Patent ID: 6478399
Filing Date: 2002-11-12
Classification: B41J

Abstract:
A printing apparatus that prints using a print head unit comprising a print head having a plurality of nozzles for ejecting ink droplets, whereinthe print head unit is provided with readable head identification information that is predetermined based on variations in print head unit characteristics caused by fabrication error of the print head unit, and the printing apparatus comprises: a control section that executes printing process in accordance with printing process parameters determined according to the head identification information; a print mode memory for storing a plurality of dot printing modes each selectively applicable to the print head unit, the plurality of dot printing modes having substantially the same printing speeds at substantially the same printing resolution, the dot printing mode defining a scanning method used during printing effected by forming dots; and wherein the head identification information further includes printing mode information for specifying a preferable dot printing mode from among the plurality of dot printing modes, the preferable dot printing mode being selected according to the print head unit characteristics.