CN203519976U - Transparent display - Google Patents
Transparent display Download PDFInfo
- Publication number
- CN203519976U CN203519976U CN201320639450.6U CN201320639450U CN203519976U CN 203519976 U CN203519976 U CN 203519976U CN 201320639450 U CN201320639450 U CN 201320639450U CN 203519976 U CN203519976 U CN 203519976U
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- guide plate
- light guide
- light
- transparent display
- light source
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- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
A transparent display comprises a light guide plate, a light beam light source, a display panel and optical cement. The light guide plate is provided with a light outlet surface, a bottom surface opposite to the light outlet surface and a light inlet surface connected with the light outlet surface and the bottom surface. The light source is arranged beside the light inlet surface of the light guide plate, the display panel is arranged on the light guide plate, and the optical cement is transparent, is arranged between the display panel and the light outlet surface of the light guide plate and directly adheres to the light outlet surface of the light guide plate. The light guide plate is not provided with any optical microstructure, and the optical microstructure is used for breaking total reflection of a light beam in the light guide plate.
Description
Technical field
The utility model relates to a kind of display, and particularly relevant for a kind of transparent display.
Background technology
Generally speaking, liquid crystal display can be divided into penetrating LCD, reflective liquid-crystal display and semi-penetrated semi-reflected liquid crystal display haply.Along with the application of display is increasingly extensive, transparent display is developed gradually.Transparent display refers to that display itself has penetrability to a certain degree, can clearly illustrate the background at panel rear.Transparent display is applicable to the multiple application such as building window, automotive window and shopper window.Except original transparent Presentation Function, also having future may be as the development potentiality of information display, thereby enjoys market to pay close attention to.
The background of clearly watching rear because transparent display need allow user see through itself, so the penetrance of transparent display is its important performance index.Yet, in known transparent display, be provided with light guide plate more.For the light beam outgoing that makes to transmit in light guide plate, light guide plate itself has special external form more, or the surface of light guide plate is provided with a plurality of optical microstructures (for example site).But a plurality of optical microstructures that have the light guide plate (for example bevelled wedge type light guide plate of tool) of special external form and be arranged on light guide plate surface all can cause bad impact to the penetrance of transparent display.
Utility model content
The utility model provides a kind of transparent display, tool high penetration.
Transparent display of the present utility model, comprises light guide plate, sends light source, display panel and the optical cement of light beam.Light guide plate has exiting surface, with respect to the bottom surface of exiting surface and the incidence surface that connects exiting surface and bottom surface.Light source is disposed at by the incidence surface of light guide plate.Display panel configurations is in light guide plate.Optical cement is transparent.Optical cement is disposed between display panel and the exiting surface of light guide plate, and is directly attached to the exiting surface of light guide plate.Light guide plate does not have arbitrary optical microstructures.Optical microstructures is the total reflection in light guide plate in order to broken beam.
In an embodiment of the present utility model, the exiting surface of the comprehensive covering light guide plate of above-mentioned optical cement.
In an embodiment of the present utility model, above-mentioned optical cement fills up the exiting surface of light guide plate and the space between display panel.
In an embodiment of the present utility model, the refractive index of above-mentioned optical cement is greater than the refractive index of light guide plate.
In an embodiment of the present utility model, the exiting surface of above-mentioned light guide plate and the bottom surface of light guide plate are two flat surfaces.
In an embodiment of the present utility model, the exiting surface of above-mentioned light guide plate is parallel with the bottom surface of light guide plate.
In an embodiment of the present utility model, above-mentioned transparent display also comprises coupling light lid.The common ambient light source of incidence surface of coupling light lid and light guide plate.
In an embodiment of the present utility model, above-mentioned transparent display also comprises diffusion sheet.Diffusion sheet is disposed between the incidence surface and light source of light guide plate.
In an embodiment of the present utility model, above-mentioned light source is a plurality of light emitting diodes.
In an embodiment of the present utility model, above-mentioned light source is many optical fiber, and these fiber optic loop are on the incidence surface of light guide plate.
In an embodiment of the present utility model, above-mentioned optical microstructures is site.
Based on above-mentioned, the transparent display of the utility model one embodiment see through be directly attached to the optical cement of light guide plate exiting surface can the total reflection of broken beam in light guide plate, and replace optical microstructures in known technology or the function on wedge type light guide plate inclined-plane.Therefore, light guide plate can not arrange the optical microstructures in known technology, or designs as wedge type light guide plate in known technology.Thus, light guide plate just can reduce the harmful effect of transparent display penetrance, and then makes transparent display have high penetration.
For above-mentioned feature and advantage of the present utility model can be become apparent, special embodiment below, and coordinate appended graphic being described in detail below.
Accompanying drawing explanation
Figure 1A is the exploded perspective view of the transparent display of the utility model one embodiment;
Figure 1B is the schematic perspective view after the transparent display of Figure 1A is assembled;
Fig. 1 C is the diagrammatic cross-section of the transparent display of Figure 1B;
Fig. 2 A is the exploded perspective view of the transparent display of another embodiment of the utility model;
Fig. 2 B is the schematic perspective view after the transparent display of Fig. 2 A is assembled;
Fig. 3 A is the exploded perspective view of the transparent display of another embodiment of the utility model;
Fig. 3 B is the schematic perspective view after the transparent display of Fig. 3 A is assembled.
[primary clustering symbol description]
100,100A, 100B: transparent display
110: light guide plate
110a: exiting surface
110b: bottom surface
110c: incidence surface
120,120B: light source
130: display panel
132: image element array substrates
134: colored optical filtering substrates
136: liquid crystal layer
140: optical cement
150: coupling light lid
160: diffusion sheet
A-A ': hatching line
L: light beam
S1 ~ S4: surface.
Embodiment
Figure 1A is the exploded perspective view of the transparent display of the utility model one embodiment.Figure 1B is the schematic perspective view after the transparent display of Figure 1A is assembled.Fig. 1 C is the diagrammatic cross-section of the transparent display of Figure 1B.Particularly, Fig. 1 C is the hatching line A-A ' corresponding to Figure 1B.Please refer to Figure 1A, 1B and Fig. 1 C, transparent display 100 comprises light guide plate 110, light source 120, display panel 130 and optical cement 140.Optical cement 140 is transparent.In the present embodiment, light guide plate 110 is for example acrylic block.But the utility model is not as limit, and in other embodiments, light guide plate 110 also can adopt other materials.The display panel 130 of the present embodiment is for example display panels.In detail, the display panel 130 of the present embodiment can comprise image element array substrates 132, with respect to colored optical filtering substrates 134 and the liquid crystal layer 136 between image element array substrates 132 and colored optical filtering substrates 134 of image element array substrates 132.Yet, the utility model is not limited to this, and in other embodiments, display panel 130 also can be the non-light-emitting display panel of other kenels, colored filter display panels of (color filter on array, COA) on image element array substrates for example.
The optical cement 140 that is directly attached to exiting surface 110a can the total reflection of broken beam L in light guide plate 110, and replace optical microstructures in known technology or the function on wedge type light guide plate two inclined-planes.Therefore, the exiting surface 110a of the light guide plate 110 of the present embodiment and bottom surface 110b can be flat surfaces.Exiting surface 110a and the bottom surface 110b of the light guide plate 110 of the present embodiment can be parallel.In other words, the exiting surface 110a of light guide plate 110 and bottom surface 110b can not arrange the optical microstructures in known technology, or as two inclined-plane general configuration of wedge type light guide plate in known technology.Thus, the harmful effect of 110 pairs of transparent display 100 penetrances of light guide plate just can reduce, and then makes transparent display 100 have high penetration.
In the present embodiment, optical cement 140 can connect light guide plate 110 and display panel 130.In detail, optical cement 140 can directly stick together on exiting surface 110a and display panel 130, and can comprehensive covering exiting surface 110a and display panel 130.In other words, optical cement 140 can fill up the space between exiting surface 110a and display panel 130, and loss when reducing light beam L and being passed to display panel 130 from light guide plate 110.In the present embodiment, the refractive index of optical cement 140 is different from the refractive index of light guide plate 110.Furthermore, the refractive index of optical cement 140 is greater than the refractive index of light guide plate 110.
The transparent display 100 of the present embodiment can further comprise coupling light lid 150.The common ambient light source 120 of incidence surface 110c of coupling light lid 150 and light guide plate 110.The transparent display 100 of the present embodiment also can comprise the diffusion sheet 160 being disposed between incidence surface 110c and light source 120.The light beam L that light source 120 sends can be concentrated and enter light guide plate 110 through diffusion sheet 160 rears by coupling light lid 150.The light beam L that is concentrated and pass diffusion sheet 160 by coupling light lid 150 can have suitable dispersion angle.The light beam L with suitable dispersion angle enters after light guide plate 110, can make light guide plate 110 become uniform area source, and then makes the optical characteristics of transparent display 100 good.
In the present embodiment, light source 120 can be a plurality of light emitting diodes.Light source 120 can be arranged at relative two sides of light guide plate 110.In detail, as shown in Figure 1A, the incidence surface 110c of light guide plate 110 can be divided into first surface S1 and with respect to the second surface S2 of first surface S1.Light guide plate 110 has more the 3rd surperficial S3 and with respect to the 4th surperficial S4 of the 3rd surperficial S3.The 3rd surperficial S3 connects first surface S1 and second surface S2, and connects bottom surface 110b and exiting surface 110a.The 4th surperficial S4 also connects first surface S1 and second surface S2, and also connects bottom surface 110b and exiting surface 110a.In the present embodiment, light source 120 can be arranged on by first surface S1 and second surface S2, and is not arranged on by the 3rd surperficial S3 and the 4th surperficial S4.Coupling light lid 150 also can be corresponding to the position configuration of light source 120 with diffusion sheet 160.In detail, the transparent display 100 of the present embodiment can comprise that 150, one coupling light lids 150 of two coupling light lids can surround a part of light source 120 jointly with first surface S1, and another coupling light lid 150 can surround jointly with second surface S2 the light source 120 of another part.The transparent display 100 of the present embodiment can comprise that 160, one diffusion sheets 160 of two diffusion sheets can be arranged between first surface S1 and a part of light source 120, and another diffusion sheet 160 can be arranged between second surface S2 and the light source 120 of another part.
Yet the utility model is not limited to this, light source 120, coupling light lid 150 and diffusion sheet 160 can also configure by other appropriate ways, and light source 120 also can be other kinds.Below utilize Fig. 2 A, Fig. 2 B, Fig. 3 A, Fig. 3 B to illustrate it.Fig. 2 A is the exploded perspective view of the transparent display of another embodiment of the utility model.Fig. 2 B is the schematic perspective view after the transparent display of Fig. 2 A is assembled.Please refer to Fig. 2 A and Fig. 2 B, transparent display 100A and transparent display 100 are similar, and therefore identical assembly, represents with identical symbol.In the embodiment of Fig. 3 A, light source 120 can be arranged at the surrounding of light guide plate 110.In detail, light source 120 can be arranged on by first surface S1, second surface S2, the 3rd surperficial S3 and the 4th surperficial S4.First surface S1, second surface S2, the 3rd surperficial S3 and the 4th surperficial S4 can be all the incidence surface 110c of light guide plate 110.Coupling light lid 150 also can arrange corresponding to the position of light source 120 with diffusion sheet 160.In detail, coupling light lid 150 can with first surface S1, second surface S2, the 3rd surperficial S3 and the common ambient light source 120 of the 4th surperficial S4.Diffusion sheet 160 can be arranged between first surface S1 and light source 120, between second surface S2 and light source 120, between the 3rd surperficial S3 and light source 120 and between the 4th surperficial S4 and light source 120.Transparent display 100A has and the similar effect of transparent display 100 and advantage, in this, just no longer repeats.
Fig. 3 A is the exploded perspective view of the transparent display of another embodiment of the utility model.Fig. 3 B is the schematic perspective view after the transparent display of Fig. 3 A is assembled.Please refer to Fig. 3 A and Fig. 3 B, the transparent display 100B of Fig. 3 A and the transparent display 100A of Fig. 2 A are similar, and therefore identical assembly, represents with identical symbol.In the embodiment of Fig. 3 A, the light source 120B of transparent display 100B can be many optical fiber.These fiber optic loop are on the incidence surface 110c of light guide plate 110.Optical fiber can provide light beam L.The light beam L that optical fiber provides enters light guide plate 110 after can being concentrated by coupling light lid 150, and makes light guide plate 110 become uniform area source.In other words, optical fiber can replace the function of above-mentioned a plurality of light emitting diodes.Transparent display 100B has and the similar effect of transparent display 100A and advantage, also no longer repeats.
In sum, the transparent display of the utility model one embodiment see through be directly attached to the optical cement of light guide plate exiting surface can the total reflection of broken beam in light guide plate, and replace optical microstructures in known technology or the function on wedge type light guide plate two inclined-planes.Therefore, the exiting surface of light guide plate and bottom surface can not arrange the optical microstructures in known technology, or as two inclined-plane general configuration of wedge type light guide plate in known technology.Thus, light guide plate just can reduce the harmful effect of transparent display penetrance, and then makes transparent display have high penetration.
Although the utility model with embodiment openly as above; so it is not in order to limit the utility model; under any, in technical field, have and conventionally know the knowledgeable; within not departing from spirit and scope of the present utility model; when doing a little change and retouching, therefore protection domain of the present utility model is when being as the criterion depending on the aforesaid claim person of defining.
Claims (11)
1. a transparent display, comprising:
One light guide plate, has an exiting surface, with respect to a bottom surface of this exiting surface and an incidence surface that connects this exiting surface and this bottom surface;
One light source, is disposed at by this incidence surface of this light guide plate, and this light source sends a light beam;
One display panel, is disposed in this light guide plate; And
One optical cement, for between this exiting surface transparent, that be disposed at this display panel and this light guide plate and be directly attached to this exiting surface of this light guide plate, wherein this light guide plate does not have arbitrary optical microstructures, and this optical microstructures is in order to destroy the total reflection of this light beam in this light guide plate.
2. transparent display as claimed in claim 1, is characterized in that, this exiting surface of comprehensive this light guide plate of covering of this optical cement.
3. transparent display as claimed in claim 1, is characterized in that, this optical cement fills up this exiting surface of this light guide plate and the space between this display panel.
4. transparent display as claimed in claim 1, is characterized in that, the refractive index of this optical cement is greater than the refractive index of this light guide plate.
5. transparent display as claimed in claim 1, is characterized in that, this exiting surface of this light guide plate and this bottom surface of this light guide plate are two flat surfaces.
6. transparent display as claimed in claim 1, is characterized in that, this exiting surface of this light guide plate is parallel with this bottom surface of this light guide plate.
7. transparent display as claimed in claim 1, is characterized in that, comprising: a coupling light lid, surrounds this light source jointly with this incidence surface of this light guide plate.
8. transparent display as claimed in claim 1, is characterized in that, comprising: a diffusion sheet, is disposed between this incidence surface and this light source of this light guide plate.
9. transparent display as claimed in claim 1, is characterized in that, this light source is a plurality of light emitting diodes.
10. transparent display as claimed in claim 1, is characterized in that, this light source is many optical fiber, and those fiber optic loop are on this incidence surface of this light guide plate.
11. transparent displays as claimed in claim 1, is characterized in that, this optical microstructures is site.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201320639450.6U CN203519976U (en) | 2013-10-17 | 2013-10-17 | Transparent display |
Applications Claiming Priority (1)
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CN201320639450.6U CN203519976U (en) | 2013-10-17 | 2013-10-17 | Transparent display |
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CN203519976U true CN203519976U (en) | 2014-04-02 |
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CN201320639450.6U Expired - Fee Related CN203519976U (en) | 2013-10-17 | 2013-10-17 | Transparent display |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106199819A (en) * | 2016-09-30 | 2016-12-07 | 京东方科技集团股份有限公司 | A kind of backlight module and display device |
CN106324747A (en) * | 2016-09-30 | 2017-01-11 | 苏州茂立光电科技有限公司 | Front light panel and half-penetration reverse display device thereof |
CN107561774A (en) * | 2017-08-23 | 2018-01-09 | 深圳创维-Rgb电子有限公司 | Side entrance back module and display device |
WO2021018139A1 (en) * | 2019-07-31 | 2021-02-04 | 京东方科技集团股份有限公司 | Transparent display apparatus and backlight module |
WO2021238466A1 (en) * | 2020-05-27 | 2021-12-02 | 京东方科技集团股份有限公司 | Display panel and transparent display apparatus |
CN113759597A (en) * | 2020-06-05 | 2021-12-07 | 京东方科技集团股份有限公司 | Transparent display device, display method and manufacturing method |
-
2013
- 2013-10-17 CN CN201320639450.6U patent/CN203519976U/en not_active Expired - Fee Related
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106199819A (en) * | 2016-09-30 | 2016-12-07 | 京东方科技集团股份有限公司 | A kind of backlight module and display device |
CN106324747A (en) * | 2016-09-30 | 2017-01-11 | 苏州茂立光电科技有限公司 | Front light panel and half-penetration reverse display device thereof |
CN106199819B (en) * | 2016-09-30 | 2019-07-05 | 京东方科技集团股份有限公司 | A kind of backlight module and display device |
CN107561774A (en) * | 2017-08-23 | 2018-01-09 | 深圳创维-Rgb电子有限公司 | Side entrance back module and display device |
CN107561774B (en) * | 2017-08-23 | 2020-07-31 | 深圳创维-Rgb电子有限公司 | Side-in backlight module and display device |
WO2021018139A1 (en) * | 2019-07-31 | 2021-02-04 | 京东方科技集团股份有限公司 | Transparent display apparatus and backlight module |
WO2021238466A1 (en) * | 2020-05-27 | 2021-12-02 | 京东方科技集团股份有限公司 | Display panel and transparent display apparatus |
US12050336B2 (en) | 2020-05-27 | 2024-07-30 | Beijing Boe Technology Development Co., Ltd. | Display panel and transparent display apparatus |
CN113759597A (en) * | 2020-06-05 | 2021-12-07 | 京东方科技集团股份有限公司 | Transparent display device, display method and manufacturing method |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140402 Termination date: 20191017 |