CN102937263B - Display device and backlight module thereof - Google Patents
Display device and backlight module thereof Download PDFInfo
- Publication number
- CN102937263B CN102937263B CN201210527765.1A CN201210527765A CN102937263B CN 102937263 B CN102937263 B CN 102937263B CN 201210527765 A CN201210527765 A CN 201210527765A CN 102937263 B CN102937263 B CN 102937263B
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- Prior art keywords
- guide plate
- light guide
- glue
- line
- pad
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- Expired - Fee Related
Links
- 239000002131 composite material Substances 0.000 claims abstract description 23
- 239000012790 adhesive layer Substances 0.000 abstract 3
- 208000034699 Vitreous floaters Diseases 0.000 description 8
- 230000007423 decrease Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 230000002950 deficient Effects 0.000 description 4
- 239000004973 liquid crystal related substance Substances 0.000 description 4
- 238000005282 brightening Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- LLLVZDVNHNWSDS-UHFFFAOYSA-N 4-methylidene-3,5-dioxabicyclo[5.2.2]undeca-1(9),7,10-triene-2,6-dione Chemical compound C1(C2=CC=C(C(=O)OC(=C)O1)C=C2)=O LLLVZDVNHNWSDS-UHFFFAOYSA-N 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Abstract
The invention discloses a display device and a backlight module thereof. The backlight module comprises a light guide plate, a flexible circuit board, a plurality of light sources and a composite patch. The light guide plate is provided with a first surface and a second surface which are adjacent. The flexible circuit board is arranged on the first surface. The light sources are arranged on the flexible circuit board and face the second surface. The composite patch is arranged between the first surface and the flexible circuit board, the composite patch is provided with an adhesive layer and a gasket, the gasket is positioned at one end of the adhesive layer far away from the second surface, and the width of the gasket is smaller than that of the adhesive layer.
Description
Technical field
The present invention relates to a kind of electronic installation, particularly relate to a kind of display unit and the backlight module thereof with backlight module.
Background technology
For the progress rapidly of multimedia society, be mostly indebted to the fast development of semiconductor element or display unit.With regard to display unit, negative electrode display tube (or claim iconoscope, Cathode Ray Tube, CRT) has monopolized monitor market because having excellent display quality and economy always.But CRT has the excessive problem with consuming multiple-energy-source of volume, for high image quality, low consumption electrical power, slim volume production, low voltage drive, volume are little etc. require for, the display of CRT formula obviously cannot reach this requirement.For this bit, liquid crystal display (Liquid Crystal Display, be called for short LCD) will very large advantage be had, and LCD has been widely used in medium and small portable TV, picture telephone, has shot with video-corder projector, notebook computer, desktop displays, panel computer and projection color tv etc.
For liquid crystal display, it includes backlight module.Backlight module comprises light guide plate and light source module, and light source module comprises flexible circuit board and is laid in the light source on flexible circuit board.Flexible circuit board is provided with glue-line, and flexible circuit board is adhered to by glue-line on light guide plate, to enable light source stationary plane to the incidence surface of light guide plate.
But, because glue-line adheres on light guide plate, therefore when the light of light source pass put light guide plate be stained with glue-line surperficial time, the energy of light will be absorbed by glue-line and consume.Thus, the optics decline in benefits of backlight module will be made.To this, avoid the loss of light ray energy by glue-line sectional design, but so glue-line also will be made not easily to lay and be pasted on flexible circuit board, the fraction defective of backlight module in time making is increased.
Summary of the invention
The object of the present invention is to provide a kind of display unit and backlight module thereof, for reducing the fraction defective of backlight module in time making and the optics benefit of lifting backlight module.
For reaching above-mentioned purpose, backlight module disclosed in this invention, comprises light guide plate, flexible circuit board, multiple light source and composite patch.Light guide plate has adjacent first surface and second.Flexible circuit board is arranged at first surface.These light sources are arranged at flexible circuit board, and these surface of light sources are to second.Composite patch is arranged between first surface and flexible circuit board, and composite patch has a glue-line and pad, and pad is positioned at glue-line away from one end of second, and the width of pad is less than the width of glue-line.
Display unit disclosed in this invention, comprises framework, backlight module, blooming piece and display floater.Backlight module is arranged in framework.Backlight module comprises light guide plate, flexible circuit board, multiple light source and composite patch.Light guide plate has adjacent first surface and second.Flexible circuit board is arranged at first surface.These light sources are arranged at flexible circuit board, and these surface of light sources are to second.Composite patch is arranged between first surface and flexible circuit board, and composite patch has a glue-line and pad, and pad is positioned at glue-line away from one end of second, and the width of pad is less than the width of glue-line.Blooming piece is stacked and placed on this light guide plate.Display floater is stacked and placed on blooming piece.
According to the display unit disclosed in the invention described above and backlight module thereof, be less than the width of glue-line by the width of pad, and pad is between the body and the first surface of light guide plate of glue-line, makes glue-line only adhere to light guide plate in local (extension).So, the energy that can reduce light is absorbed by glue-line and consumes the problem of decline.
Feature for the present invention, implementation and effect, hereby coordinate accompanying drawing to be described in detail as follows as most preferred embodiment.
Accompanying drawing explanation
Fig. 1 is the structure sectional view of display unit according to an embodiment of the invention;
Fig. 2 A is the structure sectional view of the backlight module according to Fig. 1;
Fig. 2 B is the partial structurtes exploded view according to Fig. 2 A;
Fig. 2 C is the partial structurtes front view according to Fig. 2 A;
Fig. 3 is the front view of glue-line according to another embodiment of the present invention;
Fig. 4 is the structure sectional view of display unit according to another embodiment of the present invention.
Main element symbol description
10 display unit
10a display unit
11 frameworks
11a framework
12 blooming pieces
12a blooming piece
13 display floaters
13a display floater
20 backlight modules
20a backlight module
21 circuit boards
21a circuit board
22 light sources
221 light-emitting areas
23 composite patch
23a composite patch
231 glue-lines
231a glue-line
2311 bodies
2312 extensions
2313 sides
232 pads
232a pad
24 light guide plates
24a light guide plate
241 first surfaces
241a first surface
242 second
242a second
243 the 3rd
243a the 3rd
25 reflector plates
Detailed description of the invention
Please refer to Fig. 1 and Fig. 2 C, Fig. 1 is the structure sectional view of the display unit according to the embodiment of the present invention, and Fig. 2 A is the structure sectional view of the backlight module according to Fig. 1, and Fig. 2 B is the partial structurtes exploded view according to Fig. 2 A, and Fig. 2 C is the partial structurtes front view according to Fig. 2 A.
The display unit 10 of the present embodiment can apply to panel computer or liquid crystal screen, but not as limit.Display unit 10 comprises framework 11, backlight module 20, blooming piece 12 and display floater 13.
Backlight module 20 is arranged in framework 11.Backlight module 20 comprises light guide plate 24, circuit board 21, multiple light source 22 and composite patch 23.
Light guide plate 24 has first surface 241, second face 242 and the 3rd face 243.First surface 241 is positioned at the relative both sides of light guide plate 24 with the 3rd face 243.Second face 242 is between first surface 241 and the 3rd face 243, and the second face 242 is adjacent to first surface 241 and the 3rd face 243.Further, the 3rd face 243 of the light guide plate 24 of the present embodiment is towards framework 11, and the second face 242 is towards light source 22.Furthermore, the second face 242 is as the incidence surface of light guide plate 24, and first surface 241 is as the exiting surface of light guide plate 24.
Circuit board 21 can be a flexible circuit board (Flexible Print Circuit, FPC), and circuit board 21 is arranged at the periphery of the first surface 241 of light guide plate 24.These light sources 22 are arranged on flexible circuit board 21, and the light-emitting area 221 of these light sources 22 is towards the second face 242 of light guide plate 24.These light sources 22 can be but be not limited to light emitting diode (light emitting diode, LED).
Composite patch 23 is located between the first surface 241 of light guide plate 24 and flexible circuit board 21.Composite patch 23 has glue-line 231 and pad 232, as shown in Figure 2 B.Pad 232 is positioned at glue-line 231 one end away from the second face 242, and the width W 2 of pad 232 is less than the width W 1 of glue-line 231.Wherein, the material of pad 232 can be but be not limited to ethylene terephthalate (Polyethyleneterephthalate, PET).
In more detail, glue-line 231 comprises body 2311 and the multiple extensions 2312 outstanding from body 2311 side.And the width W 1 of above-mentioned glue-line 231 is from the distance of body 2311 to extension 2312 away from the side of body 2311.The width W 3 of the body 2311 of glue-line 231 equals in fact the width W 2 of pad 232, and the external form of the body 2311 of glue-line 231 is matched with the external form of pad 232.It is noted that in the present embodiment, equal the width W 2 of pad 232 for the width W 3 of body 2311, but not as limit.For example in other embodiments, the width W 3 of body 2311 also can be greater than the width W 2 of pad 232.In the present embodiment, the external form of the body 2311 of glue-line 231 and the external form of pad 232 are roughly long and narrow rectangle, but not as limit.Pad 232 is superimposed on the body 2311 of glue-line 231, these extensions 2312 are given prominence to by the side of body 2311 relative to pad 232, and the distance in these extension 2312 to the second faces 242 is less than the distance in pad 232 to the second face 242.
The relative two sides of the body 2311 of glue-line 231 adheres to pad 232 and flexible circuit board 21 respectively, that is the body 2311 of glue-line 231 adheres between pad 232 and flexible circuit board 21.In addition, pad 232, between the body 2311 and the first surface 241 of light guide plate 24 of glue-line 231, makes the body 2311 of glue-line 231 not contact with the first surface 241 of light guide plate 24.So, the energy of light light source 22 can being avoided to send absorb by the body 2311 of glue-line 231 and weaken.Further, because pad 232 is not adhere to body 2311, the medium can between pad 232 and body 2311 with air is existed.Thus, pad 232 also can not have influence on the total reflection effect of light in body 2311, the energy of the light that light source 22 is sent also can not absorb by pad 232 and weaken.
In addition, each extension 2312 (as shown in Figure 2 C) between two adjacent light sources 22, and these extensions 2312 adhere between the first surface 241 of flexible circuit board 21 and light guide plate 24.In other words, bind mutually by means of only the extension 2312 of glue-line 231 between light guide plate 24 with flexible circuit board 21.Further, because extension 2312 is between two adjacent light sources 22, the energy of the light that light source 22 can be avoided to send absorb by the extension 2312 of glue-line 231.
In addition, in the present embodiment, backlight module 20 separately can comprise reflector plate 25, and reflector plate 25 is arranged at the 3rd face 243 of light guide plate 24, and reflector plate 25 is between framework 11 and light guide plate 24.Further, reflector plate 25 and flexible circuit board 21 are arranged at the relative both sides of light guide plate 24 respectively.Reflector plate 25 is penetrated by the first surface 241 of light guide plate 24 equably in order to enable the light be emitted in light guide plate 24 by light source 22.
Blooming piece 12 can be for example diffusion sheet, brightening piece or by diffusion sheet, brightening piece let alone more than two the stacking combined membrane formed.Blooming piece 12 is stacked and placed on the first surface 241 of light guide plate 24, the light that blooming piece 12 produces in order to enhancing or homogenising backlight module 20, to promote overall optics benefit.
Display floater 13 is stacked and placed on blooming piece 12, makes blooming piece 12 be located between display floater 13 and light guide plate 24.
According to above-mentioned, width due to pad 232 is less than the width of glue-line 231, and pad 232 is between the body 2311 and the first surface 241 of light guide plate 24 of glue-line 231, make glue-line 231 only local adhesion in light guide plate 24 (adhering to light guide plate 24 by means of only extension 2312).Further, each extension 2312 is between two adjacent light sources 22.So, the energy that can reduce light is absorbed by glue-line 231 and consumes the problem of decline.If compared with the backlight module that this case embodiment and existing glue-line are all adhered to light guide plate by reality, the overall brightness of the backlight module 20 of this case can promote more than 13% compared to the overall brightness of existing backlight module.
In addition, because the extension 2312 of these glue-lines 231 is connected by the body 2311 of glue-line 231, make the glue-line 231 of the present embodiment be integrated design, make glue-line 231 lay and be pasted on flexible circuit board 21 to facilitate, to reduce the fraction defective of backlight module 20 in time assembling.
Continue referring to Fig. 2 B and Fig. 2 C.Further, in the present embodiment, the profile of the extension 2312 of glue-line 231 can be roughly trapezoidal, and the one end away from body 2311 has larger width.Each extension 2312 has relative dual-side 2313, and this dual-side 2313 angle degree θ, the scope of angle θ can be 0 degree to 120 degree.Further, the distance of this dual-side 2313 reduces gradually towards the direction close to body 2311 or pad 232.It is worth mentioning that, the angle θ folded by dual-side 2313 of each extension 2312 corresponds to the rising angle scope of light source 22, if for example the rising angle scope of light source 22 is 60 degree, then the angle θ folded by dual-side 2313 of extension 2312 need be more than or equal to 60 degree.Thus, can guarantee that the extension 2312 of glue-line 231 can avoid the irradiation area of light source 22, consume the problem of decline to avoid light ray energy to be absorbed by the extension 2312 of glue-line 231.
It is noted that the external form of the extension 2312 of above-mentioned glue-line 231 is not used to limit the present invention.For example, in the middle of other embodiments, the external form of the extension 2312 ' of glue-line 231 ' also can be roughly rectangle (as shown in Figure 3), as long as guarantee that extension 2312 ' can avoid the irradiation area of light source 22.
Continue referring to Fig. 1 and Fig. 2 A, in the present embodiment, contiguous second face 242 of light guide plate 24 one end thickness D1 more can be greater than the thickness D2 of light guide plate 24 away from the one end in the second face 242.Thus, by the design of light guide plate 24 variable thickness, the thickness that side that composite patch 23 has pad 232 increases can be offset, be arranged at flatness on light guide plate 24 to maintain flexible circuit board 21.
It is noted that the design of the variable thickness of above-mentioned light guide plate 24 is not used to limit the present invention.Because the thickness of pad 232 is minimum, therefore in the middle of other embodiments, light guide plate 24 also can be have uniform thickness of slab, and the offset that pad 232 thickness produces can't to bringing substantial negative effect in conjunction with effect between flexible circuit board 21 and light guide plate 24.
Please refer to Fig. 4, Fig. 4 is the structure sectional view of display unit according to another embodiment of the present invention.Because the present embodiment is similar to Fig. 1 embodiment, therefore just no longer describe in detail for identical structure.
The display unit 10a of the present embodiment comprises framework 11, backlight module 20a, blooming piece 12 and display floater 13.Backlight module 20a is arranged in framework 11.Backlight module 20a comprises light guide plate 24a, flexible circuit board 21a, multiple light source 22 and composite patch 23a.Light guide plate 24a has first surface 241a, second 242a and the 3rd 243a.First surface 241a is positioned at the relative both sides of light guide plate 24a with the 3rd 243a, and second 242a is adjacent to first surface 241a and the 3rd 243a.Further, the first surface 241a of the light guide plate 24a of the present embodiment is towards framework 11a, and second 242a is towards light source 22.Furthermore, second 242a is as the incidence surface of light guide plate 24a, and the 3rd 243a is as the exiting surface of light guide plate 24a.
Flexible circuit board 21a is arranged at the first surface 241a of light guide plate 24a, and flexible circuit board 21a is between light guide plate 24a and framework 11.These light sources 22 are arranged on flexible circuit board 21a, and the light-emitting area 221 of these light sources 22 is towards second 242a.
Composite patch 23a is located between the first surface 241a of light guide plate 24a and flexible circuit board 21a.Composite patch 23a has a glue-line 231a and pad 232a.Reflector plate 25a is arranged at the first surface 241a of light guide plate 24a, and reflector plate 25a is between framework 11 and light guide plate 24a.Further, reflector plate 25a and flexible circuit board 21a are arranged at phase the same side of light guide plate 24a respectively.
Furthermore, the difference of the present embodiment and Fig. 1 embodiment is flexible circuit board 21a, composite patch 23a, relative position between light guide plate 24a and reflector plate 25a, and above-mentioned difference characteristic does not affect effect of this case.
According to display unit and the backlight module thereof of above-described embodiment, be the width being less than glue-line by the width of pad, and pad is between the body and the first surface of light guide plate of glue-line, makes glue-line only adhere to light guide plate in local (extension).So, the energy that can reduce light is absorbed by glue-line and consumes the problem of decline.
In addition, because the extension of glue-line is connected by the body of glue-line, glue-line is made to be integrated design, to facilitate glue-line lay and be pasted on flexible circuit board, to reduce the fraction defective of backlight module in time assembling.
Although disclose the present invention in conjunction with aforesaid preferred embodiment; but itself and be not used to limit the present invention; anyly be familiar with this operator; without departing from the spirit and scope of the present invention; can do a little change and retouching, what therefore scope of patent protection of the present invention must define depending on the claim appended by this description is as the criterion.
Claims (12)
1. a backlight module, comprises:
Light guide plate, has adjacent first surface and second;
Circuit board, is arranged at this first surface;
Multiple light source, is arranged at this circuit board, and the light-emitting area of those light sources is towards this second; And
Composite patch, be arranged between this first surface and this circuit board, this composite patch has a glue-line and a pad, this pad is positioned at this glue-line away from this one end of second, and the width of this pad is less than the width of this glue-line, this glue-line has the multiple extensions outstanding relative to the side of this pad, and each this extension is between adjacent two these light sources, and those extensions adhere between this circuit board and this light guide plate.
2. backlight module as claimed in claim 1, wherein this glue-line also comprises body, and those extensions are outstanding from this body side, and this pad is between this body and this light guide plate, and this body adheres between this circuit board and this pad.
3. backlight module as claimed in claim 1, wherein the relative dual-side of this extension of this glue-line presss from both sides an angle, and the scope of this angle is 0 degree to 120 degree.
4. backlight module as claimed in claim 1, wherein the thickness of this light guide plate this one end of second contiguous is greater than the thickness of this light guide plate away from this one end of second.
5. backlight module as claimed in claim 1, separately comprise reflector plate, and wherein this light guide plate has the 3rd relative to this first surface, this reflector plate is arranged at the 3rd.
6. backlight module as claimed in claim 1, separately comprises a reflector plate, is arranged on this first surface.
7. a display unit, comprises:
Framework;
Backlight module, is arranged in this framework, comprises:
Light guide plate, has adjacent first surface and second;
Circuit board, is arranged at this first surface;
Multiple light source, is arranged at this circuit board, and those surface of light sources are to this second; And
Composite patch, be arranged between this first surface and this circuit board, this composite patch has a glue-line and a pad, this pad is positioned at this glue-line away from this one end of second, and the width of this pad is less than the width of this glue-line, this glue-line has the multiple extensions outstanding relative to the side of this pad, and each this extension is between adjacent two these light sources, and those extensions adhere between this circuit board and this light guide plate;
Blooming piece, is stacked and placed on this light guide plate; And
Display floater, is stacked and placed on this blooming piece.
8. display unit as claimed in claim 7, wherein this glue-line also comprises body, and those extensions are outstanding from this body side, and this pad is between this body and this light guide plate, and this body adheres between this circuit board and this pad.
9. display unit as claimed in claim 7, wherein the relative dual-side of this extension of this glue-line presss from both sides an angle, and the scope of this angle is 0 degree to 120 degree.
10. display unit as claimed in claim 7, wherein this light guide plate contiguous this second one end thickness be greater than the thickness of this light guide plate away from this one end of second.
11. display unit as claimed in claim 7, wherein this backlight module separately comprises reflector plate, and this light guide plate has one the 3rd relative to this first surface, and this reflector plate is arranged at the 3rd, and this reflector plate is between this framework and this light guide plate.
12. display unit as claimed in claim 7, wherein this backlight module separately comprises reflector plate, is arranged at this first surface, and this reflector plate is between this framework and this light guide plate.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW101131212A TWI465810B (en) | 2012-08-28 | 2012-08-28 | Display device and back light module thereof |
| TW101131212 | 2012-08-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102937263A CN102937263A (en) | 2013-02-20 |
| CN102937263B true CN102937263B (en) | 2015-07-08 |
Family
ID=47696176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210527765.1A Expired - Fee Related CN102937263B (en) | 2012-08-28 | 2012-12-10 | Display device and backlight module thereof |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN102937263B (en) |
| TW (1) | TWI465810B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105301843B (en) * | 2015-11-27 | 2018-03-13 | 武汉华星光电技术有限公司 | A kind of backlight module and display module |
| CN107422553B (en) * | 2017-09-05 | 2020-12-25 | Tcl华星光电技术有限公司 | Array substrate and display panel |
| CN111856811A (en) * | 2019-04-30 | 2020-10-30 | 名硕电脑(苏州)有限公司 | Backlight module, assembling method thereof and display device |
| CN110045546A (en) * | 2019-05-29 | 2019-07-23 | 重庆翰博光电有限公司 | A kind of back light module unit structure for automated production |
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| CN1448766A (en) * | 2002-04-04 | 2003-10-15 | 精工爱普生株式会社 | Heat radiating component, lighting apparatus, photoelectric apparatus and electronic apparatus |
| JP2005321586A (en) * | 2004-05-10 | 2005-11-17 | Sony Corp | Surface light source unit and liquid crystal display device |
| KR20080006380A (en) * | 2006-07-12 | 2008-01-16 | 삼성전자주식회사 | Back light assembly and display apparatus having the same |
| CN201029017Y (en) * | 2007-03-09 | 2008-02-27 | 群康科技(深圳)有限公司 | LCD device |
| CN101354497A (en) * | 2007-06-28 | 2009-01-28 | 乐金显示有限公司 | Backlight unit and liquid crystal display device having the same |
| CN101655636A (en) * | 2008-08-21 | 2010-02-24 | 奇美电子股份有限公司 | Side-view backlight module, liquid crystal display device and method for assembling side-view backlight module and liquid crystal display device |
| CN102506343A (en) * | 2011-10-12 | 2012-06-20 | 友达光电股份有限公司 | Backlight mould and manufacturing method thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101127581B1 (en) * | 2009-12-18 | 2012-03-26 | 삼성모바일디스플레이주식회사 | Back light unit and display module applying back light unit |
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2012
- 2012-08-28 TW TW101131212A patent/TWI465810B/en not_active IP Right Cessation
- 2012-12-10 CN CN201210527765.1A patent/CN102937263B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1448766A (en) * | 2002-04-04 | 2003-10-15 | 精工爱普生株式会社 | Heat radiating component, lighting apparatus, photoelectric apparatus and electronic apparatus |
| JP2005321586A (en) * | 2004-05-10 | 2005-11-17 | Sony Corp | Surface light source unit and liquid crystal display device |
| KR20080006380A (en) * | 2006-07-12 | 2008-01-16 | 삼성전자주식회사 | Back light assembly and display apparatus having the same |
| CN201029017Y (en) * | 2007-03-09 | 2008-02-27 | 群康科技(深圳)有限公司 | LCD device |
| CN101354497A (en) * | 2007-06-28 | 2009-01-28 | 乐金显示有限公司 | Backlight unit and liquid crystal display device having the same |
| CN101655636A (en) * | 2008-08-21 | 2010-02-24 | 奇美电子股份有限公司 | Side-view backlight module, liquid crystal display device and method for assembling side-view backlight module and liquid crystal display device |
| CN102506343A (en) * | 2011-10-12 | 2012-06-20 | 友达光电股份有限公司 | Backlight mould and manufacturing method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| TW201409128A (en) | 2014-03-01 |
| CN102937263A (en) | 2013-02-20 |
| TWI465810B (en) | 2014-12-21 |
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Granted publication date: 20150708 Termination date: 20201210 |