CN108089385A - One kind can locally wipe liquid crystal handwriting device - Google Patents
One kind can locally wipe liquid crystal handwriting device Download PDFInfo
- Publication number
- CN108089385A CN108089385A CN201711426902.1A CN201711426902A CN108089385A CN 108089385 A CN108089385 A CN 108089385A CN 201711426902 A CN201711426902 A CN 201711426902A CN 108089385 A CN108089385 A CN 108089385A
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- China
- Prior art keywords
- liquid crystal
- hand
- locally
- slidingtype
- wiper unit
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/137—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
- G02F1/139—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on orientation effects in which the liquid crystal remains transparent
- G02F1/1391—Bistable or multi-stable liquid crystal cells
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Liquid Crystal (AREA)
Abstract
The invention discloses one kind can locally wipe liquid crystal handwriting device, and comprising the hand-written panel unit of a liquid crystal, a slidingtype part wiper unit, a slidingtype, locally wiping supports slide and a hand-held part wiper unit；User can be caused when imposing specified pressure to the hand-written arbitrary regional area in panel unit surface of the liquid crystal the original transparent liquid crystal layer of this regional area be transformed into one can reflecting liquid crystal, be still maintained at can reflective liquid crystal layer state for this regional area after the specified pressure that imposes eliminates.User can be selected with the fixed local wiper unit by imposing specific one first pulse voltage, or it selects with the hand-held part wiper unit by imposing specific one second pulse voltage, by both described optional one move to it is described can reflecting liquid crystal top, can by it is described can reflecting liquid crystal be converted into transparent liquid crystal layer, reach the effect of can locally wiping.
Description
Technical field
The present invention relates to liquid crystal apparatus technical fields, are specifically that one kind can locally wipe liquid crystal handwriting device.
Background technology
Referring to Fig. 1, the ways of writing of general liquid crystal handwriting device can use any solid object that can be pressed, apply
In the general liquid crystal handwriting device liquid crystal layer of the pressing area is caused to deform with specified pressure and turned from original transparent liquid crystal layer
Change into can reflecting liquid crystal, achieve the effect that handwriting or figure line by the method, however if it is desired that function with wiping
When, a kind of function selection is only wiped out comprehensively, and the function of locally wiping can not be provided.
The content of the invention
It is an object of the invention to provide one kind can locally wipe liquid crystal handwriting device, to solve to carry in above-mentioned background technology
The problem of going out.
To achieve the above object, the present invention provides following technical solution：
One kind can locally wipe liquid crystal handwriting device, including：
The hand-written panel unit of one liquid crystal, it is specific by being imposed to the hand-written arbitrary regional area in panel unit surface of the liquid crystal
The transparent liquid crystal layer that can cause this regional area original during pressure be transformed into one can reflecting liquid crystal, in the specific pressure imposed
Power eliminate after this regional area be still maintained at can reflecting liquid crystal state；
One slidingtype part wiper unit, and slidingtype part wiper unit configuration is in the hand-written panel list of the liquid crystal
The upside of member；
Wherein, by imposing specific one first pulse voltage in the slidingtype part wiper unit, and by the cunning
Dynamic formula part wiper unit move to it is described can reflecting liquid crystal top, can be by the slidingtype part wiper unit area of coverage
Under domain it is described can reflecting liquid crystal be converted into the transparent liquid crystal layer.
As further embodiment of the present invention：It is also locally wiped comprising a slidingtype and supports slide, and the slidingtype office
Portion's wiper unit is configured in the slidingtype, and locally wiping is supported on slide, and the slidingtype locally wipes support slide
It is configured at the hand-written panel unit of the liquid crystal surrounding.
As further embodiment of the present invention：Also comprising a hand-held part wiper unit, and the hand-held is locally wiped
Unit configuration is wiped in the upside of the hand-written panel unit of the liquid crystal, by imposing specific one in the hand-held part wiper unit
Second pulse voltage, and by the hand-held part wiper unit move to it is described can reflecting liquid crystal top, can will cover
Region it is described can reflecting liquid crystal be converted into transparent liquid crystal layer.
As further embodiment of the present invention：The slidingtype part wiper unit include one slide banding insulated substrate with
One first conductive layer, and first conductive layer is configured at the slip banding insulated substrate and the hand-written panel unit of the liquid crystal
Between.
As further embodiment of the present invention：First conductive layer has one first wide cut, and the liquid crystal hand
Panel unit is write with one second wide cut, and first wide cut is more than or equal to 1mm with being less than or equal to 1/10th described second
Wide cut.
As further embodiment of the present invention：The bulk resistance of first conductive layer is less than or equal to 1x10-6 Ω m.
As further embodiment of the present invention：The hand-held part wiper unit include a hand-held column insulated substrate with
One second conductive layer, and second conductive layer is configured at the hand-held column insulated substrate and the hand-written panel unit of the liquid crystal
Between.
As further embodiment of the present invention：Second conductive layer has one the 3rd wide cut, and the hand-written face of the liquid crystal
Plate unit has one second wide cut, and the 3rd wide cut is more than or equal to 1mm with being less than or equal to 1/10th second wide cuts.
As further embodiment of the present invention：The bulk resistance of second conductive layer is less than or equal to 1x10-6 Ω m.
As further embodiment of the present invention：The hand-written panel unit of liquid crystal includes one first transparent conductive film, one the
Two transparent insulation base materials and a bistable liquid crystal layer, and the bistable liquid crystal layer is configured at first transparent conductive film and institute
Between stating the second transparent insulation base material, wherein the bistable liquid crystal layer in the absence of power and without it is any pressure deformation in the case of,
Then transparent pattern can be presented in the bistable liquid crystal layer, and the bistable liquid crystal layer at this time can also be referred to as described transparent
Liquid crystal layer；Imposing specified pressure to the hand-written panel unit of the liquid crystal in the absence of power causes the bistable liquid crystal layer to generate shape
Become, then the bistable liquid crystal layer, which can be transformed into, can also be claimed with the pattern of reflected light, the bistable liquid crystal layer at this time
For it is described can reflecting liquid crystal.
Compared with prior art, the beneficial effects of the invention are as follows：It is described a kind of locally to wipe the one of liquid crystal handwriting device
Slidingtype part wiper unit is configured in the upside of the hand-written panel unit of a liquid crystal, by the way that in the slidingtype, locally wiping is single
Member imposes pulse voltage mode, make the hand-written panel unit of the liquid crystal generate liquid crystal characteristic from one can reflecting liquid crystal be converted to one
The variation of transparent liquid crystal layer, it is possible to provide part wipes the figure line being written on the hand-written panel unit of the liquid crystal and word is equivalent
Fruit.
Description of the drawings
The structure diagram for the general liquid crystal handwriting device that Fig. 1 is known technology.
Fig. 2,3,4 are the structure diagram that liquid crystal handwriting device can be locally wiped in the present invention.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment belongs to the scope of protection of the invention.
Refer to Fig. 2~4, in the embodiment of the present invention, one kind can locally wipe liquid crystal handwriting device, hand-written comprising a liquid crystal
Locally wiping supports slide and a hand-held part wiper unit for panel unit, a slidingtype part wiper unit, a slidingtype.
The hand-written panel unit of liquid crystal, by imposing spy to the hand-written arbitrary regional area in panel unit surface of the liquid crystal
The transparent liquid crystal layer that can cause this regional area original during constant-pressure be transformed into one can reflecting liquid crystal, it is specific what is imposed
Pressure eliminate after this regional area be still maintained at can reflecting liquid crystal state；
The slidingtype part wiper unit configuration is fixed on the cunning in the upside of the hand-written panel unit of the liquid crystal
Dynamic formula locally wiping support slide, and the slidingtype locally wiping support slide be configured at the hand-written panel unit of the liquid crystal it
Around.
The slidingtype part wiper unit includes one and slides banding insulated substrate and one first conductive layer, and described first
Conductive layer is configured between the slip banding insulated substrate and the hand-written panel unit of the liquid crystal；First conductive layer has
One first wide cut, and the hand-written panel unit of the liquid crystal have one second wide cut, and first wide cut be more than or equal to 1mm with it is small
In equal to 1/10th second wide cuts；The bulk resistance of first conductive layer is less than or equal to 1x10-6 Ω m.
Wherein, by imposing specific one first pulse voltage in the slidingtype part wiper unit, and by the cunning
Dynamic formula part wiper unit move to it is described can reflecting liquid crystal top, can be by the slidingtype part wiper unit area of coverage
Under domain it is described can reflecting liquid crystal be converted into the transparent liquid crystal layer.
Hand-held part wiper unit configuration side peripheral areas on the hand-written panel unit of the liquid crystal.Wherein,
User can cause this regional area former when imposing specified pressure to the hand-written arbitrary regional area in panel unit surface of the liquid crystal
Come a transparent liquid crystal layer be transformed into one can reflecting liquid crystal, this regional area is still maintained at after the specified pressure that imposes eliminates
It can reflective liquid crystal layer state.
The hand-held part wiper unit includes a hand-held column insulated substrate and one second conductive layer, and described second
Conductive layer is configured between the hand-held column insulated substrate and the hand-written panel unit of the liquid crystal.
Second conductive layer has one the 3rd wide cut, and the hand-written panel unit of the liquid crystal has one second wide cut, and
3rd wide cut is more than or equal to 1mm with being less than or equal to 1/10th second wide cuts；The bulk resistor of second conductive layer
Value is less than or equal to 1x10-6 Ω m.
Locally wiping supports slide to the slidingtype, and the slidingtype part wiper unit is configured in the slidingtype
On local wiping support slide, and the slidingtype locally wiping support slide be configured at the hand-written panel unit of the liquid crystal it
Around.
The hand-held part wiper unit, and hand-held part wiper unit configuration is in the hand-written panel of the liquid crystal
The upside of unit, by imposing specific one second pulse voltage in the hand-held part wiper unit, and by the hand-held
Local wiper unit move to it is described can reflecting liquid crystal top, can by described in overlay area can reflecting liquid crystal be converted into
Transparent liquid crystal layer.
User can be selected with the fixed local wiper unit by imposing specific one first pulse voltage, Huo Zhexuan
It selects with the hand-held part wiper unit by imposing specific one second pulse voltage, institute is moved to by both described optional one
State can reflecting liquid crystal top, can by it is described can reflecting liquid crystal be converted into transparent liquid crystal layer, reaching locally to wipe
The effect of.
The hand-written panel unit of liquid crystal includes one first transparent conductive film, one second transparent insulation base material and a bistable state
Liquid crystal layer, and the bistable liquid crystal layer is configured between first transparent conductive film and the second transparent insulation base material,
Wherein described bistable liquid crystal layer in the absence of power and without it is any pressure deformation in the case of, then the bistable liquid crystal layer can be presented
Transparent pattern, the bistable liquid crystal layer at this time can also be referred to as the transparent liquid crystal layer；In the absence of power to the liquid
Brilliant hand-written panel unit imposes specified pressure and the bistable liquid crystal layer is caused to generate deformation, then the bistable liquid crystal layer can become
Change into can with the pattern of reflected light, the bistable liquid crystal layer at this time can also be referred to as it is described can reflecting liquid crystal.
The invention is not limited in above-described embodiments, on the basis of technical solution disclosed by the invention, the skill of this field
Art personnel are not required performing creative labour that can make one to some of which technical characteristic according to disclosed technology contents
A little simple modification, equivalent change and modifications, belong in the range of technical solution of the present invention.
, it is necessary to illustrate in the description of this specification, unless otherwise clearly defined and limited, term " setting ",
" connected " and " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integrally connect
It connects；It can be directly connected, can also be indirectly connected by intermediary, can be the connection inside two elements.For this
For the those of ordinary skill in field, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
Claims (10)
1. one kind can locally wipe liquid crystal handwriting device, which is characterized in that including：
The hand-written panel unit of one liquid crystal, by imposing specified pressure to the hand-written arbitrary regional area in panel unit surface of the liquid crystal
When this regional area can be caused original a transparent liquid crystal layer be transformed into one can reflecting liquid crystal, disappear in the specified pressure imposed
Except this rear regional area be still maintained at can reflecting liquid crystal state；
One slidingtype part wiper unit, and the slidingtype part wiper unit configuration the hand-written panel unit of the liquid crystal it
Upside；
Wherein, by imposing specific one first pulse voltage in the slidingtype part wiper unit, and by the slidingtype
Local wiper unit move to it is described can reflecting liquid crystal top, can will be under the slidingtype part wiper unit overlay area
It is described can reflecting liquid crystal be converted into the transparent liquid crystal layer.
2. one kind according to claim 1 can locally wipe liquid crystal handwriting device, which is characterized in that also comprising a slidingtype
Local wiping support slide, and the slidingtype part wiper unit be configured in the slidingtype locally wiping support slide it
On, and locally wiping support slide is configured at the hand-written panel unit of the liquid crystal surrounding to the slidingtype.
3. one kind according to claim 1 can locally wipe liquid crystal handwriting device, which is characterized in that also comprising a hand-held
Local wiper unit, and hand-held part wiper unit configuration is in the upside of the hand-written panel unit of the liquid crystal, by
The hand-held part wiper unit imposes specific one second pulse voltage, and the hand-held part wiper unit is moved to institute
State can reflecting liquid crystal top, can by described in overlay area can reflecting liquid crystal be converted into transparent liquid crystal layer.
4. one kind according to claim 1 can locally wipe liquid crystal handwriting device, which is characterized in that the slidingtype is local
Wiper unit includes one and slides banding insulated substrate and one first conductive layer, and first conductive layer is configured at the slip band
Between shape insulated substrate and the hand-written panel unit of the liquid crystal.
5. one kind according to claim 4 can locally wipe liquid crystal handwriting device, which is characterized in that first conductive layer
With one first wide cut, and the hand-written panel unit of the liquid crystal has one second wide cut, and first wide cut is more than or equal to 1mm
With less than or equal to 1/10th second wide cuts.
6. one kind according to claim 4 can locally wipe liquid crystal handwriting device, which is characterized in that first conductive layer
Bulk resistance be less than or equal to 1x10-6 Ω m.
7. one kind according to claim 3 can locally wipe liquid crystal handwriting device, which is characterized in that the hand-held is local
Wiper unit includes a hand-held column insulated substrate and one second conductive layer, and second conductive layer is configured at the hand-held column
Between shape insulated substrate and the hand-written panel unit of the liquid crystal.
8. one kind according to claim 7 can locally wipe liquid crystal handwriting device, which is characterized in that second conductive layer
With one the 3rd wide cut, and the hand-written panel unit of the liquid crystal has one second wide cut, and the 3rd wide cut is more than or equal to 1mm
With less than or equal to 1/10th second wide cuts.
9. one kind according to claim 7 can locally wipe liquid crystal handwriting device, which is characterized in that second conductive layer
Bulk resistance be less than or equal to 1x10-6 Ω m.
10. one kind according to claim 1 can locally wipe liquid crystal handwriting device, which is characterized in that the liquid crystal is hand-written
Panel unit includes one first transparent conductive film, one second transparent insulation base material and a bistable liquid crystal layer, and the bistable state
Liquid crystal layer is configured between first transparent conductive film and the second transparent insulation base material, wherein the bistable liquid crystal layer
In the absence of power and without it is any pressure deformation in the case of, then transparent pattern can be presented in the bistable liquid crystal layer, institute at this time
The transparent liquid crystal layer can also be referred to as by stating bistable liquid crystal layer；Spy is imposed to the hand-written panel unit of the liquid crystal in the absence of power
Constant-pressure causes the bistable liquid crystal layer to generate deformation, then can be transformed into can be with the sample of reflected light for the bistable liquid crystal layer
State, the bistable liquid crystal layer at this time can also be referred to as it is described can reflecting liquid crystal.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711426902.1A CN108089385B (en) | 2017-12-26 | 2017-12-26 | Liquid crystal handwriting device capable of being locally wiped |
| PCT/CN2018/071495 WO2019127640A1 (en) | 2017-12-26 | 2018-01-05 | Liquid crystal handwriting device that can be locally wiped |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711426902.1A CN108089385B (en) | 2017-12-26 | 2017-12-26 | Liquid crystal handwriting device capable of being locally wiped |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108089385A true CN108089385A (en) | 2018-05-29 |
| CN108089385B CN108089385B (en) | 2020-05-19 |
Family
ID=62179391
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711426902.1A Active CN108089385B (en) | 2017-12-26 | 2017-12-26 | Liquid crystal handwriting device capable of being locally wiped |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN108089385B (en) |
| WO (1) | WO2019127640A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108828821A (en) * | 2018-06-28 | 2018-11-16 | 广州林登科技有限公司 | It is a kind of can selective erase liquid crystal writing device and selective erase method |
| CN110146931A (en) * | 2018-06-26 | 2019-08-20 | 山东蓝贝思特教装集团股份有限公司 | A kind of liquid crystal writing film selective erase infrared location system |
| CN112596288A (en) * | 2020-03-04 | 2021-04-02 | 广东多特光电科技有限公司 | Liquid crystal handwriting film and electronic writing equipment |
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| CN107300818B (en) * | 2017-07-27 | 2020-11-10 | 山东蓝贝思特教装集团股份有限公司 | Liquid crystal composite film with writing display function and preparation method thereof |
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- 2018-01-05 WO PCT/CN2018/071495 patent/WO2019127640A1/en active Application Filing
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| US20170017099A1 (en) * | 2011-09-16 | 2017-01-19 | Kent Displays Incorporated | Liquid Crystal Paper |
| US20150054775A1 (en) * | 2013-08-26 | 2015-02-26 | Kent Displays Incorporated | Inductive Switching Of Cholesteric Liquid Crystal Display Device |
| CN204740581U (en) * | 2015-06-01 | 2015-11-04 | 北京蒙恬科技有限公司 | Ch -LCD writes by hand device |
| CN107407831A (en) * | 2015-12-16 | 2017-11-28 | 肯特显示器公司 | The pressure-sensitive liquid crystal apparatus of polychrome |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110146931A (en) * | 2018-06-26 | 2019-08-20 | 山东蓝贝思特教装集团股份有限公司 | A kind of liquid crystal writing film selective erase infrared location system |
| CN108828821A (en) * | 2018-06-28 | 2018-11-16 | 广州林登科技有限公司 | It is a kind of can selective erase liquid crystal writing device and selective erase method |
| CN108828821B (en) * | 2018-06-28 | 2021-01-12 | 广州林登科技有限公司 | Liquid crystal writing device capable of being locally erased and local erasing method |
| CN112596288A (en) * | 2020-03-04 | 2021-04-02 | 广东多特光电科技有限公司 | Liquid crystal handwriting film and electronic writing equipment |
| CN112596288B (en) * | 2020-03-04 | 2023-05-09 | 广东多特光电科技有限公司 | Liquid crystal handwriting film and electronic writing device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108089385B (en) | 2020-05-19 |
| WO2019127640A1 (en) | 2019-07-04 |
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