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US 2020/0348568 A1Published application
Liquid Crystal Display Device
AssigneeHkc Corporation Limited
InventorHuailiang He
Life of this patent
Estimating the term…
Abstract
The present disclosure illustrates a liquid crystal display device and a manufacturing method thereof. The liquid crystal display device includes: light guide plate including a front face, a rear surface and the four side surfaces, wherein the four side surfaces are located between the front face and the rear surface, the four side surfaces includes a wide side surface, a narrow side surface, a first side surface and a second side surface, the first side surface and the second side surface are located between the wide side surface and the narrow side surface, wherein the front face comprises a plane and an inclined surface, the inclined surface is located at an edge of the light guide plate and adjacent to the narrow side surface; and a backlight source disposed on the plane and the inclined surface.
Claims23
A liquid crystal display device, comprising:
- a light guide plate used for providing backlight, comprising a front face, a rear surface and four side surfaces, wherein the four side surfaces are located between the front face and the rear surface, the four side surfaces compriscs comprise a wide side surface, a narrow side surface, a first side surface and a second side surface, the first side surface and the second side surface are located between the wide side surface and the narrow side surface, wherein the front face comprises a plane and an inclined surface, the inclined surface is located at an edge of the light guide plate and adjacent to the narrow side surface;
- at least one backlight source disposed on at least one of the four side surfaces;
- and
- a circuit board disposed on the inclined surface of the light guide plate.
1 more element
2-9. (canceled)
A liquid crystal display device, comprising:
- a light guide plate used for providing backlight, comprising a front face, a rear surface and the four side surfaces, wherein the four side surfaces are located between the front face and the rear surface, the four side surfaces compriscs comprise a wide side surface, a narrow side surface, a first side surface and a second side surface, the first side surface and the second side surface are located between the wide side surface and the narrow side surface, wherein the front face comprises a plane and an inclined surface, the inclined surface is located at an edge of the light guide plate and adjacent to the narrow side surface;
- a backlight source disposed on the plane and the inclined surface;
- and
- a circuit board disposed on the backlight source located on the inclined surface.
1 more element
12-13. (canceled)
16-18. (canceled)
A liquid crystal display device, comprising:
- a light guide plate used for providing backlight, comprising a front face, a rear surface and four side surfaces, wherein the four side surfaces are located between the front face and the rear surface, the four side surfaces comprises a wide side surface, a narrow side surface, a first side surface and a second side surface, the first side surface and the second side surface are located between the wide side surface and the narrow side surface, wherein the front face comprises a plane, a first inclined surface and a second inclined surface, the first inclined surface is located at an corner of the light guide plate and adjacent to the narrow side surface and the first side surface, and the second inclined surface is located at other corner of the light guide plate and adjacent to the narrow side surface and the second side surface;
- at least one backlight source disposed on at least one side surface;
- and
- a circuit board disposed on the first inclined surface of the light guide plate.
1 more element
A liquid crystal display device, comprising:
- a light guide plate used for providing backlight, comprising a front face, a rear surface and the four side surfaces, wherein the four side surfaces are located between the front face and the rear surface, the four side surfaces comprises a wide side surface, a narrow side surface, a first side surface and a second side surface, the first side surface and the second side surface are located between the wide side surface and the narrow side surface, wherein the front face comprises a plane, a first inclined surface and a second inclined surface, the first inclined surface is located at a corner of the light guide plate and adjacent to the narrow side surface and the first side surface, and the second inclined surface is located at other corner of the light guide plate and adjacent to the narrow side surface and the second side surface;
- a backlight source disposed on the plane and the inclined surface;
- and
- a circuit board disposed on the backlight source located on the first inclined surface.
1 more element
A manufacturing method of a liquid crystal display device, comprising:
- forming a light guide plate used for providing backlight, wherein the light guide plate comprises a front face, a rear surface and the four side surfaces, and the four side surfaces are located between the front face and the rear surface, the four side surfaces comprises a wide side surface, a narrow side surface, a first side surface and a second side surface, the first side surface and the second side surface are located between the wide side surface and the narrow side surface, and the front face comprises a plane and an inclined surface, and the inclined surface is located at an edge of the light guide plate and adjacent to the narrow side surface;
- forming at least one backlight source on at least one of the four side surfaces;
- and
- providing the circuit board disposed on the inclined surface of the light guide plate.
1 more element
A manufacturing method of a liquid crystal display device, comprising:
- forming a light guide plate used for providing backlight, wherein the light guide plate comprises a front face, a rear surface and the four side surfaces, and the four side surfaces are located between the front face and the rear surface, the four side surfaces comprises a wide side surface, a narrow side surface, a first side surface and a second side surface, the first side surface and the second side surface are located between the wide side surface and the narrow side surface, and the front face comprises a plane and an inclined surface, and the inclined surface is located at an edge of the light guide plate and adjacent to the narrow side surface;
- forming at least one backlight source on the plane and the inclined surfaces;
- and
- providing the circuit board disposed on the at least one backlight source on the inclined surface of the light guide plate.
1 more element
A manufacturing method of a liquid crystal display device, comprising:
- forming a light guide plate used for providing backlight, wherein the light guide plate comprises a front face, a rear surface and the four side surfaces, and the four side surfaces are located between the front face and the rear surface, the four side surfaces comprises a wide side surface, a narrow side surface, a first side surface and a second side surface, the first side surface and the second side surface are located between the wide side surface and the narrow side surface, and the front face comprises a plane, a first inclined surface, and a second inclined surface, and the first inclined surface is located at a corner of the light guide plate and adjacent to the narrow side surface and the first side surface, and the second inclined surface is located at other corner of the light guide plate and adjacent to the narrow side surface and the second side surface;
- forming at least one backlight source on at least one of the four side surfaces;
- and
- providing the circuit board disposed on the first inclined surface of the light guide plate.
1 more element
A manufacturing method of a liquid crystal display device, comprising:
- forming a light guide plate used for providing backlight, wherein the light guide plate comprises a front face, a rear surface and the four side surfaces, and the four side surfaces are located between the front face and the rear surface, the four side surfaces comprises a wide side surface, a narrow side surface, a first side surface and a second side surface, the first side surface and the second side surface are located between the wide side surface and the narrow side surface, and the front face comprises a plane, a first inclined surface and a second inclined surface, and the first inclined surface is located at a corner of the light guide plate and adjacent to the narrow side surface and the first side surface, and the second inclined surface is located at other corner of the light guide plate and adjacent to the narrow side surface and the second side surface;
- forming a backlight source on the plane, the first inclined surface, and the second inclined surfaces;
- and
- providing the circuit board disposed on the backlight source on the first inclined surface of the light guide plate.
1 more element
Dependencies are inferred from the claim text.