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. 15, 2001
Filed:
Sep. 10, 1997
Applicant:
Inventor:
Katsutoshi Ushida, Kawasaki, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06K 9/32 ;
U.S. Cl.
CPC ...
G06K 9/32 ;
Abstract
Disclosed are an image processing method and apparatus for converting the processed block of bi-level image data to a block having a size conforming to the magnification of zoom processing and deciding, based upon the pixel pattern of the bi-level image data, output values within the converted processed block. The output values are decided in such a manner that pixel density of the bi-level image data is preserved within the converted processed block.