Performance Evaluation of Various Training Algorithms for ANN Equalization in Visible Light Communications with an Organic LED

Zahra Nazari Chaleshtori, Paul A. Haigh, Petr Chvojka, Stanislav Zvanovec, Zabih Ghassemlooy

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

    5 Citations (Scopus)
    22 Downloads (Pure)

    Abstract

    This paper evaluates the effect of training algorithms in an artificial neural network (ANN) equalizer for a feedforward multi-layer perceptron configuration in visible light communication systems using a low bandwidth organic light source. We test the scaled conjugate-gradient, conjugate-gradient backpropagation and Levenberg-Marquardt back propagation (LM) algorithms with 5, 10, 20, 30, and 40 neurons. We show that, LM offers superior bit error rate performance in comparison to other training algorithms based on the mean square error. The training methods can be selected based on the trade-off between complexity and performance.
    Original languageEnglish
    Title of host publicationThe 2nd West Asian Colloquium on Optical Wireless Communications (WACOWC2019)
    Subtitle of host publication27-28 April, Shahid Beheshti University, Tehran, Iran
    Place of PublicationPiscataway, NJ
    PublisherIEEE
    Pages11-15
    Number of pages5
    ISBN (Electronic)9781728137674
    ISBN (Print)9781728137681
    DOIs
    Publication statusPublished - Apr 2019
    Event2019 2nd West Asian Colloquium on Optical Wireless Communications (WACOWC) - Tehran, Iran
    Duration: 27 Apr 201928 Apr 2019

    Conference

    Conference2019 2nd West Asian Colloquium on Optical Wireless Communications (WACOWC)
    Period27/04/1928/04/19

    Keywords

    • Artificial neural network equalizer
    • Equalization
    • Organic LEDs
    • Visible light communications

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