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.
Patent No.:
Date of Patent:
May. 31, 2022
Filed:
May. 19, 2017
Applicant:
Sony Corporation, Tokyo, JP;
Inventors:
Kazuki Ochiai, Kanagawa, JP;
Shusuke Takahashi, Chiba, JP;
Assignee:
SONY CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 3/00 (2006.01); G01S 3/808 (2006.01); G10L 15/22 (2006.01); G10L 21/0232 (2013.01); G10L 25/84 (2013.01);
U.S. Cl.
CPC ...
G01S 3/8083 (2013.01); G10L 15/22 (2013.01); G10L 21/0232 (2013.01); G10L 25/84 (2013.01);
Abstract
An information processing apparatus including an acquisition section that acquires acquire an acoustic signal indicating a sound collection result of a sound collection device group and a control section that calculates a first weight in accordance with a degree to which the acoustic signal acquired by the acquisition section is a signal obtained by observing stationary noise and to apply the first weight to a noise spatial correlation matrix that is a spatial correlation matrix obtained from a noise signal.