CN102506344A - Backlight module and display device using same - Google Patents
Backlight module and display device using same Download PDFInfo
- Publication number
- CN102506344A CN102506344A CN2011103224918A CN201110322491A CN102506344A CN 102506344 A CN102506344 A CN 102506344A CN 2011103224918 A CN2011103224918 A CN 2011103224918A CN 201110322491 A CN201110322491 A CN 201110322491A CN 102506344 A CN102506344 A CN 102506344A
- Authority
- CN
- China
- Prior art keywords
- sidewall
- backlight module
- display unit
- backboard
- support member
- 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.)
- Granted
Links
- 239000000382 optic material Substances 0.000 claims description 40
- 239000000463 material Substances 0.000 claims description 11
- 239000000084 colloidal system Substances 0.000 claims description 4
- 239000013013 elastic material Substances 0.000 claims description 4
- 230000003287 optical effect Effects 0.000 abstract 4
- 239000003292 glue Substances 0.000 description 11
- 239000004973 liquid crystal related substance Substances 0.000 description 9
- 229920000297 Rayon Polymers 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000011176 pooling Methods 0.000 description 1
Images
Landscapes
- Liquid Crystal (AREA)
Abstract
The invention discloses a backlight module and a display device using the same. The backlight module comprises an optical component and a plurality of supporting pieces. The supporting pieces are arranged at the edge of the optical component, and each supporting piece is provided with a side wall and a supporting part. The side wall is located beside the edge of the optical component, and the supporting portion extends from the side wall to above the optical component. The side wall has a first portion located below the support portion and a second portion located above the support portion. The invention also provides a display device using the backlight module. The backlight module and the display device have lighter weight and thinner thickness.
Description
Technical field
The present invention relates to a kind of area source, and particularly relate to a kind of backlight module and use the display unit of this backlight module.
Background technology
Fig. 1 is a kind of perspective exploded view of existing liquid crystal indicator, and Fig. 2 is the partial cutaway schematic of the liquid crystal indicator of Fig. 1.See also Fig. 1 and Fig. 2, existing liquid crystal indicator 100 comprises backlight module 110, display panels 120 and preceding frame 130.Backlight module 110 comprises backboard 111, LGP 112, glue frame 113 and multi-disc blooming piece 117.LGP 112 is disposed on the backboard 111, and blooming piece 117 is assigned on LGP 112.Glue frame 113 has groove 114 and supporting part 115.The sidewall 116 of backboard 111 stretches in the groove 114, and display panels 120 is disposed on the supporting part 115.Preceding frame 130 combines with backboard 111, to coat LGP 112, glue frame 113, blooming piece 117 and display panels 120.
In the existing liquid crystal indicator 100, glue frame 113 extends to the outside of backboard 111 from the inboard of backboard 111, causes width D 1 broad of cap 131 of the preceding frame 130 of liquid crystal indicator 100.Yet display unit is now all pursued narrow frame (being that width D 1 needs reduction as far as possible), meets this demand so available liquid crystal display unit 100 can't reach.In addition, glue frame 113 usefulness materials are more, and material cost is higher, and can increase the weight of entire liquid crystal display device 100.Therefore, the structure of available liquid crystal display unit 100 is unfavorable for realizing narrow frame and light-weighted design requirement.
Summary of the invention
The object of the present invention is to provide a kind of backlight module, it has lightweight advantage.
Another purpose of the present invention is to provide a kind of display unit, and it has the advantage of in light weight and narrow frame.
For reaching above-mentioned purpose, the present invention proposes a kind of backlight module.This backlight module comprises optic material and a plurality of support member.These support arrangement are in the optic edges.Each support member has sidewall and support portion, and sidewall is positioned at by the edge of optic material, and the support portion extends to optic material top from sidewall.Sidewall has first that is positioned at the below, support portion and the second portion that is positioned at the top, support portion.
In one embodiment of this invention, the wall thickness of above-mentioned first is greater than the wall thickness of second portion.
In one embodiment of this invention, each above-mentioned support arrangement is in a corner of optic material, and each support member has a turning point, so that first is positioned at by the adjacent dual-side of optic material.
In one embodiment of this invention, the material of above-mentioned support member is an elastic material.
In one embodiment of this invention, above-mentioned backlight module also comprises backboard, and optic material and these support arrangement are on backboard.Backboard has continuous bottom and sidewall, and the sidewall of each support member is bearing on the bottom and the sidewall of backboard.
In one embodiment of this invention, the sidewall of each above-mentioned support member is adhered to the bottom and the sidewall of backboard through colloid.
The present invention also proposes a kind of display unit, and this display unit comprises backlight module and display floater.Backlight module comprises optic material and a plurality of support member.These support arrangement are in the optic edges.Each support member has sidewall and support portion, and sidewall is positioned at the edge of optic material, and the support portion extends to optic material top from sidewall.Sidewall has first that is positioned at the below, support portion and the second portion that is positioned at the top, support portion, and first and support portion are bearing on the optic material.Display panel configurations is on these support portions.
In one embodiment of this invention, display unit also comprises preceding frame, and it combines with backboard, to coat backlight module and display floater.
In one embodiment of this invention, display unit also comprises casing, and casing comprises first housing and second housing.First housing has loading end, and backlight module is disposed on the loading end.Loading end is provided with location structure, with fixing these support portions of backlight module.There is a gap between the edge of location structure and loading end.Second housing combines with first housing, to coat backlight module and display floater.
In one embodiment of this invention, the sidewall of each support member has the bottom surface towards loading end, and the bottom surface is provided with at least one locating hole, and location structure comprises a plurality of reference columns, inserts respectively in these locating holes.
In backlight module of the present invention and display unit, replace the glue frames with a plurality of support members, less with material because of support member can reduce material cost, and the while can alleviate the weight of backlight module and display unit.In addition, because of support member only is positioned at the inboard of backboard, do not extend to the outside of backboard, so can make display unit meet the demand of narrow frame.
For let above-mentioned and other purposes of the present invention, feature and advantage can be more obviously understandable, hereinafter is special lifts preferred embodiment, and cooperates appended accompanying drawing, elaborates as follows.
Description of drawings
Fig. 1 is a kind of perspective exploded view of existing display unit;
Fig. 2 is the partial cutaway schematic of the display unit of Fig. 1;
Fig. 3 is the perspective exploded view of the display unit of one embodiment of the invention;
Fig. 4 is the sectional perspective generalized section of display unit shown in Figure 3;
Fig. 5 is the schematic perspective view of the support member of display unit shown in Figure 3;
Fig. 6 is the schematic perspective view of support member of the display unit of another embodiment of the present invention;
Fig. 7 is the partial cutaway schematic of the display unit of another embodiment of the present invention;
Fig. 8 is the schematic top plan view of the display unit of another embodiment of the present invention.
The main element symbol description
100: the available liquid crystal display unit
110: backlight module
111: backboard
112: LGP
113: the glue frame
114: groove
115: supporting part
116: sidewall
117: blooming piece
120: display panels
130: preceding frame
131: cap
200,300: display unit of the present invention
210,310: backlight module
212,312: the optic material
213,213 ', 313,313 ': support member
213a: turning point
214,314,314 ': sidewall
214a: first
214b: second portion
215: the support portion
216: backboard
216a: bottom
216b: sidewall
217: reflector plate
218: blooming piece
220,320: display floater
230: preceding frame
231: cap
232: sidewall
314a: bottom surface
314b: locating hole
330: casing
332: the first housings
333: the second housings
334: the bottom
334a: loading end
334b, 334b ': location structure
334c: gap
335: sidewall
336: cap
337: sidewall
D1, D2: width
T1, T2: wall thickness
The specific embodiment
Fig. 3 is the perspective exploded view of the display unit of one embodiment of the invention.Fig. 4 is the sectional perspective generalized section of display unit shown in Figure 3.Fig. 5 is the schematic perspective view of the support member of display unit shown in Figure 3.See also Fig. 3 to Fig. 5, the display unit 200 of present embodiment comprises backlight module 210 and display floater 220.Backlight module 210 comprises optic material 212 and a plurality of support member 213.These support members 213 are disposed at the edge of optic material 212.Each support member 213 has sidewall 214 and support portion 215, and sidewall 214 is positioned at by the edge of optic material 212, and support portion 215 extends to optic material 212 tops from sidewall 214.The second portion 214b that sidewall 214 has the 214a of first that is positioned at 215 belows, support portion and is positioned at 215 tops, support portion, and 214a of first and support portion 215 can be bearing on optic material 212.Display floater 220 is disposed on these support portions 215.
In detail, optic material 212 for example is a LGP.The optic material can be provided with reflector plate 217 212 times, and can be provided with multi-disc blooming piece 218 (like prismatic lens, diffusion barrier etc.) on the optic material 212.Backlight module 210 for example also comprises the light source (figure does not show) that is disposed at optic material 212 sides.In addition, backlight module 210 can also comprise backboard 216, and optic material 212 and these support members 213 are disposed on the backboard 216.Backboard 216 has continuous bottom 216a and sidewall 216b, and the sidewall 214 of each support member 213 for example is bearing on the bottom 216a and the sidewall 216b of backboard 216.In one embodiment, the sidewall 214 of each support member 213 can further be adhered to the bottom 216a and the sidewall 216b of backboard 216 through colloid.
In this example, the wall thickness T 1 of the 214a of first of sidewall 214 is greater than the wall thickness T 2 of second portion 214b, to promote the maximum support power of support portion 215.In addition, the quantity of the support member 213 of present embodiment for example is four, but the present invention is not as limit.Each support member 213 for example is the corner that is disposed at optic material 212.Particularly, each support member 213 for example has turning point 213a, so that the 214a of first of sidewall 214 is positioned at by the adjacent dual-side of optic material 212, wherein the 214a of first can be bearing on the adjacent dual-side of optic material 212.Yet the present invention does not limit the corner that support member 213 need be arranged at optic material 212.In another embodiment shown in Figure 6, support member 213 ' can not have the turning point, and this support member 213 ' can be arranged at the other any suitable position of side of optic material 212.In another embodiment, backlight module can have above-mentioned support member 213 and support member 213 ' simultaneously.
Above-mentioned display floater 220 for example is display panels or other non-light-emitting display panels.In addition, frame 230 before display unit 200 can also comprise.Frame 230 has continuous cap 231 and sidewall 232 before this.Preceding frame 230 combines with backboard 216, to coat backlight module 210 and display floater 220.In the present embodiment, the sidewall 232 of preceding frame 230 can be connected in the sidewall 216b of backboard 216 through the mode of buckle, but the present invention does not limit the combination of preceding frame 230 and backboard 216.
In the present embodiment; Adopt a plurality of support members 213 to replace the glue frame 113 (as shown in Figure 1) of existing display unit 100; Be compared to the glue frame 113 of prior art; Because of the used support member 213 of present embodiment is not each side of complete coating optic material 212,, so can reduce the weight and the cost of backlight module 210 and display unit 200 so the material usage of support member 213 can significantly reduce.In addition, because of support member 213 does not extend to the outside of backboard 216, thus the width D 2 of the cap 231 of frame 230 before can reducing, and then make display unit 200 meet the demand of narrow frame.In addition, the material of support member 213 can be selected elastic material for use, like rubber or plastic cement etc.So, when display unit 200 was rocked, support member 213 can provide pooling feature, and is impaired to prevent display floater 220.
Above-mentioned display unit 200 can be applied to electronic product, like TV, computer screen or have the portable electronic product (like mobile phone, satellite navigation machine, notebook computer or panel computer etc.) of Presentation Function.Generally speaking, display unit 200 can be coated by the casing of electronic product.Yet in the present invention, support member also can directly be arranged at this casing.Below conjunction with figs. is specified the embodiment of support arrangement in casing.
Fig. 7 is the partial cutaway schematic of the display unit of another embodiment of the present invention.See also Fig. 7, the display unit 300 of present embodiment is similar with aforesaid display unit 200, and difference is backboard 216 and the preceding frame 230 that display unit 300 does not possess Fig. 4.In addition, display unit 300 also comprises casing 330, and it coats backlight module 310 and display floater 320.When this display unit 300 is applied to electronic product, casing 330 can be directly as the casing of electronic product.
This casing 330 comprises first housing 332 and second housing 333.First housing 332 has loading end 334a, and particularly, first housing 332 for example has continuous bottom 334 and sidewall 335, and bottom 334 has above-mentioned loading end 334a.Backlight module 310 is disposed on the loading end 334a, and loading end 334a is provided with location structure 334b, with fixing these support members 313 of backlight module 310.(being between location structure 334b and the sidewall 335) has certain clearance 334c between the edge of location structure 334b and loading end 334a.This gap 334c can be in order to the correlated parts or the wire rod of holding electronic product.
In the present embodiment, each support member 313 is similar with above-mentioned support member 213, and difference is in the sidewall 314 of support member 313 and has the bottom surface 314a towards loading end 334a, and bottom surface 314a is provided with at least one locating hole 314b (Fig. 7 is an example with).Location structure 334b for example comprises a plurality of reference columns, and it inserts respectively among the locating hole 314b of these support members 313, with fixing these support members 313.
The display unit 300 of present embodiment because of do not possess backboard and before frame, so when being applied to electronic product, can save backboard and before the cost of frame, and reduce overall weight.What need explanation is, above-mentioned location structure 334b is merely usefulness for example, and the present invention does not limit the concrete structure of location structure.And the locating hole 314b of support member 313 is also inessential.For instance, see also Fig. 8, it is the schematic top plan view of the display unit of another embodiment of the present invention, but Fig. 8 omits second housing.In Fig. 8; Location structure 334b ' is for example for being provided with the framework on the loading end 334a; The sidewall 314 ' of support member 313 ' can be fixed in location structure 334b ' through viscose glue, engaging or other modes, and so the sidewall 314 ' of support member 313 ' can not need have the locating hole that is positioned at the bottom surface.That is the structure of support member 313 ' can be identical with the structure of above-mentioned support member 213.
In sum, backlight module of the present invention and display unit have following advantage at least:
1. in backlight module of the present invention and display unit, replace the glue frames with a plurality of support members, less with material because of support member can reduce material cost, and the while can alleviate the weight of backlight module and display unit.
2. in the present invention, because of support member does not extend to the backboard outside, thus the width of the cap of frame before effectively reducing, and then make display unit of the present invention have the advantage of narrow limitization.
3. in one embodiment, support member can be directly fixed on casing, so display unit can not need backboard and preceding frame, so can save the cost of backboard and preceding frame, and reduces the weight of display unit.
Though disclosed the present invention in conjunction with above preferred embodiment; Yet it is not in order to limiting the present invention, anyly is familiar with this operator, is not breaking away from the spirit and scope of the present invention; Can do a little change and retouching, thus protection scope of the present invention should with enclose claim was defined is as the criterion.
Claims (15)
1. backlight module comprises:
The optic material; And
A plurality of support members; Be disposed at this optic edges; Each support member has sidewall and support portion; This sidewall is positioned at by the edge of this optic material, and this support portion extends to this optic material top from this sidewall, the second portion that this sidewall has the first that is positioned at this below, support portion and is positioned at this top, support portion.
2. backlight module as claimed in claim 1, wherein the wall thickness of this first is greater than the wall thickness of this second portion.
3. backlight module as claimed in claim 1, wherein each support arrangement is in a corner of this optic material, and each support member has a turning point, so that this first is bearing on by the adjacent dual-side of this optic material.
4. backlight module as claimed in claim 1, wherein the material of this support member is an elastic material.
5. backlight module as claimed in claim 1 also comprises backboard, and this optic material and those support arrangement are on this backboard, and this backboard has continuous bottom and sidewall, and this sidewall of each support member is bearing on this bottom and this sidewall of this backboard.
6. backlight module as claimed in claim 5, wherein this sidewall of each support member is adhered to this bottom and this sidewall of this backboard through colloid.
7. display unit comprises:
Backlight module comprises:
The optic material; And
A plurality of support members; Be disposed at this optic edges; Each support member has sidewall and support portion, and this sidewall is positioned at the edge of this optic material, and this support portion extends to this optic material top from this sidewall; The second portion that this sidewall has the first that is positioned at this below, support portion and is positioned at this top, support portion, and this first and this support portion are bearing on this optic material; And
Display floater is disposed on those support portions.
8. display unit as claimed in claim 7, wherein the wall thickness of this first is greater than the wall thickness of this second portion.
9. display unit as claimed in claim 7, wherein each support arrangement is in a corner of this optic material, and each support member has a turning point, so that this first is positioned at by the adjacent dual-side of this optic material.
10. display unit as claimed in claim 7, wherein the material of this support member is an elastic material.
11. display unit as claimed in claim 7; Wherein this backlight module also comprises backboard; This optic material and those support arrangement are on this backboard, and this backboard has continuous bottom and sidewall, and this sidewall of each support member is bearing on this bottom and this sidewall of this backboard.
12. display unit as claimed in claim 11, wherein this sidewall of each support member is adhered to this bottom and this sidewall of this backboard through colloid.
13. display unit as claimed in claim 11 also comprises preceding frame, it combines with this backboard, to coat this backlight module and this display floater.
14. display unit as claimed in claim 6 also comprises casing, this casing comprises:
First housing has loading end, and this backlight module is disposed on this loading end, and this loading end is provided with a location structure, and there is a gap those support portions with fixing this backlight module between the edge of this location structure and this loading end; And
Second housing combines with this first housing, to coat this backlight module and this display floater.
15. display unit as claimed in claim 14, wherein this sidewall of each support member has the bottom surface towards this loading end, and this bottom surface is provided with at least one locating hole, and this location structure comprises a plurality of reference columns, inserts respectively in those locating holes.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW100129246A TWI459091B (en) | 2011-08-16 | 2011-08-16 | Backlight module and display device using the same |
| TW100129246 | 2011-08-16 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102506344A true CN102506344A (en) | 2012-06-20 |
| CN102506344B CN102506344B (en) | 2015-11-18 |
Family
ID=46218456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110322491.8A Expired - Fee Related CN102506344B (en) | 2011-08-16 | 2011-10-21 | Backlight module and display device using same |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN102506344B (en) |
| TW (1) | TWI459091B (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102759080A (en) * | 2012-07-19 | 2012-10-31 | 深圳市华星光电技术有限公司 | Backlight module and liquid crystal display device |
| CN102819128A (en) * | 2012-08-20 | 2012-12-12 | 深圳市华星光电技术有限公司 | Positioning structure of liquid crystal display panel and related liquid crystal display equipment thereof |
| WO2013078736A1 (en) * | 2011-12-02 | 2013-06-06 | 深圳市华星光电技术有限公司 | Liquid crystal module and liquid crystal display device having the liquid crystal module |
| US8786801B2 (en) | 2011-12-02 | 2014-07-22 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Liquid crystal module and liquid crystal display device including the same |
| WO2015176308A1 (en) * | 2014-05-21 | 2015-11-26 | 深圳市华星光电技术有限公司 | Liquid crystal display device |
| WO2016155212A1 (en) * | 2015-03-27 | 2016-10-06 | 京东方科技集团股份有限公司 | Backlight module and display device |
| CN111708221A (en) * | 2020-06-22 | 2020-09-25 | 武汉华星光电技术有限公司 | Backlight module and display device |
| CN111986573A (en) * | 2020-08-24 | 2020-11-24 | Oppo（重庆）智能科技有限公司 | Display module and electronic device |
| CN113296303A (en) * | 2021-05-27 | 2021-08-24 | 高创(苏州)电子有限公司 | Glue block for liquid crystal display device, liquid crystal display device and assembling method |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111830623A (en) * | 2019-04-17 | 2020-10-27 | 苏州璨鸿光电有限公司 | Display module |
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| KR20070060813A (en) * | 2005-12-09 | 2007-06-13 | 삼성전자주식회사 | Bottom chassis and liquid crystal display device including the same |
| CN101737735A (en) * | 2010-01-15 | 2010-06-16 | 友达光电股份有限公司 | Backlight module and adhesive frame structure thereof |
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| US20110170034A1 (en) * | 2010-01-08 | 2011-07-14 | Kwang-Jin Jeong | Backlight unit and liquid crystal display having the same |
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| TWM351370U (en) * | 2008-07-02 | 2009-02-21 | Chunghwa Picture Tubes Ltd | Backlight module |
| TWI401504B (en) * | 2008-09-24 | 2013-07-11 | Hannstar Display Corp | Backlight module |
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2011
- 2011-08-16 TW TW100129246A patent/TWI459091B/en not_active IP Right Cessation
- 2011-10-21 CN CN201110322491.8A patent/CN102506344B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| KR20070060813A (en) * | 2005-12-09 | 2007-06-13 | 삼성전자주식회사 | Bottom chassis and liquid crystal display device including the same |
| US20110170034A1 (en) * | 2010-01-08 | 2011-07-14 | Kwang-Jin Jeong | Backlight unit and liquid crystal display having the same |
| CN101737735A (en) * | 2010-01-15 | 2010-06-16 | 友达光电股份有限公司 | Backlight module and adhesive frame structure thereof |
| CN102043268A (en) * | 2010-12-30 | 2011-05-04 | 友达光电股份有限公司 | Border structure |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013078736A1 (en) * | 2011-12-02 | 2013-06-06 | 深圳市华星光电技术有限公司 | Liquid crystal module and liquid crystal display device having the liquid crystal module |
| US8786801B2 (en) | 2011-12-02 | 2014-07-22 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Liquid crystal module and liquid crystal display device including the same |
| CN102759080A (en) * | 2012-07-19 | 2012-10-31 | 深圳市华星光电技术有限公司 | Backlight module and liquid crystal display device |
| CN102819128A (en) * | 2012-08-20 | 2012-12-12 | 深圳市华星光电技术有限公司 | Positioning structure of liquid crystal display panel and related liquid crystal display equipment thereof |
| WO2014029132A1 (en) * | 2012-08-20 | 2014-02-27 | 深圳市华星光电技术有限公司 | Positioning structure of liquid crystal display panel and liquid crystal display device related thereto |
| WO2015176308A1 (en) * | 2014-05-21 | 2015-11-26 | 深圳市华星光电技术有限公司 | Liquid crystal display device |
| WO2016155212A1 (en) * | 2015-03-27 | 2016-10-06 | 京东方科技集团股份有限公司 | Backlight module and display device |
| CN111708221A (en) * | 2020-06-22 | 2020-09-25 | 武汉华星光电技术有限公司 | Backlight module and display device |
| CN111986573A (en) * | 2020-08-24 | 2020-11-24 | Oppo（重庆）智能科技有限公司 | Display module and electronic device |
| CN113296303A (en) * | 2021-05-27 | 2021-08-24 | 高创(苏州)电子有限公司 | Glue block for liquid crystal display device, liquid crystal display device and assembling method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102506344B (en) | 2015-11-18 |
| TWI459091B (en) | 2014-11-01 |
| TW201310125A (en) | 2013-03-01 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
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