IP Library Granted Patent US 9,778,499
Granted Patent B2
US 9,778,499 · App. 15/363,095 · Granted Oct 3, 2017

Liquid crystal display device

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Quick Facts
Patent No.
US 9,778,499
App. No.
15/363,095
Granted
Oct 3, 2017
Kind
B2
Abstract

A liquid crystal display device includes a first substrate having a pixel electrode and a common electrode provided thereon; a second substrate formed of a resin material; a liquid crystal layer provided between the first substrate and the second substrate; an optical film facing the liquid crystal layer with the second substrate being provided between the optical film and the liquid crystal layer; and a conductive layer facing the second substrate; wherein the optical film is provided between the conductive layer and the second substrate.

Claims (30)

1. A liquid crystal display device, comprising:

a first substrate having a pixel electrode and a common electrode provided thereon;

a second substrate formed of a resin material;

a liquid crystal layer provided between the first substrate and the second substrate;

an optical film facing the liquid crystal layer with the second substrate being provided between the optical film and the liquid crystal layer; and

a conductive layer facing the second substrate;

wherein the optical film is provided between the conductive layer and the second substrate.

2. The liquid crystal display device according to claim 1 , wherein the second substrate has a thickness of 30 μm or less.

3. The liquid crystal display device according to claim 1 , wherein the conductive layer is a layer containing a conductive polymer or a transparent conductive layer.

4. The liquid crystal display device according to claim 1 , further comprising a color filter between the liquid crystal layer and the second substrate.

5. The liquid crystal display device according to claim 1 , further comprising a third substrate facing the optical film, the third substrate having the conductive layer;

wherein the conductive layer is provided between the third substrate and the optical film.

6. The liquid crystal display device according to claim 5 , wherein the conductive layer is formed on the third substrate and has a pattern.

7. The liquid crystal display device according to claim 1 , wherein a total thickness of the components between the liquid crystal layer and the conductive layer is at least ten times a thickness of the liquid crystal layer.

8. The liquid crystal display device according to claim 1 , further comprising an insulating layer containing a black pigment between the liquid crystal layer and the second substrate.

9. The liquid crystal display device according to claim 1 , wherein the first substrate is formed of a resin material.

10. The liquid crystal display device according to claim 2 , wherein the conductive layer is a layer containing a conductive polymer or a transparent conductive layer.

11. The liquid crystal display device according to claim 2 , further comprising a color filter between the liquid crystal layer and the second substrate.

12. The liquid crystal display device according to claim 3 , further comprising a color filter between the liquid crystal layer and the second substrate.

13. The liquid crystal display device according to claim 2 , further comprising a third substrate facing the optical film, the third substrate having the conductive layer;

wherein the conductive layer is provided between the third substrate and the optical film.

14. The liquid crystal display device according to claim 3 , further comprising a third substrate facing the optical film, the third substrate having the conductive layer;

wherein the conductive layer is provided between the third substrate and the optical film.

15. The liquid crystal display device according to claim 4 , further comprising a third substrate facing the optical film, the third substrate having the conductive layer;

wherein the conductive layer is provided between the third substrate and the optical film.

16. The liquid crystal display device according to claim 2 wherein a total thickness of the components between the liquid crystal layer and the conductive layer is at least ten times a thickness of the liquid crystal layer.

17. The liquid crystal display device according to claim 3 wherein a total thickness of the components between the liquid crystal layer and the conductive layer is at least ten times a thickness of the liquid crystal layer.

18. The liquid crystal display device according to claim 4 , wherein a total thickness of the components between the liquid crystal layer and the conductive layer is at least ten times a thickness of the liquid crystal layer.

19. The liquid crystal display device according to claim 5 , wherein a total thickness of the components between the liquid crystal layer and the conductive layer is at least ten times a thickness of the liquid crystal layer.

20. The liquid crystal display device according to claim 2 , further comprising an insulating layer containing a black pigment between the liquid crystal layer and the second substrate.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 22, 2025
From: JAPAN DISPLAY INC.
To: MAGNOLIA WHITE CORPORATION
Reel/Frame 072130/0313 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 29, 2016
From: OKA, SHINICHIRO
To: JAPAN DISPLAY INC.
Reel/Frame 040449/0906 →