Curved-surface vehicle-mounted display module, vehicle-mounted display device, and vehicle

Patent metadata

Field	Value
Publication number	US-11506930-B2
Application number	US-202117187205-A
Country	US
Kind code	B2
Filing date	Feb 26, 2021
Priority date	Feb 28, 2020
Publication date	Nov 22, 2022
Grant date	Nov 22, 2022

Abstract

The present disclosure provides a curved-surface vehicle-mounted display module, a vehicle-mounted display device and a vehicle. The curved-surface vehicle-mounted display module includes a back plate, a backlight assembly and a liquid crystal panel. The back plate is configured to support the backlight assembly and the liquid crystal panel. The backlight assembly includes a flexible substrate and LEDs. The flexible substrate includes at least one backlight block, each backlight block is provided with a plurality of LEDs, and a distance between two adjacent LEDs is a predefined value.

First claim

What is claimed is:

1. A curved-surface vehicle-mounted display module, comprising a flexible back plate, a backlight assembly and a liquid crystal panel, wherein the flexible backlight plate is configured to support the backlight assembly and the liquid crystal panel, the backlight assembly comprises a lamp plate, the lamp plate comprises a flexible substrate and Light-Emitting Diodes (LEDs), the flexible substrate comprises a plurality of backlight blocks, each backlight block is provided with a plurality of LEDs, and a distance between two adjacent LEDs is a predefined value,
wherein the backlight assembly further comprises a diffuser group arranged on the lamp plate,
wherein there is a proportion relationship between the distance between the two adjacent LEDs and an optical distance, and the optical distance is a distance between the LED and the diffuser group,
wherein a proportionality coefficient of the proportion relationship is within a range of 1 to 1.5,
wherein the backlight assembly further comprises a quantum-dot film and a prism which are arranged between the diffuser group and the liquid crystal panel,
wherein the curved-surface vehicle-mounted display module further includes a reflective polarized brightness enhancement film arrangement between the prism and the liquid crystal panel, and a compensation film arranged between the prism and the reflective polarized brightness enhancement film.

2. The curved-surface vehicle-mounted display module according to claim 1 , wherein the plurality of backlight blocks is arranged in a predetermined direction.

3. The curved-surface vehicle-mounted display module according to claim 1 , wherein the plurality of LEDs is arranged in an N*N or N*M matrix form, where N and M are each a natural number.

4. The curved-surface vehicle-mounted display module according to claim 1 , wherein the LED is a mini-LED.

5. The curved-surface vehicle-mounted display module according to claim 1 , wherein the diffuser group comprises a plurality of diffusers.

6. The curved-surface vehicle-mounted display module according to claim 1 , wherein the liquid crystal panel comprises a color filter substrate and a thin film transistor substrate.

7. The curved-surface vehicle-mounted display module according to claim 1 , wherein each backlight block is of at least one of a rectangular shape, a square shape, a polygonal shape, a circular shape and an irregular shape.

8. The curved-surface vehicle-mounted display module according to claim 7 , wherein when the backlight block is of a rectangular or square shape and a size of the liquid crystal panel is within a range of 11 inches to 13 inches, a size of any side of the backlight block is within a range of 7 mm to 8.5 mm.

9. A vehicle-mounted display device, comprising the curved-surface vehicle-mounted display module according to claim 1 .

10. A vehicle, comprising the vehicle-mounted display device according to claim 9 .

Assignees

• Beijing Boe Optoelectronics Tech Co Ltd
• Boe Technology Group Co Ltd
• Beijing Boe Technology Dev Co Ltd

Inventors

• Zhang Zan
• Zhai Yue
• Li Wenyang
• Leng Shouyang
• Han Rui
• Tong Zeyuan
• Chi Weining
• Wang Fengping
• Zhang Zhipeng
• Cui Dong

Classifications

• G02F1/133308 Primary

  Support structures for LCD panels, e.g. frames or bezels · CPC title

• G02F1/133607

  the light controlling member including light directing or refracting elements, e.g. prisms or lenses · CPC title

• G02F1/13362

  providing polarized light, e.g. by converting a polarisation component into another one · CPC title

• G02F1/133603 Primary

  with LEDs · CPC title

• G02F1/133613

  characterized by the sequence of light sources · CPC title