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:
Sep. 09, 2025
Filed:
Nov. 14, 2022
Applicant:
Hitachi, Ltd., Tokyo, JP;
Inventor:
Yohei Kawaguchi, Tokyo, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G10L 15/26 (2006.01); G10L 15/02 (2006.01); G10L 21/0272 (2013.01);
U.S. Cl.
CPC ...
G10L 15/26 (2013.01); G10L 15/02 (2013.01); G10L 21/0272 (2013.01);
Abstract
To provide a sound extraction system and a sound extraction method capable of accurately extracting, from mixture signals, a signal corresponding to a sound which a user wants to extract. The sound extraction system includes a sound extraction device configured to extract, from mixture signals including a signal corresponding to an extraction target sound, the signal corresponding to the extraction target sound. The sound extraction device is configured to extract the signal corresponding to the extraction target sound from the mixture signals based on the mixture signals and a text representing a range of the extraction target sound.