IP Library Granted Patent US 10,775,663
Granted Patent B2
US 10,775,663 · App. 15/942,630 · Granted Sep 15, 2020

Display device

Inventor: Jin Hirosawa (Tokyo, JP)
Assignee: Japan Display Inc.
G02F1/133512G02F1/13394G02F1/133514G02F1/1368G02F1/134363G02F1/136227G02F2001/13396G02F2001/134372G02F2201/52
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Quick Facts
Patent No.
US 10,775,663
App. No.
15/942,630
Granted
Sep 15, 2020
Kind
B2
Abstract

According to one embodiment, a display device comprises first to sixth opening portions and first to third light-shielding portions, the first light-shielding portion being adjacent to the first and second opening portions, the first opening portion having an area larger than an area of the second opening portion, the second light-shielding portion being adjacent to the third and fourth opening portions, the third and fourth opening portions each having substantially an equal area to the first opening portion, the third light-shielding portion being adjacent to the fifth and sixth opening portions, the fifth and sixth opening portions each having substantially an equal area to the second opening portion.

Claims (104)

1. A display device comprising:

a first opening portion, a third opening portion, and a fifth opening portion of a first color;

a second opening portion, a fourth opening portion, and a sixth opening portion of a second color different from the first color;

a first light-shielding portion;

a second light-shielding portion smaller than the first light-shielding portion; and

a third light-shielding portion larger than the first light-shielding portion,

the first light-shielding portion being adjacent to the first and second opening portions,

the first opening portion having an area larger than an area of the second opening portion,

the second light-shielding portion being adjacent to the third and fourth opening portions,

the third and fourth opening portions each having substantially an equal area to the first opening portion,

the third light-shielding portion being adjacent to the fifth and sixth opening portions,

the fifth and sixth opening portions each having substantially an equal area to the second opening portion.

2. The display device of claim 1 , wherein

the second light-shielding portion is formed in a circular shape having a first radius and the third light-shielding portion is formed in a circular shape having a second radius larger than the first radius.

3. The display device of claim 1 , further comprising:

a first substrate;

a second substrate opposed to the first substrate; and

first to third spacers located between the first substrate and the second substrate,

wherein

the first spacer and the second spacer are remote from the first substrate and are in contact with the second substrate,

the third spacer is in contact with the first substrate and the second substrate, and

the first spacer overlaps the first light-shielding portion, the second spacer overlaps the second light-shielding portion, and the third spacer overlaps the third light-shielding portion, in planar view.

4. The display device of claim 1 , wherein

the first color is red or blue and the second color is green.

5. The display device of claim 1 , further comprising:

a fourth light-shielding portion having substantially a same shape and substantially an equal area to the first light-shielding portion,

wherein

the first light-shielding portion, the third light-shielding portion, and the fourth light-shielding portion are located on a same straight line, and a distance between the first light-shielding portion and the third light-shielding portion is substantially equal to a distance between the third light-shielding portion and the fourth light-shielding portion.

6. The display device of claim 5 , further comprising:

a fifth light-shielding portion having substantially a same shape and substantially an equal area to the third light-shielding portion,

wherein

a distance between the third light-shielding portion and the fifth light-shielding portion is larger than a distance between the first light-shielding portion and the third light-shielding portion.

7. The display device of claim 1 , further comprising:

a seventh opening portion and an eighth opening portion adjacent to each other,

wherein

the first light-shielding portion is adjacent to the seventh opening portion and the eighth opening portion, and

the seventh opening portion has an area larger than an area of the eighth opening portion.

8. The display device of claim 7 , wherein

the seventh opening portion has substantially an equal area to the first opening portion, and

the eighth opening portion has substantially an equal area to the second opening portion.

9. The display device of claim 1 , further comprising:

a seventh opening portion and an eighth opening portion adjacent to each other,

wherein

the first light-shielding portion is adjacent to the seventh opening portion and the eighth opening portion, and

each of the seventh opening portion and the eighth opening portion has substantially an equal area to the first opening portion.

10. A display device comprising:

a first opening portion and a second opening portion adjacent to each other;

a third opening portion and a fourth opening portion adjacent to each other;

a fifth opening portion and a sixth opening portion adjacent to each other;

a first light-shielding portion;

a second light-shielding portion smaller than the first light-shielding portion; and

a third light-shielding portion larger than the first light-shielding portion,

the first light-shielding portion comprising a first portion adjacent to the first opening portion and a second portion adjacent to the second opening portion,

the second portion having an area larger than an area of the first portion,

the second light-shielding portion comprising a third portion adjacent to the third opening portion and a fourth portion adjacent to the fourth opening portion,

the third portion having substantially an equal area to the first portion,

the fourth portion having an area smaller than the area of the second portion,

the third light-shielding portion comprising a fifth portion adjacent to the fifth opening portion and a sixth portion adjacent to the sixth opening portion,

the fifth portion having an area larger than the area of the first portion,

the sixth portion having substantially an equal area to the second portion.

11. The display device of claim 10 , wherein

the third portion has substantially the equal area to the fourth portion, and

the fifth portion has substantially the equal area to the sixth portion.

12. The display device of claim 10 , further comprising:

a first color filter of a first color disposed at each of the first opening portion, the third opening portion, and the fifth opening portion; and

a second color filter of a second color disposed at each of the second opening portion, the fourth opening portion, and the sixth opening portion,

wherein

the first color is different from the second color.

13. The display device of claim 10 , further comprising:

a seventh opening portion and an eighth opening portion adjacent to each other,

wherein

the first light-shielding portion further comprises a seventh portion adjacent to the seventh opening portion and an eighth portion adjacent to the eighth opening portion, and

the eighth portion has an area larger than an area of the seventh portion.

14. The display device of claim 10 , wherein

the first opening portion and the second opening portion are arranged in a first direction,

the first opening portion and a seventh opening portion are arranged in a second direction intersecting the first direction, and

the second opening portion and an eighth opening portion are arranged in the second direction.

15. The display device of claim 10 , further comprising:

a first color filter of a first color extending in a second direction and disposed at each of the first opening portion and a seventh opening portion; and

a second color filter of a second color extending in the second direction and disposed at each of the second opening portion and an eighth opening portion,

wherein

the first color is different from the second color.

16. The display device of claim 10 , further comprising:

a seventh opening portion and an eighth opening portion adjacent to each other,

wherein

the first light-shielding portion further comprises a seventh portion adjacent to the seventh opening portion and an eighth portion adjacent to the eighth opening portion, and

each of the seventh portion and the eighth portion has an area smaller than an area of the second portion.

17. The display device of claim 16 , wherein

the seventh portion has substantially the equal area to the eighth portion.

18. The display device of claim 16 , further comprising:

a first color filter of a first color disposed at each of the first opening portion and the eighth opening portion;

a second color filter of a second color disposed at the second opening portion; and

a third color filter of a third color disposed at the seventh opening portion,

wherein

the first color, the second color, and the third color are different from one another.

19. The display device of claim 10 , further comprising:

a fourth light-shielding portion having substantially a same shape and substantially an equal area to the first light-shielding portion,

wherein

the first light-shielding portion, the third light-shielding portion, and the fourth light-shielding portion are located on a same straight line, and

a distance between the first light-shielding portion and the third light-shielding portion is substantially equal to a distance between the third light-shielding portion and the fourth light-shielding portion.

20. The display device of claim 19 , further comprising:

a fifth light-shielding portion having substantially a same shape and substantially an equal area to the third light-shielding portion,

wherein

a distance between the third light-shielding portion and the fifth light-shielding portion is substantially equal to a distance between the first light-shielding portion and the third light-shielding portion.

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 Apr 2, 2018
From: HIROSAWA, JIN
To: JAPAN DISPLAY INC.
Reel/Frame 045407/0583 →
Priority Claims (1)
JP 2017-075159 · Apr 5, 2017 · national
Continuity (1)
Related Publication 20180292704A1 · Oct 11, 2018