CN202548484U - 2D/3D conversion device and display device - Google Patents
2D/3D conversion device and display device Download PDFInfo
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- CN202548484U CN202548484U CN2011204709663U CN201120470966U CN202548484U CN 202548484 U CN202548484 U CN 202548484U CN 2011204709663 U CN2011204709663 U CN 2011204709663U CN 201120470966 U CN201120470966 U CN 201120470966U CN 202548484 U CN202548484 U CN 202548484U
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Abstract
The utility model provides a 2D/3D conversion device and a display device and relates to the field of 3D display technology. The 2D/3D conversion device comprises an upper substrate provided with a first transparent electrode and a lower substrate provided with a second transparent electrode. The upper substrate and the lower substrate form a liquid crystal box through butt joint; polymer dispersed liquid crystal is filled in the liquid crystal box; and the incident light side of the polymer dispersed liquid crystal is provided with an optical grating. The display device employs the 2D/3D conversion device. The 2D/3D conversion device and the display device realize reduction of overall cost and technical difficulty, realize bistable state switching more conveniently, and realize reduction of power consumption.
Description
Technical field
The utility model relates to 3D display technique field, relates in particular to a kind of 2D/3D switching device and display device.
Background technology
The 3D display is divided into bore hole formula and spectacle, and bore hole 3D display makes the user need not wear the 3D glasses just can see stereo-picture, therefore receives extensive welcome.In bore hole formula 3D display showed, the technical application of parallax baffle type 3D display was the most ripe.Parallax baffle utilizes grating to make observer's left eye only see left-eye image, and right eye is only seen eye image, thereby experiences the stereo display effect.Active parallax baffle (Active barrier) is a most frequently used technology in the present parallax baffle type 3D display.As shown in Figure 1, parallax baffle is the grating 1 that has the light-permeable slit, and the shading striped of grating is shown as black in when energising, can printing opacity between the adjacent shading striped, realize that 3D shows; The shading striped becomes transparently during no power, realize to show that 2D shows, has so just realized the conversion of 2D/3D.
But this 2D/3D switching device is processed complicacy, and manufacturing cost is high.
The utility model content
2D/3D switching device and display device that the utility model provides have reduced whole cost, technology difficulty, and convenient realization bistable state is switched, and has reduced power consumption.
For achieving the above object, the embodiment of the utility model adopts following technical scheme:
The utility model provides a kind of 2D/3D switching device, comprising:
Be provided with the upper substrate of first transparency electrode and be provided with the infrabasal plate of second transparency electrode, said upper substrate and said infrabasal plate form liquid crystal cell to the box moulding, are filled with PDLC in the said liquid crystal cell;
Wherein, the incident side at said PDLC is provided with grating.
Further, said grating is arranged at the top of said second transparency electrode of said infrabasal plate, and perhaps, said grating is arranged between said second transparency electrode and the infrabasal plate.
Further, said grating is arranged on the lower surface of said infrabasal plate.
Further, said grating is formed on the 3rd substrate, and the incident side of said the 3rd substrate and said infrabasal plate is fitted.
The space that predetermined distance is arranged between the grating of said the 3rd substrate and the said infrabasal plate further.
Further, said PDLC is that low molecular weight liquid crystal is mixed with prepolymer mutually, forms through polyreaction under certain condition.
The utility model also provides a kind of display device, comprises above-mentioned 2D/3D switching device.
The 2D/3D switching device that the utility model provides utilizes PDLC (PDLC) to realize the switching between the 2D/3D.Whole cost, technology difficulty and weight are lower than the active parallax baffle of liquid crystal type, and the switching of convenient realization bistable state, have reduced power consumption.The display device that the utility model also provides owing to used above-mentioned 2D/3D switching device, has above-mentioned advantage accordingly.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is some embodiment of the utility model, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of 2D/3D switching device in the prior art;
The structural representation one of a kind of 2D/3D switching device that Fig. 2 provides for the utility model;
The structural representation two of a kind of 2D/3D switching device that Fig. 3 provides for the utility model;
The structural representation three of a kind of 2D/3D switching device that Fig. 4 provides for the utility model.
Embodiment
To combine the accompanying drawing among the utility model embodiment below, the technical scheme among the utility model embodiment is carried out clear, intactly description, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
Embodiment one
The 2D/3D switching device that the utility model provides, as shown in Figure 2, comprising:
On upper substrate 1 through sputtering technology deposition ITO (Indium-Tin Oxide, tin indium oxide) layer and through single exposure, development, etching, the composition PROCESS FOR TREATMENT such as peel off and form the first transparency electrode 2a;
On infrabasal plate 5 through sputtering technology deposition ITO layer and through single exposure, development, etching, the composition PROCESS FOR TREATMENT such as peel off and form the second transparency electrode 2b;
On the second transparency electrode 2b of infrabasal plate 5 through sputtering technology deposition chromium metal level or other black materials and through single exposure, development, etching, the composition PROCESS FOR TREATMENT such as peel off and form the grating 4 that has slit; Also can pass through methods such as other printings, transfer printing and make slit grating.
With the upper substrate that is provided with the first transparency electrode 2a 1 and the 5 pairs of box moulding of infrabasal plate that are provided with the second transparency electrode 2b; The mixed liquor of low molecular weight liquid crystal and prepolymer is injected box; Form the polymkeric substance 3 that contains liquid crystal droplet 31 through the polyreaction under the certain condition; Be that (Polymer dispersed liquid crystal PDLC), accomplishes the manufacturing of PDLC device to PDLC.
Wherein, upper substrate 1 can adopt the glass manufacturing with infrabasal plate 5, also can adopt flexible materials such as plastics.
This 2D/3D switching device is when no power; Liquid crystal droplet 31 in the device is in scattering state, and like this, light when the slit of grating 4 gets into the 2D/3D switching device scattering will take place; Make light equably from the outgoing of 2D/3D switching device; When causing light, the shading striped of grating almost can't see, thereby realized that 2D shows from the outgoing of 2D/3D switching device.
When giving the energising of 2D/3D switching device; Liquid crystal molecule in the liquid crystal droplet 31 in the 2D/3D switching device is orientated consistent under the voltage effect; Make the polymkeric substance 3 that contains liquid crystal droplet 31 present pellucidity; Grating shading striped will display so, thereby realizes the effect of parallax baffle, realizes that 3D shows.
The 2D/3D switching device that the utility model provides utilizes PDLC (PDLC) to realize the switching between the 2D/3D.Whole cost, technology difficulty and weight are lower than the active parallax baffle of liquid crystal type, and the switching of convenient realization bistable state, have reduced power consumption.
Embodiment two
The 2D/3D switching device that the utility model provides, as shown in Figure 3, comprising:
On upper substrate 1 through sputtering technology deposition ITO layer and through single exposure, development, etching, the composition PROCESS FOR TREATMENT such as peel off and form the first transparency electrode 2a;
On infrabasal plate 5 through sputtering technology deposition ITO layer and through single exposure, development, etching, the composition PROCESS FOR TREATMENT such as peel off and form the second transparency electrode 2b;
In the incident side of the infrabasal plate 5 of 2D/3D switching device, through sputtering technology deposition chromium metal level or other black materials and through single exposure, development, etching, the composition PROCESS FOR TREATMENT such as peel off and form the grating 4 that has slit.Also can pass through methods such as other printings, transfer printing and make slit grating.
With the upper substrate that is provided with the first transparency electrode 2a 1 and the 5 pairs of box moulding of infrabasal plate that are provided with the second transparency electrode 2b; The mixed liquor of low molecular weight liquid crystal and prepolymer is injected box; Form the polymkeric substance 3 that contains liquid crystal droplet 31 through the polyreaction under the certain condition; Be PDLC, accomplish the manufacturing of PDLC device.
Wherein, upper substrate 1 can adopt the glass manufacturing with infrabasal plate 5, also can adopt flexible materials such as plastics.
This 2D/3D switching device is when no power; Liquid crystal droplet 31 in the device is in scattering state, and like this, light when the slit of grating 4 gets into the 2D/3D switching device scattering will take place; Make light equably from the outgoing of 2D/3D switching device; When causing light, the shading striped of grating almost can't see, thereby realized that 2D shows from the outgoing of 2D/3D switching device.
When giving the energising of 2D/3D switching device; Liquid crystal molecule in the liquid crystal droplet 31 in the 2D/3D switching device is orientated consistent under the voltage effect; Make the polymkeric substance 3 that contains liquid crystal droplet 31 present pellucidity; Grating shading striped will display so, thereby realizes the effect of parallax baffle, realizes that 3D shows.
The 2D/3D switching device that the utility model provides utilizes PDLC (PDLC) to realize the switching between the 2D/3D.Whole cost, technology difficulty and weight are lower than the active parallax baffle of liquid crystal type, and the switching of convenient realization bistable state, have reduced power consumption.
Embodiment three
The 2D/3D switching device that the utility model provides, as shown in Figure 4, comprising:
On upper substrate 1 through sputtering technology deposition ITO layer and through single exposure, development, etching, the composition PROCESS FOR TREATMENT such as peel off and form the first transparency electrode 2a;
On infrabasal plate 5 through sputtering technology deposition ITO layer and through single exposure, development, etching, the composition PROCESS FOR TREATMENT such as peel off and form the second transparency electrode 2b;
With the upper substrate that is provided with the first transparency electrode 2a 1 and the 5 pairs of box moulding of infrabasal plate that are provided with the second transparency electrode 2b; The mixed liquor of low molecular weight liquid crystal and prepolymer is injected box; Form the polymkeric substance 3 that contains liquid crystal droplet 31 through the polyreaction under the certain condition; Be PDLC, accomplish the manufacturing of PDLC device.
On the 3rd substrate 6 through sputtering technology deposition chromium metal level or other black materials and through single exposure, development, etching, the composition PROCESS FOR TREATMENT such as peel off and form the grating 4 that has slit; Also can pass through methods such as other printings, transfer printing and make slit grating.
The infrabasal plate 5 and the 3rd substrate 6 of PDLC device are coupled together, the grating 4 and the infrabasal plate of PDLC device are fitted.
Wherein, upper substrate 1, infrabasal plate 5 and the 3rd substrate 6 can adopt the glass manufacturing, also can adopt flexible materials such as plastics.
This 2D/3D switching device is when no power; Liquid crystal droplet 31 in the device is in scattering state, and like this, light when the slit of grating 4 gets into the 2D/3D switching device scattering will take place; Make light equably from the outgoing of 2D/3D switching device; When causing light, the shading striped of grating almost can't see, thereby realized that 2D shows from the outgoing of 2D/3D switching device.
When giving the energising of 2D/3D switching device; Liquid crystal molecule in the liquid crystal droplet 31 in the 2D/3D switching device is orientated consistent under the voltage effect; Make the polymkeric substance 3 that contains liquid crystal droplet 31 present pellucidity; Grating shading striped will display so, thereby realizes the effect of parallax baffle, realizes that 3D shows.
Preferable, can make the light of process PDLC under the 2D state more even in the space that predetermined distance is set between slit grating and the PDLC, reach better display effect.
The 2D/3D switching device that the utility model provides utilizes PDLC (PDLC) to realize the switching between the 2D/3D.Whole cost, technology difficulty and weight are lower than the active parallax baffle of liquid crystal type, and the switching of convenient realization bistable state, have reduced power consumption.
Embodiment four
Present embodiment provides a kind of display device, and it has used the foregoing description 1～3 each described 2D/3D switching device.Said display device can be mobile phone, notebook, TV, panel computer etc.The display device that the utility model also provides; Owing to used above-mentioned 2D/3D switching device; It is lower than the active parallax baffle of liquid crystal type to have above-mentioned whole cost, technology difficulty and weight accordingly, and the switching of convenient realization bistable state, has reduced advantages such as power consumption.
The above; Be merely the embodiment of the utility model; But the protection domain of the utility model is not limited thereto; Any technician who is familiar with the present technique field can expect changing or replacement in the technical scope that the utility model discloses easily, all should be encompassed within the protection domain of the utility model.Therefore, the protection domain of the utility model should be as the criterion with the protection domain of said claim.
Claims (6)
1. a 2D/3D switching device is characterized in that, comprising:
Be provided with the upper substrate of first transparency electrode and be provided with the infrabasal plate of second transparency electrode, said upper substrate and said infrabasal plate form liquid crystal cell to the box moulding, are filled with PDLC in the said liquid crystal cell;
Wherein, the incident side at said PDLC is provided with grating.
2. 2D/3D switching device according to claim 1 is characterized in that,
Said grating is arranged at the top of said second transparency electrode of said infrabasal plate, and perhaps, said grating is arranged between said second transparency electrode and the infrabasal plate.
3. 2D/3D switching device according to claim 1 is characterized in that,
Said grating is arranged on the lower surface of said infrabasal plate.
4. 2D/3D switching device according to claim 1 is characterized in that,
Said grating is formed on the 3rd substrate, and the incident side of said the 3rd substrate and said infrabasal plate is fitted.
5. 2D/3D switching device according to claim 4 is characterized in that, the space of predetermined distance is arranged between the grating of said the 3rd substrate and the said infrabasal plate.
6. a display device is characterized in that, comprises each described 2D/3D switching device of claim 1～5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204709663U CN202548484U (en) | 2011-11-23 | 2011-11-23 | 2D/3D conversion device and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204709663U CN202548484U (en) | 2011-11-23 | 2011-11-23 | 2D/3D conversion device and display device |
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| CN202548484U true CN202548484U (en) | 2012-11-21 |
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| CN2011204709663U Expired - Lifetime CN202548484U (en) | 2011-11-23 | 2011-11-23 | 2D/3D conversion device and display device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103777396A (en) * | 2014-02-17 | 2014-05-07 | 宁波维真显示科技有限公司 | 2D (two dimensional)/3D (three dimensional) image switching display device for LCD (liquid crystal display) |
| WO2019218825A1 (en) * | 2018-05-17 | 2019-11-21 | 京东方科技集团股份有限公司 | Display component, display device, and control method therefor |
| CN110673381A (en) * | 2019-09-12 | 2020-01-10 | 武汉华星光电技术有限公司 | Double-layer liquid crystal display panel and preparation method thereof |
| CN113687515A (en) * | 2021-09-01 | 2021-11-23 | 北京京东方技术开发有限公司 | Near-to-eye display device, preparation method and wearable equipment |
-
2011
- 2011-11-23 CN CN2011204709663U patent/CN202548484U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103777396A (en) * | 2014-02-17 | 2014-05-07 | 宁波维真显示科技有限公司 | 2D (two dimensional)/3D (three dimensional) image switching display device for LCD (liquid crystal display) |
| CN103777396B (en) * | 2014-02-17 | 2016-02-10 | 宁波维真显示科技有限公司 | For the 2D/3D image shifting display of LCDs |
| WO2019218825A1 (en) * | 2018-05-17 | 2019-11-21 | 京东方科技集团股份有限公司 | Display component, display device, and control method therefor |
| US11314117B2 (en) | 2018-05-17 | 2022-04-26 | Boe Technology Group Co., Ltd. | Display assembly, display device and control method thereof |
| CN110673381A (en) * | 2019-09-12 | 2020-01-10 | 武汉华星光电技术有限公司 | Double-layer liquid crystal display panel and preparation method thereof |
| CN110673381B (en) * | 2019-09-12 | 2021-08-24 | 武汉华星光电技术有限公司 | Double-layer liquid crystal display panel and preparation method thereof |
| CN113687515A (en) * | 2021-09-01 | 2021-11-23 | 北京京东方技术开发有限公司 | Near-to-eye display device, preparation method and wearable equipment |
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Granted publication date: 20121121 |