Patent ID: 9050840
Filing Date: 2015-06-09
Classification: B41J

Abstract:
1. A printing apparatus, comprising: printing unit including a plurality of nozzle arrays with a plurality of nozzles for ejecting ink arranged therein in a predetermined direction, the plurality of nozzle arrays being arranged in a direction intersecting with the predetermined direction; conveying unit configured to feed and convey print medium in a conveying direction intersecting with the predetermined direction; print control unit configured to control the printing unit to use the plurality of nozzle arrays to print an image on the print medium conveyed by the conveying unit, and to cut the print medium with an image printed thereon from the print medium to output the cut print medium as one set; correcting unit configured to determine, in printing an image on each of a plurality of sets of the same type of print medium, a correction value for correcting printing position shift between the plurality of nozzle arrays based on an inspection pattern printed on a preceding region of the print medium, and to correct the printing position between the plurality of nozzle arrays in the subsequent region of the print medium by using the determined correction value, wherein the correcting unit corrects, in printing on a leading end region of a set of print medium subsequent to the preceding set of print medium, the printing position shift by using the correction value used in printing on the preceding set of print medium.