CN102840517B - Backlight module and liquid crystal display - Google Patents
Backlight module and liquid crystal display Download PDFInfo
- Publication number
- CN102840517B CN102840517B CN201210327064.3A CN201210327064A CN102840517B CN 102840517 B CN102840517 B CN 102840517B CN 201210327064 A CN201210327064 A CN 201210327064A CN 102840517 B CN102840517 B CN 102840517B
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- optical sheet
- support member
- backlight module
- barrier structure
- exiting surface
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 43
- 230000003287 optical effect Effects 0.000 claims abstract description 138
- 230000004888 barrier function Effects 0.000 claims description 51
- 239000000463 material Substances 0.000 claims description 9
- 238000009792 diffusion process Methods 0.000 claims description 4
- 238000009826 distribution Methods 0.000 claims description 4
- 230000000903 blocking effect Effects 0.000 abstract 4
- 230000002093 peripheral effect Effects 0.000 abstract 2
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004513 sizing Methods 0.000 description 2
- 230000003139 buffering effect 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
- 230000007547 defect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
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- Liquid Crystal (AREA)
- Planar Illumination Modules (AREA)
Abstract
The invention provides a backlight module and a liquid crystal display. The backlight module comprises an optical plate, a light source and a supporting piece. The optical plate is provided with a light-out surface, a light-in surface and a blocking structure, wherein the light-out surface comprises a visible area and a peripheral area. The light source is arranged beside the light incident surface of the optical plate. The supporting member is disposed in the peripheral region of the optical plate and is used for supporting the display panel above the light exit surface of the optical plate, wherein the blocking structure contacts the supporting member and blocks the supporting member from moving toward the visible region. The backlight module of the invention utilizes the blocking structure of the optical plate to solve the problem that the supporting piece in the backlight module moves to the visible area. The blocking structure of the supporting member and the optical plate can have various matched structural forms, and is simultaneously suitable for the side light type or direct type backlight module, so that the optical plate has good design elasticity. In addition, the mutually assembled supporting piece and the optical plate also have the advantage of saving cost.
Description
Technical field
The present invention relates to a kind of Backlight module and liquid crystal display, particularly relate to and a kind ofly there is the backlight module of barrier structure and apply the liquid crystal display of this backlight module.
Background technology
In display floater, have that high image quality, space efficiency utilization are good, the liquid crystal display (LiquidCrystalDisplay) of low consumpting power, the advantageous characteristic such as radiationless becomes the main flow in market gradually.Liquid crystal display formed primarily of a backlight module and display floater.The light source that backlight module can provide liquid crystal display required when showing, it formed primarily of light source, optical sheet and mechanism member.According to the light inlet mode of light source, backlight module can be divided into side light type back light module or direct type backlight module again.
No matter be side light type back light module or direct type backlight module, all have a support member, this support arrangement is between display floater and the optical sheet of backlight module.Support member is the support cushion of quality of rubber materials, and under the prerequisite of visible area avoiding optical sheet, is attached to around optical sheet to attach mode.But when liquid crystal display is subject to External Force Acting, support member can produce displacement.When meeting shaded portions visible area in the scope that support member enters visible area, user is caused to use the inconvenience of liquid crystal display.
Summary of the invention
In order to overcome the defect of prior art, the invention provides a kind of backlight module, utilizing barrier structure to solve the problem of support member toward visible area movement.
The invention provides a kind of liquid crystal display, the backlight module of application of aforementioned is to solve the problem of support member toward visible area movement.
The present invention proposes a kind of backlight module, comprises an optical sheet, a light source and a support member.Optical sheet has an exiting surface, an incidence surface and a barrier structure, and wherein exiting surface comprises a visible area and an external zones.Said light source is configured at by the incidence surface of optical sheet.Support arrangement in the external zones of optical sheet, in order to support a display floater above the exiting surface of optical sheet, wherein barrier structure contact support member and barrier support part moves toward visible area.
The present invention proposes a kind of liquid crystal display, comprises a display floater and aforesaid backlight module.Utilize the external zones of the optical sheet of aforesaid support arrangement in backlight module, to support display floater above the exiting surface of optical sheet.Wherein, barrier structure contact support member and barrier support part moves toward visible area.
In one embodiment of this invention, the optical sheet of above-mentioned backlight module has an optical microstructures, is at least distributed in the visible area of exiting surface, and the distribution of optical microstructures adjoins support member, and optical microstructures adjoins the part of support member as barrier structure.
In one embodiment of this invention, above-mentioned optical microstructures is light diffusion micro-structural.
In one embodiment of this invention, the external zones of the optical sheet of above-mentioned backlight module has a thinning part, and support arrangement is on thinning part, and the intersection of other parts of thinning part and optical sheet is a breasting face, and breasting face is as barrier structure.
In one embodiment of this invention, the vertical exiting surface in breasting face of above-mentioned backlight module.
In one embodiment of this invention, the breasting face of above-mentioned backlight module and the angle of thinning part are greater than 90 degree.
In one embodiment of this invention, the support member of above-mentioned backlight module has one first fitting portion, and the external zones of optical sheet has one second fitting portion.First fitting portion is fitted together to the second fitting portion, and the second fitting portion is as barrier structure.
In one embodiment of this invention, the barrier structure of above-mentioned backlight module is a groove.
In one embodiment of this invention, the support member of above-mentioned backlight module has a clamping part, and the external zones of clamping optical sheet, the part that optical sheet is clamped by clamping part is as barrier structure.
In one embodiment of this invention, the thickness of the part that the optical sheet of above-mentioned backlight module is clamped by clamping part is less than the thickness of other parts of optical sheet, and the intersection tool two breasting face of the part that clamped by clamping part of optical sheet and other parts of optical sheet.
In one embodiment of this invention, the bottom surface of the clamping part of above-mentioned backlight module and the bottom surface copline of optical sheet.
In one embodiment of this invention, the material of the support member of above-mentioned backlight module is rubber.
In one embodiment of this invention, the parallel incidence surface of exiting surface of above-mentioned backlight module.
In one embodiment of this invention, the exiting surface of above-mentioned backlight module vertically connects this incidence surface.
Based on above-mentioned, in Backlight module and liquid crystal display of the present invention, utilize the barrier structure that optical sheet has, to solve in backlight module support member toward the problem of visible area movement.Resistance mark structure can have the various different version of mutually arranging in pairs or groups from support member, therefore has good design flexibility.
For above-mentioned feature and advantage of the present invention can be become apparent, special embodiment below, and coordinate accompanying drawing to be described in detail below.
Accompanying drawing explanation
Fig. 1 is the partial cutaway schematic of the liquid crystal display according to the first embodiment of the present invention.
Fig. 2 is the partial cutaway schematic of the liquid crystal display according to the second embodiment of the present invention.
Fig. 3 is the partial cutaway schematic of the liquid crystal display according to the third embodiment of the present invention.
Fig. 4 is the partial cutaway schematic of the liquid crystal display according to the fourth embodiment of the present invention.
Fig. 5 is the partial cutaway schematic of the liquid crystal display according to the fifth embodiment of the present invention.
Fig. 6 is the partial cutaway schematic of the liquid crystal display according to the sixth embodiment of the present invention.
Wherein, description of reference numerals is as follows:
100: liquid crystal display
110: display floater
120: backlight module
121: optical sheet
1211: exiting surface
1211a: visible area
1211b: external zones
1212: incidence surface
1213: barrier structure
1214: optical microstructures
1215: thinning part
1216,1216a, 1216b: breasting face
1217: the second fitting portions
122: light source
123: support member
123a: the first fitting portion
123b: clamping part
124: protecgulum
124a: open region
125: backboard
Detailed description of the invention
Fig. 1 is the partial cutaway schematic of the liquid crystal display according to the first embodiment of the present invention.Liquid crystal display 100 comprises display floater 110 and a backlight module 120.Backlight module 120 comprises optical sheet 121, light source 122 and a support member 123.Optical sheet 121 has exiting surface 1211, incidence surface 1212 and a barrier structure 1213.Exiting surface 1211 comprises an a visible area 1211a and external zones 1211b.The incidence surface 1212 that said light source 122 is configured at optical sheet 121 is other.Support member 123 is configured at the external zones 1211b of the exiting surface 1211 of optical sheet 121, in order to support display floater 110 above the exiting surface 1211 of optical sheet 121.Barrier structure 1213 contacts support member 123 and barrier support part 123 moves toward visible area 1211a.
Because barrier structure 1213 and support member 123 contact with each other, therefore when display floater 110 is subject to External Force Acting, if support member 123 moves toward visible area 1211a, the part that now barrier structure 1213 contacts with support member 123 can move toward visible area 1211a by barrier support part 123, prevent support member 123 from entering the visible area 1211a of visible area 1211a and shaded portions, and then cause user to use the inconvenience of liquid crystal display 100.
Because support member and barrier structure comprise various different version, below cooperation accompanying drawing is described in each embodiment, barrier structure and the version with its support member of mutually arranging in pairs or groups.In addition, also cooperation accompanying drawing to be illustrated in each embodiment that how barrier structure contacts with support member to move toward visible area with barrier support part.
Please refer to Fig. 1.In a first embodiment, optical sheet 121 has an optical microstructures 1214, and this optical microstructures 1214 is at least distributed in the visible area 1211a of exiting surface 1211, and support member 123 is then configured in the part not having optical microstructures 1214 in optical sheet 121.The distribution of optical microstructures 1214 is adjacent to support member 123.Because optical microstructures 1214 can be utilize roll extrusion processing procedure to produce on the exiting surface 1211 of optical sheet 121 to have ups and downs structure, therefore the bossing that optical microstructures 1214 adjoins support member 123 as barrier structure 1213, can move toward visible area 1211a with barrier support part 123.Certainly, optical microstructures 1214 can adopt other production method manufactures, and the present invention does not limit the preparation method of optical microstructures 1214.In addition, in the present embodiment, optical microstructures 1214 is light diffusion micro-structural, and the light that light source 122 can be allowed to send spreads more equably.
Please then refer to Fig. 2.Fig. 2 is the partial cutaway schematic of the liquid crystal display according to the second embodiment of the present invention.In a second embodiment, the external zones 1211b of optical sheet 121 has a thinning part 1215, and support member 123 is configured on thinning part 1215.Thinning part 1215 is a breasting face 1216 with the intersection of other parts of optical sheet 121, and in the present embodiment, breasting face 1216 is barrier structure.When liquid crystal display 100 is by External Force Acting, therefore may produce displacement by the related support member 123 that makes, now breasting face 1216 can limit support member 123, and support member 123 cannot be moved toward visible area 1211a.In the present embodiment, the material of optical sheet 121 can be plastic cement.Optical sheet 121 can adopt the mode of ejection formation to manufacture, and has the advantage that cost of manufacture is low.In addition, in this example, breasting face 1216 is vertical exiting surfaces 1211.
Hold above-mentioned, breasting face is not limited to vertical exiting surface.Fig. 3 is the partial cutaway schematic of the liquid crystal display according to the third embodiment of the present invention.Please refer to Fig. 3, the structural allocation of the 3rd embodiment and the second embodiment is similar, Main Differences is between the two, in the 3rd embodiment, breasting face 1216a is not orthogonal to exiting surface 1211, has the angle that is greater than 90 degree between breasting face 1216a and thinning part 1215.In addition, in the present embodiment, optical sheet 121 can adopt the mode of ejection formation to manufacture equally.Owing to having an angle being greater than 90 degree between breasting face 1216a and thinning part 1215, this angle can make the mould of ejection formation be easier to processing, and the assembling difficulty when attaching support member 123 reduces and can improve yield.
Fig. 4 is the partial cutaway schematic of the liquid crystal display according to the fourth embodiment of the present invention.In the fourth embodiment, support member 123 has one first fitting portion 123a, and the external zones 1211b of optical sheet 121 has one second fitting portion 1217.First fitting portion 123a of support member 123 is embedded in the second fitting portion 1217 of optical sheet 121.In the present embodiment, be using the second fitting portion 1217 of optical sheet 121 as barrier structure.The second fitting portion 1217 is in the present embodiment essentially a groove, but the present invention is not limited to this.In the middle of the embodiment that another does not illustrate, the first fitting portion is a groove, and the second fitting portion is a protuberance, and both are fitted together to mutually, can reach the effect stoping support member 123 toward visible area 1211a movement equally.In addition, in known technology, support member many employings laminating type is attached at optical sheet, therefore before support member is assembled in optical sheet, needs first on support member, to be coated with gum.In the present embodiment, first fitting portion 123a of support member 123 is second fitting portions 1217 being directly embedded in optical sheet 121, do not need before support member 123 is assembled in optical sheet 121 to be coated with gum, be directly fitted together to both, therefore the present embodiment more has the advantage of saving sizing material cost concurrently.
In the middle of aforesaid multiple embodiment, the exiting surface 1211 of the optical sheet 121 of backlight module 120 vertically connects incidence surface 1212.In other words, aforesaid multiple embodiment is described for the backlight module of side-light type.
Fig. 5 is the partial cutaway schematic of the liquid crystal display according to the fifth embodiment of the present invention.In the 5th embodiment, support member 123 has a clamping part 123b, the external zones 1211b of clamping optical sheet 121.In the present embodiment, optical sheet 121 is barrier structure by the part that clamping part 123b clamps.The thickness of the part that optical sheet 121 is clamped by clamping part 123b is less than the thickness of other parts of optical sheet 121, and the intersection tool two breasting face 1216b of the part that clamped by clamping part 123b of optical sheet 121 and other parts of optical sheet 121.In addition, the bottom surface of clamping part 123b and the bottom surface copline of optical sheet 121.With aforesaid 4th embodiment, support member 123 clamps optical sheet 121 with clamping part 123b, therefore can save in known technology the cost of the sizing material coating support member.
In the 5th embodiment, the exiting surface 1211 of optical sheet 121 is incidence surfaces 1212 of collimating optics plate 121, and therefore the 5th embodiment is described for the backlight module of straight-down negative, and certain 5th embodiment can be used for the backlight module of side-light type equally.Although aforesaid first embodiment is the backlight module for side-light type to the 4th embodiment, can be used for the backlight module of straight-down negative equally.
Fig. 6 is the partial cutaway schematic of the liquid crystal display according to the sixth embodiment of the present invention.Please refer to Fig. 6, in the middle of the 6th embodiment, the exiting surface 1211 of optical sheet 121 is incidence surfaces 1212 of collimating optics plate 121, and the position of light source 122 is other at incidence surface 1212.In other words, the present embodiment is the backlight module 120 for straight-down negative.But the present invention is applicable to backlight module 120 or the backlight module of straight-down negative 120 of side-light type.In addition, the present embodiment is similar with the first embodiment in fact, and both difference are that the relevant position of the exiting surface 1211 of optical sheet 121, incidence surface 1212 and light source 122 is different, do not repeat them here position and the function of all the other elements.
Please then refer to Fig. 1, liquid crystal display 100 also comprises backboard 125 and a protecgulum 124.Protecgulum 124 is assembled to backboard 125, and protecgulum 124 has an open region 124a.Backlight module 120 is assembled between protecgulum 124 and backboard 125, and display floater 110 is assembled between protecgulum 124 and support member 123.Backlight module 120 can be the backlight module 120 of foregoing embodiments.User can watch via the open region 124a of protecgulum 124 display frame that display floater 110 presents.In addition, in liquid crystal display 100, the material of support member 123 can be rubber.Support member 123 is except supporting function, and the material behavior of rubber makes support member 123 when liquid crystal display 100 is subject to external impacts more with the effect of buffering.
In sum, the barrier structure that backlight module of the present invention utilizes its optical sheet to have, to solve in backlight module support member toward the problem of visible area movement.Support member and the barrier structure of optical sheet can have the various different version of mutually arranging in pairs or groups, and are applicable to the backlight module of side-light type or straight-down negative simultaneously, therefore have good design flexibility.In addition, mode that is chimeric or clamping is adopted also to have cost-effective advantage with the support member mutually assembled and optical sheet.
Although the present invention discloses as above with embodiment; so itself and be not used to limit the present invention; any those of ordinary skill in the art; without departing from the spirit and scope of the present invention; when doing a little change and retouching, therefore the scope that protection scope of the present invention ought define depending on appended claim is as the criterion.
Claims (21)
1. a backlight module, comprising:
One optical sheet, has an exiting surface, an incidence surface and a barrier structure, and wherein this exiting surface comprises a visible area and an external zones;
One light source, by this incidence surface being configured at this optical sheet; And
One support member, is configured at this external zones of this optical sheet, and in order to support a display floater above this exiting surface of this optical sheet, wherein this barrier structure contacts this support member and stops that this support member moves toward this visible area,
Wherein this optical sheet has an optical microstructures, at least be distributed in this visible area of this exiting surface, and this support arrangement does not have the part of optical microstructures in this optical sheet, the distribution of this optical microstructures adjoins this support member, this optical microstructures has ups and downs structure, and this optical microstructures adjoins the bossing of this support member as this barrier structure.
2. backlight module as claimed in claim 1, wherein this optical microstructures is light diffusion micro-structural.
3. a backlight module, comprising:
One optical sheet, has an exiting surface, an incidence surface and a barrier structure, and wherein this exiting surface comprises a visible area and an external zones;
One light source, by this incidence surface being configured at this optical sheet; And
One support member, is configured at this external zones of this optical sheet, and in order to support a display floater above this exiting surface of this optical sheet, wherein this barrier structure contacts this support member,
Wherein this support member has one first fitting portion, this external zones of this optical sheet has one second fitting portion, this first fitting portion is mutually chimeric with this second fitting portion, this support member is stoped to move toward this visible area, this second fitting portion is as this barrier structure, and the breasting face of this second fitting portion is as the line of demarcation of visible area and external zones.
4. backlight module as claimed in claim 3, wherein this barrier structure is a groove.
5. a backlight module, comprising:
One optical sheet, has an exiting surface, an incidence surface and a barrier structure, and wherein this exiting surface comprises a visible area and an external zones;
One light source, by this incidence surface being configured at this optical sheet; And
One support member, is configured at this external zones of this optical sheet, and in order to support a display floater above this exiting surface of this optical sheet, wherein this barrier structure contacts this support member and stops that this support member moves toward this visible area,
Wherein this support member has a clamping part, clamps this external zones of this optical sheet, and the part that this optical sheet is clamped by this clamping part is as this barrier structure.
6. backlight module as claimed in claim 5, the thickness of the part that this optical sheet is clamped by this clamping part is less than the thickness of other parts of this optical sheet, and the intersection tool two breasting face of the part that clamped by this clamping part of this optical sheet and other parts of this optical sheet.
7. backlight module, the wherein bottom surface of this clamping part and the bottom surface copline of this optical sheet as claimed in claim 5.
8. the backlight module as described in as arbitrary in claim 1-7, wherein the material of this support member is rubber.
9. the backlight module as described in as arbitrary in claim 1-7, wherein this exiting surface this incidence surface parallel.
10. the backlight module as described in as arbitrary in claim 1-7, wherein this exiting surface vertically connects this incidence surface.
11. 1 kinds of liquid crystal displays, comprising:
One display floater;
One backlight module, comprising:
One optical sheet, has an exiting surface, an incidence surface and a barrier structure, and wherein this exiting surface comprises a visible area and an external zones; And
One light source, by this incidence surface being configured at this optical sheet; And
One support member, is configured at this external zones of this optical sheet, and in order to support this display floater above this exiting surface of this optical sheet, wherein this barrier structure contacts this support member and stops that this support member moves toward this visible area,
Wherein this optical sheet has an optical microstructures, at least be distributed in this visible area of this exiting surface, and this support arrangement does not have the part of optical microstructures in this optical sheet, the distribution of this optical microstructures adjoins this support member, this optical microstructures has ups and downs structure, and this optical microstructures adjoins the bossing of this support member as this barrier structure.
12. liquid crystal displays as claimed in claim 11, wherein this optical microstructures is light diffusion micro-structural.
13. 1 kinds of liquid crystal displays, comprising:
One display floater;
One backlight module, comprising:
One optical sheet, has an exiting surface, an incidence surface and a barrier structure, and wherein this exiting surface comprises a visible area and an external zones; And
One light source, by this incidence surface being configured at this optical sheet; And
One support member, is configured at this external zones of this optical sheet, and in order to support this display floater above this exiting surface of this optical sheet, wherein this barrier structure contacts this support member,
Wherein this support member has one first fitting portion, this external zones of this optical sheet has one second fitting portion, this first fitting portion is mutually chimeric with this second fitting portion, this support member is stoped to move toward this visible area, this second fitting portion is as this barrier structure, and the breasting face of this second fitting portion is as the line of demarcation of visible area and external zones.
14. liquid crystal displays as claimed in claim 13, wherein this barrier structure is a groove.
15. 1 kinds of liquid crystal displays, comprising:
One display floater;
One backlight module, comprising:
One optical sheet, has an exiting surface, an incidence surface and a barrier structure, and wherein this exiting surface comprises a visible area and an external zones; And
One light source, by this incidence surface being configured at this optical sheet; And
One support member, is configured at this external zones of this optical sheet, and in order to support this display floater above this exiting surface of this optical sheet, wherein this barrier structure contacts this support member and stops that this support member moves toward this visible area,
Wherein this support member has a clamping part, clamps this external zones of this optical sheet, and the part that this optical sheet is clamped by this clamping part is as this barrier structure.
16. liquid crystal displays as claimed in claim 15, the thickness of part that wherein this optical sheet is clamped by this clamping part is less than the thickness of other parts of this optical sheet, and the intersection tool two breasting face of the part that clamped by this clamping part of this optical sheet and other parts of this optical sheet.
17. liquid crystal displays as claimed in claim 16, the wherein bottom surface of this clamping part and the bottom surface copline of this optical sheet.
18. as arbitrary in claim 11-17 as described in liquid crystal display, wherein the material of this support member is rubber.
19. as arbitrary in claim 11-17 as described in liquid crystal display, wherein this exiting surface this incidence surface parallel.
20. as arbitrary in claim 11-17 as described in liquid crystal display, wherein this exiting surface vertically connects this incidence surface.
21. as arbitrary in claim 11-17 as described in liquid crystal display, also comprise a backboard and a protecgulum, wherein this protecgulum is assembled to this backboard and has an open region, and this backlight module is assembled between this protecgulum and this backboard, and this display floater is assembled between this protecgulum and this support member.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW101124947A TWI477858B (en) | 2012-07-11 | 2012-07-11 | Backlight module and liquid crystal display |
| TW101124947 | 2012-07-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102840517A CN102840517A (en) | 2012-12-26 |
| CN102840517B true CN102840517B (en) | 2016-03-30 |
Family
ID=47368127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210327064.3A Expired - Fee Related CN102840517B (en) | 2012-07-11 | 2012-09-06 | Backlight module and liquid crystal display |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN102840517B (en) |
| TW (1) | TWI477858B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109991696B (en) * | 2017-12-29 | 2020-10-09 | 中强光电股份有限公司 | Display device |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2624237Y (en) * | 2003-04-25 | 2004-07-07 | 鸿富锦精密工业（深圳）有限公司 | Back light die set |
| JP4791462B2 (en) * | 2005-05-30 | 2011-10-12 | 京セラ株式会社 | Liquid crystal display |
| JP2009300801A (en) * | 2008-06-13 | 2009-12-24 | Sony Corp | Optical package, manufacturing method thereof, backlight, and liquid crystal display device |
| CN101392895B (en) * | 2008-10-08 | 2010-06-02 | 友达光电（苏州）有限公司 | Backlight module |
| TWI526721B (en) * | 2011-08-15 | 2016-03-21 | 友達光電股份有限公司 | A light guide plate having a supporting rib and a display module using the same |
| CN102352991B (en) * | 2011-09-28 | 2015-05-20 | 深圳市华星光电技术有限公司 | Light emitting diode (LED) backlight module and liquid crystal display (LCD) device |
| CN102588846B (en) * | 2012-03-08 | 2014-06-18 | 深圳市华星光电技术有限公司 | Backlight module and liquid crystal display |
-
2012
- 2012-07-11 TW TW101124947A patent/TWI477858B/en not_active IP Right Cessation
- 2012-09-06 CN CN201210327064.3A patent/CN102840517B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| TWI477858B (en) | 2015-03-21 |
| CN102840517A (en) | 2012-12-26 |
| TW201403183A (en) | 2014-01-16 |
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