CN218631335U

CN218631335U - Backlight partition structure for weakening display partition halo

Info

Publication number: CN218631335U
Application number: CN202222979330.2U
Authority: CN
Inventors: 罗国威; 蒋吉强; 龚强; 李荷花
Original assignee: Guangdong Changhong Electronics Co Ltd
Current assignee: Guangdong Changhong Electronics Co Ltd
Priority date: 2022-11-09
Filing date: 2022-11-09
Publication date: 2023-03-14
Anticipated expiration: 2032-11-09

Abstract

The utility model provides a subregion structure in a poor light for weakening display subregion halo belongs to display device technical field. The utility model discloses set up between the display screen back and the display light source, including diffuser plate support and a plurality of subregion in a poor light, the diffuser plate support is equipped with the polygon support through-hole that a plurality of arrays were arranged, and the inner wall that the polygon supported the through-hole is equipped with the even reflecting material of transition and encloses the subregion in a poor light, and subregion indent and bottom in a poor light are equipped with the polygon light source through-hole, and the display light source sets up in polygon light source through-hole department, and the edge of subregion in a poor light is close to the laminating with the display screen back. The beneficial effects of the utility model are that: the reflective paper arranged in a plurality of arrays is attached to the back of the display screen in a partitioning mode, so that halo crosstalk can be weakened when the display screen displays.

Description

Backlight partition structure for weakening display partition halo

Technical Field

The utility model relates to a display device technical field, concretely relates to be used for weakening partition structure in a poor light of display subregion halo.

Background

The display device is a display tool which displays a certain electronic file on a screen through a specific transmission device and reflects the electronic file to human eyes. At present, common middle-high end display equipment (televisions, business displays and displays) have a regional dimming function, corresponding partitions of different sizes and different schemes are different in size and have different halos, the larger the partition is, the larger the halo is, and particularly in a bright and dark region of a moving picture, halo tailing and crosstalk phenomena are particularly obvious.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem among the prior art, the utility model provides a subregion structure in a poor light for weakening display subregion halo, through between the display screen back and the display light source, set up and mutually support diffuser plate support and a plurality of subregion in a poor light, the halo crosstalk when the subregion in a poor light laminating display screen back that a plurality of arrays were arranged can weaken the display screen and show has solved among the prior art bright dark obvious regional halo of display screen picture and has trailed, crosstalk serious problem.

The utility model provides a pair of a subregion structure in a poor light for weakening display subregion halo sets up between the display screen back and display light source, including diffuser plate support and a plurality of subregion in a poor light, the diffuser plate support is equipped with the polygon support through-hole that a plurality of arrays were arranged, the inner wall that the polygon supported the through-hole is equipped with the even reflecting material of transition and encloses synthetically the subregion in a poor light, subregion indent in a poor light and bottom are equipped with polygon light source through-hole, display light source set up in polygon light source through-hole department, the subregion in a poor light the edge with the laminating is close to at the display screen back, and a plurality of arrays are arranged the subregion laminating in a poor light the display screen back can weaken the halo when the display screen shows and crosstalk.

The utility model discloses make further improvement, the number of subregion in a poor light is a plurality of, the subregion in a poor light the edge with the edge integrated into one piece coincidence of polygon support through-hole, the shape of subregion in a poor light is the rectangle, the shape of polygon light source through-hole is the rectangle.

The utility model discloses make further improvement, the subregion of being shaded is the reflection paper subregion, the reflection paper subregion with the connected mode of diffuser plate support is plastic uptake shaping as an organic whole, the edge of reflection paper subregion with the coincidence of polygon support through-hole edge integrated into one piece, the level and smooth indent of reflection paper subregion, the edge of reflection paper subregion with the laminating is close to at the display screen back.

The utility model discloses make further improvement, the shape of polygon light source through-hole with reflection paper subregion shape is the same, and every limit with the limit of reflection paper subregion is parallel to each other.

The utility model discloses make further improvement, the slope scope of the level and smooth indent of reflection paper subregion is H, and 0 is less than or equal to 90 for H, and H is the natural number.

The utility model discloses make further improvement, it is a plurality of the edge of reflection paper subregion is located same plane.

The utility model discloses make further improvement, the shape of reflection paper subregion is the rectangle, the shape of polygon light source through-hole is the rectangle.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a subregion structure in a poor light for weakening display subregion halo, through between the display screen back and display light source, set up diffuser plate support and a plurality of subregion in a poor light of mutually supporting, the halo when the subregion laminating display screen back in a poor light that a plurality of arrays were arranged can weaken display screen and show is crosstalked, has solved the bright dark apparent regional halo of display screen picture among the prior art and has trailing, the serious problem of crosstalking, and is applicable to multiple display device.

Drawings

In order to illustrate the present application or prior art more clearly, a brief description of the drawings needed for the description of the embodiments or prior art will be given below, it being clear that the drawings in the following description are some embodiments of the present application and that other drawings can be derived from them by a person skilled in the art without inventive effort.

FIG. 1 is a front view of a partition of reflective paper for a backlight partition structure for reducing display partition halo according to the present invention;

FIG. 2 is a sectional bottom view of a reflective paper section of a backlight sectional structure for reducing display sectional halo;

FIG. 3 is a front view of the backlight partition structure for reducing display partition halo of the present invention;

fig. 4 is a left side view of the backlight partition structure for reducing display partition halo according to the present invention.

In the figure, 1-display screen, 2-display light source, 3-diffuser plate support, 4-backlight partition, 5-polygonal light source through hole.

Detailed Description

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application; the terms "including" and "having," and any variations thereof in the description and claims of this application and the description of the figures above, are intended to cover non-exclusive inclusions.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings.

As shown in fig. 1-4, the utility model provides a pair of a subregion structure in a poor light for weakening display subregion halo sets up between the 1 back of display screen and display light source 2, including diffuser plate support 3 and a plurality of subregion 4 in a poor light, diffuser plate support 3 is equipped with the polygon support through-hole that a plurality of arrays were arranged, the inner wall that the polygon supported the through-hole is equipped with the even reflecting material of transition and encloses synthetic subregion 4 in a poor light, 4 indent and the bottom of subregion in a poor light are equipped with polygon light source through-hole 5, display light source 2 sets up in polygon light source through-hole 5 department, the edge of subregion 4 in a poor light is close to the laminating with the 1 back of display screen, the subregion laminating display screen back in a poor light that a plurality of arrays were arranged can weaken the halo when the display screen shows and crosstalk. In this embodiment, the diffuser plate holder is used for isolating each backlight partition separately to form spaces of different shapes, which may be honeycomb-shaped, rectangular or other polygonal shapes, and the inner walls of the backlight partitions are provided with reflective materials with uniform transition, so that the brightness of the display screen is uniform in transition when displaying.

As shown in fig. 3 and 4, the number of the backlight partitions 4 is plural, the edge of the backlight partition 4 is overlapped with the edge of the polygonal support through hole by integral molding, the shape of the backlight partition 4 is rectangular, and the shape of the polygonal light source through hole 5 is rectangular. In this embodiment, the polygonal supporting through holes of the diffusion plate holder are backlight partitions, the number of the backlight partitions 4 is 480, and the 480 backlight partitions attached to the back surface of the display screen can better reduce halo crosstalk when the display screen displays.

As shown in fig. 1 and 2, the backlight partition 4 is a reflection paper partition, the connection mode of the reflection paper partition and the diffusion plate support 3 is formed by integral plastic suction, the edge of the reflection paper partition is superposed with the edge of the polygonal supporting through hole in an integral forming mode, the reflection paper partition is smoothly concave, the edge of the reflection paper partition is close to and attached to the back surface of the display screen 1, the shape of the polygonal light source through hole 5 is the same as that of the reflection paper partition, each edge is parallel to the edge of the reflection paper partition, the slope range of the smooth concave of the reflection paper partition is H, H is more than 0 degree and less than or equal to 90 degrees, H is a natural number, and the edges of the multiple reflection paper partitions are located in the same plane. In this embodiment, the edge of the reflection paper partition is the diffusion plate support 3 instead of the diffusion plate support 3, that is, in this embodiment, the additional diffusion plate support 3 is not needed, the edge shape of the reflection paper partition itself is the diffusion plate support 3, the structure is simple, the stability is better, the attenuation effect on the halo crosstalk is better, and the edges of the reflection paper partition are connected with each other to replace the support effect of the diffusion plate support; the slope range of the smooth indent of the partition of the reflective paper is between 0 degree and 90 degrees, the minimum is greater than 0 degree, the maximum is equal to 90 degrees, when the slope range is 90 degrees, similar to embodiment 1 of the technical scheme, the slope range of the smooth indent of the partition of the reflective paper is between 20 degrees and 70 degrees, and the weakening effect of the partition of the reflective paper on the halo crosstalk is better.

As shown in fig. 1, the shape of the reflection paper partition is rectangular, and the shape of the polygonal light source through hole is rectangular. In the embodiment, the shapes of the reflecting paper partitions and the polygonal light source through holes are rectangular, the rectangular structure is simple in structure and convenient to arrange, and the weakening effect of the constructed reflecting paper partitions on halo crosstalk is also very good.

By last, the utility model provides a subregion structure in a poor light for weakening display subregion halo, through between the display screen back and display light source, set up and mutually support diffuser plate support and a plurality of subregion in a poor light, the halo crosstalk when the subregion laminating display screen back in a poor light that a plurality of arrays were arranged can weaken display screen and show has solved among the prior art that the bright and dark obvious regional halo of display screen picture is trailing, crosstalk serious problem, and be applicable to multiple display device.

The above-mentioned embodiments are the preferred embodiments of the present invention, and the scope of the present invention is not limited to the above-mentioned embodiments, and the scope of the present invention includes and is not limited to the above-mentioned embodiments, and all equivalent changes made according to the present invention are within the protection scope of the present invention.

Claims

1. A backlight partition structure for weakening halo of display partition is arranged between the back of a display screen and a display light source, and is characterized in that: including diffuser plate support and a plurality of subregion in a poor light, the diffuser plate support is equipped with the polygon support through-hole that a plurality of arrays were arranged, the polygon supports the inner wall of through-hole and is equipped with the even reflecting material of transition and encloses the composition the subregion in a poor light, subregion indent and bottom in a poor light are equipped with the polygon light source through-hole, display light source set up in polygon light source through-hole department, the edge of subregion in a poor light with the laminating is close to at the display screen back, and a plurality of arrays are arranged the subregion in a poor light is laminated the display screen back can weaken the halo when the display screen shows and crosstalk.

2. A backlight partition structure for reducing display partition halo as claimed in claim 1 wherein: the backlight device comprises a polygonal support through hole, a plurality of backlight subareas, a plurality of polygonal light source through holes and a plurality of light source modules, wherein the number of the backlight subareas is multiple, the edges of the backlight subareas and the edges of the polygonal support through holes are integrally formed and overlapped, the shape of the backlight subareas is rectangular, and the shape of the polygonal light source through holes is rectangular.

3. A backlight partition structure for reducing display partition halo as claimed in claim 1 wherein: the backlight partition is a reflection paper partition, the connection mode of the reflection paper partition and the diffusion plate support is integrated plastic molding, the edge of the reflection paper partition coincides with the edge of the polygonal supporting through hole in an integrated molding mode, the reflection paper partition is smooth and concave, and the edge of the reflection paper partition is close to the back of the display screen for attaching.

4. A backlight partitioning structure for reducing display partitioning halo as defined in claim 3, wherein: the shape of the polygonal light source through hole is the same as that of the reflecting paper subarea, and each side is parallel to that of the reflecting paper subarea.

5. The backlight partition structure for reducing display partition halo of claim 4, wherein: the gradient range of the smooth concave of the reflecting paper subareas is H, H is more than 0 degree and less than or equal to 90 degrees, and H is a natural number.

6. The backlight partition structure for reducing display partition halo of claim 5, wherein: the edges of the plurality of the reflecting paper subareas are positioned in the same plane.

7. The backlight partition structure for reducing display partition halo of claim 6, wherein: the shape of the reflecting paper subarea is rectangular, and the shape of the polygonal light source through hole is rectangular.