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. 24, 2023
Filed:
Jan. 12, 2021
Mitsubishi Electric Corporation, Tokyo, JP;
Mitsubishi Electric Research Laboratories, Inc., Cambridge, MA (US);
Ryo Aihara, Tokyo, JP;
Toshiyuki Hanazawa, Tokyo, JP;
Yohei Okato, Tokyo, JP;
Gordon P Wichern, Cambridge, MA (US);
Jonathan Le Roux, Cambridge, MA (US);
MITSUBISHI ELECTRIC CORPORATION, Tokyo, JP;
MITSUBISHI ELECTRIC RESEARCH LABORATORIES, INC., Cambridge, MA (US);
Abstract
A speech separation device () of a speech separation system includes a feature amount extraction unit () configured to extract time-series data of a speech feature amount of mixed speech, a block division unit () configured to divide the time-series data of the speech feature amount into blocks having a certain time width, a speech separation neural network () configured to create time-series data of a mask of each of a plurality of speakers from the time-series data of the speech feature amount divided into blocks, and a speech restoration unit () configured to restore the speech data of each of the plurality of speakers from the time-series data of the mask and the time-series data of the speech feature amount of the mixed speech.