US 11,908,874 B2
Organic light emissive display having an insulating layer contacting a semiconductor layer through a contact hole
Seon Young Choi, Gunpo-si (KR); Jae Hyung Cho, Suwon-si (KR); Jee Hoon Sim, Yongin-si (KR); and Jun Ki Jeong, Yongin-si (KR)
Assigned to Samsung Display Co., Ltd., Yongin-si (KR)
Filed by Samsung Display Co., Ltd., Yongin-Si (KR)
Filed on Nov. 4, 2021, as Appl. No. 17/519,485.
Claims priority of application No. 10-2021-0037418 (KR), filed on Mar. 23, 2021.
Prior Publication US 2022/0310671 A1, Sep. 29, 2022
Int. Cl. H01L 27/12 (2006.01); G02F 1/1362 (2006.01); G02F 1/1333 (2006.01); H01L 27/15 (2006.01); H10K 59/124 (2023.01); H10K 59/121 (2023.01); H10K 102/00 (2023.01)
CPC H01L 27/1248 (2013.01) [G02F 1/133345 (2013.01); G02F 1/136227 (2013.01); H01L 27/1225 (2013.01); H01L 27/124 (2013.01); H01L 27/1255 (2013.01); H01L 27/156 (2013.01); H10K 59/124 (2023.02); H10K 59/1213 (2023.02); H10K 2102/311 (2023.02)] 12 Claims
OG exemplary drawing
 
1. A display device comprising:
a substrate;
a semiconductor layer disposed on the substrate;
a first gate insulating layer disposed on the semiconductor layer;
a gate electrode positioned on the first gate insulating layer;
a second gate insulating layer disposed on the gate electrode;
a first storage electrode positioned on the second gate insulating layer;
a first interlayer insulating layer disposed on the first storage electrode to have an opening surrounding the semiconductor layer, the gate electrode, and the first storage electrode;
a second interlayer insulating layer disposed on the first interlayer insulating layer and filling the opening; and
a data line and a driving voltage line positioned on the second interlayer insulating layer,
wherein the semiconductor layer, the gate electrode, and the first storage electrode are included in a pixel circuit region,
the display device includes a plurality of pixel circuit regions,
the data line and the driving voltage line cross the pixel circuit region, and
a portion of the semiconductor layer is in contact with the second interlayer insulating layer filling the opening.