The Proceedings of the Dynamics & Design Conference
Online ISSN : 2424-2993
2005
Session ID : 335
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335 Study on Sound Source Identification Method using Microphone Directivity Pattern
Michio UNEDAKen-ichi ISHIKAWA
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CONFERENCE PROCEEDINGS FREE ACCESS

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Abstract
The previous study discussed the sound source identification methods and the visualization methods such as an acoustic holography (AH) method, and a MUSIC method. However, there are few studies on the sound source identification method using a microphone directivity pattern. Nevertheless, we have to consider the directivity pattern of used microphones when we actually apply these identification methods. This paper discusses effect of the directivity pattern upon the identification error through the computation and the experimental examination when we used the AH, and MUSIC methods. Furthermore, this paper proposes the identification methods which can consider the microphone directivity pattern for the AH and MUSIC methods.
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© 2005 The Japan Society of Mechanical Engineers
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