Patent Number: 8,585,172

Title: Ink discharge apparatus and method of controlling the same

Abstract: In an embodiment of the apparatus, a transparent inkjet head includes a first plurality of nozzles, and a color inkjet head includes a second plurality of nozzles. A color value measurement unit is 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. A control unit is configured to compare the measured color values of the ink applied to the plurality of pixels with a target value and 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.

Inventors: Ko; Kang Woong (Seoul, KR), Kim; Dae Jung (Seoul, KR), Paeng; Dong Woo (Anyang-si, KR)

Assignee: Samsung Electronics Co., Ltd.

International Classification: B41J 2/205 (20060101)

Expiration Date: 1/19/12018