Terminal device, and display screen and application thereof

Patent metadata

Field	Value
Publication number	US-12132849-B2
Application number	US-202017599411-A
Country	US
Kind code	B2
Filing date	Mar 12, 2020
Priority date	Mar 28, 2019
Publication date	Oct 29, 2024
Grant date	Oct 29, 2024

Abstract

The present invention provides a terminal device, and a display screen thereof and an application thereof. The terminal device includes a terminal device body, a display screen, and a camera module. The display screen is provided with a light through hole. The camera module is located below the display screen, and has a front end. The front end of the camera module is fixedly attached to the display screen and the camera module is aligned with the light through hole of the display screen, so that light outside the display screen is received by the camera module via the light through hole.

First claim

What is claimed is:

1. A terminal device, characterized by comprising:
a terminal device body;
a display screen provided with a light through hole; and
a camera module located below the display screen and having a front end, wherein the front end of the camera module is mounted to the display screen and the camera module is aligned with the light through hole of the display screen, so that light outside the display screen is received by the camera module via the light through hole.

2. The terminal device of claim 1 , wherein the display screen includes a cover plate layer, a touch layer, a polarization layer, an encapsulation layer, a pixel layer, and a drive circuit layer, and the drive circuit layer is formed on a bottom side of the pixel layer and electrically connected to the pixel layer to drive the pixel layer to operate, and the encapsulation layer is formed on a top side of the pixel layer for encapsulating the pixel layer, and the light through hole penetrates through the touch layer, the polarization layer, the encapsulation layer, the pixel layer, and the drive circuit layer in a height direction.

3. The terminal device of claim 2 , wherein the drive circuit layer includes a substrate base and a plurality of TFT structures provided to the substrate base, and the light through hole is located between the adjacent TFT structures.

4. The terminal device of claim 2 , wherein the pixel layer includes a plurality of pixels, and the light through hole is located between the adjacent pixels.

5. The terminal device of claim 2 , wherein the terminal device is provided with a protective material, which is located in the light through hole and coated on the pixel layer and/or the drive circuit layer.

6. The terminal device of claim 2 , wherein the pixel layer includes an anode layer, a light emitting layer, a cathode layer, and a protective layer, and the anode layer is located above the drive circuit layer, and the light emitting layer is located between the anode layer and the cathode layer, and the cathode layer is located above the light emitting layer and below the protective layer; and
the terminal device is provided with a protective material, which is located in the light through hole, and is extended downward from the protective layer to the cathode layer, or from the protective layer to the light emitting layer, or from the protective layer to the anode layer.

7. The terminal device of claim 2 , including a back plate layer, which is located below the drive circuit layer and configured to emit light, wherein the pixel layer includes a filter layer and a liquid crystal located between the filter layer and the drive circuit layer, and the pixel layer is provided with a sealing material located between the filter layer and the drive circuit layer, and the liquid crystal is blocked by the sealing material so as not to leak to the light through hole.

8. The terminal device of claim 7 , wherein the terminal device is provided with a protective material, which is located in the light through hole and coated on the pixel layer and/or the drive circuit layer.

9. The terminal device of claim 2 , further including: a limiting mechanism, wherein the limiting mechanism is connected to the camera module and the display screen respectively, and the camera module is fixed to the display screen by the limiting mechanism.

10. The terminal device of claim 9 , wherein the limiting mechanism is adhesively fixed to the display screen.

11. The terminal device of claim 9 , wherein the limiting mechanism includes a sleeve having a free end and a connecting end, and a connecting portion formed by extending outward from the connecting end of the sleeve in a radial direction of the sleeve, and the connecting portion is attached to a back side of the display screen when the sleeve is mounted to the display screen.

12. A manufacturing method of a display screen with a light through hole, characterized by comprising the following steps:
forming a hole penetrating through a drive circuit layer in a height direction on the drive circuit layer;
providing a pixel layer, an encapsulation layer, a polarization layer, a touch layer and a cover plate layer above the drive circuit layer respectively; and
forming a light through hole penetrating through the touch layer, the polarization layer, the encapsulation layer, and the pixel layer along the hole of the drive circuit layer.

13. The manufacturing method of claim 12 , further including the following steps:
forming the pixel layer on the drive circuit layer with the hole;
forming a hole penetrating through the pixel layer and the drive circuit layer in the pixel layer and the drive circuit layer; and
providing the encapsulation layer, the polarization layer, the touch layer and the cover plate layer above the drive circuit layer respectively.

14. The manufacturing method of claim 12 , further comprising the following steps:
providing the pixel layer with a hole on the drive circuit layer with the hole, and aligning the drive circuit layer with the pixel layer; and
providing the encapsulation layer, the polarization layer, the touch layer and the cover plate layer above the drive circuit layer respectively.

15. The manufacturing method of claim 14 , wherein the pixel layer is formed on the drive circuit layer with the hole, and a hole penetrating through the pixel layer and the drive circuit layer in the height direction is then formed in the pixel layer and the drive circuit layer.

16. A manufacturing method of a display screen with a hole, characterized by comprising the following steps:
providing a liquid crystal layer, an encapsulation layer, a polarization layer, a touch layer and a cover plate layer, above a back plate layer, respectively; and
perforating each layer of the display screen in alignment with a sealing region of the liquid crystal layer to obtain a light through hole penetrating through the touch layer, the polarization layer, the encapsulation layer, and the back plate layer of the display screen in a height direction.

17. The manufacturing method of claim 16 , wherein the liquid crystal layer has a through hole.

18. The manufacturing method of claim 16 , wherein a sealing region penetrating in a height direction is formed on the liquid crystal layer, and a perforated region is located between the sealing regions and smaller than the sealing regions when the liquid crystal layer is perforated.

19. The manufacturing method of claim 18 , wherein the method for manufacturing the liquid crystal layer with a hole includes the following steps:
providing a sealing material between a filter layer and a drive circuit layer to form the sealing region; and
filling a liquid crystal outside the sealing region.

20. The manufacturing method of claim 19 , wherein the method for manufacturing the liquid crystal with a hole further includes the following steps:
providing a sealing material with a certain height on a surface of a drive circuit layer to form the sealing region;
filling a liquid crystal outside the sealing region; and
covering a filter layer above the liquid crystal and attaching the filter layer to the drive circuit layer.

Assignees

• Ningbo Sunny Opotech Co Ltd

Inventors

• Jing Liao
• Wu Xudong
• Liu Siyuan
• Chen Zhenyu

Classifications

• H10K59/65

  OLEDs integrated with inorganic image sensors · CPC title

• H10K59/871

  Self-supporting sealing arrangements · CPC title

• G09G2354/00

  Aspects of interface with display user · CPC title

• G09G2300/0426

  Layout of electrodes and connections · CPC title

• G09G3/3233

  with pixel circuitry controlling the current through the light-emitting element · CPC title