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:
Oct. 14, 2008
Filed:
Feb. 09, 2004
Applicant:
Mizuki Muramatsu, Tokyo, JP;
Inventor:
Mizuki Muramatsu, Tokyo, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G 15/01 (2006.01); B41J 2/41 (2006.01); H04N 1/29 (2006.01);
U.S. Cl.
CPC ...
Abstract
A color printing apparatus having pulse-width modulation means which performs pulse-width modulation for tone control, and a control method thereof are provided. Based on determination of a printing mode of printing data supplied and determination of whether or not the printing data is to be processed as single-color data, a pulse-width modulation pattern to be used by the pulse-width modulation means is decided.