B - Operations – Transporting – 41 – J
Patent
B - Operations, Transporting
41
J
B41J 2/01 (2006.01) B41J 2/21 (2006.01) B41J 19/14 (2006.01)
Patent
CA 2370674
An ink jet printing apparatus comprising print means having a polarity of ejection outlet arrays each having a plurality of ejection outlets, arranged in a predetermined direction, for ejecting ink, scanning means for scanningly moving the print means relative to the print medium in a main scan direction which is different from the predetermined direction during a printing operation, and means for feeding the print medium relative to the print means in a direction which is different from the main scan direction, wherein an image is formed on the print medium while repeating scanning operation of the scanning means and feeding operation by the feeding means, includes information obtain means for obtaining image information corresponding to at least one of the ejection outlet arrays with respect to a predetermined area of image data to be printed; and selecting means for selecting such a portion in the at least one of ejection outlet arrays as is to effect printing for the image data in the predetermined area, on the basis of the information obtained by the information obtaining means upon image formations.
Chikuma Toshiyuki
Iwasaki Osamu
Nishikori Hitoshi
Otsuka Naoji
Sugimoto Hitoshi
Canon Kabushiki Kaisha
Ridout & Maybee Llp
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