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. 08, 2004
Filed:
Dec. 22, 1999
Applicant:
Inventor:
Manabu Sakakibara, Numazu, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N 1/46 ;
U.S. Cl.
CPC ...
H04N 1/46 ;
Abstract
An image processing apparatus comprises gradation converting means for executing a gradation conversion for process input image data and dither conversion processing means for converting the gradation conversion processed image data into a plurality of image data by using a dither matrix, wherein the gradation conversion processed image data has the number of conversion errors due to the gradation conversion smaller than the number of gradation expressible by the dither matrix.
Sakakibara, Manabu. (2004). Image forming apparatus, image processing method and recording medium (U.S. Patent No. 6747759). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6747759
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