Patent ID: 8585172
Filing Date: 2013-11-19
Classification: B41J,H04N

Abstract:
1. An ink discharge apparatus, comprising: a transparent inkjet head including a first plurality of nozzles configured to discharge transparent ink; a color inkjet head arranged in a direction perpendicular to a direction in which the transparent inkjet head extends and including a second plurality of nozzles configured to discharge color ink; a color value measurement unit configured to measure color values of ink applied to a plurality of pixels based on signals applied to the second plurality of nozzles of the color inkjet head and signals applied to the first plurality of nozzles of the transparent inkjet head; and a control unit configured to compare the measured color values of the ink applied to the plurality of pixels with a target value and configured to change the signals applied to the first plurality of nozzles of the transparent inkjet head such that the measured color values of the ink applied to the plurality of pixels are uniform.