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:
Oct. 22, 2019
Filed:
Mar. 14, 2018
Yamaha Corporation, Hamamatsu-shi, JP;
Ryuichi Nariyama, Hamamatsu, JP;
YAMAHA CORPORATION, Hamamatsu-Shi, JP;
Abstract
A sound quality determination device includes an acquisition unit acquiring an input sound, a frequency distribution calculation unit calculating a frequency distribution of the input sound acquired by the acquisition unit, a tilt calculation unit calculating a tilt indicating a change in intensity of an overtone with respect to a frequency based on the frequency distribution calculated by the frequency distribution calculation unit, a tilt comparison unit comparing the tilt calculated by the tilt calculation unit and a threshold related to the tilt, and a determination unit determining based on a result of comparison by the tilt comparison unit whether the input sound has a predetermined sound quality.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile