Performance Analysis of Indoor Vehicular VLC Links for Autonomous Driving

Elizabeth Eso, Elnaz Alizadeh Jarchlo, Zabih Ghassemlooy, Stanislav Zvánovec, Falko Dressler, Juna Sathian

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

    3 Citations (Scopus)

    Abstract

    One of the major challenges in indoor vehicular visible light communications (VVLC) links is associated with the mobility leading to frequent handovers, consequently resulting in increased latency and processing time. Therefore, to address this challenge, an acceptable light coverage within the indoor channel, i.e., cell planning, is of paramount importance. In this paper we investigate the performance of a VLC link for an autonomous indoor vehicle and provide insights on the impact of the distance between light access points, and the light client's (LC's) angular field of view (AFOV) employing an imaging optical concentrator with a photodiode. We derive a mathematical expression to determine the optimum AFOV of the LC as a function of other system parameters such as the vertical link distance and incidence angles. Results show step responses in the bit-error-rate (BER) performance as the incidence angle increases outside the AFOV of the LC with the BER degrading sharply from 3.8 × 10-3 to 4.4 × 10-1 with a small increment in the incidence angle over 7.35 °.

    Original languageEnglish
    Title of host publication2021 IEEE 32nd Annual International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC 2021)
    Subtitle of host publicationVirtual Conference 13 – 16 September 2021
    Place of PublicationPiscataway, NJ, USA
    PublisherIEEE
    Pages142-146
    Number of pages5
    ISBN (Electronic)9781728175867
    ISBN (Print)9781728175874
    DOIs
    Publication statusPublished - 13 Sept 2021
    Event32nd IEEE Annual International Symposium on Personal, Indoor and Mobile Radio Communications, PIMRC 2021 - Virtual, Helsinki, Finland
    Duration: 13 Sept 202116 Sept 2021

    Conference

    Conference32nd IEEE Annual International Symposium on Personal, Indoor and Mobile Radio Communications, PIMRC 2021
    Country/TerritoryFinland
    CityVirtual, Helsinki
    Period13/09/2116/09/21

    Keywords

    • acceptable light coverage
    • angular field of view
    • light access point
    • Vehicular visible light communications

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