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:
Jun. 16, 1992
Filed:
Mar. 19, 1991
Applicant:
Inventors:
Koichi Miyamae, Atusgi, JP;
Satoshi Omata, Machida, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01L / ;
U.S. Cl.
CPC ...
381 41 ; 381 42 ; 381 43 ;
Abstract
The speech signal of one speaker in a plurality of signals of speakers can be isolated and recognized by using non-linear oscillators which lock on the fundamental and harmonic frequencies of the one speaker, whereby extraction of the one speaker's signals and speech recognition is done.