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. 21, 2019
Filed:
Sep. 06, 2018
Applicant:
Yamaha Corporation, Shizuoka, JP;
Inventor:
Dan Sasai, Shizuoka, JP;
Assignee:
YAMAHA CORPORATION, Shizuoka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G10H 7/00 (2006.01); G10H 1/40 (2006.01); G10H 1/00 (2006.01); G10L 25/51 (2013.01); G10G 3/04 (2006.01); G10L 25/27 (2013.01); G10L 25/54 (2013.01);
U.S. Cl.
CPC ...
G10H 1/40 (2013.01); G10G 3/04 (2013.01); G10H 1/0008 (2013.01); G10L 25/27 (2013.01); G10L 25/51 (2013.01); G10L 25/54 (2013.01); G10H 2210/071 (2013.01); G10H 2210/076 (2013.01);
Abstract
A sound signal processing method according to an embodiment includes a step of acquiring an input sound signal, a step of acquiring a beat number per unit time period from the input sound signal, a step of normalizing the input sound signal with the beat number per unit time period, a step of calculating a beat spectrum of the normalized input sound signal, and a step of calculating a rhythm similarity between the beat spectrum of the normalized input sound signal and a normalized beat spectrum calculated from a reference sound signal.