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:
Apr. 05, 2022
Filed:
Nov. 06, 2020
Applicant:
Yamaha Corporation, Hamamatsu, JP;
Inventors:
Takashi Yamakawa, Iwata, JP;
Yuji Ikegaya, Hamamatsu, JP;
Assignee:
YAMAHA CORPORATION, Hamamatsu, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 1/40 (2006.01); G10L 21/0208 (2013.01); H04M 9/08 (2006.01); H04R 3/00 (2006.01); G10L 21/0216 (2013.01);
U.S. Cl.
CPC ...
H04R 1/406 (2013.01); G10L 21/0208 (2013.01); H04M 9/082 (2013.01); H04R 3/005 (2013.01); G10L 2021/02082 (2013.01); G10L 2021/02166 (2013.01); H04R 2201/401 (2013.01); H04R 2430/23 (2013.01);
Abstract
A sound collection method and a microphone array estimate at least one sound source direction and form a plurality of sound collection beams in the estimated plurality of sound source direction, using sound collection signals of a plurality of microphones. The number of sound source directions estimated is smaller than the number of sound collection beams formed.