CN106444154A - Backlight module and liquid crystal display device - Google Patents
Backlight module and liquid crystal display device Download PDFInfo
- Publication number
- CN106444154A CN106444154A CN201611024321.0A CN201611024321A CN106444154A CN 106444154 A CN106444154 A CN 106444154A CN 201611024321 A CN201611024321 A CN 201611024321A CN 106444154 A CN106444154 A CN 106444154A
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- Prior art keywords
- backlight module
- area
- light
- diapire
- circuit board
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- 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
- 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
- G02F1/133612—Electrical details
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Planar Illumination Modules (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Liquid Crystal (AREA)
Abstract
The invention discloses a backlight module comprising a backplane and a light source assembly. The backplane comprises a bottom wall, a side wall around the periphery of the bottom wall, and a plurality of installation arms extending from the side wall. The bottom wall and the side wall form a containing space, and the installation arms are arranged at intervals and extend to the containing space. The light source assembly comprises a circuit board and a plurality of light sources arranged on the circuit board at intervals, the circuit board is installed on the installation arms, and the light sources are correspondingly inserted between the adjacent installation arms one to one. The light source assembly can be fixed through the backlight module. The invention further discloses a liquid crystal display device.
Description
Technical field
The present invention relates to display device technical field, more particularly, to a kind of backlight module and a kind of liquid crystal indicator.
Background technology
Liquid crystal indicator (Liquid Crystal Display, LCD) possesses frivolous, energy-conservation, radiationless etc. many excellent
Point, has therefore gradually replaced traditional cathode-ray tube (Cathode Ray Tube, CRT) display.Liquid crystal display at present
Device is widely used in HD digital TV, desktop computer, personal digital assistant (PDA), notebook computer, mobile electricity
In the electronic equipments such as words, digital camera.
Backlight module is one of liquid crystal indicator vitals.Generally, the light source assembly of backlight module
(i.e. lamp bar) is integrally fixed in frame glue, but the narrow frame design trend with liquid crystal indicator, and designers propose to remove
Glue frame directly substitutes the way of glue frame with chase.Chase thicknesses processes can reach 0.1mm, compared with the thickness of glue frame 0.4～0.5mm
Degree, can greatly reduce liquid crystal indicator border width.But this kind of design, due to no glue frame, leads to light source assembly cannot consolidate
Fixed.
Content of the invention
The technical problem to be solved is to provide a kind of backlight module being capable of fixed light source assembly.
Additionally, also providing a kind of liquid crystal indicator.
To achieve these goals, embodiment of the present invention adopts the following technical scheme that：
On the one hand, a kind of backlight module is provided, including：
Backboard, including diapire, encloses the side wall being located at described diapire periphery and the multiple installations extended from described side wall
Arm, described diapire and described side wall enclose and set formation receiving space, the plurality of installing arm interval setting to described receiving space
Extend；With
Light source assembly, including circuit board and be disposed on multiple light sources on described circuit board, described circuit board is installed
In the plurality of installing arm, the plurality of light source is plugged between adjacent described installing arm correspondingly.
Wherein, described backboard also includes the multiple linking arms extending from described side wall, a pair of the plurality of linking arm 1
It is connected between adjacent described installing arm with answering, on the bearing of trend of described installing arm, the length of described linking arm compares institute
The length stating installing arm is short.
Wherein, described backlight module also includes being contained in the light guide plate of described receiving space, and described light guide plate includes being connected
Incidence surface and exiting surface, described incidence surface adjoins the plurality of light source, and described exiting surface is arranged away from described diapire.
Wherein, described backlight module also includes reflector plate, and described reflector plate is located between described diapire and described light guide plate,
For the light injected from described incidence surface is reflexed to described exiting surface.
Wherein, described exiting surface includes first area and the second area located at described first area periphery, partly described
Circuit board rides upon on described second area.
Wherein, described backlight module also includes being contained in the optical diaphragm group of described receiving space, described optical diaphragm group
Positioned at described exiting surface and cover described first area and partly described second area.
Wherein, described backlight module also includes light shield layer, and described light shield layer covers described second area, is used for preventing light
Project from described second area.
Wherein, the end face away from described diapire of described side wall includes the supporting surface of neighbouring described optical diaphragm group, described
Light shield layer covers described supporting surface, is used for fixing described optical diaphragm group.
Wherein, described circuit board conforms to the surface away from described diapire of the plurality of installing arm by adhered layer.
On the other hand, also provide a kind of liquid crystal indicator, including the backlight module described in as above any one and liquid crystal
Show panel, described display panels are located at the light emission side of described backlight module.
Compared to prior art, the invention has the advantages that：
Backlight module described in the embodiment of the present invention, because it described, circuit board may be mounted in the plurality of installing arm,
Therefore, it is possible to described light source assembly is fixed by backboard.The plurality of installing arm interval setting, the plurality of light source corresponds
Be plugged in so that described light source assembly is more compact with the fit structure of described backboard between adjacent described installing arm, energy
Enough reduce the integral thickness of described backlight module.
Brief description
In order to be illustrated more clearly that technical scheme, below by the accompanying drawing work to use required in embodiment
Simply introduce it should be apparent that, drawings in the following description are only some embodiments of the present invention, general for this area
For logical technical staff, on the premise of not paying creative work, other accompanying drawings can also be obtained as these accompanying drawings.
Fig. 1 is a kind of structural representation of liquid crystal indicator provided in an embodiment of the present invention.
Fig. 2 is a kind of a kind of structural representation of backlight module of liquid crystal indicator provided in an embodiment of the present invention.
Fig. 3 is the structural representation of the backboard of backlight module shown in Fig. 2.
Fig. 4 is a kind of structural representation of another kind of backlight module of liquid crystal indicator provided in an embodiment of the present invention.
Fig. 5 is the structural representation of the backboard of backlight module shown in Fig. 4.
Fig. 6 is the structural representation of the light guide plate of backlight module shown in Fig. 2.
Fig. 7 is the structural representation of another kind liquid crystal indicator provided in an embodiment of the present invention.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation description is it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of not making creative work
Embodiment, broadly falls into the scope of protection of the invention.
Additionally, the explanation of following embodiment is with reference to additional diagram, the spy implementing in order to illustrate the present invention may be used to
Determine embodiment.The direction term being previously mentioned in the present invention, for example, " on ", D score, "front", "rear", "left", "right", " interior ",
" outward ", " side " etc., is only the direction with reference to annexed drawings, and therefore, the direction term of use is to more preferably, more clearly say
Bright and understand the present invention, rather than instruction or infer the device of indication or element must have specific orientation, with specifically side
Position construction and operation, are therefore not considered as limiting the invention.
In describing the invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection ", " on being arranged on ... " should be interpreted broadly, for example, it may be being fixedly connected or removably connecting
Connect, or be integrally connected；Can be to be mechanically connected；Can be to be joined directly together it is also possible to be indirectly connected to by intermediary, can
To be the connection of two element internals.For the ordinary skill in the art, above-mentioned term can be understood with concrete condition
Concrete meaning in the present invention.
Additionally, in describing the invention, unless otherwise stated, " multiple " are meant that two or more.If this
The term of " operation " occurs in specification, it refers not only to independent operation, when cannot clearly distinguish with other operations, as long as
The effect desired by this operation that enables then is also included within this term.In addition, in this specification with "～" the numerical value model that represents
Enclose refer to using "～" before and after the scope that is included as minimum of a value and maximum of numerical value recorded.In the accompanying drawings, structure
Similar or identical unit is indicated by the same numeral.
See also Fig. 1 to Fig. 3, the embodiment of the present invention provides a kind of liquid crystal indicator 100, including LCD
Plate 1 and backlight module 2, described display panels 1 are located at the light emission side of described backlight module 2.Described backlight module 2 is used for
Described display panels 1 provide the light being evenly distributed and sufficient brightness, so that described display panels 1 is normally shown
Show image.
Described backlight module 2 includes backboard 21 and light source assembly 22.Described backboard 21 include diapire 211, enclose be located at described
The side wall 212 of diapire 211 periphery and the multiple installing arms 213 extended from described side wall 212.Described diapire 211 with described
Side wall 212 encloses and sets formation receiving space 210.The plurality of installing arm 213 interval setting simultaneously extends to described receiving space 210.
Described light source assembly 22 includes circuit board 221 and is disposed on the multiple light sources 222 on described circuit board 221.Described circuit
Plate 221 is arranged in the plurality of installing arm 213, and the plurality of light source 222 is plugged in adjacent described installation correspondingly
Between arm 213.
In the present embodiment, because described circuit board 221 may be mounted in the plurality of installing arm 213, therefore described
Backlight module 2 can fix described light source assembly 22 by backboard 21.The plurality of installing arm 213 interval setting, the plurality of
Light source 222 is plugged in correspondingly between adjacent described installing arm 213 so that described light source assembly 22 and described backboard 21
Fit structure more compact, the integral thickness of described backlight module 2 can be reduced.
It should be understood that described side wall 212 can be formed by the side edge bending of described diapire 211.Described side wall 212 can wrap
Include end to end four wall portions of periphery around described diapire 211.Can from described side wall 212 away from described diapire 211 side
While being bent to form the plurality of installing arm 213.In other words, described backboard 21 can obtain pre- scale by one piece of whole plate by cutting
Very little, then by being bent to form described backboard 21.
Further, see also Fig. 4 and Fig. 5, as a kind of alternative embodiment, described backboard 21 also includes from described
Multiple linking arms 214 that side wall 212 extends, the plurality of linking arm 214 is connected to adjacent described installation correspondingly
Between arm 213.On the bearing of trend of described installing arm 213, the length of described linking arm 214 is longer than described installing arm 213
Degree short so that the plurality of light source 222 still can be plugged between adjacent described installing arm 213 correspondingly.
In the present embodiment, because the plurality of linking arm 214 is connected to adjacent described installing arm 213 correspondingly
Between, therefore the plurality of linking arm 214 can strengthen the intensity of the plurality of installing arm 213 so that the plurality of installing arm 213
Support to described light source assembly 22 is more reliable.Meanwhile, the plurality of linking arm 214 can also be used for carrying described circuit board
221, increase the connection area of described circuit board 221 and described backboard 21, improve described light source assembly 22 and be attached to described backboard
21 firmness.
Likewise, the plurality of linking arm 214 can also be curved away from the side of described diapire 211 by described side wall 212
Folding is formed.The plurality of linking arm 214 extends to described receiving space 210.
Further, Fig. 1, Fig. 2 and Fig. 6 are seen also, as a kind of alternative embodiment, described backlight module 2 is also
Including the light guide plate 23 being contained in described receiving space 210, described light guide plate 23 includes connected incidence surface 231 and exiting surface
232, described incidence surface 231 adjoins the plurality of light source 222, and described exiting surface 232 is arranged away from described diapire 211.Now, institute
The light emission side stating backlight module 2 is the side away from described diapire 211 of described exiting surface 232.Described backlight module 2 go out light
Direction is the direction (as shown by the arrows in Figure 6) being deviated from described diapire 211 by described exiting surface 232.
In the present embodiment, described incidence surface 231 adjoins the plurality of light source 222 so that described light source assembly 22 sends
Light as much as possible enter described light guide plate 23, improve the utilization rate to described light source assembly 22 for the described backlight module 2.When
So it is also possible to reduce the risk that the light of described light source assembly 22 region from beyond described exiting surface 232 is projected, it is to avoid impact
Display quality to described liquid crystal indicator 100.
Preferably, described backlight module 2 also includes reflector plate 24, described reflector plate 24 be located at described diapire 211 with described
Between light guide plate 23, for the light injected from described incidence surface 231 is reflexed to described exiting surface 232.Described diapire 211 can
Support described reflector plate 24, described reflector plate 24 carries described light guide plate 23, so that described light guide plate 23 is arranged on described bottom
On wall 211.
Preferably, described reflector plate 24 also extends over the table towards described receiving space 210 of described side wall 212
Face, so that the light that described light source assembly 22 sends all can enter described light guide plate 23, is then penetrated by described exiting surface 232
Go out, improve the energy utilization rate of described light source assembly 22.
Preferably, described exiting surface 232 includes first area 2321 and located at described first area 2321 periphery second
Region 2322, partly described circuit board 221 ride upon on described second area 2322.Described display panels 1 include showing
Area and the non-display area located at described viewing area periphery, when positioned at the light emission side of described backlight module 2, described viewing area is just right
Described first area 2321 is arranged, and described non-display area is just arranged to described second area 2322.
In the present embodiment, during described liquid crystal indicator 100 work, the light that described light source assembly 22 sends enters institute
Project from described first area 2321 after stating light guide plate 23, enter described viewing area, enable described display panels 1 normal
Display.Described second area 2322 is blocked, and the light in described light guide plate 23 will not enter institute by described second area 2322
State non-display area.
It should be understood that partly described circuit board 221 rides upon on described second area 2322, both can be with occlusion part light splitting
Line, can also increase the degree of firmly installing of described circuit board 221.
Preferably, described backlight module 2 also includes being contained in the optical diaphragm group 26 of described receiving space 210, described light
Learn diaphragm group 26 to be located at described exiting surface 232 and cover described first area 2321 and partly described second area 2322.
Preferably, described optical diaphragm group 26 includes the multiple diaphragms being stacked.The plurality of diaphragm includes brightness enhancement film
And/or diffusion barrier.
Preferably, described backlight module 2 also includes light shield layer 25, and described light shield layer 25 covers described second area 2322,
For preventing light from projecting from described second area 2322.Described light shield layer 25 can adopt shading glue, preferably black or grey coloring agent
Bar.
Preferably, the end face away from described diapire 211 of described side wall 212 includes propping up of neighbouring described optical diaphragm group 26
Support face 2120, described light shield layer 25 covers described supporting surface 2120, is used for fixing described optical diaphragm group 26.
In the present embodiment, described optical diaphragm group 26 can be made with respect to described supporting surface by described light shield layer 25
2120 is fixing, namely fixes with respect to described backboard 21 such that it is able to increase the assembling firmness of described optical diaphragm group 26, prevents
Only tilt or come off.
It should be understood that described light shield layer 25 also can cover described circuit board 221, prevent the plurality of light source 222 from sending
Light bypass described light guide plate 23 and described circuit board 221 enters described display panels 1 it is also possible to make described blooming
Piece group 26 is fixing with respect to described circuit board 221, namely fixes with respect to described backboard 21 such that it is able to increase described further
The assembling firmness of optical diaphragm group 26, prevents from tilting or coming off.
Further, see also Fig. 2 and Fig. 6, as a kind of alternative embodiment, described circuit board 221 passes through to paste
Layer 27 conforms to the surface away from described diapire 211 of the plurality of installing arm 213.Preferably, described adhered layer 27 is from double
Face glue.Wherein, described circuit board 221 also can conform to described second area 2322 by adhered layer 27.
Certainly, as shown in figure 4, in a kind of way of example, described circuit board 221 also can be conformed to by adhered layer 27
The plurality of linking arm 214.
Further, see also Fig. 1 and Fig. 2, as a kind of alternative embodiment, described display panels 1 part
Abut the end face away from described diapire 211 of described side wall 212, partly abut the described light shield layer on described supporting surface 2120
25.Now, the multiple flush abutting with described display panels 1 are so that described display panels 1 can be well
Connect described backboard 21, thus realizing the assembling of described display panels 1 and described backlight module 2.Described backlight module 2
Described light source assembly 22, described light guide plate 23, described reflector plate 24 and described optical diaphragm group 26 are all contained in described collecting
Space 210, the non-bulging plane being located in described supporting surface 2120.Described light shield layer 25 can adopt shading glue, simultaneously works as hiding
Light and cementation.
It should be understood that in the vertical direction of the light direction of described backlight module 2, described display panels 1
Size can be equivalently-sized with described backlight module 2, so that the overall volume of described liquid crystal indicator 100 is less, becomes
This is relatively low.
Further, refer to Fig. 7, as a kind of alternative embodiment, described display panels 1 are contained in described collecting
Space 210.Now, the described light source assembly 22 of described backlight module 2, described light guide plate 23, described reflector plate 24 and described
Optical diaphragm group 26 is all contained in described receiving space 210, does not protrude from the plane that described supporting surface 2120 is located.Described liquid
LCD panel 1 connects described light shield layer 25, the described non-display area just to described display panels 1 for the described light shield layer 25.
Now, the portion end surface away from described diapire 211 of described side wall 212 and the distance of described diapire 211 are more than or equal to described liquid
LCD panel 1 and the distance of described diapire 211, namely the part wall body of described side wall 212 is higher than described display panels
1, thus playing a protective role to described display panels 1.
Above the embodiment of the present invention is described in detail, specific case used herein to the principle of the present invention and
Embodiment is set forth, and the explanation of above example is only intended to help and understands the method for the present invention and its core concept；
Simultaneously for one of ordinary skill in the art, according to the thought of the present invention, all can in specific embodiments and applications
In place of having change, in sum, this specification content should not be construed as limitation of the present invention.
Claims (10)
1. a kind of backlight module is it is characterised in that include：
Backboard, including diapire, encloses the side wall being located at described diapire periphery and the multiple installing arms extended from described side wall, institute
State diapire and described side wall encloses and sets formation receiving space, the plurality of installing arm interval setting simultaneously extends to described receiving space；
With
Light source assembly, including circuit board and be disposed on multiple light sources on described circuit board, described circuit board is arranged on institute
State in multiple installing arms, the plurality of light source is plugged between adjacent described installing arm correspondingly.
2. backlight module as claimed in claim 1 it is characterised in that described backboard also include from described side wall extend many
Individual linking arm, the plurality of linking arm is connected between adjacent described installing arm correspondingly, in prolonging of described installing arm
Stretch on direction, the length of described linking arm is shorter than the length of described installing arm.
3. backlight module as claimed in claim 1 or 2 is it is characterised in that described backlight module also includes being contained in described receipts
Hold the light guide plate in space, described light guide plate includes connected incidence surface and exiting surface, and described incidence surface adjoins the plurality of light source,
Described exiting surface is arranged away from described diapire.
4. backlight module as claimed in claim 3 is it is characterised in that described backlight module also includes reflector plate, described reflection
Piece is located between described diapire and described light guide plate, for the light injected from described incidence surface is reflexed to described exiting surface.
5. backlight module as claimed in claim 3 is it is characterised in that described exiting surface includes first area and located at described
The second area of one area peripheral edge, partly described circuit board ride upon on described second area.
6. backlight module as claimed in claim 5 is it is characterised in that described backlight module also includes being contained in described collecting sky
Between optical diaphragm group, described optical diaphragm group is located at described exiting surface and covers described first area and partly described secondth area
Domain.
7. backlight module as claimed in claim 6 is it is characterised in that described backlight module also includes light shield layer, described shading
Layer covers described second area, is used for preventing light from projecting from described second area.
8. backlight module as claimed in claim 7 is it is characterised in that the end face away from described diapire of described side wall includes neighbour
The supporting surface of closely described optical diaphragm group, described light shield layer covers described supporting surface, is used for fixing described optical diaphragm group.
9. backlight module as claimed in claim 3 it is characterised in that described circuit board conformed to by adhered layer the plurality of
The surface away from described diapire of installing arm.
10. a kind of liquid crystal indicator is it is characterised in that include the backlight module as described in any one of claim 1～9 and liquid
LCD panel, described display panels are located at the light emission side of described backlight module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611024321.0A CN106444154A (en) | 2016-11-16 | 2016-11-16 | Backlight module and liquid crystal display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611024321.0A CN106444154A (en) | 2016-11-16 | 2016-11-16 | Backlight module and liquid crystal display device |
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| Publication Number | Publication Date |
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| CN106444154A true CN106444154A (en) | 2017-02-22 |
Family
ID=58220572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611024321.0A Pending CN106444154A (en) | 2016-11-16 | 2016-11-16 | Backlight module and liquid crystal display device |
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| CN107121843A (en) * | 2017-06-30 | 2017-09-01 | 武汉华星光电技术有限公司 | Liquid crystal display, backlight module and its assemble method |
| CN107272262A (en) * | 2017-08-08 | 2017-10-20 | 京东方科技集团股份有限公司 | Backlight module and display device |
| CN108594523A (en) * | 2018-03-28 | 2018-09-28 | 昆山龙腾光电有限公司 | The manufacturing method of backlight module, display device and display device |
| CN108873474A (en) * | 2018-06-29 | 2018-11-23 | 厦门天马微电子有限公司 | Backlight module and display device |
| CN109709638A (en) * | 2019-01-30 | 2019-05-03 | 京东方科技集团股份有限公司 | Light guide plate, backlight module, screen and electronic equipment |
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| WO2019029186A1 (en) * | 2017-08-08 | 2019-02-14 | 京东方科技集团股份有限公司 | Backlight module and display device |
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| CN108873474A (en) * | 2018-06-29 | 2018-11-23 | 厦门天马微电子有限公司 | Backlight module and display device |
| CN108873474B (en) * | 2018-06-29 | 2021-08-13 | 厦门天马微电子有限公司 | Backlight module and display device |
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Application publication date: 20170222 |