Display screen and electronic device

Patent metadata

Field	Value
Publication number	US-12429729-B2
Application number	US-202318835716-A
Country	US
Kind code	B2
Filing date	Jan 4, 2023
Priority date	Feb 9, 2022
Publication date	Sep 30, 2025
Grant date	Sep 30, 2025

Abstract

A display screen and an electronic device are provided. The display screen includes a frame, a cover plate, and a display module. The cover plate and the display module are stacked on the frame. The display module includes a light-emitting unit. A surface of the cover plate is provided with an anti-glare layer formed by etching for scattering light emitted by the light-emitting unit and/or the display module includes a light-homogenizing structure for scattering the light emitted by the light-emitting unit.

First claim

What is claimed is:

1. A display screen, comprising a frame, a cover plate, and a display module, wherein the cover plate and the display module are stacked on the frame, the display module comprises a light-emitting unit, a surface of the cover plate is provided with an anti-glare layer formed by etching for scattering light emitted by the light-emitting unit and/or the display module comprises a light-homogenizing structure for scattering the light emitted by the light-emitting unit;
wherein the light-emitting unit is an LED, the display module further comprises a flexible screen, three diffusion sheets, a light guide plate, and a reflective sheet, the cover plate, the flexible screen, the three diffusion sheets, the light guide plate, and the reflective sheet are sequentially stacked on the frame, and the LED is disposed on one side of the light guide plate;
the surface of the cover plate is provided with the anti-glare layer formed by etching for scattering the light emitted by the light-emitting unit, the anti-glare layer is uneven, a surface of the flexible screen is provided with another anti-glare layer formed by etching, the another anti-glare layer on the surface of the flexible screen forms the light-homogenizing structure, and the another anti-glare layer is uneven.

2. The display screen according to claim 1 , wherein the light-emitting unit is an OLED, the surface of the cover plate is provided with the anti-glare layer formed by etching for scattering the light emitted by the light-emitting unit, and/or a surface of the OLED is provided with an anti-glare layer formed by etching, and the anti-glare layer on the surface of the OLED forms the light-homogenizing structure.

3. The display screen according to claim 1 , wherein the light-emitting unit is a mini-LED, the display module further comprises an LCD, three diffusion sheets, and a reflective sheet, the cover plate, the LCD, the three diffusion sheets, the mini-LED, and the reflective sheet are stacked, and the mini-LED and the three diffusion sheets form the light-homogenizing structure.

4. The display screen according to claim 3 , wherein a light transmittance of the three diffusion sheets is 80% to 90%.

5. The display screen according to claim 3 , wherein the surface of the cover plate is provided with the anti-glare layer formed by etching for scattering the light emitted by the light-emitting unit.

6. The display screen according to claim 1 , wherein a thickness of the anti-glare layer is less than or equal to 30 μm.

7. The display screen according to claim 1 , further comprising an anti-reflection and transmission enhancement layer disposed on the anti-glare layer.

8. The display screen according to claim 7 , wherein a thickness of the anti-reflection and transmission enhancement layer ranges from 150 nm to 380 nm.

9. An electronic device, comprising a display screen, wherein the display screen comprises a frame, a cover plate, and a display module, the cover plate and the display module are stacked on the frame, the display module comprises a light-emitting unit, a surface of the cover plate is provided with an anti-glare layer formed by etching for scattering light emitted by the light-emitting unit and/or the display module comprises a light-homogenizing structure for scattering the light emitted by the light-emitting unit;
wherein the light-emitting unit is an LED, the display module further comprises a flexible screen, three diffusion sheets, a light guide plate, and a reflective sheet, the cover plate, the flexible screen, the three diffusion sheets, the light guide plate, and the reflective sheet are sequentially stacked on the frame, and the LED is disposed on one side of the light guide plate;
the surface of the cover plate is provided with the anti-glare layer formed by etching for scattering the light emitted by the light-emitting unit, the anti-glare layer is uneven, a surface of the flexible screen is provided with another anti-glare layer formed by etching, the another anti-glare layer on the surface of the flexible screen forms the light-homogenizing structure, and the another anti-glare layer is uneven.

10. The electronic device according to claim 9 , wherein the light-emitting unit is an OLED, the surface of the cover plate is provided with the anti-glare layer formed by etching for scattering the light emitted by the light-emitting unit, and/or a surface of the OLED is provided with an anti-glare layer formed by etching, and the anti-glare layer on the surface of the OLED forms the light-homogenizing structure.

11. The electronic device according to claim 9 , wherein the light-emitting unit is a mini-LED, the display module further comprises an LCD, three diffusion sheets, and a reflective sheet, the cover plate, the LCD, the three diffusion sheets, the mini-LED, and the reflective sheet are stacked, and the mini-LED and the three diffusion sheets form the light-homogenizing structure.

12. The electronic device according to claim 11 , wherein a light transmittance of the three diffusion sheets is 80% to 90%.

13. The electronic device according to claim 11 , wherein the surface of the cover plate is provided with the anti-glare layer formed by etching for scattering the light emitted by the light-emitting unit.

14. The electronic device according to claim 9 , wherein a thickness of the anti-glare layer is less than or equal to 30 μm.

15. The electronic device according to claim 9 , further comprising an anti-reflection and transmission enhancement layer disposed on the anti-glare layer.

16. The electronic device according to claim 15 , wherein a thickness of the anti-reflection and transmission enhancement layer ranges from 150 nm to 380 nm.

Assignees

• Huizhou Tcl Mobile Communication Co Ltd

Inventors

• Xiong Panwei
• Ma Jitao
• Qiu Zhuwei
• Lin Ke

Classifications

• G02B5/0294

  adapted to provide an additional optical effect, e.g. anti-reflection or filter · CPC title

• G02F1/133502 Primary

  Antiglare, refractive index matching layers · CPC title

• G02F1/133331

  Cover glasses · CPC title

• G02F1/133608

  including particular frames or supporting means · CPC title

• G02F1/133603

  with LEDs · CPC title