CN105425465B - Liquid crystal display and its backlight module - Google Patents
Liquid crystal display and its backlight module Download PDFInfo
- Publication number
- CN105425465B CN105425465B CN201511000638.6A CN201511000638A CN105425465B CN 105425465 B CN105425465 B CN 105425465B CN 201511000638 A CN201511000638 A CN 201511000638A CN 105425465 B CN105425465 B CN 105425465B
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- CN
- China
- Prior art keywords
- connecting portion
- center
- backlight module
- accommodation groove
- diaphragm group
- 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.)
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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
- G02F1/133615—Edge-illuminating devices, i.e. illuminating from the side
-
- 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
- G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
- G02F1/133607—Direct backlight including a specially adapted diffusing, scattering or light controlling members the light controlling member including light directing or refracting elements, e.g. prisms or lenses
Abstract
The invention discloses a kind of backlight modules, including backboard and the light guide plate being set to above the backboard, center and optical diaphragm group, wherein, one end of the center extends on the side wall of the backboard, the other end extends on the light guide plate, accommodation groove is provided on the center, positioning mechanism is connected in the accommodation groove, the positioning mechanism includes first connecting portion and second connecting portion, the first connecting portion is connected to accommodation groove and extends along the direction perpendicular to accommodation groove, the second connecting portion connect with the first connecting portion and extends along the direction for being parallel to accommodation groove；The optical diaphragm group is provided with positioning region, is provided with location hole in the positioning region；The optical diaphragm group is loaded on the center；Wherein, the positioning region is placed in the accommodation groove, and the location hole is arranged in the positioning mechanism, and the second connecting portion is pressed on the positioning region.The invention also discloses the liquid crystal displays comprising backlight module as described above.
Description
Technical field
The present invention relates to technical field of liquid crystal display, more particularly to a kind of liquid crystal display and its backlight module.
Background technique
Liquid crystal display (Liquid Crystal Display, LCD) is the display equipment of planar ultra-thin, it is by certain
The colour or monochrome pixels of quantity form, and are placed in front of light source or reflecting surface.Liquid crystal display power consumption is very low, and has
High image quality, small in size, light-weight feature, therefore favored by everybody, become the mainstream of display.Backlight module is liquid crystal
Show the important component of device, the basic principle is that converting high brightness and face light with good uniformity for point light source or linear light source
Source, so that liquid crystal display panel be enable normally to show image.
As shown in Figure 1, a kind of existing backlight module, mainly include backboard 1 and on backboard 1 reflector plate 2, lead
Tabula rasa 3, center 4, light source 5 and optical diaphragm group 6 (being made of several optical diaphragms), light guide plate 3 are used to turn point light source
It changes area source into and realizes display, optical diaphragm group 6 is for making light uniformly and improving display brightness.Due to optical diaphragm group 6
Stature matter is very soft and fragile, to prevent optical diaphragm group 6 from damaging in assembling, handling process due to dislocation and escape
It is bad, it needs to position optical diaphragm group 6.As the existing structure of Fig. 1 backlight module in, one end of center 4 extends to back
On the side wall of plate 1, the other end is extended on light guide plate 3, and optical diaphragm group 6 is placed on the upper surface of center 4.Wherein, center 4
The raised positioning column 7 in upper surface, optical diaphragm group 6 has the location hole 8 that matches with positioning column 7, location hole 8 blocked
Close the positioning that optical diaphragm group 6 is realized in positioning column 7.This positioning method only may be implemented to optical diaphragm group 6 in plane
Positioning on direction, and the positioning on the thickness direction of optical diaphragm group 6, then need to increase the positioning of other structural features or
Disposable locating adhesive tape is pasted, such as steps and draws adhesive tape (Mylar).The mode for increasing other structural features is not only increased into
This, is also unfavorable for final display module narrow frame and slimming design.And by the way of pasting disposable locating adhesive tape, by
In the not reproducible utilization of disposable locating adhesive tape, new disposable locating adhesive tape is needed replacing when repairing backlight module, this increasing
Add production cost, affects maintenance efficiency；Also, disposable locating adhesive tape is due to its material property, often to optical film
Piece pollutes, to influence the quality of product.
Summary of the invention
In view of the shortcomings of the prior art, the present invention provides a kind of backlight modules, by positioning to optical diaphragm group
The improvement of structural member also helps realization most so that the positioning of optical diaphragm group is stronger, and can reduce production cost
Whole display module narrow frame and slimming design.
To achieve the goals above, present invention employs the following technical solutions：
A kind of backlight module, including backboard and the light guide plate being set to above the backboard, center and optical diaphragm group,
Wherein, one end of the center extends on the side wall of the backboard, and the other end extends on the light guide plate, on the center
It is provided with accommodation groove, positioning mechanism is connected in the accommodation groove, the positioning mechanism includes first connecting portion and the second connection
Portion, the first connecting portion are connected to the accommodation groove and extend along the direction perpendicular to the accommodation groove, and described second connects
Socket part connect with the first connecting portion and extends along the direction for being parallel to the accommodation groove；The optical diaphragm group is provided with fixed
Position portion, the positioning region are extended from the edge of the optical diaphragm group, are provided with location hole in the positioning region；The optics
Diaphragm group is loaded on the center；Wherein, the positioning region is placed in the accommodation groove, and the location hole is arranged in described
Positioning mechanism, the second connecting portion are pressed on the positioning region.
Preferably, a loading end is provided on the center, the optical diaphragm group is placed on the loading end, described
It is set as being open towards optical diaphragm group center side in the side wall of accommodation groove, the accommodation groove and the loading end position
In identical horizontal plane.
Preferably, the first end of the first connecting portion is connect with the accommodation groove, second end and the second connecting portion
Connection；The first end of the second connecting portion is connect with the second end of the first connecting portion, and second end is directed away from the light
The direction for learning diaphragm group center extends.
Preferably, the one side in the first connecting portion towards the optical diaphragm group center is oblique and described
The thickness of the first end of first connecting portion is greater than the thickness of second end.
Preferably, a through-hole is additionally provided in the accommodation groove, the through-hole is located at the lower section of the second connecting portion.
Preferably, the second connecting portion with a thickness of 0.4~1mm, the second connecting portion is along being parallel to the accommodating
The length that the direction of slot extends is 2~4mm.
Further, the backlight module further includes reflector plate and light source, and the reflector plate is set on the backboard, and
And the light guide plate is arranged on the reflector plate；The light source is set on the backboard, is located at the backboard side wall and institute
It states between the end face of light guide plate.
Further, the center and the positioning mechanism are integrally formed structures.
Further, the center extends to one end on the light guide plate, is provided with towards the side of the light guide plate
Two lug bosses being spaced apart from each other, the lug boss are pressed on the light guide plate.
Another aspect of the present invention is to provide a kind of liquid crystal display comprising liquid crystal display panel and backlight as described above
Mould group, the liquid crystal display panel are oppositely arranged with the backlight module, and the backlight module provides display light source to the liquid crystal surface
Plate, so that the liquid crystal display panel shows image.
Compared with the prior art, in the backlight module provided in the embodiment of the present invention, for fixing determining for optical diaphragm group
Position mechanism comprising first connecting portion and second connecting portion, first connecting portion can carry out in the horizontal direction optical diaphragm group
Positioning, second connecting portion can position in the vertical direction optical diaphragm group, and first connecting portion and second connecting portion are one
The structure of body does not need to increase additional structural features, so that the positioning of optical diaphragm group is stronger, and can reduce life
Cost is produced, also helps and realizes final display module narrow frame and slimming design.In addition, positioning mechanism is integrated with center
Molding structure will not pollute optical diaphragm.
Detailed description of the invention
Fig. 1 is a kind of cross-sectional view of the structure of existing backlight module；
Fig. 2 is the cross-sectional view of the structure of backlight module provided in an embodiment of the present invention；
Fig. 3 is structural schematic diagram of the optical diaphragm group in conjunction with center in the embodiment of the present invention；
Fig. 4 is the structural schematic diagram of the center in the embodiment of the present invention；
Fig. 5 is the cross-sectional view of the structure of the center in the embodiment of the present invention；
Fig. 6 is the structural schematic diagram of liquid crystal display provided in an embodiment of the present invention.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, with reference to the accompanying drawing to specific reality of the invention
The mode of applying is described in detail.The example of these preferred embodiments is illustrated in the accompanying drawings.Shown in attached drawing and according to
The embodiments of the present invention of attached drawing description are only exemplary, and the present invention is not limited to these embodiments.
Here, it should also be noted that, in order to avoid having obscured the present invention because of unnecessary details, in the accompanying drawings only
Show with closely related structure and/or processing step according to the solution of the present invention, and be omitted little with relationship of the present invention
Other details.
Refering to Fig. 2 to Fig. 5, the present embodiment provides firstly a kind of backlight module.As shown in Figure 1, the backlight module includes
Backboard 10 and light guide plate 20, center 30 and the optical diaphragm group 40 for being set to 10 top of backboard.The backlight module is also
Including reflector plate 50 and light source 60, the reflector plate 50 is set on the backboard 10, and the light guide plate 20 is arranged in institute
It states on reflector plate 50；The light source 60 is set on the backboard 10, positioned at the side wall 10a and the light guide plate of the backboard 10
Between 20 end face.The light that light source 60 issues forms area source after light guide plate 20, is then passed through optical diaphragm group 40 so that light
Line is more uniform and improves display brightness.Wherein, the optical diaphragm group 40 include successively lamination setting prism diaphragm 40a,
Anti-reflection diaphragm 40b and diffusion barrier sheet 40c.
Wherein, as shown in Figure 2 and Figure 5, one end of the center 30 extends on the side wall 10a of the backboard 10, another
End extends on the light guide plate 20, and accommodation groove 31 is provided on the center 30, is connected with localization machine in the accommodation groove 31
Structure 32, the positioning mechanism 32 include first connecting portion 321 and second connecting portion 322, and the first connecting portion 321 is from the appearance
It sets and extends in slot 31 and along the direction perpendicular to the accommodation groove 31, the second connecting portion 322 and the first connecting portion
321 connections simultaneously extend along the direction for being parallel to the accommodation groove 31.
Wherein, as shown in Figures 2 to 4, the optical diaphragm group 40 is provided with positioning region 41, and the positioning region 41 is from described
The edge of optical diaphragm group 40 extends, and is provided with location hole 411 in the positioning region 41.The optical diaphragm group 40 is loaded
In on the center 30；Wherein, the positioning region 41 is placed in the accommodation groove 31, and the location hole 411 is arranged in described
Positioning mechanism 32, the second connecting portion 322 are pressed on the positioning region 41.Specifically, one is provided on the center 30
Loading end 34 is set as opening 311 towards the 40 center side of optical diaphragm group in the side wall of the accommodation groove 31, described
Accommodation groove 31 and the loading end 34 are located at identical horizontal plane.The optical diaphragm group 40 is placed on the loading end 34,
The positioning region 41 of optical diaphragm group 40 is extend into accommodation groove 31 by opening 311.
In backlight module as above, first connecting portion 321 can position in the horizontal direction optical diaphragm group 40, the
Two interconnecting pieces 322 can position in the vertical direction optical diaphragm group 40, first connecting portion 321 and second connecting portion 322
The structure being integrated does not need to increase additional structural features, so that the positioning of optical diaphragm group 40 is stronger, and can be with
Production cost is reduced, also helps and realizes final display module narrow frame and slimming design.
In the present embodiment, as shown in figure 5, the first end 321a of the first connecting portion 321 and the accommodation groove 31 connect
It connects, second end 321b is connect with the second connecting portion 322；The first end 322a of the second connecting portion 322 and described first
The second end 321b connection of interconnecting piece 321, the direction that second end 322b is directed away from 40 center of optical diaphragm group extend.Into
One step, the one side 321c in the first connecting portion 321 towards 40 center of optical diaphragm group is oblique and described
The thickness of the first end 321a of first connecting portion 321 is greater than the thickness of second end 321b, can make optical diaphragm group 40 in this way
Positioning region 41 more easily wear in positioning mechanism 32, and the thickness of the first end 321a of first connecting portion 321 is larger,
With enough mechanical strengths.
In the present embodiment, more excellent as shown in figure 5, the thickness D of the second connecting portion 322 is designed as 0.4mm or more
The range of choosing is 0.4~1mm, and the second connecting portion 322 compares along the length L that the direction for being parallel to the accommodation groove 31 extends
Preferred range is 2~4mm.
In the present embodiment, the center 30 and the positioning mechanism 32 are integrally formed structures.Further, as schemed
Shown in 4 and Fig. 5, a through-hole 33 is additionally provided in the accommodation groove 31, the through-hole 33 is located under the second connecting portion 322
Side.The shape of the through-hole 33 is approximate with the shape of second connecting portion 322, and the area of the through-hole 33 is slightly larger than second connecting portion
322 areas, as a result, when forming center 30 and positioning mechanism 32, the sliding block of mold can walk in through-hole 33, reduce positioning
The manufacture difficulty of mechanism 32, and material is saved, reduce cost.
The present embodiment additionally provides a kind of liquid crystal display, refering to Fig. 6, the liquid crystal display include liquid crystal display panel 100 with
And backlight module 200 provided in the present embodiment, the liquid crystal display panel 100 is oppositely arranged with the backlight module 200, described
Backlight module 200 provides display light source to the liquid crystal display panel 100, so that the liquid crystal display panel 100 shows image.
Further, in this embodiment as shown in Fig. 2, the center 30 extends to one end on the light guide plate 20,
Towards the setting of the side of the light guide plate 20 there are two the lug boss 35 being spaced apart from each other, the lug boss 35 is pressed on the leaded light
On plate 20.Groove is formed between two lug bosses 35 being spaced apart from each other, facilitates the heat dissipation of backlight module；In addition, in groove
Some vibration-absorptive materials can be filled, when so that backlight module is by some accidental impacts, internal structure member (such as it is guide-lighting
Plate) it is hardly damaged.
In conclusion, for fixing the positioning mechanism of optical diaphragm group, being wrapped in backlight module provided by the present embodiment
First connecting portion and second connecting portion are included, first connecting portion can position in the horizontal direction optical diaphragm group, and second connects
Socket part can position in the vertical direction optical diaphragm group, the structure that first connecting portion and second connecting portion are integrated, no
Need to increase additional structural features, so that the positioning of optical diaphragm group is stronger, and can reduce production cost, also
It is designed conducive to the display module narrow frame and slimming for realizing final.In addition, positioning mechanism is integrally formed structures with center,
Optical diaphragm will not be polluted.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
The above is only the specific embodiment of the application, it is noted that for the ordinary skill people of the art
For member, under the premise of not departing from the application principle, several improvements and modifications can also be made, these improvements and modifications are also answered
It is considered as the protection scope of the application.
Claims (9)
1. a kind of backlight module, including backboard (10) and the light guide plate (20), the center that are set to above the backboard (10)
(30) and optical diaphragm group (40), which is characterized in that
One end of the center (30) extends on the side wall (10a) of the backboard (10), and the other end extends to the light guide plate
(20) it on, is provided with accommodation groove (31) on the center (30), is connected with positioning mechanism (32) in the accommodation groove (31), it is described
Positioning mechanism (32) includes first connecting portion (321) and second connecting portion (322), and the first connecting portion (321) is connected to institute
It states accommodation groove (31) and extends along perpendicular to the direction of the accommodation groove (31), the second connecting portion (322) and described the
One interconnecting piece (321) connection simultaneously extends along the direction for being parallel to the accommodation groove (31)；
The optical diaphragm group (40) is provided with positioning region (41), side of the positioning region (41) from the optical diaphragm group (40)
Edge extends, and is provided with location hole (411) in the positioning region (41)；
The optical diaphragm group (40) is loaded on the center (30)；Wherein, the positioning region (41) is placed in the accommodating
In slot (31), the location hole (411) is arranged in the positioning mechanism (32), and the second connecting portion (322) is pressed on described
On positioning region (41)；
Wherein, it is additionally provided with a through-hole (33) in the accommodation groove (31), the through-hole (33) is located at the second connecting portion
(322) lower section, the area of the through-hole (33) are greater than the area of second connecting portion (322).
2. backlight module according to claim 1, which is characterized in that be provided with a loading end on the center (30)
(34), the optical diaphragm group (40) is placed on the loading end (34), in the side wall of the accommodation groove (31) described in
Optical diaphragm group (40) center side is set as opening (311), and the accommodation groove (31) is located at phase with the loading end (34)
Same horizontal plane.
3. backlight module according to claim 1, which is characterized in that the first end of the first connecting portion (321)
(321a) is connect with the accommodation groove (31), and second end (321b) is connect with the second connecting portion (322)；Second connection
The first end (322a) in portion (322) is connect with the second end (321b) of the first connecting portion (321), second end (322b) direction
Direction far from the optical diaphragm group (40) center extends.
4. backlight module according to claim 3, which is characterized in that towards the light in the first connecting portion (321)
The one side (321c) at diaphragm group (40) center obliquely, and the first end (321a) of the first connecting portion (321)
Thickness is greater than the thickness of second end (321b).
5. backlight module according to claim 1 to 4, which is characterized in that the thickness of the second connecting portion (322)
For 0.4~1mm, the second connecting portion (322) is 2~4mm along the length that the direction for being parallel to the accommodation groove (31) extends.
6. backlight module according to claim 1 to 4, which is characterized in that the backlight module further includes reflector plate
(50) it is set on the backboard (10) with light source (60), the reflector plate (50), and the light guide plate (20) is arranged in institute
It states on reflector plate (50)；The light source (60) is set on the backboard (10), be located at the backboard (10) side wall (10a) and
Between the end face of the light guide plate (20).
7. backlight module according to claim 1 to 4, which is characterized in that the center (30) and the positioning mechanism
(32) it is integrally formed structures.
8. backlight module according to claim 1 to 4, which is characterized in that the center (30) extends to the leaded light
One end on plate (20), it is described convex towards the setting of the side of the light guide plate (20) there are two the lug boss (35) being spaced apart from each other
Portion (35) are played to be pressed on the light guide plate (20).
9. a kind of liquid crystal display, which is characterized in that including any back of liquid crystal display panel (100) and claim 1-8
Optical mode group (200), the liquid crystal display panel (100) are oppositely arranged with the backlight module (200), and the backlight module (200) mentions
The liquid crystal display panel (100) are given for display light source, so that the liquid crystal display panel (100) shows image.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511000638.6A CN105425465B (en) | 2015-12-28 | 2015-12-28 | Liquid crystal display and its backlight module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511000638.6A CN105425465B (en) | 2015-12-28 | 2015-12-28 | Liquid crystal display and its backlight module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105425465A CN105425465A (en) | 2016-03-23 |
| CN105425465B true CN105425465B (en) | 2018-11-23 |
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| CN201511000638.6A Active CN105425465B (en) | 2015-12-28 | 2015-12-28 | Liquid crystal display and its backlight module |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110673374A (en) * | 2019-10-12 | 2020-01-10 | 深圳创维－Rgb电子有限公司 | Touch screen module and touch television |
| TWI769024B (en) * | 2021-07-23 | 2022-06-21 | 瑞儀光電股份有限公司 | Backlight module and display device |
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| CN101435948A (en) * | 2007-11-14 | 2009-05-20 | 奇美电子股份有限公司 | Backlight module and LCD device including the same |
| CN201477333U (en) * | 2009-08-24 | 2010-05-19 | 华映视讯（吴江）有限公司 | Side-edge type backlight film fixing structure of LCD module |
| CN203176927U (en) * | 2013-03-14 | 2013-09-04 | 京东方科技集团股份有限公司 | Backlight module and display device |
| CN103941475A (en) * | 2014-04-30 | 2014-07-23 | 深圳市华星光电技术有限公司 | Liquid crystal display module and liquid crystal display device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150241730A1 (en) * | 2012-10-04 | 2015-08-27 | Sharp Kabushiki Kaisha | Illumination device, display device, and television receiving device |
| CN204872004U (en) * | 2015-07-30 | 2015-12-16 | 泉州华硕实业有限公司 | Sealed anti -theft bottle cap of easy drawing of patterns |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101435948A (en) * | 2007-11-14 | 2009-05-20 | 奇美电子股份有限公司 | Backlight module and LCD device including the same |
| CN201477333U (en) * | 2009-08-24 | 2010-05-19 | 华映视讯（吴江）有限公司 | Side-edge type backlight film fixing structure of LCD module |
| CN203176927U (en) * | 2013-03-14 | 2013-09-04 | 京东方科技集团股份有限公司 | Backlight module and display device |
| CN103941475A (en) * | 2014-04-30 | 2014-07-23 | 深圳市华星光电技术有限公司 | Liquid crystal display module and liquid crystal display device |
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| CN105425465A (en) | 2016-03-23 |
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