Patent ID: 8740351
Filing Date: 2014-06-03
Classification: B41J,G06K

Abstract:
1. An ink jet printing apparatus configured to print an image on a predetermined region of a print medium during a first number of times of scans of a print head comprising a first nozzle array for ejecting a first ink and a second nozzle array for ejecting a second ink having lightness lower than that of the first ink, the apparatus comprising: a generation unit configured to generate first data for ejecting the first ink during a second number of times of scans included in the first number of times of the scans based on first mask patterns and to generate second data for ejecting the second ink during a third number of times of scans included in the first number of times of the scans based on second mask patterns, the second number of times of the scans including a final scan of the first number of times of the scans, the third number of times of the scans not including the final scan, and the number of printing allowed pixels each with a printing allowed pixel present adjacent thereto in the second mask patterns being smaller than that of the first mask patterns, and a print controlling unit configured to print the image using the print head based on the first data and the second data.