Text and Image Transmission and Reception Using Light from LEDs and a Light Sensor

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

2 Scopus citations

Abstract

Visible Light Communication or VLC uses visible light from light emitting diodes (LEDs) to transmit information. Using a computing device and some hardware, the transmission of information is performed driving and modulating the light emitted by the LEDs. In the receiver side, the information carried by the modulated light is demodulated through a light sensor, connected to a similar computing device for the final recovering of the information. In this article we describe an application based on VLC using OOK (On-Off Keying) modulation, to transmit and receive a line of text and an image from a Raspberry Pi computer (using Python as the programming language), two yellow LEDs and a sensor light.

Original languageEnglish
Title of host publicationTelematics and Computing - 8th International Congress, WITCOM 2019, Proceedings
EditorsMiguel Felix Mata-Rivera, Roberto Zagal-Flores, Cristian Barría-Huidobro
PublisherSpringer
Pages98-109
Number of pages12
ISBN (Print)9783030332280
DOIs
StatePublished - 2019
Event8th International Congress on Telematics and Computing, WITCOM 2019 - Merida, Mexico
Duration: 4 Nov 20198 Nov 2019

Publication series

NameCommunications in Computer and Information Science
Volume1053 CCIS
ISSN (Print)1865-0929
ISSN (Electronic)1865-0937

Conference

Conference8th International Congress on Telematics and Computing, WITCOM 2019
Country/TerritoryMexico
CityMerida
Period4/11/198/11/19

Keywords

  • OOK
  • Python
  • Raspberry Pi
  • Text and image
  • VLC

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