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:
Apr. 28, 2015
Filed:
Aug. 02, 2012
Naoki Uchida, Kawasaki, JP;
Naoki Uchida, Kawasaki, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A printing apparatus includes a printhead having a first nozzle array and a second nozzle array for discharging ink, a reading unit, a first obtaining unit configured to obtain first information about a shift amount between printing positions for the first and second nozzle arrays, a print control unit configured to print first and second distance detection patterns with the first and second nozzle arrays, a second obtaining unit configured to obtain second information about a distance between printing positions of the first and second distance detection patterns in accordance with a result of the first and second distance detection patterns, and a determination unit configured to determine an ink discharge timing in accordance with the first and second information.