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:
Feb. 04, 1992
Filed:
Feb. 07, 1990
Applicant:
Inventors:
Norman A Peppers, Belmont, CA (US);
Gregory K Myers, San Francisco, CA (US);
James R Young, Palo Alto, CA (US);
Kazuo Katsuki, Tokyo, JP;
Assignee:
Nippon Sheet Glass Co., Ltd., Osaka, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06K / ;
U.S. Cl.
CPC ...
382 65 ; 2503272 ; 364736 ;
Abstract
An optical pattern extracting apparatus has sets of strip-like photodetection elements oriented in horizontal, vertical and diagonal directions for decomposing a displayed character to be recognized, the photodetection elements are distributed in a large number of parallel microimage channels generated through an optical image multiplication system and the photodetection elements cover a display area of the character without their photodetection areas overlapping each other.