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:
Dec. 08, 2015
Filed:
Mar. 14, 2014
Canon Kabushiki Kaisha, Tokyo, JP;
Kazushi Fujimoto, Kawaguchi, JP;
CANON KABUSHIKI KAISHA, Tokyo, JP;
Abstract
In an apparatus including a first acquisition unit configured to acquire information of an operation amount of a conveyance unit configured to convey a printing medium, a second acquisition unit configured to acquire information of a density of an image printed by a printhead, and a specify unit configured to specify the density of the image based on histogram collection on the information of the density of the image acquired by the second acquisition, the following correction is made. More specifically, a correction value of the information of the operation amount based on a histogram on the acquired information of the operation amount is decided. Then, based on the decided correction value, the acquired information of the operation amount is corrected.