US 11,793,026 B2
Display device and method of manufacturing the same
Woo Yong Sung, Seoul (KR); Junghan Seo, Hwaseong-si (KR); Seungyong Song, Suwon-si (KR); and Sanggab Kim, Seoul (KR)
Assigned to Samsung Display Co., Ltd., Yongin-si (KR)
Filed by Samsung Display Co., Ltd., Yongin-si (KR)
Filed on Oct. 7, 2021, as Appl. No. 17/450,178.
Claims priority of application No. 10-2020-0160266 (KR), filed on Nov. 25, 2020.
Prior Publication US 2022/0165985 A1, May 26, 2022
Int. Cl. H01L 21/00 (2006.01); H10K 50/844 (2023.01); H10K 59/65 (2023.01); H10K 59/88 (2023.01); H10K 59/121 (2023.01); H10K 71/00 (2023.01); H10K 59/12 (2023.01)
CPC H10K 50/844 (2023.02) [H10K 59/121 (2023.02); H10K 59/65 (2023.02); H10K 59/88 (2023.02); H10K 71/00 (2023.02); H10K 59/1201 (2023.02)] 20 Claims
OG exemplary drawing
 
1. A method of manufacturing a display device, the method comprising:
preparing a substrate having a hole area, a peripheral area surrounding the hole area, and a display area surrounding the peripheral area;
forming at least one groove overlapping the peripheral area;
forming an oxidation resistant film on an inner wall of the groove; and
forming a first inorganic layer overlapping the display area on the substrate,
wherein the first inorganic layer overlaps the display area and the peripheral area, and
wherein the oxidation resistant film is formed between the substrate and the first inorganic layer.