The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Dec. 15, 2020

Filed:

Aug. 22, 2019
Applicant:

Honda Motor Co., Ltd., Tokyo, JP;

Inventors:

Kazuhiro Nakadai, Wako, JP;

Daniel Patrik Gabriel, Kawasaki, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04S 7/00 (2006.01); H04R 5/04 (2006.01); G06N 7/00 (2006.01);
U.S. Cl.
CPC ...
H04S 7/30 (2013.01); G06N 7/005 (2013.01); H04R 5/04 (2013.01); H04S 2400/01 (2013.01);
Abstract

An audio processing device includes: a sound source localizing unit configured to determine a localized sound source direction, which is a direction of a sound source, on the basis of audio signals of a plurality of channels acquired from M (here, M is an integer equal to or greater than '3') sound receiving units of which positions are different from each other; and a sound source position estimating unit configured to, for each set of two sound receiving units, estimate a midpoint of a segment perpendicular to both of half lines directed in estimated sound source directions, which are directions from the sound receiving units to an estimated sound source position of the sound source, as the estimated sound source position.


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