IP Library Granted Patent US 11,600,800
Granted Patent B2
US 11,600,800 · App. 16/944,151 · Granted Mar 7, 2023

Electronic device having a curved profile interface corresponding to a recess

Inventors: Ardour Chang (Tainan, TW); Joe Liu (Hsinchu, TW)
Assignee: Innolux Corporation
H01L51/5253G02F1/133331G02F1/133528G06F1/1641G06F1/1652G09F9/301H01L23/564H01L27/14678H01L27/323H01L27/3223H01L33/44H01L51/5218H01L51/5246H01L51/5271H01L51/5293H01L2251/301
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Quick Facts
Patent No.
US 11,600,800
App. No.
16/944,151
Granted
Mar 7, 2023
Kind
B2
Abstract

An electronic device is provided. The electronic device includes a substrate, an inorganic layer, and an organic layer. The substrate has a recess with a side portion. The inorganic layer is disposed on the substrate. The organic layer is disposed on the inorganic layer, wherein the organic layer and the inorganic layer have an interface, the interface includes a first part corresponding to the side portion of the recess, and the first part has a curved profile.

Claims (30)

1. An electronic device, comprising:

a substrate, having a recess with a side portion and a central portion;

an inorganic layer, disposed on the substrate; and

an organic layer, disposed on the inorganic layer,

wherein the organic layer and the inorganic layer have an interface, the interface comprises a first part corresponding to the side portion of the recess, and comprises a second part corresponding to the central portion of the recess, the first part comprises a curved profile, and the second part comprises another curved profile,

wherein the curved profile of the first part is located outside the recess, and

wherein a thickness of the inorganic layer at the central portion is greater than a thickness of the inorganic layer at the side portion.

2. The electronic device of claim 1 , further comprising a buffer layer disposed between the substrate and the inorganic layer, wherein the buffer layer partially overlaps the recess in a normal direction of the substrate.

3. The electronic device of claim 2 , wherein the buffer layer comprises a plurality of sub-layers.

4. The electronic device of claim 1 , wherein the inorganic layer comprises:

a first inorganic layer; and

a second inorganic layer, wherein the first inorganic layer is located between the substrate and the second inorganic layer.

5. The electronic device of claim 4 , wherein a portion of the first inorganic layer, a portion of the second inorganic layer, and a portion of the organic layer are disposed in the recess.

6. The electronic device of claim 5 , further comprising another organic layer, wherein the first inorganic layer and the another organic layer are at least partially located between the second inorganic layer and the substrate.

7. The electronic device of claim 6 , wherein the substrate further comprises a convex portion, and the convex portion at least partially overlaps the another organic layer in a normal direction of the substrate.

8. The electronic device of claim 7 , wherein the substrate further comprises another recess, and the convex portion is located between the recess and the another recess.

9. The electronic device of claim 8 , wherein the first inorganic layer, the another organic layer, the second inorganic layer, and the organic layer are sequentially arranged over the another recess.

10. The electronic device of claim 7 , wherein the substrate further comprises an accommodating recess, and the accommodating recess is located between the recess and the convex portion.

11. The electronic device of claim 10 , wherein first inorganic layer directly contacts and overlaps the second inorganic layer in the accommodating recess.

12. The electronic device of claim 10 , wherein a portion of organic layer and a portion of the another organic layer are disposed in the accommodating recess.

13. The electronic device of claim 4 , wherein a thickness of the first inorganic layer is greater than a thickness of the second inorganic layer.

14. The electronic device of claim 1 , wherein the recess is a groove.

15. The electronic device of claim 1 , wherein the recess is a blind hole.

16. The electronic device of claim 1 , wherein the first part is S-shaped.

17. An electronic device, comprising:

a substrate, having a recess with a side portion and a central portion;

an inorganic layer, disposed on the substrate; and

an organic layer, disposed on the inorganic layer,

wherein the organic layer and the inorganic layer have an interface, the interface comprises a first part corresponding to the side portion of the recess, and comprises a second part corresponding to the central portion of the recess, the first part comprises a curved profile, and the second part comprises another curved profile, and

wherein a thickness of the inorganic layer at the central portion is greater than a thickness of the inorganic layer at the side portion.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 21, 2022
From: LIU, JOE; CHANG, ARDOUR
To: INNOLUX CORPORATION
Reel/Frame 059977/0460 →
Continuity (1)
Related Publication 20220037619A1 · Feb 3, 2022