IP Library › Granted Patent US 12,085,814
Granted Patent B2
US 12,085,814 · App. 17/665,639 · Granted Sep 10, 2024

Electronic device

Inventor: Kazuhide Mochizuki (Tokyo, JP)
Assignee: Japan Display Inc.
G02F1/134309G02F1/133345
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Quick Facts
Patent No.
US 12,085,814
App. No.
17/665,639
Granted
Sep 10, 2024
Kind
B2
Abstract

According to one embodiment, an electronic device includes a liquid crystal panel and a camera. The liquid crystal panel includes a display area and an incident light control area. The camera overlaps the incident light control area. The incident light control area includes an annular line and a control electrode connected to the annular line and arranged inside the annular line. The annular line and the control electrode are formed in different layers with an insulating film sandwiched therebetween.

Claims (56)

1. An electronic device, comprising:

a liquid crystal panel; and

a camera, wherein

the liquid crystal panel includes a display area and an incident light control area,

the camera overlaps the incident light control area,

the incident light control area includes an annular line and a control electrode connected to the annular line and arranged inside the annular line,

the annular line and the control electrode are formed in different layers with an insulating film sandwiched therebetween,

the annular line includes a first annular line and a second annular line arranged adjacent to an inside of the annular line,

the control electrode includes a first control electrode connected to the first annular line and a second control electrode connected to the second annular line, and

the first control electrode intersects the second annular line.

2. The electronic device of claim 1 , wherein

the first control electrode and the second control electrode are arranged alternately.

3. The electronic device of claim 1 , wherein

the first control electrode and the second control electrode are formed in a first transparent conductive layer, and

the first annular line and the second annular line are formed in a second transparent conductive layer.

4. The electronic device of claim 1 , wherein

the annular line includes a third annular line having an inner diameter smaller than an inner diameter of each of the first annular line and the second annular line, inside the first annular line and the second annular line.

5. The electronic device of claim 3 , wherein

the display area includes a pixel electrode, and

the pixel electrode is formed in the first transparent conductive layer.

6. An electronic device comprising:

a liquid crystal panel including a first substrate, a second substrate, and a liquid crystal layer held between the first substrate and the second substrate; and

a camera, wherein

the liquid crystal panel includes a display area where an image is displayed and an incident light control area,

light from outside passes through the incident light control area and is made incident on the camera,

the incident light control area includes an annular line and a control electrode connected to the annular line,

the annular line includes a first annular line and a second annular line arranged adjacent to an inside of the first annular line,

the annular line and the control electrode are formed in different layers with an insulating film sandwiched therebetween,

the control electrode includes a first control electrode connected to the first annular line and a second control electrode connected to the second annular line, and

the first control electrode intersects the second annular line.

7. The electronic device of claim 6 , wherein

the first control electrode and the second control electrode are arranged alternately.

8. The electronic device of claim 6 , wherein

the first control electrode and the second control electrode are formed in a first transparent conductive layer, and

the first annular line and the second annular line are formed in a second transparent conductive layer.

9. The electronic device of claim 6 , wherein

the annular line includes a third annular line having an inner diameter smaller than an inner diameter of each of the first annular line and the second annular line, inside the first annular line and the second annular line.

10. An electronic device comprising:

a liquid crystal display device comprising a liquid crystal panel and an illumination device; and

a camera arranged in an opening formed in the illumination device, wherein

the liquid crystal panel includes a display area where an image is displayed and an incident light control area,

light from outside passes through the incident light control area and is made incident on the camera,

the incident light control area includes an annular line and a control electrode connected to the annular line,

the control electrode is arranged inside the annular line,

the annular line and the control electrode are formed in different layers with an insulating film sandwiched therebetween,

the annular line includes a first annular line and a second annular line arranged adjacent to an inside of the first annular line,

the control electrode includes a first control electrode connected to the first annular line and a second a control electrode connected to the second annular line, and

the first control electrode and the second control electrode are arranged alternately.

11. The electronic device of claim 10 , wherein

the first control electrode and the second control electrode are formed in a first transparent conductive layer, and

the first annular line and the second annular line are formed in a second transparent conductive layer.

12. The electronic device of claim 11 , wherein

the display area includes a pixel electrode, and

the pixel electrode is formed in the first transparent conductive layer.

13. The electronic device of claim 10 , wherein

the annular line includes a third annular line having an inner diameter smaller than an inner diameter of each of the first annular line and the second annular line, inside the first annular line and the second annular line.

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 Feb 7, 2022
From: MOCHIZUKI, KAZUHIDE
To: JAPAN DISPLAY INC.
Reel/Frame 058903/0401 →
Priority Claims (1)
JP 2019-147978 · Aug 9, 2019 · national
Continuity (2)
Continuation PCTJP2020023866 · Jun 17, 2020
Related Publication 20220155644A1 · May 19, 2022