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:
May. 05, 1987
Filed:
Jul. 06, 1984
Applicant:
Inventor:
Yukio Kasuya, Inagi, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
355 / ; 355 / ; 355 / ; 355-8 ; 271258 ; 271265 ;
Abstract
An image processing apparatus for a copying machine with an ADF, a facsimile or a printer, has a platen for placing originals or documents thereon, an optical system for scanning the original image, an AE measurement circuit for measuring the intensity over the entire surface of the original, a document convey mechanism for feeding/ejecting the original to and from the exposure position, and a control section including a micro computer for controlling the operation sequence. An image of optimal intensity can be reproduced for any type of original including an original having both light and dark portions.