A planar microphone array for spatial coherence-based source separation

Abdullah Fahim, Prasanga N. Samarasinghe, Thushara D. Abhayapala, Hanchi Chen

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

    1 Citation (Scopus)

    Abstract

    We proposed a spatial coherence-based PSD estimation and source separation technique in [1] using a 32-channel spherical microphone array. While the proposed spherical microphone-based method exhibited a satisfactory performance in separating multiple sound sources in a reverberant environment, the use of a large number of microphones remains an issue for some practical considerations. In this paper, we investigate an alternative array structure to achieve spatial coherence-based source separation using a planar microphone array. This method is particularly useful in separating a limited number of sound sources in a mixed acoustic scene. The simplified array structure we used here can easily be integrated with many commercial acoustical instruments such as smart home devices to achieve better speech enhancements.

    Original languageEnglish
    Title of host publication2018 IEEE 20th International Workshop on Multimedia Signal Processing, MMSP 2018
    PublisherInstitute of Electrical and Electronics Engineers Inc.
    ISBN (Electronic)9781538660706
    DOIs
    Publication statusPublished - 26 Nov 2018
    Event20th IEEE International Workshop on Multimedia Signal Processing, MMSP 2018 - Vancouver, Canada
    Duration: 29 Aug 201831 Aug 2018

    Publication series

    Name2018 IEEE 20th International Workshop on Multimedia Signal Processing, MMSP 2018

    Conference

    Conference20th IEEE International Workshop on Multimedia Signal Processing, MMSP 2018
    Country/TerritoryCanada
    CityVancouver
    Period29/08/1831/08/18

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