Experimental demonstration of an indoor visible light communication positioning system using dual-tone multi-frequency technique

Pengfei Luo, Zabih Ghassemlooy, Hoa Le Minh, Ali Khalighi, Xiang Zhang, Min Zhang, Changyuan Yu

Research output: Chapter in book / Conference proceedingConference article published in proceeding or bookAcademic researchpeer-review

32 Citations (Scopus)

Abstract

In this paper, a visible light communication (VLC)-based indoor positioning system (IPS) employing a dedicated algorithm and using the dual-tone multi-frequency technique is proposed. Unlike the time-division multiplexing based VLC-IPS, the proposed positioning system doesn't require synchronization between the transmitter and receiver, which makes it a simple, robust and cost effective. To test the accuracy of the proposed method, an experimental test-bed using 3 white light-emitting diodes and a photomultiplier tube is developed. The results show that the proposed VLC-IPS is highly accurate with an average positioning error of about 1.6cm, which far lower than many existing indoor position systems.
Original languageEnglish
Title of host publication2014 3rd International Workshop in Optical Wireless Communications, IWOW 2014
PublisherIEEE
Pages55-59
Number of pages5
ISBN (Electronic)9781479966769
DOIs
Publication statusPublished - 1 Jan 2014
Externally publishedYes
Event2014 3rd International Workshop in Optical Wireless Communications, IWOW 2014 - Funchal, Portugal
Duration: 17 Sept 2014 → …

Conference

Conference2014 3rd International Workshop in Optical Wireless Communications, IWOW 2014
Country/TerritoryPortugal
CityFunchal
Period17/09/14 → …

Keywords

  • dual-tone multi-frequency
  • indoor positioning system
  • visible light commuinication

ASJC Scopus subject areas

  • Computer Networks and Communications

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