainly for illumination. Only recently, we start to transform our lighting infrastructure to provide new services such as indoor localization and network connectivity. These innovative…

Networking and Internet Architecture · Computer Science 2017-04-06 Qing Wang , Marco Zuniga

This chapter is devoted to discussing the integration of intelligent reflecting surfaces (IRSs), or intelligent walls, in optical wireless communication (OWC) systems. IRS technology is a revolutionary concept that enables communication…

Signal Processing · Electrical Eng. & Systems 2023-04-11 Anil Yesilkaya , Hanaa Abumarshoud , Harald Haas

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

Wi-Fi technology has strong potentials in indoor and outdoor sensing applications, it has several important features which makes it an appealing option compared to other sensing technologies. This paper presents a survey on different…

Human-Computer Interaction · Computer Science 2024-01-02 A. M. Khalili , Abdel-Hamid Soliman , Md Asaduzzaman , Alison Griffiths

Light-fidelity (LiFi) is a fully-networked bidirectional optical wireless communication (OWC) that is considered a promising solution for high-speed indoor connectivity. Unlike in conventional radio frequency wireless systems, the OWC…

Signal Processing · Electrical Eng. & Systems 2020-01-28 Mohamed Amine Arfaoui , Mohammad Dehghani Soltani , Iman Tavakkolnia , Ali Ghrayeb , Chadi Assi , Majid Safari , Harald Haas

Offering a high data rate to users inside the cabin is attractive for the aircraft building companies. This paper presents an optical wireless system that uses visible light for transmitting data. The reading light for each seat is used as…

Signal Processing · Electrical Eng. & Systems 2019-10-16 Osama Zwaid Alsulami , Mohammed T. Alresheedi , Jaafar M. H. Elmirghani

When one captures images in low-light conditions, the images often suffer from low visibility. This poor quality may significantly degrade the performance of many computer vision and multimedia algorithms that are primarily designed for…

Computer Vision and Pattern Recognition · Computer Science 2016-07-26 Xiaojie Guo

With the wireless internet access being increasingly popular with services such as HD video streaming and so on, the demand for high data consuming applications is also rising. This increment in demand is coupled with a proportional rise in…

Networking and Internet Architecture · Computer Science 2024-07-26 Haneet Kour , Rakesh Kumar Jha , Sanjeev Jain

Visible Light Communications (VLC) is a new paradigm in wireless communications. The characteristics of this technology, which uses light-emitting diode-based lighting devices as transmitting elements, make it possible to be considered a…

Signal Processing · Electrical Eng. & Systems 2020-07-28 Jorge Baranda , Pol Henarejos , Ciprian George Gavrincea , Miguel Ángel Lagunas

Optical neural networks have long cast attention nowadays. Like other optical structured neural networks, fiber neural networks which utilize the mechanism of light transmission to compute can take great advantages in both computing…

Signal Processing · Electrical Eng. & Systems 2024-08-26 Yubin Zang , Zuxing Zhang , Simin Li , Fangzheng Zhang , Hongwei Chen

Twisted light has recently gained enormous interest in communication systems. Thus far, twisted light has not yet been utilized for visible light communication to transmit data. Here, by exploiting the color and orbital angular momentum…

Applied Physics · Physics 2018-01-31 Yuanying Zhang , Jikang Wang , Wuhong Zhang , Shuting Chen , Lixiang Chen

A visible light communication broadcast channel is considered, in which a transmitter luminaire communicates with two legitimate receivers in the presence of an external eavesdropper. A number of trusted cooperative half-duplex relay…

Information Theory · Computer Science 2019-05-13 Ahmed Arafa , Erdal Panayirci , H. Vincent Poor

Visible Light Communication (VLC) is emerging as a means to network computing devices that ameliorates many hurdles of radio-frequency (RF) communications, for example, the limited available spectrum. Enabling VLC in wearable computing,…

Networking and Internet Architecture · Computer Science 2018-03-26 Ambuj Varshney , Luca Mottola , Thiemo Voigt

In this work, we propose a new communication system for illuminated areas, indoors and outdoors. Light sources in our environments -such as light bulbs or even the sun- are our signal emitters, but we do not modulate data at the light…

Networking and Internet Architecture · Computer Science 2017-01-09 Qing Wang , Marco Zuniga , Domenico Giustiniano

A smart city is a framework that uses information and communication technologies to improve public safety, quality of life, transportation and energy efficiency. A big share of these technologies has intelligent networks consisting of…

Physics and Society · Physics 2025-10-01 Darko Pajkovski , Marija Apostoloska Kondoska , Hristina Dimova Popovska

Visible Light Communication (VLC) is seen as a complementary wireless technology to Radio Frequency (RF). However, VLC is very sensitive to the signal blockage and suffers from shadowing due to the high directionality of the optical…

Networking and Internet Architecture · Computer Science 2020-02-06 Piotr Gawłowicz , Elnaz Alizadeh Jarchlo , Anatolij Zubow

The new generation of communication technologies are constantly being pushed to meet a diverse range of user requirements such as high data rate, low power consumption, very low latency, very high reliability and broad availability. To…

Information Theory · Computer Science 2022-02-15 Anil Yesilkaya , Harald Haas