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. 02, 1987
Filed:
Jul. 17, 1984
Applicant:
Inventor:
Hiroaki Sakoe, Tokyo, JP;
Assignee:
NEC Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G10L / ;
U.S. Cl.
CPC ...
3645135 ; 381 43 ;
Abstract
For improved pattern recognition, the reference pattern feature sequence contains control parameters (operators) which provide branching and/or omission of those portions of words which may be non-standard due to speaker or dialect deformations. A pattern matching apparatus comprising a stack controller with two PUSH/POP stacks for addressing reference patterns to be used for correlations against the detected pattern information. The reference patterns may contain control characters indicating alternative reference pattern segments or segments which may be omitted.