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. 13, 2015
Filed:
Oct. 12, 2011
Applicant:
Yoshiyuki Komiya, Abiko, JP;
Inventor:
Yoshiyuki Komiya, Abiko, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06T 5/00 (2006.01); G03G 15/043 (2006.01);
U.S. Cl.
CPC ...
G03G 15/043 (2013.01);
Abstract
In an image forming apparatus, deterioration of images is suppressed when distortions of scanning lines of a plurality of light sources are corrected. Image data is corrected each in a sub-scanning direction corresponding to the plurality of light sources, in accordance with distortion characteristics of the scanning lines of the plurality of light sources, for each of divided regions, common to a plurality of light sources, divided in a main-scanning direction, and the plurality of light sources are driven based on the image data each corrected corresponding to the plurality of light sources.