Title:
METHOD AND APPARATUS FOR RECOGNIZING SOUND SOURCE
Document Type and Number:
WIPO Patent Application WO/2020/159042
Kind Code:
A1
Abstract:
The present invention relates to a method and an apparatus for recognizing a sound source. According to the sound source recognition method of the present invention, an acoustic signal is detected by four acoustic sensors arranged in a rectangular shape when viewed in a horizontal direction, an acoustic arrival time is measured, six Interactive Time Differences (ITDs) are generated on the basis of the difference between the acoustic arrival times of the respective sound sensors, and the position of the sound source is estimated on the basis of the six ITDs. In addition, features of the sound source are extracted and classified by using a sum signal from the four acoustic sensors to determine the type of the sound source.
Inventors:
KIM YOUNG EON (KR)
KIM MIN SOO (KR)
KIM MIN SOO (KR)
Application Number:
PCT/KR2019/015503
Publication Date:
August 06, 2020
Filing Date:
November 14, 2019
Export Citation:
Assignee:
KIM YOUNG EON (KR)
International Classes:
G08G1/0965; G01S11/14; G10L21/0272; H04R3/00
Foreign References:
| KR20110041258A | 2011-04-21 | |||
| JP2013068424A | 2013-04-18 | |||
| JPH07218614A | 1995-08-18 | |||
| KR101529516B1 | 2015-06-18 | |||
| KR101452853B1 | 2014-10-22 |
Attorney, Agent or Firm:
LIGHT AND SALT PATENT AND LAW FIRM (KR)
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