IP Library Granted Patent US 10,991,682
Granted Patent B2
US 10,991,682 · App. 16/425,939 · Granted Apr 27, 2021

Electronic device

Inventors: Jui-Jen Yueh (Miao-Li County, TW); Kuan-Feng Lee (Miao-Li County, TW)
Assignee: InnoLux Corporation
H01L25/167H01L27/1218
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Quick Facts
Patent No.
US 10,991,682
App. No.
16/425,939
Granted
Apr 27, 2021
Kind
B2
Abstract

An electronic device is disclosed, the electronic device includes a substrate, a first auxiliary electrode formed on the substrate, an organic layer formed on the first auxiliary electrode, a first inorganic layer formed on the organic layer, a plurality of thin film transistors formed on the first inorganic layer, and a plurality of electronic units electrically connected to the plurality of thin film transistors, wherein the first auxiliary electrode is electrically connected to at least two of the plurality of electronic units.

Claims (26)

1. An electronic device, comprising:

a substrate;

a first auxiliary electrode and a second auxiliary electrode formed on the substrate;

an organic layer formed on the first auxiliary electrode;

a plurality of thin film transistors formed on the organic layer; and

a plurality of electronic units electrically connected to the plurality of thin film transistors;

wherein the plurality of electronic units comprises a first electronic unit corresponding to a sub-pixel, a second electronic unit corresponding to another sub-pixel, the first auxiliary electrode and the second auxiliary electrode are electrically connected to the first electronic unit and the second electronic unit;

wherein the second auxiliary electrode is electrically insulate from the first auxiliary electrode.

2. The electronic device of claim 1 , wherein the first auxiliary electrode transmits a constant voltage to the first electronic unit and the second electronic unit.

3. The electronic device of claim 1 , further comprising an inorganic layer formed between the first auxiliary electrode and the substrate.

4. The electronic device of claim 1 , further comprising an inorganic layer formed between the first auxiliary electrode and the organic layer.

5. The electronic device of claim 1 , wherein a thickness of the organic layer ranges from 10 μm to 50 μm.

6. The electronic device of claim 1 , wherein one of the plurality of thin film transistors comprises a channel layer not overlapped with the first auxiliary electrode in a normal direction of a surface of the substrate.

7. The electronic device of claim 6 , wherein the one of the plurality of thin film transistors is a driving element.

8. The electronic device of claim 1 , wherein a thickness of the first auxiliary electrode ranges from 1 μm to 6 μm.

9. The electronic device of claim 1 , wherein the first auxiliary electrode comprises a material selected from a group consisting of Cu, Ag and Au.

10. The electronic device of claim 1 , wherein the first auxiliary electrode is formed in a line structure, a mesh structure, or a combination thereof.

11. The electronic device of claim 1 , wherein the second auxiliary electrode is electrically connected to the first electronic unit and the second electronic unit through at least two of the plurality of thin film transistors.

12. The electronic device of claim 1 , wherein the first auxiliary electrode provides a first voltage, the second auxiliary electrode provides a second voltage, and the second voltage and the first voltage have different potentials.

13. The electronic device of claim 1 , wherein at least a portion of the organic layer directly contact the substrate.

14. The electronic device of claim 1 , wherein the plurality of electronic units are light emitting units, antenna units, sensor units, or a combination thereof.

15. The electronic device of claim 1 , further comprising a common electrode disposed on the organic layer, wherein the common electrode is electrically connected to the plurality of electronic units and the first auxiliary electrode.

16. The electronic device of claim 15 , further comprising a conductive via disposed in the organic layer, wherein the conductive via is electrically connected to the first auxiliary electrode and the common electrode.

17. The electronic device of claim 1 , further comprising a connection electrode electrically connected with the plurality of electronic units.

18. The electronic device of claim 1 , wherein one of the plurality of electronic units comprises a flip-type LED or a vertical-type LED.

19. The electronic device of claim 1 , wherein-part of the first auxiliary electrode formed on the substrate is bended.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 29, 2019
From: YUEH, JUI-JEN; LEE, KUAN-FENG
To: INNOLUX CORPORATION
Reel/Frame 049312/0428 →
Continuity (1)
Related Publication 20200381410A1 · Dec 3, 2020
Cited By (1)
US 12,218,118