公开(公告)号：US11766860B2

公开(公告)日：2023-09-26

申请号：US17675495

申请日：2022-02-18

Applicant: STI CO., LTD.

Inventor： Sang Pil Park ,  Kyu Yong Han ,  Byoung Hoon Gong ,  Young Ho Kim

IPC: B41J2/14 ,  B41J2/045

CPC classification number: B41J2/04505 ,  B41J2/04551 ,  B41J2002/14491

Abstract: Disclosed is a method of controlling an inkjet printing process. According to one embodiment of the present invention, a method of controlling an inkjet printing process by using an inkjet print system, the method including a printing operation of moving a first support chuck or a second support chuck in a second direction perpendicular to a first direction and performing the inkjet printing process of discharging an ink onto a substrate and a first suction operation of suctioning remaining ink from a nozzle formed on a first head or a second head using a first suction unit, wherein a controller controls the printing operation for a first substrate, the first suction operation for the second head or the printing operation for a second substrate, and the first suction operation for the first head to be sequentially performed.