Pitch and TDOA-Based Localization of Acoustic Sources with Distributed Arrays

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Abstract

In this paper, a method for acoustic source localization using distributed microphone arrays based on time-differences of arrival (TDOAs) is presented. The TDOAs are used to estimate the location of an acoustic source using a recently proposed method, based on a 4D parameter space defined by the 3D location of the source, and the TDOAs. The performance of the proposed method for acoustic source localization is compared to the performance of a method based on generalized cross-correlation with phase transform (GCC-PHAT) using synthetic and speech signals with varying source position. Results show a decrease in the error of the estimated position when the proposed method is used.
Original languageEnglish
JournalProceedings of the IEEE International Conference on Acoustics, Speech and Signal Processing
Pages (from-to)2664-2668
Number of pages5
ISSN1520-6149
DOIs
Publication statusPublished - 2015
Event40th IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP) 2015 - Brisbane, Australia
Duration: 19 Apr 201524 Apr 2015
Conference number: 2015

Conference

Conference40th IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP) 2015
Number2015
Country/TerritoryAustralia
CityBrisbane
Period19/04/201524/04/2015

Keywords

  • Acoustic source localization
  • TDOA estimation
  • pitch estimaion
  • distributed microphone arrays

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