CN202615086U - Bi-stable cholesteric liquid crystal display structure - Google Patents
Bi-stable cholesteric liquid crystal display structure Download PDFInfo
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- CN202615086U CN202615086U CN 201120361151 CN201120361151U CN202615086U CN 202615086 U CN202615086 U CN 202615086U CN 201120361151 CN201120361151 CN 201120361151 CN 201120361151 U CN201120361151 U CN 201120361151U CN 202615086 U CN202615086 U CN 202615086U
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- 239000004986 Cholesteric liquid crystals (ChLC) Substances 0.000 title abstract description 6
- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 46
- 239000000758 substrate Substances 0.000 claims abstract description 31
- 230000003098 cholesteric effect Effects 0.000 claims description 46
- 238000010521 absorption reaction Methods 0.000 claims description 10
- 239000002245 particle Substances 0.000 claims description 6
- 238000004381 surface treatment Methods 0.000 claims description 5
- 238000009413 insulation Methods 0.000 claims 2
- 238000012545 processing Methods 0.000 abstract description 9
- 238000005516 engineering process Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 4
- 238000002310 reflectometry Methods 0.000 abstract description 3
- 238000003672 processing method Methods 0.000 abstract 1
- 239000004020 conductor Substances 0.000 description 8
- 239000000463 material Substances 0.000 description 6
- 239000011521 glass Substances 0.000 description 4
- 229920003023 plastic Polymers 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- -1 indium tin metal oxide Chemical class 0.000 description 1
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical class [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
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Abstract
The utility model belongs to the liquid crystal display technology field, and provides a bi-stable cholesteric liquid crystal display structure which comprises an upper substrate, a lower substrate, a first conductive film, a first orientation layer, a second conductive film, and a second orientation layer, wherein the first conductive film and the first orientation film are orderly coated inside the upper substrate, the second conductive film and the second orientation layer are orderly coated inside the lower substrate, the first orientation layer and the second orientation layer are respectively plane orientation layers free from friction processing, or the first orientation layer and the second orientation layer are respectively a vertical orientation layer with friction processing and a plane orientation layer free form friction processing, or the first orientation layer and the second orientation layer are respectively a plane orientation layer with or without friction processing and a vertical orientation layer with friction processing. The bi-stable cholesteric liquid crystal display structure provided by the utility model is characterized in that the adoption of the conventional first orientation layer and/or the conventional second orientation layer is prevented, wherein the conventional first orientation layer and the conventional second orientation layer are processed through adoption of a double-face vertical orientation processing method; and the reflectivity and the contrast ratio of the bi-stable cholesteric liquid crystal display structure are improved when the bi-stable display property is realized, and the displaying effects are excellent.
Description
Technical field
The utility model belongs to technical field of liquid crystal display, relates in particular to a kind of bistable state cholesteric phase liquid crystal display structure.
Background technology
At present; Advantages such as the bistable state cholesteric liquid crystal displays of using bistable state cholesteric phase lcd technology is in light weight with it, null field is stablized, need not backlight, low in energy consumption; Be widely used in various portable terminals, e-book or other small size and show product; Thereby bistable state cholesteric phase lcd technology becomes one of focus of field of liquid crystals research.
Bistable state cholesteric phase lcd technology belongs to reflective display technique; It utilizes external environment light to come show image, and need not backlight, but is characterized in two plane attitude texture and burnt awl attitude texture equal stable existence during null field under certain boundary condition; Can black and white, monochrome or colored the demonstration; Utilize the effect of external electric field, realize the conversion of two states, have bistable characteristic.
The bistable state cholesteric phase liquid crystal display structure that prior art provides is as shown in Figure 1, specifically comprises: a upper substrate, an infrabasal plate, be separately fixed at two frames at two ends between upper substrate inboard and the infrabasal plate inboard; Be coated on upper substrate inboard first conductive film and first oriented layer in order; Be coated on infrabasal plate inboard second conductive film and second oriented layer in order; And be filled in the cholesteric liquid crystals in first oriented layer, second oriented layer and two the frame enclosed spaces.Wherein, the surface treatment mode of first oriented layer and second oriented layer adopts two-sided vertical orientated processing mode, makes that the contrast of this kind bistable state cholesteric phase liquid crystal display structure is not good.
Disclosed above-mentioned information only is used to increase the understanding to the utility model background technology in this background technology this part, so it possibly comprise those of ordinary skills' known systems that does not constitute this state.
The utility model content
The purpose of the utility model embodiment is to provide a kind of bistable state cholesteric phase liquid crystal display structure; Be intended to separate in the bistable state cholesteric phase liquid crystal display structure that prior art provides; The surface treatment mode of first oriented layer and second oriented layer adopts two-sided vertical orientated processing mode, makes the not good problem of contrast of this kind bistable state cholesteric phase liquid crystal display structure.
The utility model embodiment is achieved in that a kind of bistable state cholesteric phase liquid crystal display structure, comprises a upper substrate, an infrabasal plate; Be coated on upper substrate inboard first conductive film and first oriented layer in order; Be coated on infrabasal plate inboard second conductive film and second oriented layer in order, said first oriented layer and second oriented layer are respectively not do the planar orientation layer of friction treatment.
Said planar orientation layer is when normal friction, and tilt angle is spent between 10 degree 3 and is the best.
Another purpose of the utility model is also to provide a kind of bistable state cholesteric phase liquid crystal display structure, comprises a upper substrate, an infrabasal plate; Be coated on upper substrate inboard first conductive film and first oriented layer in order; Be coated on infrabasal plate inboard second conductive film and second oriented layer in order, said first oriented layer is not do the planar orientation layer of friction treatment, and said second oriented layer is to do the vertical orientated layer of friction treatment.
Said planar orientation layer is when normal friction, and tilt angle is spent between 10 degree 3 and is the best.
Another purpose of the utility model is also to provide a kind of bistable state cholesteric phase liquid crystal display structure, comprises a upper substrate, an infrabasal plate; Be coated on upper substrate inboard first conductive film and first oriented layer in order; Be coated on infrabasal plate inboard second conductive film and second oriented layer in order, said first oriented layer is to do the planar orientation layer of friction treatment, and said second oriented layer is to do the vertical orientated layer of friction treatment.
Said planar orientation layer is when normal friction, and tilt angle is spent between 30 degree 8 and is the best.
Another purpose of the utility model is also to provide a kind of bistable state cholesteric phase liquid crystal display structure, comprises a upper substrate, an infrabasal plate; Be coated on upper substrate inboard first conductive film and the first even rete in order; Be coated on infrabasal plate inboard second conductive film and the second even rete in order, said even rete is the even rete that a uniform film thickness and surface have a plurality of particles.
Wherein, said even rete can be to have carried out surface treatment and form first insulating film layer and/or second insulating film layer with a plurality of particles.
The bistable state cholesteric phase liquid crystal display structure that the utility model provides has avoided adopting existing first oriented layer and/or second oriented layer after two-sided vertical orientated processing mode is handled; When obtaining the bistable state demonstration; Improved the reflectivity and the contrast of bistable state cholesteric phase liquid crystal display structure, display effect is good.
Description of drawings
Fig. 1 is the bistable state cholesteric phase liquid crystal display structure figure that prior art provides;
Fig. 2 is the bistable state cholesteric phase liquid crystal display structure figure that the utility model first embodiment provides;
Fig. 3 is the bistable state cholesteric phase liquid crystal display structure figure that the utility model second embodiment provides;
Fig. 4 is the bistable state cholesteric phase liquid crystal display structure figure that the utility model the 3rd embodiment provides;
Fig. 5 is the bistable state cholesteric phase liquid crystal display structure figure that the utility model the 4th embodiment provides.
Embodiment
For the purpose, technical scheme and the advantage that make the utility model is clearer,, the utility model is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
Fig. 2 shows the bistable state cholesteric phase liquid crystal display structure that the utility model first embodiment provides.
Different with prior art shown in Figure 1; In the bistable state cholesteric phase liquid crystal display structure that the utility model first embodiment provides; First oriented layer 21 and second oriented layer 22 are respectively not do the planar orientation layer of friction treatment; This planar orientation layer promptly is the oriented layer of being processed by the planar orientation material, and the tilt angle value of this planar orientation material when normal friction 3 spend between 10 degree for best.
Further; In order to reduce the power consumption of this bistable state cholesteric phase liquid crystal display structure, the utility model first embodiment also is being fitted with first insulating film layer 23 and/or between second conductive film and second oriented layer 22, also is being fitted with second insulating film layer 24 between first conductive film and first oriented layer 21.
In addition, among the utility model first embodiment, be provided with an absorption layer 25 at infrabasal plate.Absorption layer 25 can be with the outer surface of surperficial silk-screen silk-screen at infrabasal plate, can also be one to be fitted in the rete that one of infrabasal plate outer surface has color.
Among the utility model first embodiment, upper substrate and/or infrabasal plate can be glass substrates, also can be transparent plastic bases; First conductive film and/or second conductive film can be that (Indium Tin Oxides, ITO) layer also can be such as other conductive material such as organic conductive material to indium tin metal oxide.
Fig. 3 shows the bistable state cholesteric phase liquid crystal display structure that the utility model second embodiment provides.
Different with prior art shown in Figure 1, in the bistable state cholesteric phase liquid crystal display structure that the utility model second embodiment provides, first oriented layer 21 is not do the planar orientation layer of friction treatment, and second oriented layer 22 is to do the vertical orientated layer of friction treatment.Planar orientation layer wherein promptly is the oriented layer of being processed by the planar orientation material, and the tilt angle value of this planar orientation material when normal friction 3 spend between 10 degree for best.
Further; In order to reduce the power consumption of this bistable state cholesteric phase liquid crystal display structure, the utility model second embodiment also is being fitted with first insulating film layer 23 and/or between second conductive film and second oriented layer 22, also is being fitted with second insulating film layer 24 between first conductive film and first oriented layer 21.
In addition, among the utility model second embodiment, be provided with an absorption layer 25 at infrabasal plate.Absorption layer 25 can be with the outer surface of surperficial silk-screen silk-screen at infrabasal plate, can also be one to be fitted in the rete that one of infrabasal plate outer surface has color.
Among the utility model second embodiment, upper substrate and/or infrabasal plate can be glass substrates, also can be transparent plastic bases; First conductive film and/or second conductive film can be the ITO layers, also can be such as other conductive material such as organic conductive material.
Fig. 4 shows the bistable state cholesteric phase liquid crystal display structure that the utility model the 3rd embodiment provides.
Different with prior art shown in Figure 1, in the bistable state cholesteric phase liquid crystal display structure that the utility model the 3rd embodiment provides, first oriented layer 21 is to do the planar orientation layer of friction treatment, and second oriented layer 22 is to do the vertical orientated layer of friction treatment.Planar orientation layer wherein promptly is the oriented layer of being processed by the planar orientation material, and the tilt angle value of this planar orientation material when normal friction 8 spend between 30 degree for best.
Further; In order to reduce the power consumption of this bistable state cholesteric phase liquid crystal display structure, the utility model the 3rd embodiment also is being fitted with first insulating film layer 23 and/or between second conductive film and second oriented layer 22, also is being fitted with second insulating film layer 24 between first conductive film and first oriented layer 21.
In addition, among the utility model the 3rd embodiment, be provided with an absorption layer 25 at infrabasal plate.Absorption layer 25 can be with the outer surface of surperficial silk-screen silk-screen at infrabasal plate, can also be one to be fitted in the rete that one of infrabasal plate outer surface has color.
Among the utility model the 3rd embodiment, upper substrate and/or infrabasal plate can be glass substrates, also can be transparent plastic bases; First conductive film and/or second conductive film can be the ITO layers, also can be such as other conductive material such as organic conductive material.
Fig. 5 shows the bistable state cholesteric phase liquid crystal display structure that the utility model the 4th embodiment provides.
Different with prior art shown in Figure 1; In the bistable state cholesteric phase liquid crystal display structure that the utility model the 4th embodiment provides; First oriented layer 21 and second alignment films 22 are respectively the even retes that a uniform film thickness and surface have a plurality of particles; And this even rete is on-plane surface orientation and vertical orientated layer, thereby the bistable state cholesteric phase liquid crystal display structure that the utility model the 4th embodiment is provided has optimum contrast.
Further, this even rete is the rete after electrostatic prevention is handled.
In addition; In order to reduce the power consumption of this bistable state cholesteric phase liquid crystal display structure, the utility model the 4th embodiment also is being fitted with first insulating film layer 23 and/or between second conductive film and second oriented layer 22, also is being fitted with second insulating film layer 24 between first conductive film and first oriented layer 21.At this moment, evenly rete can be to have carried out surface treatment and form first insulating film layer 23 and/or second insulating film layer 24 with a plurality of particles.
Have again, among the utility model the 4th embodiment, be provided with an absorption layer 25 at infrabasal plate.Absorption layer 25 can be with the outer surface of surperficial silk-screen silk-screen at infrabasal plate, can also be one to be fitted in the rete that one of infrabasal plate outer surface has color.
Among the utility model the 4th embodiment, upper substrate and/or infrabasal plate can be glass substrates, also can be transparent plastic bases; First conductive film and/or second conductive film can be the ITO layers, also can be such as other conductive material such as organic conductive material.
The bistable state cholesteric phase liquid crystal display structure that the utility model provides has avoided adopting existing first oriented layer and/or second oriented layer after two-sided vertical orientated processing mode is handled; When obtaining the bistable state demonstration; Improved the reflectivity and the contrast of bistable state cholesteric phase liquid crystal display structure, display effect is good.
The above is merely the preferred embodiment of the utility model; Not in order to restriction the utility model; Any modification of being done within all spirit and principles at the utility model, be equal to replacement and improvement etc., all should be included within the protection domain of the utility model.
Claims (10)
1. a bistable state cholesteric phase liquid crystal display structure comprises a upper substrate, an infrabasal plate; Be coated on upper substrate inboard first conductive film and first oriented layer in order; Be coated on infrabasal plate inboard second conductive film and second oriented layer in order, it is characterized in that said first oriented layer and second oriented layer are respectively not do the planar orientation layer of friction treatment.
2. bistable state cholesteric phase liquid crystal display structure as claimed in claim 1 is characterized in that, said planar orientation layer is when normal friction, and tilt angle is spent between 10 degree 3 and is the best.
3. a bistable state cholesteric phase liquid crystal display structure comprises a upper substrate, an infrabasal plate; Be coated on upper substrate inboard first conductive film and first oriented layer in order; Be coated on infrabasal plate inboard second conductive film and second oriented layer in order, it is characterized in that said first oriented layer is not do the planar orientation layer of friction treatment, said second oriented layer is to do the vertical orientated layer of friction treatment.
4. bistable state cholesteric phase liquid crystal display structure as claimed in claim 3 is characterized in that, said planar orientation layer is when normal friction, and tilt angle is spent between 10 degree 3 and is the best.
5. a bistable state cholesteric phase liquid crystal display structure comprises a upper substrate, an infrabasal plate; Be coated on upper substrate inboard first conductive film and first oriented layer in order; Be coated on infrabasal plate inboard second conductive film and second oriented layer in order, it is characterized in that said first oriented layer is to do the planar orientation layer of friction treatment, said second oriented layer is to do the vertical orientated layer of friction treatment.
6. bistable state cholesteric phase liquid crystal display structure as claimed in claim 5 is characterized in that, said planar orientation layer is when normal friction, and tilt angle is spent between 30 degree 8 and is the best.
7. a bistable state cholesteric phase liquid crystal display structure comprises a upper substrate, an infrabasal plate; It is characterized in that said structure also comprises: be coated on upper substrate inboard first conductive film and the first even rete in order; Be coated on infrabasal plate inboard second conductive film and the second even rete in order;
Said even rete is the even rete that a uniform film thickness and surface have a plurality of particles.
8. bistable state cholesteric phase liquid crystal display structure as claimed in claim 7 is characterized in that, said even rete is to have carried out surface treatment and form first insulating film layer and/or second insulating film layer with a plurality of particles.
9. bistable state cholesteric phase liquid crystal display structure as claimed in claim 7 is characterized in that, also is fitted with first insulating film layer between said first conductive film and the first even rete; And/or also be fitted with second insulation course between said second conductive film and second oriented layer; Said infrabasal plate is provided with an absorption layer.
10. like claim 1,3,5 each described bistable state cholesteric phase liquid crystal display structures, it is characterized in that, also be fitted with first insulating film layer between said first conductive film and first oriented layer; And/or also be fitted with second insulation course between said second conductive film and second oriented layer; Said infrabasal plate is provided with an absorption layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120361151 CN202615086U (en) | 2011-09-23 | 2011-09-23 | Bi-stable cholesteric liquid crystal display structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120361151 CN202615086U (en) | 2011-09-23 | 2011-09-23 | Bi-stable cholesteric liquid crystal display structure |
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| Publication Number | Publication Date |
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| CN202615086U true CN202615086U (en) | 2012-12-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201120361151 Expired - Lifetime CN202615086U (en) | 2011-09-23 | 2011-09-23 | Bi-stable cholesteric liquid crystal display structure |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109791328A (en) * | 2016-09-29 | 2019-05-21 | 夏普株式会社 | The manufacturing method of liquid crystal display device and liquid crystal display device |
| CN110208990A (en) * | 2018-02-28 | 2019-09-06 | 江苏集萃智能液晶科技有限公司 | A kind of preparation method and bistable state light modulation device of bistable state light modulation device |
| CN110850624A (en) * | 2019-11-25 | 2020-02-28 | 南京华日触控显示科技有限公司 | Cholesteric liquid crystal display screen with different vertical alignment modes and method thereof |
| CN113759612A (en) * | 2021-08-19 | 2021-12-07 | 华南师范大学 | Reflective optical filter based on cholesteric liquid crystal and preparation method and application thereof |
-
2011
- 2011-09-23 CN CN 201120361151 patent/CN202615086U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109791328A (en) * | 2016-09-29 | 2019-05-21 | 夏普株式会社 | The manufacturing method of liquid crystal display device and liquid crystal display device |
| CN109791328B (en) * | 2016-09-29 | 2021-11-23 | 夏普株式会社 | Liquid crystal display device and method for manufacturing liquid crystal display device |
| CN110208990A (en) * | 2018-02-28 | 2019-09-06 | 江苏集萃智能液晶科技有限公司 | A kind of preparation method and bistable state light modulation device of bistable state light modulation device |
| CN110850624A (en) * | 2019-11-25 | 2020-02-28 | 南京华日触控显示科技有限公司 | Cholesteric liquid crystal display screen with different vertical alignment modes and method thereof |
| CN113759612A (en) * | 2021-08-19 | 2021-12-07 | 华南师范大学 | Reflective optical filter based on cholesteric liquid crystal and preparation method and application thereof |
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