CN102147100A - Light reflecting sheet and liquid crystal display device containing same - Google Patents
Light reflecting sheet and liquid crystal display device containing same Download PDFInfo
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- CN102147100A CN102147100A CN2010101194735A CN201010119473A CN102147100A CN 102147100 A CN102147100 A CN 102147100A CN 2010101194735 A CN2010101194735 A CN 2010101194735A CN 201010119473 A CN201010119473 A CN 201010119473A CN 102147100 A CN102147100 A CN 102147100A
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- light reflecting
- liquid crystal
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- reflecting piece
- reflecting
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Abstract
The invention relates to a light reflecting sheet and liquid crystal display device containing the light reflecting sheet. The light reflecting sheet contains a light reflecting substrate, a light reflecting bottom layer, a reflecting layer, a high-transmission coating layer, an adhesive layer and a release paper, wherein the light reflecting substrate is provided with a configuration surface and a smooth surface; the light reflecting bottom layer is collated on the light reflecting configuration surface of the light reflecting substrate; the reflecting layer is deposited on the light reflecting bottom layer in an evaporation manner; the high-transmission coating layer is printed on the reflecting layer in a printing manner of a screen printing plate with the mesh number of more than 300, so that the light reflecting sheet has the specific color; the adhesive layer is applied on the smooth surface of the light reflecting substrate; and the release paper is adhered onto the adhesive layer in a stripping manner.
Description
Technical field
The reflecting piece of the relevant a kind of high reflective of the present invention particularly is applied in the liquid crystal indicator reflecting piece as the passive type light source, and relevant a kind of liquid crystal indicator that comprises this reflecting piece.
Background technology
Panel display apparatus as LCD (LCD display), is used for the device of demonstration information or image for using widely at present in various electronic installation.LCD needs back light when demonstration information or image, as cold cathode lamp or light emitting diode (LED) lamp, information on the liquid crystal panel or image are shown.Yet these back lights can consume the suitable electric power of electronic installation on the one hand, and justice can produce suitable heat on the other hand.Hand-held or mobile electronic device (as, notebook or mobile phone) in mainly be to provide electric power with battery, therefore, reduce the power consumption of the LCD on these hand-helds or the mobile electronic device, to be one of present industry target of being made great efforts the service time that prolongs electronic apparatus.In addition, in lighter, thinner, the littler designer trends of electronic installation, comprise that the various electronic component of LCD all is assembled in the more limited space, make heat dissipation problem become visitor's topic that urgent need solves.
Therefore, in the electronics industry, heat liquid crystal indicator still less littler for power consumption, that produce exists very big demand always.
Summary of the invention
Because the shortcoming and the problem of above-mentioned available liquid crystal display unit, one object of the present invention is for providing the reflecting piece of a kind of use in the backlight liquid crystal display module, use the usage quantity that reduces light source in the backlight module, reach and reduce power consumption and reduce the effect that heat produces.Another object of the present invention is for providing a kind of liquid crystal indicator that comprises reflecting piece of the present invention.
Provide a kind of reflecting piece that is used for liquid crystal indicator according to one aspect of the present invention, this reflecting piece comprises:
One reflective base material, it has a contoured face and a smooth surface;
One reflective bottom, it is applied on the reflective contoured face of this reflective base material;
One reflecting layer, it is deposited on this shading layer in the evaporation mode;
One high light transmittance coat of colo(u)r, it is printed on this reflecting layer in the screen painting mode greater than 300 mesh counts, makes this reflecting piece have specific color;
One adhesive-layer, it is applied on the smooth surface of this reflective base material; And
One release liners, it covers on this adhesive-layer.
Provide a kind of liquid crystal indicator on the other hand according to the present invention, it comprises:
One liquid crystal panel; And
One is arranged on the backlight module of the backboard side of this liquid crystal face, and it comprises an active light source and at least one as above-mentioned reflecting piece.
The present invention compared to the useful technique effect of prior art is: because reflecting piece of the present invention is to utilize reflection ray that brightness of illumination is provided passively, it is luminous itself neither to need power drain, can not produce heat energy when luminous yet, only need use the active quantity of light source that lacks than traditional liquid crystal indicator just can reach the same so comprise the LCD that reflecting piece of the present invention is used as back light with traditional liquid crystal indicator, even higher brightness.Therefore, the liquid crystal indicator that comprises reflecting piece of the present invention can significantly reduce the consumption of electric power and the generation of minimizing heat energy, thereby can solve problems such as the highly energy-consuming that is present in traditional liquid crystal indicator, high heat production and difficult heat radiation effectively.
Description of drawings
Further feature of the present invention and advantage can from below in conjunction with accompanying drawing to obtaining clearer and concrete understanding the detailed description of preferred embodiment of the present invention, wherein:
Fig. 1 is the schematic perspective view of a reflective base material.
Fig. 2 is the generalized section of the reflecting piece that is used for liquid crystal indicator of foundation preferred embodiment of the present invention.
Fig. 3 is the perspective exploded view that comprises the liquid crystal indicator of reflecting piece of the present invention.
The specific embodiment
Describe the reflecting piece that is used for LCD of the present invention in detail with reference to Fig. 1 and Fig. 2.Fig. 1 is a schematic perspective view according to the reflective base material 10 of preferred embodiment of the present invention, and it shows the pyramid embossing 11 that is formed with the convex type of an array on the contoured face of this reflective base material 10.Though the reflective base material of using in this embodiment is the reflective base material with embossing formula configuration, yet the reflective base material of other configuration (as, bead formula configuration) also can be used as the reflective base material of reflecting piece of the present invention.
Fig. 2 is the constructed profile of the reflecting piece that is used for LCD 1 of a foundation preferred embodiment of the present invention.As shown in Figure 2, reflecting piece 1 of the present invention comprises the pyramid embossing 11 that is formed with convex type on as shown in Figure 1 reflective base material 10 its contoured face.This reflecting piece 1 further comprises a reflective bottom 20, and it is to dye or the mode that is coated with is formed on the pyramid embossing 11 with gas, is reflected and scattering by the pyramid embossing in order to prevent light, with the optically focused that increases reflective base material 10 and the characteristic of reflection ray.This reflective bottom is to use silicon to be coated with in this embodiment, but other material with same effect also can be used.As shown in the figure, reflecting piece 1 of the present invention further comprises a reflecting layer 30, it is that technology with evaporation is formed on this reflective bottom 20, in order on pyramid configuration 11, to produce the effect of minute surface, allow this reflecting piece 1 except angle reflection ray with pyramid, also can produce the effect that light is reflected fully as mirror one centre, to increase brightness.In this embodiment, the material in this reflecting layer 30 is an aluminium, but other material that can produce identical light reflecting effect also can be used.Reflecting piece 1 of the present invention further comprises a high light transmittance coat of colo(u)r 40, and it is to be formed on pyramid configuration 11 tops with screen printing technology, in order to allow reflecting piece 1 of the present invention have the specific color that can be complementary with the color of electronic installation, for example black.In order to allow this coat of colo(u)r 40 have best light transmission, when carrying out screen painting, preferably use mesh count to implement, in order to allow this coat of colo(u)r 40 have best light transmission and to avoid the consume of light source greater than 300 half tones.Reflecting piece 1 of the present invention further contains an adhesive-layer 50, and it is applied on the even surface opposite with this configuration face of this reflective base material 10, and a release liners 60 its strippingly stick on this adhesive-layer 50.
Next, the liquid crystal indicator 80 of comprising of another aspect of the present invention of reflecting piece 1 of the present invention will be described with reference to Figure 3.As shown in Figure 3, this liquid crystal indicator 80 comprises a liquid crystal panel 82 and substantially and is arranged on the backlight module 84 at the back side of this liquid crystal panel 82 with the back light as liquid crystal panel.A periphery of these backlight module 84 its four peripheries is provided with initiatively light source 86, on other three peripheries, then stick reflecting piece 1 of the present invention, reflect effectively and allow full wafer liquid crystal panel 82 that enough and uniform brightness is arranged in order to this light source 86 is radiated at light on these reflecting piece 1 by the high reflection characteristic of reflecting piece 1 as passive light source.
General traditional liquid crystal indicator can use a plurality of active light sources usually in order to have enough brightness; as cold-cathode lamp or LED lamp; required brightness is provided; but because these active light sources need electrification luminous; so the active light source that uses in the liquid crystal indicator the more its institute's electric power that consumes with regard to bigger and institute's heat energy that produces also the more, the heat dissipation problem that is caused is also healed greatly.On the contrary, because reflecting piece of the present invention is to utilize reflection ray that brightness of illumination is provided passively, it is luminous itself neither to need power drain, can not produce heat energy when luminous yet, only need use the active quantity of light source that lacks than traditional liquid crystal indicator just can reach the same so comprise the LCD that reflecting piece of the present invention is used as back light with traditional liquid crystal indicator, even higher brightness.Therefore, the liquid crystal indicator 80 that comprises reflecting piece 1 of the present invention can significantly reduce the consumption of electric power and the generation of minimizing heat energy, thereby can solve problems such as the highly energy-consuming that is present in traditional liquid crystal indicator, high heat production and difficult heat radiation effectively.Because reflecting piece of the present invention and the liquid crystal indicator that comprises this reflecting piece have the above-mentioned advantage that is better than classical inverse mating plate and liquid crystal indicator, therefore, reflecting piece of the present invention and liquid crystal indicator are the invention creation that has industry applications.
Though reflecting piece of the present invention and liquid crystal indicator are illustrated in the preferred embodiment shown in reference to the accompanying drawings above, this do not represent the present invention only be confined to above described in and the structure shown in the accompanying drawing.In fact, under the principle and spirit of disclosure institute teaching above, the present invention can have various modification and change aspect, and all these and other possible variation all are in by the following true scope of the present invention that claims defined.
Claims (5)
1. reflecting piece is characterized in that comprising:
One reflective base material, it has a contoured face and a smooth surface opposite with this contoured face;
One reflective bottom, it is formed on the contoured face of this reflective base material;
One reflecting layer, it is formed on this reflective bottom;
One high light transmittance coat of colo(u)r, it is to be formed on this reflecting layer in the screen painting mode greater than 300 mesh counts, makes this reflecting piece have specific color;
One adhesive-layer, it is applied on the smooth surface of this reflective base material; And
One release liners, it strippingly sticks on this adhesive-layer.
2. reflecting piece according to claim 1 is characterized in that being formed with on this contoured face the convex type pyramid configuration of an array.
3. the reflecting piece of the thing that is used to foam according to claim 1 is characterized in that this reflective bottom comprises silicon, and is to dye or coating method is formed on this contoured face with gas.
4. reflecting piece according to claim 1 is characterized in that this reflecting layer comprises aluminium, and is to be formed on this reflective bottom in the evaporation mode.
5. liquid crystal indicator is characterized in that comprising:
One liquid crystal panel; And
One backlight module, it comprises each described reflecting piece among at least one active light source and at least one as the above-mentioned claim 1-4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101194735A CN102147100A (en) | 2010-02-08 | 2010-02-08 | Light reflecting sheet and liquid crystal display device containing same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101194735A CN102147100A (en) | 2010-02-08 | 2010-02-08 | Light reflecting sheet and liquid crystal display device containing same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102147100A true CN102147100A (en) | 2011-08-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101194735A Pending CN102147100A (en) | 2010-02-08 | 2010-02-08 | Light reflecting sheet and liquid crystal display device containing same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102147100A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102374491A (en) * | 2011-11-18 | 2012-03-14 | 深圳市华星光电技术有限公司 | Reflecting plate and backlight system |
| CN102592519A (en) * | 2011-11-18 | 2012-07-18 | 深圳市华星光电技术有限公司 | Flat panel display device and stereoscopic display device |
| CN102650706A (en) * | 2012-03-09 | 2012-08-29 | 京东方科技集团股份有限公司 | Reflector plate and preparation method thereof, and backlight with reflector plate |
| US8879017B2 (en) | 2011-11-18 | 2014-11-04 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Flat panel display device and stereoscopic display device |
-
2010
- 2010-02-08 CN CN2010101194735A patent/CN102147100A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102374491A (en) * | 2011-11-18 | 2012-03-14 | 深圳市华星光电技术有限公司 | Reflecting plate and backlight system |
| CN102592519A (en) * | 2011-11-18 | 2012-07-18 | 深圳市华星光电技术有限公司 | Flat panel display device and stereoscopic display device |
| WO2013071582A1 (en) * | 2011-11-18 | 2013-05-23 | 深圳市华星光电技术有限公司 | Flat-panel display device and stereo display device |
| WO2013071579A1 (en) * | 2011-11-18 | 2013-05-23 | 深圳市华星光电技术有限公司 | Reflective panel and backlight system |
| CN102374491B (en) * | 2011-11-18 | 2014-04-16 | 深圳市华星光电技术有限公司 | Backlight system |
| CN102592519B (en) * | 2011-11-18 | 2014-09-17 | 深圳市华星光电技术有限公司 | Flat panel display device and stereoscopic display device |
| US8879017B2 (en) | 2011-11-18 | 2014-11-04 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Flat panel display device and stereoscopic display device |
| CN102650706A (en) * | 2012-03-09 | 2012-08-29 | 京东方科技集团股份有限公司 | Reflector plate and preparation method thereof, and backlight with reflector plate |
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Application publication date: 20110810 |