US 12,113,147 B2
Method for inkjet printing and method for manufacturing display device using the same
Kang Soo Han, Seoul (KR); Ju Yong Kim, Busan (KR); Ho Yong Shin, Suwon-si (KR); Gyeong Eun Eoh, Seongnam-si (KR); and Jun Hwi Lim, Seoul (KR)
Assigned to SAMSUNG DISPLAY CO., LTD., Yongin-si (KR)
Filed by Samsung Display Co., LTD., Yongin-si (KR)
Filed on Jul. 7, 2022, as Appl. No. 17/859,700.
Claims priority of application No. 10-2021-0090310 (KR), filed on Jul. 9, 2021.
Prior Publication US 2023/0011658 A1, Jan. 12, 2023
Int. Cl. H01L 33/00 (2010.01); B41J 2/175 (2006.01); H01L 27/15 (2006.01); H01L 33/24 (2010.01); H01L 33/38 (2010.01); H01L 33/44 (2010.01)
CPC H01L 33/005 (2013.01) [B41J 2/17566 (2013.01); H01L 27/156 (2013.01); H01L 33/24 (2013.01); H01L 33/38 (2013.01); H01L 33/44 (2013.01); H01L 2933/0016 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A method for inkjet printing, the method comprising:
setting a target volume and a target concentration of ink discharged to a pixel;
measuring a volume and a concentration of a liquid drop for each of nozzles;
selecting first nozzle groups for achieving the target volume, from a volume pool of the liquid drop for each of the nozzles;
selecting second nozzle groups for achieving the target concentration, from the first nozzle groups;
selecting recipes by combining brightness trend lines, from the second nozzle groups;
performing a printing simulation for each of the recipes to select a final recipe; and
performing inkjet printing by using the final recipe.