CN101975379B - Framework, backlight module and liquid crystal display module - Google Patents
Framework, backlight module and liquid crystal display module Download PDFInfo
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- CN101975379B CN101975379B CN201010542564XA CN201010542564A CN101975379B CN 101975379 B CN101975379 B CN 101975379B CN 201010542564X A CN201010542564X A CN 201010542564XA CN 201010542564 A CN201010542564 A CN 201010542564A CN 101975379 B CN101975379 B CN 101975379B
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Abstract
The invention provides a framework, which is formed by bending cut plates. The maximum thickness of the framework is T, the thickness of the plates is t, and T is more than or equal to 1.5t and less than or equal to 2.5t. The framework comprises a first plate, a second plate and a bent part. The second plate is directly contacted with the first plate, and the first plate is substantially parallel to the second plate. The bent part is connected between the first plate and the second plate. The invention also provides a backlight module using the framework and a liquid crystal display module using the backlight module.
Description
[technical field]
The invention relates to a kind of framework, backlight module and LCD MODULE, and particularly relevant for a kind of handling ease and lower framework, backlight module and the LCD MODULE of processing cost.
[background technology]
Increasingly mature along with photoelectric technology and semiconductor fabrication, flat display apparatus is flourish.Wherein, LCD MODULE replaces traditional cathode-ray tube display gradually, and becomes the main flow of display product in recent years based on advantage such as its low voltage operating, radiationless line scattering, in light weight and volume be little.
Generally speaking; LCD MODULE comprises members such as backlight module and display panels; Wherein display panels is arranged on the backlight module, and backlight module comprises LGP and light supply apparatus, in order to the backlight of output feed flow LCD panel display image.
Along with the increasing demand increase of LCD MODULE slimming, the mechanism's part in the LCD MODULE possibly sacrificed intensity in order to reach thinning.Below will illustrate like Figure 1A and Figure 1B with traditional side light type back light module 100a, 100b as illustrating.
In the backlight module 100a of Figure 1A; Because reflective framework 110a is in order to take in the incident side of light-emitting diode light bar 120a, reflector plate 160 and LGP 130a; Simultaneously also be used for carrying cushion pad 140 and liquid crystal panel 150, can need bigger height space usually, thus; The integral thickness of backlight module 100a just is difficult for reduction, and the difficult target that reaches slimming.
In addition; Side light type back light module 100b at Figure 1B; Though use the heat dissipation type framework 110b (heat sink) of aluminium extruded type to carry cushion pad 140 and liquid crystal panel 150; Can promote structural strength, radiating effect simultaneously and reach the requirement of thinning, but if will make the characteristic (like locating notch, perforation etc.) of some assembling location, will increase extra after processing cost.
[summary of the invention]
The present invention provides a kind of framework, still can have preferable physical strength performance in the time of its thickness trend slimming, and have handling ease and the cheaper characteristics of processing cost.
The present invention provides a kind of backlight module in addition, and it adopts above-mentioned framework and has above-mentioned advantage.
The present invention provides a kind of LCD MODULE again, and it adopts above-mentioned backlight module and has above-mentioned advantage equally.
The present invention proposes a kind of framework, and the sheet material after it cuts by one constitutes through bending.The maximum ga(u)ge of framework is T, and the thickness of sheet material is t, and 1.5t≤T≤2.5t.Framework comprises one first plate, one second plate and a bending part.Second plate directly contacts with first plate, and first plate is parallel to second plate in fact.Bending part is connected between first plate and second plate.
In an embodiment of the present invention, the material of above-mentioned sheet material comprises metal or alloy.
In an embodiment of the present invention, the young's modulus of sheet material is in fact more than or equal to 10
41,000,000 handkerchiefs (MPa).
In an embodiment of the present invention, 0.3 millimeter≤t≤5.0 millimeter.
In an embodiment of the present invention, 0.45 millimeter≤T≤12.5 millimeter.
The present invention proposes a kind of backlight module in addition, and it comprises a backboard, above-mentioned framework, a LGP and a lamp bar.First plate directly contacts with backboard, and first plate is between second plate and backboard.LGP is disposed on the backboard, and LGP has a side direction incidence surface.The lamp bar is disposed on the backboard and between the side direction incidence surface of first plate and LGP.
In an embodiment of the present invention, above-mentioned first plate has one first locating notch.Above-mentioned LGP has one first location division, and first location division is fixed in first locating notch.
In an embodiment of the present invention, above-mentioned lamp bar comprises a circuit board and a plurality of light-emitting diode component.Circuit board has one second location division, and second location division is fixed in first locating notch.Light-emitting diode component is disposed on the circuit board.
In an embodiment of the present invention, above-mentioned backlight module more comprises a blooming piece, is disposed at the LGP top, and in an embodiment of the present invention, above-mentioned second plate has one second locating notch.In an embodiment of the present invention, above-mentioned blooming piece has one the 3rd location division, and the 3rd location division is fixed in second locating notch.
In an embodiment of the present invention, above-mentioned first plate has one first perforation, and second plate has one second perforation, and second perforation is corresponding to first perforation.In an embodiment of the present invention, above-mentioned backboard has a locking hole, corresponding to first perforation and second perforation.In an embodiment of the present invention, above-mentioned backlight module more comprises a locked assembly, runs through first perforation and second perforation, and is locked in the locking hole.
In an embodiment of the present invention, backlight module more comprises a reflector plate, is disposed at the below of LGP.
The present invention proposes a kind of LCD MODULE again, and it comprises an aforesaid backlight module, a display panels and a preceding frame.Display panels is disposed on the framework, and is positioned at the LGP top.Preceding frame and backboard assembling are with the subregion of cover framework and display panels.
Based on above-mentioned; Since present embodiment framework can cut sheet material earlier; Make it have the prodefined opening of first perforation, second perforation, first locating notch or second locating notch etc.; And through needing with sheet material behind the folding line double flat, just can directly to form the framework of structure with first perforation, second perforation, first locating notch or second locating notch.Therefore, the framework of present embodiment has comparatively easy procedure of processing and processing cost with respect to the framework of Traditional use aluminium extruded type.
In addition, reflective framework and the heat dissipation type framework of framework of the present invention in the prior art, its main advantage is thinning structure, be shaped easily and with low cost.In addition, adopt above-mentioned framework backlight module and display panels to have above-mentioned mentioned advantage equally.
For letting the above-mentioned feature and advantage of the present invention can be more obviously understandable, hereinafter is special lifts embodiment, and cooperates appended graphic elaborating as follows.
[description of drawings]
Figure 1A and Figure 1B illustrate a kind of partial cutaway diagrammatic sketch of traditional side light type back light module respectively.
Fig. 2 is the partial cutaway diagrammatic sketch of the LCD MODULE of one embodiment of the invention.
Fig. 2 A～Fig. 2 C is the sectional perspective synoptic diagram that LGP that Fig. 2 illustrates and optical diaphragm group are installed in framework,
Fig. 3 A～Fig. 3 C is a kind of step synoptic diagram that forms the framework of Fig. 2.
[primary clustering symbol description]
100a, 100b, 210: backlight module
110a: reflective framework
110b: heat dissipation type framework
120a: light-emitting diode light bar
130a, 216: LGP
140: cushion pad
150: liquid crystal panel
200: LCD MODULE
211: optical diaphragm group
211a: the 3rd location division
212: backboard
213: locked assembly
214: framework
214a: first plate
214b: second plate
214c: bending part
216a: first location division
218: the lamp bar
218a: circuit board
218b: light-emitting diode component
218c: second location division
220: display panels
230: preceding frame
242: the first locating notches
246: the second locating notches
300: sheet material
H1: first perforation
H2: second perforation
H3: locking hole
T: thickness
T: thickness
L1: folding line
O1: preset opening
S1: side direction incidence surface
[embodiment]
Fig. 2 is the partial cutaway diagrammatic sketch of the LCD MODULE of one embodiment of the invention, and Fig. 2 A～Fig. 2 C is the sectional perspective synoptic diagram that LGP that Fig. 2 illustrates and optical diaphragm group are installed in framework, and Fig. 3 A～Fig. 3 C is a kind of step synoptic diagram that forms the framework of Fig. 2.Please earlier with reference to figure 2, the LCD MODULE 200 of present embodiment comprises frame 230 before a backlight module 210, the display panels 220 and.Backlight module 210 comprises a backboard 212, a framework 214, a reflector plate 250, a LGP 216 and a lamp bar 218.In the present embodiment, framework 214 comprises one first plate 214a, one second plate 214b and a bending part 214c, and wherein the second plate 214b directly contacts with the first plate 214a, and the first plate 214a is parallel to the second plate 214b in fact.In addition, bending part 214c is connected between the first plate 214a and the second plate 214b, and is as shown in Figure 2.
In the present embodiment; Please consult Fig. 2 and Fig. 3 C in the lump, the first plate 214a has one first locating notch 242, and LGP 216 has one first location division 216a; Wherein the first location division 216a of LGP 216 is fixed in first locating notch 242; That is to say that first locating notch 242 can engage with the first location division 216a, thereby make LGP 216 fixed by the first plate 214a and the location.Particularly, first locating notch 242 of the first plate 214a engages mode with the first location division 216a of LGP 216 for example be to adopt like what Fig. 2 A and Fig. 2 B were illustrated to engage mode, and wherein Fig. 2 B is the local amplification stereogram of Fig. 2 A.In the present embodiment, the integral thickness of LGP 216 drops on 0.4 millimeter (mm) in fact between 2.0 millimeters.In the present embodiment, elder generation combines lamp bar 218 or sticks together with LGP 216, and it is fixing again the first location division 216a to be inserted first locating notch 242, and it is fixing that in fact lamp bar 218 does not insert first locating notch 242, shown in Fig. 2 A and Fig. 2 B.
Yet; In other embodiments; Lamp bar 218 in the backlight module 210 comprises a circuit board 218a and a plurality of light-emitting diode component 218b, and wherein circuit board 218a also can have one second location division (not illustrating), and second location division of circuit board is fixed in first locating notch 242.In other words, the first location division 216a and second location division be jointly through engaging with first locating notch 242, thereby make circuit board 218a fixed by the first plate 214a and the location.
In addition, above-mentioned light-emitting diode component 218b is disposed at circuit board 218a and upward and with circuit board 218a electrically connects, and wherein circuit board 218a can be general printed circuit board (PCB) or flexible circuit board.In the present embodiment, circuit board 218a thickness is between 0.1 millimeter to 1.0 millimeters, and light emitting diode height (thickness) is between 0.4 millimeter to 2.0 millimeters, and lamp bar 218 whole height (thickness) drop in fact between 0.5 millimeter to 3.0 millimeters.
Please continue with reference to figure 2; The second plate 214b of framework 214 has one second locating notch 246; And when backlight module 210 more includes an optical diaphragm group 211 (being not limited to a diaphragm); Then this optical diaphragm group 211 is configurable in aforesaid reflector plate 250 and LGP 216 tops, and optical diaphragm group 211 has one the 3rd location division 211a, and wherein the 3rd location division 211a of optical diaphragm group 211 is fixed in second locating notch 246.In other words, the 3rd location division 211a can reach the location thereby make optical diaphragm group 211 fixed by the second plate 214b through engaging with second locating notch 246.Particularly, the mode that engages of the 3rd location division 211a and second locating notch 246 for example is to adopt like what Fig. 2 A and Fig. 2 C were illustrated to engage mode, and wherein Fig. 2 C is the local amplification stereogram of Fig. 2 A.Can know that by Fig. 2 A～Fig. 2 C optical diaphragm group 211 is positioned at the top of LGP 216, and LGP 216 engages with first locating notch 242 and second locating notch 246 respectively with optical diaphragm group 211 and is fixed on the framework 214.
In the present embodiment, LCD MODULE 200 also includes a cushion pad 247, be disposed on the framework 214, and thickness is greater than the thickness of optical diaphragm group 211.Cushion pad 247 mainly is to be used for avoiding display panels 220 directly to contact with optical diaphragm group 211 or framework 214 and to cause damage.In addition, in framework 214, the first plate 214a has one first perforation H1, and the second plate 214b has one second perforation H2, and the second perforation H2 is as shown in Figure 2 corresponding to the first perforation H1.That is to say that the second perforation H2 and the first perforation H1 of present embodiment can communicate with each other.
In the present embodiment, the sheet material 300 after aforesaid framework 214 cuts by one constitutes through bending, the description of the constituted mode that it is detailed and explanation as following paragraph.
At first, the method that forms the framework 214 of present embodiment can be that a sheet material 300 that is illustrated like Fig. 3 A is provided earlier, and wherein the thickness of sheet material 300 for example is to be defined as t, please merge and consult Fig. 2.Then, define the first plate 214a and the second plate 214b with the left and right sides of a folding line L1 of sheet material 300, and sheet material 300 is cut, so that sheet material 300 has a plurality of preset opening O1, shown in Fig. 3 B.In a preferred embodiment, can the L1 two ends cut out two breach respectively earlier, it can form naturally and lead fillet after ensuing shaping bending step, to prevent incised wound; If do not cut out this two breach earlier, after ensuing shaping bending step, exist so if having the problem of incised wound, still can cut once again.Therefore, when cutting preset opening O1, cut out aforementioned breach in the lump, can save and lead fillet processing afterwards, the operation of avoiding two roads to cut.
Then; Along the folding line L1 of sheet material 300 with sheet material 300 bendings; With the bending part 214c that forms as Fig. 2 and Fig. 3 C are illustrated, and the angle that bends of sheet material 300 is 180 to spend, just so can make the second plate 214b directly contact the first plate 214a and parallel with the first plate 214a.So far just can form a kind of framework 214 that is illustrated like Fig. 2 and Fig. 3 C, wherein the maximum ga(u)ge definition of T of the formed framework 300 in sheet material 300 bending backs.On practice, if carry out sheet material 300 bendings, can design the compression thickness of slab in the process that is shaped with mould, make maximum ga(u)ge T less than 2t; And after bending and forming, the second plate 214b and the first plate 214a also might not can be close to fully, and just maximum ga(u)ge T is greater than 2t.Therefore, maximum ga(u)ge T is limited in the scope of 1.5t≤T≤2.5t, is to meet actual situation, and can reaches the practice of the object of the invention.In the present embodiment, 0.3 millimeter≤t≤5.0 millimeters, and 0.45 millimeter≤T≤12.5 millimeter.
In the present embodiment; Owing to have a plurality of preset opening O1 on the sheet material 300; Therefore; Sheet material 300 is after by bending 180 degree, and part just can be against each other after sheet material 300 bendings with the opening O1 of folding line L1 symmetry, opening O1 respect to one another thus after sheet material 300 bendings just structure can become the aforesaid first perforation H1 and the second perforation H2.On the contrary, the opening O1 with folding line L1 symmetry then is not after sheet material 300 bendings, then is the structure that can form aforesaid first locating notch 242 and second locating notch 246, and it is explained as follows.
At first; Be positioned at opening O1 on the second sheet material 214b after the second sheet material 214b is bent to the first sheet material 214a; The opening O1 that is positioned on the second sheet material 214b just can expose the first sheet material 214a, has the structure of second locating notch 246 thereby define the aforementioned second sheet material 214b.Otherwise the opening O1 that is positioned on first sheet material 214 can expose the second sheet material 214b, has the structure of first locating notch 242 thereby define the aforementioned first sheet material 214a.
In other words; The user can preestablish the first perforation H1, the second perforation H2, first locating notch 242 and second locating notch 246 possible position distribution after sheet material 300 bendings; And then earlier sheet material 300 is cut, make it have the prodefined opening O1 of the first perforation H1, the second perforation H2, first locating notch 242 and second locating notch 246.Thus, the user only needs just can directly form the framework of the structure with the first perforation H1, the second perforation H2, first locating notch 242 and second locating notch 246 with behind sheet material 300 double flats.In general; If the structure that tradition adopts the production method of aluminium extruded type to make the framework 214 of present embodiment; For example: when the first perforation H1, the second perforation H2, first locating notch 242 and second locating notch 246, need so just to be difficult for cutting down finished cost through repeatedly processing.In other words, the framework 214 of this enforcement is for the technology that tradition adopts aluminium extruded type, and it has more the cheaper advantage of handling ease and processing cost except the characteristics with slimming.
In addition, because the material of above-mentioned sheet material 300 can adopt metal or alloy, for example: galvanized steel plain sheet, aluminum-zinc alloy steel plate, Stainless Steel plate, aluminium sheet etc.In other words, the framework 214 of present embodiment is after thickness T is tending towards slimming, and it still has preferable intensity performance.On practice, sheet material 300 suggestions are at young's modulus 10
4The material that MPa is above, for example: the young's modulus of steel plate about 2 * 10
5MPa, the young's modulus of aluminium sheet about 7 * 10
4Metal or alloy sheet materials such as MPa.
Please continue with reference to figure 2, in backlight module 210, the first plate 214a of aforesaid frame 214 directly contacts with backboard 212, and the first plate 214a is between the second plate 214b and backboard 212.In addition, aforesaid LGP 216 is disposed on the backboard 212, and LGP 216 has a side direction incidence surface S1, and aforesaid lamp bar 218 is disposed on the backboard 212 and between the side direction incidence surface S1 of the first plate 214a and LGP 216, and is as shown in Figure 2.
In addition; The backlight module 210 of present embodiment be with the backlight module of side incident type as for example, and the framework 214 that is positioned at backlight module 210 has the location structure of the aforementioned first perforation H1, the second perforation H2, first locating notch 242 and second locating notch 246 through bending sheets 300.Therefore, backlight module 210 its integral thickness relatively just have preferable slimming performance.In addition, because backlight module 210 is the structures that adopt framework 214, so backlight module 210 likewise has the mentioned advantage of aforesaid frame 214, just repeats no more at this.
In addition, in LCD MODULE 200, aforesaid display panels 220 is to be disposed on the framework 214 of backlight module 210, and is positioned at LGP 216 tops.In addition, preceding frame 230 and backboard 212 assemblings, with the subregion of cover framework 214, as shown in Figure 2 with display panels 220.In the present embodiment; The backboard 212 of backlight module 210 has a locking hole H3; And locking hole H3 is corresponding to the first perforation H1 and the second perforation H2, and wherein backlight module 210 more can comprise a locked assembly 213, and locked assembly 213 can run through the first perforation H1 and the second perforation H2; And be locked in the locking hole H3, as shown in Figure 2.In the present embodiment, locked assembly 213 for example is a screw, and locking hole H3 for example is a threaded hole.In the present embodiment, imbed among the first perforation H1 of the second plate 214b as the screw 213 of locked assembly; Perhaps, can dodge design, make the screw 213 of locked assembly only the lock second perforation H2 and locking hole H3 at the second plate 214b; Perhaps, can lock together with preceding frame 230.Generally speaking, can't expose usually as the screw terminal of the screw 213 of locked assembly, and contact, to avoid producing unnecessary friction and damage with preceding frame 230.
In addition; Because LCD MODULE 200 is owing to adopt above-mentioned backlight module 210 and framework 214 thereof; Therefore; LCD MODULE 200 is except relatively just having preferable slimming performance at integral thickness, it likewise has the mentioned advantage of aforementioned backlight module 210 and framework thereof 214, just repeats no more at this.
In sum, framework of the present invention, backlight module and LCD MODULE have advantage at least.At first; Can cut sheet material earlier; Make it have the prodefined opening of first perforation, second perforation, first locating notch or second locating notch etc.; Thus, the user only needs sheet material behind the folding line double flat, just can directly form the framework of the structure with first perforation, second perforation, first locating notch and second locating notch.In other words, framework of the present invention has comparatively easy procedure of processing and processing cost with respect to the framework of traditional aluminium extruded type.
In addition, reflective framework and the heat dissipation type framework of framework of the present invention in the prior art, its main advantage is thinning structure, be shaped easily and with low cost.In addition, adopt above-mentioned framework backlight module and display panels to have above-mentioned mentioned advantage equally.
The above person of thought; Be merely preferred embodiment of the present invention; When not limiting the scope that the present invention implements with this, the simple equivalent of promptly doing according to claim of the present invention and invention description generally changes and modifies, and all still belongs in the scope that patent of the present invention contains.Arbitrary embodiment of the present invention in addition or claim must not reached whole purposes or advantage or the characteristics that the present invention discloses.In addition, summary part and title only are the usefulness that is used for assisting the patent document search, are not to be used for limiting interest field of the present invention.
Claims (20)
1. a framework is applied in the backlight module, and this backlight module comprises a backboard, a LGP; Be disposed on this backboard and have a side direction incidence surface, a lamp bar is disposed on this backboard; And one optical diaphragm group be disposed at said LGP top, the sheet material after this framework cuts by one constitutes through bending, the maximum ga(u)ge of this framework is T; The thickness of this sheet material is t, and 1.5t≤T≤2.5t, and this framework comprises:
One first plate;
One second plate directly contact with this first plate, and this first plate is parallel to this second plate in fact; And
One bending part is connected between this first plate and this second plate; Wherein,
This first plate has one first perforation, and this second plate has one second perforation, and this second perforation is corresponding to this first perforation;
Wherein, This of said framework first plate directly contacts with this backboard; And this first plate is between this second plate and said backboard, and this LGP is fixed by said first plate and the location, and this lamp bar is between this side direction incidence surface of this first plate and this LGP.
2. framework according to claim 1 is characterized in that the material of this sheet material comprises metal.
3. framework according to claim 1 is characterized in that the material of this sheet material comprises alloy.
4. framework according to claim 1 is characterized in that the young's modulus of this sheet material is in fact more than or equal to 10
41,000,000 handkerchiefs (MPa).
5. framework according to claim 1 is characterized in that, 0.3 millimeter≤t≤5.0 millimeters.
6. framework according to claim 1 is characterized in that, 0.45 millimeter≤T≤12.5 millimeters.
7. framework according to claim 1 is characterized in that, this first plate has one first locating notch.
8. framework according to claim 1 is characterized in that, this second plate has one second locating notch.
9. backlight module comprises:
One backboard;
One framework, the sheet material after cutting by one is through bending and constitute, and the maximum ga(u)ge of this framework is T, and the thickness of this sheet material is t, and 1.5t≤T≤2.5t, and this framework comprises:
One first plate;
One second plate directly contact with this first plate, and this first plate is parallel to this second plate in fact;
And a bending part, being connected between this first plate and this second plate, this first plate directly contacts with this backboard, and this first plate is between this second plate and this backboard; And
One LGP is disposed on this backboard, and this LGP has a side direction incidence surface; And
One lamp bar is disposed on this backboard, and between this side direction incidence surface of this first plate and this LGP.
10. backlight module according to claim 9 is characterized in that, this first plate has one first locating notch.
11. backlight module according to claim 10 is characterized in that, this LGP has one first location division, and this first location division is fixed in this first locating notch.
12. backlight module according to claim 10 is characterized in that, this lamp bar comprises;
One circuit board has one second location division, and this second location division is fixed in this first locating notch; And
A plurality of light-emitting diode components are disposed on this circuit board.
13. backlight module according to claim 9 is characterized in that, more comprises an optical diaphragm group, is disposed at this LGP top.
14. backlight module according to claim 13 is characterized in that, this second plate has one second locating notch.
15. backlight module according to claim 14 is characterized in that, this optical diaphragm group has one the 3rd location division, and the 3rd location division is fixed in this second locating notch.
16. backlight module according to claim 9 is characterized in that, this first plate has one first perforation, and this second plate has one second perforation, and this second perforation is corresponding to this first perforation.
17. backlight module according to claim 16 is characterized in that, this backboard has a locking hole, corresponding to this first perforation and this second perforation.
18. backlight module according to claim 17 is characterized in that, more comprises a locked assembly, runs through this first perforation and this second perforation, and is locked in this locking hole.
19. backlight module according to claim 9 is characterized in that, more comprises a reflector plate, is disposed at the below of this LGP.
20. a LCD MODULE comprises:
One according to the arbitrary described backlight module in the claim 9 to 19;
One display panels is disposed on this framework, and is positioned at this LGP top; And
Frame before one is with this backboard assembling, to cover the subregion of this framework and this display panels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010542564XA CN101975379B (en) | 2010-11-01 | 2010-11-01 | Framework, backlight module and liquid crystal display module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010542564XA CN101975379B (en) | 2010-11-01 | 2010-11-01 | Framework, backlight module and liquid crystal display module |
Publications (2)
| Publication Number | Publication Date |
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| CN101975379A CN101975379A (en) | 2011-02-16 |
| CN101975379B true CN101975379B (en) | 2012-07-25 |
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| CN102853408A (en) * | 2012-10-18 | 2013-01-02 | 深圳市华星光电技术有限公司 | Heat radiating element, manufacturing method thereof and backlight module |
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| CN1632668A (en) * | 2005-01-31 | 2005-06-29 | 广辉电子股份有限公司 | Protective structure for light source |
| TW200815849A (en) * | 2006-09-29 | 2008-04-01 | Chunghwa Picture Tubes Ltd | Lamp cover with bending part and backlight module |
| CN201078649Y (en) * | 2007-10-10 | 2008-06-25 | 希姆通信息技术（上海）有限公司 | Back light source component |
| CN101299109A (en) * | 2007-04-30 | 2008-11-05 | 深圳帝光电子有限公司 | Back light module unit with cuniform butt-joint type light guide board |
-
2010
- 2010-11-01 CN CN201010542564XA patent/CN101975379B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1632668A (en) * | 2005-01-31 | 2005-06-29 | 广辉电子股份有限公司 | Protective structure for light source |
| TW200815849A (en) * | 2006-09-29 | 2008-04-01 | Chunghwa Picture Tubes Ltd | Lamp cover with bending part and backlight module |
| CN101299109A (en) * | 2007-04-30 | 2008-11-05 | 深圳帝光电子有限公司 | Back light module unit with cuniform butt-joint type light guide board |
| CN201078649Y (en) * | 2007-10-10 | 2008-06-25 | 希姆通信息技术（上海）有限公司 | Back light source component |
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| CN101975379A (en) | 2011-02-16 |
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