US 12,439,807 B2
Light emitting display panel including plurality of organic and inorganic layers and method of manufacturing the same
Jaehyun Kim, Yongin-si (KR); and Seokhoon Seo, Yongin-si (KR)
Assigned to Samsung Display Co., Ltd., Yongin-si (KR)
Filed by SAMSUNG DISPLAY CO., LTD., Yongin-si (KR)
Filed on Nov. 20, 2023, as Appl. No. 18/515,181.
Application 18/515,181 is a continuation of application No. 17/526,864, filed on Nov. 15, 2021, granted, now 11,825,692.
Application 17/526,864 is a continuation of application No. 16/866,444, filed on May 4, 2020, granted, now 11,177,330, issued on Nov. 16, 2021.
Application 16/866,444 is a continuation of application No. 16/366,008, filed on Mar. 27, 2019, granted, now 10,658,437, issued on May 19, 2020.
Application 16/366,008 is a continuation of application No. 15/661,375, filed on Jul. 27, 2017, granted, now 10,256,280, issued on Apr. 9, 2019.
Claims priority of application No. 10-2016-0147653 (KR), filed on Nov. 7, 2016.
Prior Publication US 2024/0090257 A1, Mar. 14, 2024
This patent is subject to a terminal disclaimer.
Int. Cl. H10K 59/12 (2023.01); H10K 50/125 (2023.01); H10K 50/844 (2023.01); H10K 50/858 (2023.01); H10K 71/00 (2023.01); H10K 50/15 (2023.01); H10K 50/16 (2023.01); H10K 50/17 (2023.01); H10K 50/852 (2023.01); H10K 59/35 (2023.01); H10K 59/80 (2023.01); H10K 102/00 (2023.01)
CPC H10K 59/12 (2023.02) [H10K 50/125 (2023.02); H10K 50/844 (2023.02); H10K 50/858 (2023.02); H10K 71/00 (2023.02); H10K 50/15 (2023.02); H10K 50/16 (2023.02); H10K 50/17 (2023.02); H10K 50/171 (2023.02); H10K 50/852 (2023.02); H10K 59/35 (2023.02); H10K 59/876 (2023.02); H10K 2102/351 (2023.02)] 10 Claims
OG exemplary drawing
 
1. An organic light emitting display panel, comprising:
a first electrode;
a second electrode on the first electrode;
an organic layer between the first electrode and the second electrode, the organic layer comprising a light emitting material;
a first layer on the second electrode;
a second layer on the first layer;
a third layer on the second layer;
a fourth layer on the third layer;
an organic cover layer on the fourth layer; and
an upper layer on the organic cover layer,
wherein each of the third layer and the fourth layer comprises a silicon oxynitride, and
wherein the silicon oxynitride included in the third layer and the silicon oxynitride included in the fourth layer have different oxygen contents.