CN102103280A - Liquid crystal module and assembling method thereof - Google Patents
Liquid crystal module and assembling method thereof Download PDFInfo
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- CN102103280A CN102103280A CN2011100443966A CN201110044396A CN102103280A CN 102103280 A CN102103280 A CN 102103280A CN 2011100443966 A CN2011100443966 A CN 2011100443966A CN 201110044396 A CN201110044396 A CN 201110044396A CN 102103280 A CN102103280 A CN 102103280A
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Abstract
The invention relates to a liquid crystal module and an assembling method thereof. The liquid crystal module provided by the invention comprises a shell, a light guide plate, at least one optical diaphragm, a liquid crystal panel and a light bar, wherein the shell comprises a bottom plate with a bearing surface and a frame wall connected with the bottom plate; the light guide plate is arranged on the bearing surface and provided with an emergence surface and an incidence side; the frame wall surrounds around the light guide plate; the optical diaphragm(s) is/are arranged above the emergence surface; the liquid crystal panel is arranged above the optical diaphragm; the light bar comprises a first circuit board and at least one light emitting component arranged on the first circuit board; the light emitting component(s) is/are positioned on the opposite surface of the incidence side; and the emergence surface is covered by the local part of the first circuit board between the liquid crystal panel and the emergence surface.
Description
Technical field
The invention relates to a kind of LCD and assemble method thereof, and particularly relevant for a kind of liquid crystal module (Liquid Crystal Module, LCM) and assemble method.
Background technology
The module backlight (backlight module) that present some LCD is adopted has a light guide plate (light guide plate), wherein light guide plate has the light incident sides that an exiting surface and connects exiting surface, and light source is configured in the opposite of light incident sides.When light source emitted beam, light can be incident to light incident sides earlier, afterwards from the exiting surface outgoing.Yet the situation of light leak appears in the LCD of this use light guide plate sometimes.Specifically, when light source emitted beam, a lot of light can cause the picture brightness inequality from exiting surface near the light incident sides outgoing, have influence on the image quality of LCD.
Summary of the invention
The invention provides a kind of liquid crystal module, it can reduce the chance that light leak occurs.
The present invention proposes a kind of liquid crystal module, comprises a housing, a light guide plate, at least one blooming piece, a liquid crystal panel and a striation.Housing comprises a base plate and a frame wall.Base plate has a loading end, and the frame wall connects base plate, and protrudes from loading end.Light guide plate is configured on the loading end, and have an exiting surface, a bottom surface and is connected the light incident sides between exiting surface and the bottom surface.The position, bottom surface is on the opposite of loading end, and the frame wall is around light guide plate.Blooming piece is configured in the top of exiting surface.Liquid crystal panel is configured in the top of blooming piece.Striation comprises a first circuit board and at least one luminescence component.Luminescence component is installed on the first circuit board, and the position on the opposite of light incident sides, and the position between first circuit board and loading end.The first circuit board position is between liquid crystal panel and exiting surface, and the local exiting surface that hides.
In an embodiment of the present invention, above-mentioned liquid crystal module also comprises a reflecting piece.Reflecting piece is configured between loading end and the bottom surface, and the luminescence component position is between first circuit board and reflecting piece.
In an embodiment of the present invention, above-mentioned first circuit board is a soft circuit board.
In an embodiment of the present invention, above-mentioned luminescence component is a side-view type LED.
In an embodiment of the present invention, above-mentioned first circuit board position is between blooming piece and exiting surface.
In an embodiment of the present invention, above-mentioned liquid crystal module also comprises a second circuit board, a soft arranging wire and an electric connector.Second circuit board has an installment surface.Soft arranging wire is connected between second circuit board and the liquid crystal panel.Electric connector is installed on the installment surface, and wherein first circuit board has a link, and link combines and electrically connects with electric connector.
In an embodiment of the present invention, above-mentioned first circuit board comprises an extension and a main part.Extension has link, and is configured on the installment surface.Main part connects extension, and luminescence component is installed on the main part.
In an embodiment of the present invention, above-mentioned frame wall also has an opening.The opening position is on the opposite of light incident sides, and extension passes opening, and the position is outside housing.
In an embodiment of the present invention, above-mentioned first circuit board also comprises a pull handle portion.Pull handle portion connects extension, and extending part is between pull handle portion and installment surface.
In an embodiment of the present invention, above-mentioned pull handle portion is shaped as sheet, and pull handle portion articulates extension.
In an embodiment of the present invention, above-mentioned liquid crystal panel has a display surface and a back side.The back side is with respect to display surface, and opposite overleaf, blooming piece position.Electric connector exposes by display surface.
In an embodiment of the present invention, above-mentioned second circuit board is a rigid circuit board.
The present invention also proposes a kind of assemble method of liquid crystal module.At first, provide a housing, and housing comprises a base plate and a frame wall, wherein base plate has a loading end, and the frame wall connects base plate, and protrudes from loading end.Then, put a light guide plate on loading end, wherein light guide plate has an exiting surface, a bottom surface and is connected the light incident sides between exiting surface and the bottom surface.The position, bottom surface is on the opposite of loading end, and the frame wall is around light guide plate.Put on loading end after the light guide plate, put a striation in housing, wherein striation comprises a first circuit board and at least one luminescence component.Luminescence component is installed on the first circuit board, and the position on the opposite of light incident sides, and the position between first circuit board and loading end.The local exiting surface that hides of first circuit board.Above exiting surface, put at least one blooming piece.Afterwards, put a liquid crystal panel above blooming piece, wherein the first circuit board position is between liquid crystal panel and exiting surface.
In an embodiment of the present invention, above-mentioned blooming piece is after the built-in bar of giving out light of housing and put.
In an embodiment of the present invention, a soft arranging wire is electrically connected between a second circuit board and the liquid crystal panel.Second circuit board has an installment surface, and an electric connector is installed on the installment surface.After putting liquid crystal panel, comprise that also the link with first circuit board combines and electrically connects with electric connector.
In an embodiment of the present invention, above-mentioned first circuit board comprises an extension and a main part.Extension has link, and main part connects extension.Luminescence component is installed on the main part.The method that link is combined and electrically connects with electric connector comprises, link is inserted in the electric connector, and wherein extension is seated on the installment surface.
In an embodiment of the present invention, above-mentioned frame wall also has an opening, and the opening position is on the opposite of light incident sides.Method at the built-in bar of giving out light of housing also comprises, extension is passed opening, so that extending part is outside housing.
In an embodiment of the present invention, before the storing light guide plate, also be included in and put a reflecting piece on the loading end.
Because the local exiting surface that hides light guide plate of the first circuit board of striation, thereby can block originally will be from many light of exiting surface near the light incident sides outgoing.So, liquid crystal module of the present invention can reduce the chance that light leak occurs.
For above-mentioned feature and advantage of the present invention can be become apparent, embodiment cited below particularly, and cooperate appended graphicly, be described in detail below.
Description of drawings
Fig. 1 is the schematic perspective view of liquid crystal module after section of one embodiment of the invention.
Fig. 2 A to Fig. 2 C is the schematic flow sheet of the assemble method of liquid crystal module among Fig. 1.
Embodiment
Fig. 1 is the schematic perspective view of liquid crystal module after section of one embodiment of the invention.See also Fig. 1, the liquid crystal module 100 of present embodiment can be used for being made into LCD TV or Panel PC screen, or be applied to mobile phone, mobile computer (laptop) and personal digital aid (PDA) (Personal Digital Assistant, electronic installation (electronic device) such as PDA), for example liquid crystal module 100 can be used as the screen of above-mentioned electronic installation.
In addition, look closely the kind of liquid crystal module 100 applied electronic installations, housing 110 also can be the housing that electronic installation adopts.For example, when liquid crystal module 100 was used as the screen of mobile computer, housing 110 can be the protecgulum of mobile computer, and this protecgulum for example is the alleged A spare of general mobile computer assembly plant.So housing 110 can be liquid crystal module 100 and the two assembly of being shared of electronic installation.
Striation 150 is configured in the opposite of light incident sides 126, and comprise a first circuit board 152 and at least one luminescence component 154, wherein first circuit board 152 for example is soft circuit board (flexible circuit board), and luminescence component 154 for example is a side-view type LED.Luminescence component 154 is installed on the first circuit board 152, and the position thereby can emit beam to light incident sides 126 on the opposite of light incident sides 126.
When luminescence component 154 emitted beam, light was incident to the light guide plate 120 from light incident sides 126.Afterwards, light is because of being reflected or the influence of scattering (scattering), from exiting surface 122 outgoing.Light after the outgoing can penetrate these blooming pieces 130 and liquid crystal panel 140 in regular turn.When light penetration liquid crystal panel 140, liquid crystal panel 140 can be controlled light each regional penetrance (transmittance) in display surface 142.So, liquid crystal module 100 is able to show image.
154 of luminescence components are between first circuit board 152 and loading end 112a, and 152 of first circuit boards are between liquid crystal panel 140 and exiting surface 122.In the present embodiment, 152 of first circuit boards are between blooming piece 130 and exiting surface 122.But, in other embodiments, first circuit board 152 also can the position between blooming piece 130 and liquid crystal panel 140, so among Fig. 1 the position of first circuit board 152 only the confession illustrate non-limiting the present invention.
The first circuit board 152 local exiting surfaces 122 that hide.Specifically, first circuit board 152 can not hide exiting surface 122 comprehensively, and only hides the exiting surface 122 near light incident sides 126 places.Therefore, when luminescence component 154 emits beam, to can be blocked (block) by first circuit board 152 from many light of exiting surface 122 close light incident sides 126 outgoing originally.So, liquid crystal module 100 can reduce the chance that light leak occurs, and alleviates the situation of picture brightness inequality, and then keeps or improve the image quality of LCD.
What deserves to be mentioned is, in the embodiment shown in fig. 1, the quantity of the luminescence component 154 that striation 150 is included is actually a plurality of, but be subject to the influence at visual angle shown in Figure 1, Fig. 1 only illustrates a luminescence component 154, and 154 of remaining luminescence components are because covered and be not presented among Fig. 1 by housing 110.In addition, according to the size of liquid crystal module 100 and the kind of applied electronic installation, the quantity of the luminescence component 154 that striation 150 is included can only be one.For example, when liquid crystal module 100 was used as the screen of mobile phone, striation 150 can include only a luminescence component 154.
But, because housing 110 can be betal can, so loading end 112a also can possess the ability of reflection ray.Therefore, when housing 110 was betal can, even without reflecting piece 160, loading end 112a also can reflection ray, impels light from exiting surface 122 outgoing.Hence one can see that, and reflecting piece 160 shown in Figure 1 is only for the inessential assembly of selection assembly of the present invention, so do not limit the present invention.
In detail, first circuit board 152 can comprise a main part 152a and an extension 152b.Luminescence component 154 is installed on the main part 152a, and extension 152b has link E1.Main part 152a is configured in the housing 110, and connects extension 152b, and extension 152b is configured in outside the housing 110, thus the part position of first circuit board 152 in housing 110, another part then the position outside housing 110.
Special one what carry is that the protecgulum of some mobile computer usually can not be provided with any opening or breach in the bottom at present.Therefore, when housing 110 is the protecgulum of this kind mobile computer, base plate 112 and frame wall 114 between the two the junction and base plate 112 is neither any opening or breach can occur, and opening H1 only appears on the frame wall 114, can't appear at base plate 112 or base plate 112 and frame wall 114 junction between the two.
In addition, first circuit board 152 can also comprise the 152c of a pull handle portion (handle part), and the 152c of pull handle portion connects extension 152b.In the process of assembling liquid crystal module 100, the staff can hold the 152c of pull handle portion and come mobile first circuit board 152, the striation 150 so that staff conveniently takes.In addition, in the present embodiment, extension 152b can be situated between 152c of pull handle portion and the installment surface 172, and the shape of the 152c of pull handle portion can be sheet.In addition, the 152c of pull handle portion can articulate extension 152b, and then can be towards approaching or next with respect to extension 152b rotation, as shown in Figure 1 away from the direction of second circuit board 170.
Below only introduce the structure of liquid crystal module 100.As for the assemble method of liquid crystal module 100, below will cooperate Fig. 2 A to Fig. 2 C to be described in detail.
Fig. 2 A to Fig. 2 C is the schematic flow sheet of the assemble method of liquid crystal module among Fig. 1.See also Fig. 2 A, about the assemble method of liquid crystal module 100, at first, provide housing 110, its middle shell 110 can be the housing that electronic installation adopts, and it for example is the protecgulum of mobile computer (being A spare).Afterwards, on the loading end 112a of housing 110, put light guide plate 120.After storing light guide plate 120, the 124 meeting positions, bottom surface of light guide plate 120 are on the opposite of loading end 112a, and the frame wall 114 of housing 110 can be around light guide plate 120, and the opening H1 that frame wall 114 is had is an opposite in light incident sides 126 then.
Putting before the light guide plate 120, can on loading end 112a, put a slice reflecting piece 160 earlier, and reflecting piece 160 can be between light guide plate 120 and loading end 112a, shown in Fig. 2 A after putting.Yet what must illustrate is, because reflecting piece 160 only is the inessential assembly of selection assembly of the present invention, therefore when loading end 112a possesses the ability of reflection ray, can omit reflecting piece 160, directly puts light guide plate 120 on loading end 112a.
See also Fig. 2 B, on loading end 112a, put after the light guide plate 120, in housing 110, put the striation 150 that comprises first circuit board 152 and at least one luminescence component 154.After putting striation 150, luminescence component 154 can the position on the opposite of light incident sides 126, and the position is between first circuit board 152 and loading end 112a, first circuit board 152 then can local covering exiting surface 122.In addition, in the process of putting striation 150, extension 152b can be passed opening H1, so that extension 152b position is outside housing 110.
See also Fig. 2 C, then, above exiting surface 122, put a slice blooming piece 130 at least.In the embodiment shown in Fig. 2 C, the quantity of blooming piece 130 is multi-disc, and these blooming pieces 130 can be after putting striation 150 and put, so first circuit board 152 can be between blooming piece 130 and exiting surface 122.Afterwards, above these blooming pieces 130, put a liquid crystal panel 140.
See also Fig. 1 and Fig. 2 C, after putting liquid crystal panel 140, can be with the link E1(of first circuit board 152 as shown in Figure 1) combine and electrically connect with electric connector 190.With in link E1 and the method that electric connector 190 combines and electrically connects, link E1 can be inserted in the electric connector 190, as shown in Figure 1.After link E1 inserted electric connector 190, extension 152b can be seated on the installment surface 172 of second circuit board 170.After putting liquid crystal panel 140, finish the assembling of liquid crystal module 100 basically.
Can learn that from the assemble method of above liquid crystal module 100 striation 150 is just to put after light guide plate 120 is put, and the first circuit board 152 local exiting surfaces 122 that hide light guide plate 120.Therefore, when housing 110 when the bottom is not provided with the protecgulum of the mobile computer of any opening or breach at present, first circuit board 152 can be outside base plate 112 extend to housing 110, but outside frame wall 114 extends to housing 110.Hence one can see that, and above assemble method quite is fit to be applied in the liquid crystal module of the protecgulum with above-mentioned mobile computer.
In sum, in liquid crystal module of the present invention, because the local exiting surface that hides light guide plate of the first circuit board of striation, thereby can block originally will be from many light of exiting surface near the light incident sides outgoing.So, liquid crystal module of the present invention can reduce the chance that light leak occurs, and alleviates the situation of picture brightness inequality, and then keeps or improve the image quality of LCD.
In addition, in a wherein embodiment of the present invention, after putting striation and liquid crystal panel, electric connector can expose by the display surface of liquid crystal panel.Therefore, the staff can be directly comes first circuit board and electric connector in conjunction with striation from the display surface of liquid crystal panel, and need be with whole liquid crystal module turn-over.So, the present invention can make things convenient for the staff to assemble liquid crystal module, impels the assembling speed of liquid crystal module to be accelerated.
Though the present invention with previous embodiment openly as above, so it is not in order to limiting the present invention, anyly has the knack of alike skill person, and without departing from the spirit and scope of the present invention, institute does to change and the equivalence replacement of retouching, and still is in the scope of patent protection of the present invention.
Claims (18)
1. a liquid crystal module is characterized in that, comprising:
One housing comprises a base plate and a frame wall, and wherein this base plate has a loading end, and this frame wall connects this base plate, and protrudes from this loading end;
One light guide plate is configured on this loading end, and have an exiting surface, a bottom surface and is connected the light incident sides between this exiting surface and this bottom surface, wherein this position, bottom surface is on the opposite of this loading end, and this frame wall is around this light guide plate;
At least one blooming piece is configured in the top of this exiting surface;
One liquid crystal panel is configured in the top of this blooming piece; And
One striation, comprise a first circuit board and at least one luminescence component, this luminescence component is installed on this first circuit board, and the position is on the opposite of this light incident sides, and the position is between this first circuit board and this loading end, wherein this first circuit board position is between this liquid crystal panel and this exiting surface, and local this exiting surface that hides.
2. liquid crystal module as claimed in claim 1 is characterized in that, also comprises a reflecting piece, and this reflecting piece is configured between this loading end and this bottom surface, and this luminescence component position is between this first circuit board and this reflecting piece.
3. liquid crystal module as claimed in claim 1 is characterized in that, this first circuit board is a soft circuit board.
4. liquid crystal module as claimed in claim 1 is characterized in that, this luminescence component is a side-view type LED.
5. liquid crystal module as claimed in claim 1 is characterized in that, this first circuit board position is between this blooming piece and this exiting surface.
6. liquid crystal module as claimed in claim 1 is characterized in that, also comprises:
One second circuit board has an installment surface;
One soft arranging wire is connected between this second circuit board and this liquid crystal panel; And
One electric connector is installed on this installment surface, and wherein this first circuit board has a link, and this link combines and electrically connects with this electric connector.
7. liquid crystal module as claimed in claim 6 is characterized in that, this first circuit board comprises:
One extension has this link, and is configured on this installment surface; And
One main part connects this extension, and wherein this luminescence component is installed on this main part.
8. liquid crystal module as claimed in claim 7 is characterized in that, this frame wall also has an opening, and this opening position is on the opposite of this light incident sides, and this extension passes this opening, and the position is outside this housing.
9. liquid crystal module as claimed in claim 7 is characterized in that, this first circuit board also comprises a pull handle portion, and this pull handle portion connects this extension, and this extending part is between this pull handle portion and this installment surface.
10. liquid crystal module as claimed in claim 9 is characterized in that, this pull handle portion is shaped as sheet, and this pull handle portion articulates this extension.
11. liquid crystal module as claimed in claim 6 is characterized in that, this liquid crystal panel has a display surface and a back side, and this back side is with respect to this display surface, and this blooming piece position is on the opposite at this back side, and this electric connector exposes by this display surface.
12. liquid crystal module as claimed in claim 6 is characterized in that, this second circuit board is a rigid circuit board.
13. the assemble method of a liquid crystal module is characterized in that, comprising:
One housing is provided, and this housing comprises a base plate and a frame wall, and wherein this base plate has a loading end, and this frame wall connects this base plate, and protrudes from this loading end;
Put a light guide plate on this loading end, wherein this light guide plate has an exiting surface, a bottom surface and is connected the light incident sides between this exiting surface and this bottom surface, and this position, bottom surface is on the opposite of this loading end, and this frame wall is around this light guide plate;
On this loading end, put after this light guide plate, in this housing, put a striation, wherein this striation comprises a first circuit board and at least one luminescence component, this luminescence component is installed on this first circuit board, and the position is on the opposite of this light incident sides, and the position is between this first circuit board and this loading end, this exiting surface of the local covering of this first circuit board;
Above this exiting surface, put at least one blooming piece; And
Put a liquid crystal panel above this blooming piece, wherein this first circuit board position is between this liquid crystal panel and this exiting surface.
14. the assemble method of liquid crystal module as claimed in claim 13 is characterized in that, this blooming piece is to put this striation to put afterwards in this housing.
15. the assemble method of liquid crystal module as claimed in claim 13, it is characterized in that, one soft arranging wire is electrically connected between a second circuit board and this liquid crystal panel, this second circuit board has an installment surface, and an electric connector is installed on this installment surface, after putting this liquid crystal panel, comprise that also the link with this first circuit board combines and electrically connects with this electric connector.
16. the assemble method of liquid crystal module as claimed in claim 15, it is characterized in that, this first circuit board comprises an extension and a main part, this extension has this link, and this main part connects this extension, this luminescence component is installed on this main part, and this link is comprised with the method that this electric connector combines and electrically connects:
This link is inserted in this electric connector, and wherein this extension is seated on this installment surface.
17. the assemble method of liquid crystal module as claimed in claim 16 is characterized in that, this frame wall also has an opening, and this opening position is on the opposite of this light incident sides, and the method for putting this striation in this housing also comprises:
This extension is passed this opening, so that this extending part is outside this housing.
18. the assemble method of liquid crystal module as claimed in claim 13 is characterized in that, before this light guide plate of storing, also is included in and puts a reflecting piece on this loading end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100443966A CN102103280A (en) | 2011-02-24 | 2011-02-24 | Liquid crystal module and assembling method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100443966A CN102103280A (en) | 2011-02-24 | 2011-02-24 | Liquid crystal module and assembling method thereof |
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| Publication Number | Publication Date |
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| CN102103280A true CN102103280A (en) | 2011-06-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011100443966A Pending CN102103280A (en) | 2011-02-24 | 2011-02-24 | Liquid crystal module and assembling method thereof |
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| CN (1) | CN102103280A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102540520A (en) * | 2012-02-22 | 2012-07-04 | 无锡博一光电科技有限公司 | LCM (liquid crystal display module) |
| CN103197448A (en) * | 2013-01-08 | 2013-07-10 | 友达光电股份有限公司 | Transmission substrate, display device using the same, and method for assembling display device |
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| JPH11258622A (en) * | 1998-03-13 | 1999-09-24 | Hitachi Ltd | Liquid crystal display device |
| CN101201507A (en) * | 2006-12-13 | 2008-06-18 | Lg.菲利浦Lcd株式会社 | Backlight unit and liquid crystal display module including the same |
| CN101266354A (en) * | 2007-03-15 | 2008-09-17 | 奇美电子股份有限公司 | Backlight module and device employing same |
| CN101556007A (en) * | 2009-04-30 | 2009-10-14 | 达运精密工业（苏州）有限公司 | Backlight module and display device |
| CN101930137A (en) * | 2009-06-24 | 2010-12-29 | 乐金显示有限公司 | Liquid crystal display device |
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- 2011-02-24 CN CN2011100443966A patent/CN102103280A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH11258622A (en) * | 1998-03-13 | 1999-09-24 | Hitachi Ltd | Liquid crystal display device |
| CN101201507A (en) * | 2006-12-13 | 2008-06-18 | Lg.菲利浦Lcd株式会社 | Backlight unit and liquid crystal display module including the same |
| CN101266354A (en) * | 2007-03-15 | 2008-09-17 | 奇美电子股份有限公司 | Backlight module and device employing same |
| CN101556007A (en) * | 2009-04-30 | 2009-10-14 | 达运精密工业（苏州）有限公司 | Backlight module and display device |
| CN101930137A (en) * | 2009-06-24 | 2010-12-29 | 乐金显示有限公司 | Liquid crystal display device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102540520A (en) * | 2012-02-22 | 2012-07-04 | 无锡博一光电科技有限公司 | LCM (liquid crystal display module) |
| CN103197448A (en) * | 2013-01-08 | 2013-07-10 | 友达光电股份有限公司 | Transmission substrate, display device using the same, and method for assembling display device |
| CN103197448B (en) * | 2013-01-08 | 2015-07-08 | 友达光电股份有限公司 | Transmission substrate, display device using the same, and method for assembling display device |
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Application publication date: 20110622 |