CN107238975A - A kind of backlight module and display module - Google Patents
A kind of backlight module and display module Download PDFInfo
- Publication number
- CN107238975A CN107238975A CN201710632587.1A CN201710632587A CN107238975A CN 107238975 A CN107238975 A CN 107238975A CN 201710632587 A CN201710632587 A CN 201710632587A CN 107238975 A CN107238975 A CN 107238975A
- Authority
- CN
- China
- Prior art keywords
- area
- backlight module
- framework
- heat conduction
- shield layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims description 10
- 239000011889 copper foil Substances 0.000 claims description 6
- 239000003292 glue Substances 0.000 claims description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 239000000945 filler Substances 0.000 claims description 4
- 239000005030 aluminium foil Substances 0.000 claims description 3
- 239000004020 conductor Substances 0.000 claims description 3
- 229910002804 graphite Inorganic materials 0.000 claims description 3
- 239000010439 graphite Substances 0.000 claims description 3
- 229910021392 nanocarbon Inorganic materials 0.000 claims description 3
- 239000002105 nanoparticle Substances 0.000 claims description 3
- AHADSRNLHOHMQK-UHFFFAOYSA-N methylidenecopper Chemical compound [Cu].[C] AHADSRNLHOHMQK-UHFFFAOYSA-N 0.000 claims description 2
- 239000006185 dispersion Substances 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 3
- 239000012788 optical film Substances 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 2
- 239000010408 film Substances 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 206010020843 Hyperthermia Diseases 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000036031 hyperthermia Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133608—Direct backlight including particular frames or supporting means
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
- G02B6/0085—Means for removing heat created by the light source from the package
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
- G02B6/0086—Positioning aspects
- G02B6/009—Positioning aspects of the light source in the package
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133509—Filters, e.g. light shielding masks
- G02F1/133512—Light shielding layers, e.g. black matrix
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133628—Illuminating devices with cooling means
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Planar Illumination Modules (AREA)
Abstract
The invention discloses a kind of backlight module and display module.The backlight module includes framework, the light guide plate being arranged in the framework and the lamp bar being arranged on the light guide plate incidence surface, also include a high heat conduction light shield layer, the high heat conduction light shield layer includes the first area being sequentially connected, second area and the 3rd region, make high heat conduction light shield layer formation U-shaped structure after being bent between the first area and second area and between the second area and the 3rd region, the first area is pasted onto on the front of the backlight module, the second area is located at the light guide plate incidence surface and pastes the lamp bar, 3rd region is pasted onto on the back side of the backlight module.The backlight module has good heat dispersion, can reduce its internal temperature, improves service life.
Description
Technical field
The present invention relates to field of backlights, more particularly to a kind of backlight module and display module.
Background technology
Operationally, its lamp bar can generate heat the backlight module of liquid crystal module, and structure relatively closed inside backlight module
Cause heat dissipating state bad, heat cannot timely dissipate for a long time, the blooming pieces such as diffusion sheet on light guide plate can be caused
Because high temperature is deformed upon, for example, slightly heave, and then influence the image quality of display;And lamp bar long-time hot operation, meeting
Reduce the life-span of liquid crystal module.
The content of the invention
In order to solve above-mentioned the deficiencies in the prior art, the present invention provides a kind of backlight module and display module.The backlight mould
Block has good heat dispersion, can reduce its internal temperature, improves service life.
The technical problems to be solved by the invention are achieved by the following technical programs:
A kind of backlight module, including framework, the light guide plate that is arranged in the framework and it is arranged on the light guide plate incidence surface
On lamp bar, an in addition to high heat conduction light shield layer, the high heat conduction light shield layer includes first area, the second area being sequentially connected
With the 3rd region, make this after being bent between the first area and second area and between the second area and the 3rd region
High heat conduction light shield layer formation U-shaped structure, the first area is pasted onto on the front of the backlight module, and the second area is located at
At the light guide plate incidence surface and the lamp bar is pasted, the 3rd region is pasted onto on the back side of the backlight module.
Further, anti-dazzling screen is pasted with the side front of the framework, the anti-dazzling screen fixes the back of the body for stickup
Optical module and display panel, and define the visible area of the backlight module.
Further, the first area is pasted onto the front of the light guide plate in the non-visible area of the lamp bar.
Further, the backlight module and display panel are fixed in the first area for stickup, and define the backlight
The visible area of module.
Further, the first area is pasted onto on the front of the side of the framework.
Further, the shape of the first area is adapted with the side of the framework, and corresponding to the area of visible area
Designed for hollow out in domain.
Further, the framework is set close to the position that the side of the lamp bar corresponds to the second area for hollow out
Meter, so that the second area is directly exposed in the air outside the backlight module.
Further, the high heat conduction light shield layer is that single or double has sticking graphite flake, nano-carbon layer, nano-sized carbon
One kind in copper foil, nanometer copper foil and nanometer aluminium foil.
Further, the high heat conduction light shield layer is to make base material with shading glue, make the new of filler with highly heat-conductive material
Mixing material.
A kind of display module, including above-mentioned backlight module.
The present invention has the advantages that:The backlight module is using the high heat conduction light shield layer of one layer of U-shaped come to the lamp
Bar plays a part of fixed, shading and radiating, and the heat that the lamp bar is produced is directly transferred on the second area, and is passed through
Quickly it is transmitted on whole high heat conduction light shield layer by the second area, heat-transfer rate and area of dissipation is added, with good
Heat dispersion, can reduce its internal temperature, improve service life.
Brief description of the drawings
The schematic diagram for the backlight module that Fig. 1 provides for the present invention;
Fig. 2 is the A-A sectional views of the backlight module shown in Fig. 1;
The schematic diagram for another backlight module that Fig. 3 provides for the present invention;
Fig. 4 is the B-B sectional views of the backlight module shown in Fig. 3;
Fig. 5 is the partial schematic diagram between framework, lamp bar and the high heat conduction shading glue in the backlight module of the present invention.
Embodiment
The present invention will be described in detail with reference to the accompanying drawings and examples.
Embodiment one
As Figure 1-4, a kind of backlight module, including framework 1, the light guide plate 2 that is arranged in the framework 1 and it is arranged on institute
The lamp bar 3 on the incidence surface of light guide plate 2, in addition to a high heat conduction light shield layer are stated, the high heat conduction light shield layer includes what is be sequentially connected
First area 41, the region 43 of second area 42 and the 3rd, between the first area 41 and second area 42 and described second
Make high heat conduction light shield layer formation U-shaped structure after being bent between the region 43 of region 42 and the 3rd, the first area 41 is pasted onto
On the front of the backlight module, the second area 42 is located at the incidence surface of light guide plate 2 and pastes the lamp bar 3, institute
The 3rd region 43 is stated to be pasted onto on the back side of the backlight module.
The backlight module plays fixation, shading and radiating to the lamp bar 3 using the high heat conduction light shield layer of a U-shaped
Effect, the heat that the lamp bar 3 is produced is directly transferred on the second area 42, and is quickly passed via the second area 42
Lead on whole high heat conduction light shield layer, add heat-transfer rate and area of dissipation, with good heat dispersion, it can be reduced
Internal temperature, improves service life.
The first area 41 is at least covered on the gap between the lamp bar 3 and the incidence surface of light guide plate 2, in gap location
Shading is played a part of to the lamp bar 3, light leak is prevented.
In one embodiment, as illustrated in fig. 1 and 2, anti-dazzling screen 5 is pasted with the side front of the framework 1, it is described
Anti-dazzling screen 5 fixes the backlight module and display panel for stickup, and defines the visible area of the backlight module, and its is two-sided to have
Toughness.Now, the first area 41 is pasted onto in the non-visible area of the close lamp bar 3 in the front of the light guide plate 2, and
And, the part anti-dazzling screen 5 positioned at the top of first area 41 can be pasted onto on the first area 41.
In another embodiment, as shown in Figures 3 and 4, the backlight module is fixed in the first area 41 for stickup
And display panel, and the visible area of the backlight module is defined, to substitute existing anti-dazzling screen 5.Now, the first area 41
It is pasted onto on the front of the side of the framework 1, its shape is adapted with the side of the framework 1, and corresponding to the area of visible area
Designed for hollow out in domain.
The shape of the first area 41 is depending on the framework 1, if the backlight module is conventional rectangle, and described the
One region 41 is frame-shaped construction, if the backlight module is circle, and the first area 41 is loop configuration.
Existing anti-dazzling screen 5 is substituted with the first area 41 of the high heat conduction light shield layer, additionally it is possible to utilize the high heat conduction
The heat conductivility of light shield layer, the heat that the lamp bar 3 is produced quickly is transmitted to the distal end of the lamp bar 3, makes heat in the back of the body
It is distributed more uniform on the front of optical module, so not only contributes to improve radiating efficiency, moreover it is possible to prevent the backlight module from going out
Existing localized hyperthermia and cause the down polaroid of optical film 6 inside it and display panel to deform upon.
As shown in figure 5, the framework 1 corresponds to the position of the second area 42 to engrave close to the side of the lamp bar 3
Sky design, so that the second area 42 is directly exposed in the air outside the backlight module, to improve the backlight module
Heat dispersion, the power of pullling after the second area 42 is pasted by the first area 41 and second area 42 is come for the lamp
Bar 3 is provided a supporting role.The lamp bar 3 is side entering type top ray structure, and its wiring board is preferred to use pcb board, and by pcb board
The first area 41 is withstood on top, and the bottom surface of the framework 1 is withstood in bottom, to keep the shape of the second area 42.
The high heat conduction light shield layer is that single or double has sticking graphite flake, nano-carbon layer, nano-sized carbon copper foil, nanometer
One kind in copper foil and nanometer aluminium foil etc., or, the high heat conduction light shield layer is to make base material with shading glue, made with highly heat-conductive material
The mixed material material of filler, such as made base material with black shading glue, made the mixing material of filler making with aluminum metal.
An at least optical film 6, in general, the leaded light are additionally provided with the exiting surface of the light guide plate 2 of the backlight module
Diffusion barrier, lower bright enhancement film and upper bright enhancement film are disposed with the exiting surface of plate 2, but the number amount and type of the optical film 6 should
Depending on demand, it is not limited;Reflector plate 7 is additionally provided with the one side of the light guide plate 2 away from exiting surface.
Embodiment two
A kind of display module, including the backlight module described in embodiment one.
Embodiment described above only expresses embodiments of the present invention, and it describes more specific and detailed, but can not
Therefore the limitation to the scope of the claims of the present invention is interpreted as, as long as the skill obtained using the form of equivalent substitution or equivalent transformation
Art scheme, all should fall within the scope and spirit of the invention.
Claims (10)
1. a kind of backlight module, including framework, the light guide plate that is arranged in the framework and it is arranged on the light guide plate and enters light
Lamp bar on face, it is characterised in that:Also include a high heat conduction light shield layer, the high heat conduction light shield layer includes first be sequentially connected
Region, second area and the 3rd region, between the first area and second area and second area and the 3rd region
Between bend after make the high heat conduction light shield layer formation U-shaped structure, the first area be pasted onto the backlight module front on, institute
State second area to be located at the light guide plate incidence surface and paste the lamp bar, the 3rd region is pasted onto the backlight module
The back side on.
2. backlight module according to claim 1, it is characterised in that:Shading is pasted with the side front of the framework
Piece, the anti-dazzling screen fixes the backlight module and display panel for stickup, and defines the visible area of the backlight module.
3. backlight module according to claim 2, it is characterised in that:The first area is being pasted onto the light guide plate just
Face is in the non-visible area of the lamp bar.
4. backlight module according to claim 1, it is characterised in that:The backlight mould is fixed in the first area for stickup
Block and display panel, and define the visible area of the backlight module.
5. backlight module according to claim 4, it is characterised in that:The first area is pasted onto the side of the framework
On front.
6. backlight module according to claim 5, it is characterised in that:The shape of the first area and the side of the framework
While being adapted, and designed corresponding to the region of visible area for hollow out.
7. backlight module according to claim 1, it is characterised in that:The framework corresponds to close to the side of the lamp bar
The position of the second area is designed for hollow out, so that the second area is directly exposed to the air outside the backlight module
In.
8. according to any described backlight module in claim 1-7, it is characterised in that:The high heat conduction light shield layer be one side or
One kind in the two-sided sticking graphite flake of tool, nano-carbon layer, nano-sized carbon copper foil, nanometer copper foil and nanometer aluminium foil.
9. according to any described backlight module in claim 1-7, it is characterised in that:The high heat conduction light shield layer is with shading
Glue is made base material, is made the mixed material material of filler with highly heat-conductive material.
10. a kind of display module, it is characterised in that:Including any described backlight module in claim 1-9.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710632587.1A CN107238975A (en) | 2017-07-28 | 2017-07-28 | A kind of backlight module and display module |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710632587.1A CN107238975A (en) | 2017-07-28 | 2017-07-28 | A kind of backlight module and display module |
Publications (1)
Publication Number | Publication Date |
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CN107238975A true CN107238975A (en) | 2017-10-10 |
Family
ID=59988929
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201710632587.1A Pending CN107238975A (en) | 2017-07-28 | 2017-07-28 | A kind of backlight module and display module |
Country Status (1)
Country | Link |
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CN (1) | CN107238975A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112764255A (en) * | 2021-01-23 | 2021-05-07 | 东莞市德普特电子有限公司 | Novel side shading glue and attaching method thereof |
US11846796B1 (en) | 2022-06-22 | 2023-12-19 | Chicony Power Technology Co., Ltd. | Backlight module |
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CN101446701A (en) * | 2007-11-26 | 2009-06-03 | 奇美电子股份有限公司 | Liquid crystal display device |
CN102003661A (en) * | 2010-11-03 | 2011-04-06 | 深圳市华星光电技术有限公司 | Edge-type backlight module and liquid crystal display |
CN202306066U (en) * | 2011-07-27 | 2012-07-04 | 青岛海信电器股份有限公司 | Liquid crystal module |
CN102661554A (en) * | 2012-02-10 | 2012-09-12 | 友达光电股份有限公司 | Backlight module and heat dissipation design thereof |
US20130258240A1 (en) * | 2012-03-27 | 2013-10-03 | Yajun Yu | Backlight Module and LCD Device Comprising Backlight Module |
US20130271691A1 (en) * | 2012-04-11 | 2013-10-17 | Yajun Yu | Backlight Module and LCD Device |
CN105473931A (en) * | 2013-08-12 | 2016-04-06 | 堺显示器制品株式会社 | Light source device and display device |
CN205157931U (en) * | 2015-11-13 | 2016-04-13 | Tcl显示科技(惠州)有限公司 | Heat radiation structure and LCD are shaded |
CN206020882U (en) * | 2016-09-23 | 2017-03-15 | 信利半导体有限公司 | A kind of backlight and liquid crystal display module |
CN206115089U (en) * | 2016-08-09 | 2017-04-19 | 信利半导体有限公司 | Backlight and liquid crystal display module |
CN206147229U (en) * | 2016-11-17 | 2017-05-03 | 信利半导体有限公司 | Backlight and liquid crystal display module |
CN207114969U (en) * | 2017-07-28 | 2018-03-16 | 信利半导体有限公司 | A kind of backlight module and display module |
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2017
- 2017-07-28 CN CN201710632587.1A patent/CN107238975A/en active Pending
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CN101446701A (en) * | 2007-11-26 | 2009-06-03 | 奇美电子股份有限公司 | Liquid crystal display device |
CN102003661A (en) * | 2010-11-03 | 2011-04-06 | 深圳市华星光电技术有限公司 | Edge-type backlight module and liquid crystal display |
CN202306066U (en) * | 2011-07-27 | 2012-07-04 | 青岛海信电器股份有限公司 | Liquid crystal module |
CN102661554A (en) * | 2012-02-10 | 2012-09-12 | 友达光电股份有限公司 | Backlight module and heat dissipation design thereof |
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CN105473931A (en) * | 2013-08-12 | 2016-04-06 | 堺显示器制品株式会社 | Light source device and display device |
CN205157931U (en) * | 2015-11-13 | 2016-04-13 | Tcl显示科技(惠州)有限公司 | Heat radiation structure and LCD are shaded |
CN206115089U (en) * | 2016-08-09 | 2017-04-19 | 信利半导体有限公司 | Backlight and liquid crystal display module |
CN206020882U (en) * | 2016-09-23 | 2017-03-15 | 信利半导体有限公司 | A kind of backlight and liquid crystal display module |
CN206147229U (en) * | 2016-11-17 | 2017-05-03 | 信利半导体有限公司 | Backlight and liquid crystal display module |
CN207114969U (en) * | 2017-07-28 | 2018-03-16 | 信利半导体有限公司 | A kind of backlight module and display module |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112764255A (en) * | 2021-01-23 | 2021-05-07 | 东莞市德普特电子有限公司 | Novel side shading glue and attaching method thereof |
US11846796B1 (en) | 2022-06-22 | 2023-12-19 | Chicony Power Technology Co., Ltd. | Backlight module |
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Application publication date: 20171010 |