Simultaneous transmission of audio and video signals using visible light communications

Do Son, Eun Byeol Cho, Inkyu Moon, Zabih Ghassemlooy, Soeun Kim, Chung Ghiu Lee

    Research output: Contribution to journalArticlepeer-review

    13 Citations (Scopus)
    18 Downloads (Pure)

    Abstract

    A visible light communication system for parallel transmission of high-quality audio and video signals using illumination white and red light-emitting diodes (LEDs) is presented in this paper. For video transmission, we adopts the pulse width modulation (PWM) scheme at the carrier frequency of 15 MHz, whereas for the analog audio signal, the Sony/Philips Digital standard is used. We show that successful simultaneous high-quality audio and video signal transmissions over a link span of 50 cm are possible without the need for optimized optics. For audio transmission, only the link span is doubled to 100 cm.
    Original languageEnglish
    Pages (from-to)250
    JournalEurasip Journal on Wireless Communications and Networking
    Volume2013
    Issue number1
    DOIs
    Publication statusPublished - 2013

    Keywords

    • Optical communication
    • visible light communication (VLC)
    • Audio transmission
    • video transmission
    • digital audio
    • PWM video
    • light-emitting diodes (LEDs)

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