US 11,758,788 B2
Method of manufacturing display panel with color control layer including wall bases having reflective layers on sidewalls thereof
Seon Uk Lee, Seongnam-si (KR); Kanguk Kim, Hwaseong-si (KR); Sanggab Kim, Seoul (KR); Donchan Cho, Seongnam-si (KR); Tae Hyung Hwang, Seoul (KR); KyeongSu Ko, Hwaseong-si (KR); and Sungwon Cho, Hwaseong-si (KR)
Assigned to Samsung Display Co., Ltd., Yongin-Si (KR)
Filed by Samsung Display Co., Ltd., Yongin-Si (KR)
Filed on Sep. 23, 2022, as Appl. No. 17/951,200.
Application 17/951,200 is a continuation of application No. 16/850,046, filed on Apr. 16, 2020, granted, now 11,456,338.
Claims priority of application No. 10-2019-0059541 (KR), filed on May 21, 2019; and application No. 10-2019-0165955 (KR), filed on Dec. 12, 2019.
Prior Publication US 2023/0017737 A1, Jan. 19, 2023
Int. Cl. H10K 59/38 (2023.01); H10K 50/84 (2023.01); H10K 50/856 (2023.01); H10K 50/86 (2023.01); H10K 59/122 (2023.01); H10K 59/126 (2023.01); H10K 71/00 (2023.01)
CPC H10K 59/38 (2023.02) [H10K 50/841 (2023.02); H10K 50/856 (2023.02); H10K 50/865 (2023.02); H10K 59/122 (2023.02); H10K 59/126 (2023.02); H10K 71/00 (2023.02)] 12 Claims
OG exemplary drawing
 
1. A method of manufacturing a display substrate, the method comprising:
forming an inorganic layer including an inorganic material on a base layer;
forming a plurality of wall bases which are spaced apart from each other on the inorganic layer and which increase in width along a direction perpendicular to the inorganic layer;
forming a reflective layer on the inorganic layer and the plurality of wall bases, the reflective layer including metal;
forming a spacer layer on the inorganic layer and the plurality of wall bases, the spacer layer including an inorganic material;
removing the spacer layer disposed on a top of the plurality of wall bases; and
removing the reflective layer disposed on a top of the plurality of wall bases.