Liquid crystal display

Patent metadata

Field	Value
Publication number	US-11448926-B2
Application number	US-201916626358-A
Country	US
Kind code	B2
Filing date	Nov 22, 2019
Priority date	Nov 12, 2019
Publication date	Sep 20, 2022
Grant date	Sep 20, 2022

Abstract

The present invention provides a display, the display includes: an array substrate; a color filter substrate disposed above the array substrate; a backlight disposed on the color filter substrate; and a reflector disposed on the backlight.

First claim

What is claimed is:

1. A display, comprising:
an array substrate;
a color filter substrate disposed above the array substrate;
a backlight comprising a plurality of light emitting diodes and/or a plurality of miniature light emitting diodes directly disposed at intervals on the color filter substrate; and
a reflector disposed on the backlight,
wherein the backlight emits light away from the color filter substrate, the light is reflected by the reflector and then passes through the color filter substrate and the array substrate, and the display further comprises a liquid crystal layer and a built-in polarizer disposed between the color filter substrate and the array substrate.

2. The display according to claim 1 wherein said display further comprises:
a first circuit driving device disposed under the array substrate;
a first circuit trace disposed on the color filter substrate, and extending outward beyond the color filter substrate and bent under the array substrate to electrically connect the first circuit driving device;
a second circuit driving device disposed under the array substrate; and
a second circuit trace disposed on an upper surface of an edge of the array substrate, and extending outward beyond the array substrate and bent under the array substrate to electrically connect the second circuit driving device,
wherein the first circuit driving device is configured to drive the backlight on the color filter substrate through a first circuit trace, and
the second circuit driving device is configured to drive a transistor on the array substrate through the second circuit trace.

3. The display according to claim 2 , wherein the second circuit driving device is disposed between the first circuit driving device and the array substrate such that the first circuit trace is closer to an outside of the display than the second circuit trace.

4. The display according to claim 1 , wherein the display further comprises:
a circuit driving device disposed under the array substrate;
a circuit trace disposed on the color filter substrate, extending outwardly and bent downwardly along a sidewall of the color filter substrate and a sidewall of the array substrate to form an electrical connection therewith, and then bent under the array substrate to electrically connect the circuit driving device,
wherein the circuit trace is configured to connect the array substrate, to electrically connect the backlight and the array substrate to the circuit driving device, and
the circuit driving device is configured to drive the backlight on the color filter substrate and the transistor on the array substrate through the circuit trace.

5. The display according to claim 1 , wherein the array substrate comprises anyone of an active array substrate and a passive array substrate.

6. The display according to claim 1 , wherein a surface the reflector has a reflective brightness enhancing film material for polarizing light.

7. The display according to claim 1 , wherein the reflector has an atomizing surface for homogenizing light.

8. A display comprising:
an array substrate;
a color filter substrate disposed above the array substrate;
a backlight comprising a plurality of light emitting diodes and/or a plurality of miniature light emitting diodes directly disposed at intervals on the color filter substrate; and
a reflector disposed on the backlight.

9. The display according to claim 8 , wherein the display further comprises:
a first circuit driving device disposed under the array substrate;
a first circuit trace disposed on the color filter substrate, and extending outward beyond the color filter substrate and bent under the array substrate to electrically connect the first circuit driving device;
a second circuit driving device disposed under the array substrate; and
a second circuit trace disposed on an upper surface of an edge of the array substrate, and extending outward beyond the array substrate and bent under the array substrate to electrically connect the second circuit driving device,
wherein the first circuit driving device is configured to drive the backlight on the color filter substrate through a first circuit trace, and
the second circuit driving device is configured to drive a transistor on the array substrate through the second circuit trace.

10. The display according to claim 9 , wherein the second circuit driving device is disposed between the first circuit driving device and the array substrate such that the first circuit trace is closer to an outside of the display than the second circuit trace.

11. The display according to claim 8 , wherein the display further comprises:
a circuit driving device disposed under the array substrate;
a circuit trace disposed on the color filter substrate, extending outwardly and bent downwardly along a sidewall of the color filter substrate and a sidewall of the array substrate to form an electrical connection therewith, and then bent under the array substrate to electrically connect the circuit driving device,
wherein the circuit trace is configured to connect the array substrate, to thereby electrically connect the backlight and the array substrate to the circuit driving device, and
the circuit driving device is configured to drive the backlight on the color filter substrate and the transistor on the array substrate through the circuit trace.

12. The display according to claim 8 , wherein the array substrate comprises anyone of an active array substrate and a passive array substrate.

13. The display according to claim 8 , wherein the backlight emits light away from the color filter substrate, the light is reflected by the reflector and then passes through the color filter substrate and the array substrate.

14. The display according to claim 8 , wherein a surface the reflector has a reflective brightness enhancing film material for polarizing light.

15. The display according to claim 8 , wherein the reflector has an atomizing surface for homogenizing light.

16. The display according to claim 8 , wherein the display further comprises a liquid crystal layer and a built-in polarizer disposed between the color film substrate and the array substrate.

Assignees

• Huizhou China Star Optoelectronics Tech Co Ltd
• Huizhou China Star Optoelectronics Techmnology Co Ltd

Inventors

• Qiu Yongyuan
• Fu Linlin
• Luo Cong
• Cheng Xi

Classifications

• G02F1/133612

  Electrical details · CPC title

• G02F1/133528

  Polarisers · CPC title

• G02F1/13306

  Circuit arrangements or driving methods for the control of single liquid crystal cells (G02F1/132, G02F1/133382 take precedence) · CPC title

• G02F1/133603 Primary

  with LEDs · CPC title

• G02F1/13452 Primary

  Conductors connecting driver circuitry and terminals of panels · CPC title