CN102929045B - High polymer dispersed liquid crystal panel and preparation method thereof, liquid crystal indicator - Google Patents
High polymer dispersed liquid crystal panel and preparation method thereof, liquid crystal indicator Download PDFInfo
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- CN102929045B CN102929045B CN201210378210.5A CN201210378210A CN102929045B CN 102929045 B CN102929045 B CN 102929045B CN 201210378210 A CN201210378210 A CN 201210378210A CN 102929045 B CN102929045 B CN 102929045B
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Abstract
The present invention relates to field of liquid crystal display, a kind of high polymer dispersed liquid crystal panel is disclosed, comprise thin film transistor (TFT) tft array substrate, color membrane substrates and the high polymer dispersed liquid crystal PDLC layer between tft array substrate and color membrane substrates, in each pixel cell, tft array substrate has many pixel electrodes and many first public electrodes towards the one side of PDLC layer, pixel electrode and the first public electrode spaced apart; Color membrane substrates has the second public electrode towards the one side of PDLC layer.Within the fall time of total reponse time, second public electrode power-off, and make to generate transverse electric field between the first public electrode and pixel electrode, by transverse electric field, the liquid crystal molecule in PDLC layer is resetted rapidly, reduce the fall time of liquid crystal molecule in PDLC layer, and then reduce the total reponse time of liquid crystal molecule entirety.Present invention also offers the preparation method of a kind of liquid crystal indicator and high polymer dispersed liquid crystal panel.
Description
Technical field
The present invention relates to field of liquid crystal display, particularly a kind of high polymer dispersed liquid crystal panel and preparation method thereof, liquid crystal indicator.
Background technology
High polymer dispersed liquid crystal (PDLC, PolymerDispersedLiquidCrystal) is dispersed in solid-state polymer film by liquid crystal particle and forms, and it has the scattering strength control optical transport according to light and does not need the characteristic of polaroid.
In PDLC panel, PDLC layer prepared by positivity liquid crystal is not when applying voltage, liquid crystal molecule in PDLC layer is lack of alignment, and repeatedly occur to reflect and reflection on the interface of liquid crystal molecule and its macromolecule matrix after therefore incident light enters PDLC layer, PDLC panel is scattering states.After applying voltage, the liquid crystal molecule in PDLC layer arranges along the direction of electric field, thus incident light reflection does not occur after entering PDLC layer and reflects and directly transmit.In PDLC layer, the influence factor of the response time of liquid crystal molecule is more, but basically, in PDLC layer, when the initial configuration of liquid crystal molecule director and transformation form, required energy determines the response time of liquid crystal molecule in PDLC layer.
Generally the response time of liquid crystal molecule in PDLC layer is divided into two parts: rise time and fall time; Wherein, when the rise time refers to energising, changed the initial orientation state of liquid crystal molecule in PDLC layer by electric field, and then make the transmitance of PDLC layer rise to the time of 90% needs by 10% of ON state; Fall time, when referring to power-off, the liquid crystal molecule in PDLC layer recovered initial orientation state gradually, and then made the transmitance of PDLC layer be down to the time of 10% needs by 90% of OFF state; The total reponse time of PDLC layer be the rise time and fall time sum.
In general, because macromolecule network in PDLC layer is to the grappling effect of liquid crystal molecule, PDLC layer has the character that rise time faster fall time is slower and fall time, more fast attack time was slower.
Summary of the invention
The invention provides a kind of high polymer dispersed liquid crystal panel, this high polymer dispersed liquid crystal panel on the basis ensureing the PDLC layer rise time, can reduce the fall time of PDLC layer, and then reduces the total reponse time of PDLC layer.Present invention also offers a kind of preparation method of above-mentioned high polymer dispersed liquid crystal panel.
For achieving the above object, the invention provides following technical scheme:
A kind of high polymer dispersed liquid crystal panel, comprise thin film transistor (TFT) tft array substrate, color membrane substrates and the high polymer dispersed liquid crystal PDLC layer between described tft array substrate and color membrane substrates, described tft array substrate has multiple pixel cell,
In each pixel cell, described tft array substrate has many pixel electrodes and many first public electrodes towards the one side of PDLC layer, described pixel electrode and the first public electrode spaced apart;
Described color membrane substrates has the second public electrode towards the one side of PDLC layer.
Preferably, described first public electrode and pixel electrode are arranged with layer.
Preferably, in each pixel cell, described first public electrode is that H type is arranged.
Preferably, in described PDLC layer, the initial orientation of liquid crystal molecule is parallel to described tft array substrate, and the liquid crystal molecule in described PDLC layer is positivity.
Preferably, in described PDLC layer, the initial orientation of liquid crystal molecule is perpendicular to described tft array substrate, and the liquid crystal molecule in described PDLC layer is negativity.
Preferably, described pixel electrode is identical with the first public electrode width; In multiple alternatively distributed described pixel electrode and the first public electrode, the spacing between adjacent pixel electrode and the first public electrode is identical.
Preferably, the width of described pixel electrode and the first public electrode is 2 ~ 5 μm, and the spacing between adjacent pixel electrode and the first public electrode is 3 ~ 8 μm, and the box between described tft array substrate and described color membrane substrates is thick is 8 ~ 20 μm.
Preferably, the width of described pixel electrode and the first public electrode is 2 μm, and the spacing between adjacent pixel electrode and the first public electrode is 8 μm, and the box between described tft array substrate and described color membrane substrates is thick is 10 μm.
Present invention also offers a kind of liquid crystal indicator, comprise any one the high polymer dispersed liquid crystal panel mentioned in technique scheme.
Present invention also offers the driving method of the high polymer dispersed liquid crystal panel mentioned in a kind of technique scheme, comprising:
In the rise time of total reponse time, apply the first identical voltage to described first public electrode and pixel electrode, apply the second voltage to described second public electrode, the first voltage is different from the second voltage potential;
In the fall time of response time, by described second public electrode open circuit, and described first public electrode and pixel electrode are applied to the voltage of different potentials.
Present invention also offers the preparation method of the high polymer dispersed liquid crystal panel mentioned in a kind of technique scheme, comprising:
Thin film transistor (TFT) tft array substrate is formed thin film transistor (TFT) and with pixel electrode and the first public electrode, color membrane substrates is formed the second public electrode; Described pixel electrode is electrically connected with described thin film transistor (TFT);
To box process, described tft array substrate and described color membrane substrates are carried out box process, inject high polymer dispersed liquid crystal PDLC, form liquid crystal panel.
Preferably, the liquid crystal molecule in described PDLC layer is positivity, and described step also comprises before box process:
Tft array substrate and color membrane substrates apply orientation liquid, and orientation liquid solidify to form alignment films, rubs to the surface of alignment films, parallel-oriented with tft array substrate.
Preferably, the liquid crystal molecule in described PDLC layer is negativity, and described step also comprises before box process:
Tft array substrate and color membrane substrates apply orientation liquid, and orientation liquid solidify to form alignment films, vertical orientated with tft array substrate.
High polymer dispersed liquid crystal panel provided by the invention, comprise thin film transistor (TFT) tft array substrate, color membrane substrates and the high polymer dispersed liquid crystal PDLC layer between described tft array substrate and color membrane substrates, described tft array substrate has multiple pixel cell, in each pixel cell, described tft array substrate has many pixel electrodes and many first public electrodes towards the one side of PDLC layer, described pixel electrode and the first public electrode spaced apart; Described color membrane substrates has the second public electrode towards the one side of PDLC layer.
In PDLC layer, the total reponse time of liquid crystal molecule is divided into two parts: rise time and fall time; Wherein, when the rise time refers to energising, changed the initial orientation state of liquid crystal molecule in PDLC layer by electric field, and then make the transmitance of PDLC layer rise to the time of 90% needs by 10% of ON state; Fall time, when referring to power-off, the liquid crystal molecule in PDLC layer recovered initial orientation state gradually, and then made the transmitance of PDLC layer be down to the time of 10% needs by 90% of OFF state; The total reponse time of PDLC layer be the rise time and fall time sum.
High polymer dispersed liquid crystal panel provided by the invention, in the whole total reponse time of liquid crystal molecule in PDLC layer, in the rise time of total reponse time, the first public electrode can be made identical with pixel electrode current potential, and different from the second public electrode current potential, vertical electric field can be produced between the second public electrode and pixel electrode, between the second public electrode and the first public electrode, can vertical electric field be produced; In the fall time of total reponse time, can by the second public electrode power-off, and make the first public electrode different from pixel electrode current potential, and the first public electrode and pixel electrode spaced apart, can transverse electric field be generated between the first public electrode and pixel electrode.PDLC panel provided by the invention, in the fall time of response time, makes the liquid crystal molecule in PDLC layer reset rapidly by transverse electric field, reduces the fall time of liquid crystal molecule in PDLC layer, and then reduce the total reponse time of liquid crystal molecule entirety.
Below with the liquid crystal molecule in PDLC layer for positivity, and be that example is introduced when initial orientation is parallel with tft array substrate.
In the rise time of total reponse time, suppose that the current potential of the first public electrode and pixel electrode is+5 volts, and the current potential of the second public electrode is-5 volts, then the first public electrode and the second public electrode, all can produce the vertical electric field of sensing second public electrode between pixel electrode and the second public electrode, liquid crystal molecule then in PDLC layer is stood up under the effect of vertical electric field, thus light is passed through, form on state of; In the fall time of total reponse time, second public electrode power-off, and the current potential of the first public electrode is+5 volts, the current potential of pixel electrode is-5 volts, then can produce transverse electric field between the first public electrode and pixel electrode, the liquid crystal molecule in PDLC layer can restPose rapidly under the effect of transverse electric field.Therefore, the liquid crystal molecule in PDLC layer is when recovering initial orientation state, and have transverse electric field and assist, release time accelerates.
Certainly, be also can realize when the liquid crystal molecule in PDLC layer is negativity, repeat no more here.
So high polymer dispersed liquid crystal panel provided by the invention can reduce the fall time of PDLC layer, and then reduce the total reponse time of PDLC layer.
Accompanying drawing explanation
Fig. 1 is the structural representation of high polymer dispersed liquid crystal PDLC panel provided by the invention;
Fig. 2 is rise time electric field status schematic diagram when liquid crystal is positivity liquid crystal in PDLC layer in high polymer dispersed liquid crystal panel provided by the invention;
Fig. 3 be when in high polymer dispersed liquid crystal panel provided by the invention, in PDLC layer, liquid crystal is positivity liquid crystal fall time electric field status schematic diagram;
Fig. 4 is the wire structures schematic diagram of the first public electrode and pixel electrode in high polymer dispersed liquid crystal panel provided by the invention;
Fig. 5 is the process flow diagram of high polymer dispersed liquid crystal panel preparation method provided by the invention;
Fig. 6 is the process flow diagram of a kind of preferred version in high polymer dispersed liquid crystal panel preparation method provided by the invention;
Fig. 7 is the process flow diagram of another kind of preferred version in high polymer dispersed liquid crystal panel preparation method provided by the invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
In PDLC layer, the total reponse time of liquid crystal molecule is divided into two parts: rise time and fall time; Wherein, when the rise time refers to energising, changed the initial orientation state of liquid crystal molecule in PDLC layer by electric field, and then make the transmitance of PDLC layer rise to the time of 90% needs by 10% of ON state; Fall time, when referring to power-off, the liquid crystal molecule in PDLC layer recovered initial orientation state gradually, and then made the transmitance of PDLC layer be down to the time of 10% needs by 90% of OFF state; The total reponse time of PDLC layer be the rise time and fall time sum.The present invention, on the basis ensureing its rise time, reduces its fall time by electric field action, thus shortens the total reponse time of liquid crystal molecule in PDLC layer.
Embodiment one
As shown in Figure 1, high polymer dispersed liquid crystal panel provided by the invention, comprise thin film transistor (TFT) tft array substrate 1, color membrane substrates 5 and the high polymer dispersed liquid crystal PDLC layer 3 between tft array substrate 1 and color membrane substrates 5, tft array substrate 1 has multiple pixel cell, in each pixel cell, tft array substrate 1 has many pixel electrodes 2 and many first public electrodes 6 towards the one side of PDLC layer 3, pixel electrode 2 and the first public electrode 6 spaced apart; Color membrane substrates 5 has the second public electrode 4 towards the one side of PDLC layer 3.
High polymer dispersed liquid crystal panel provided by the invention, in the whole total reponse time of liquid crystal molecule in PDLC layer 3, in rise time, make the first public electrode 6 identical with pixel electrode 2 current potential, and different from the second public electrode 4 current potential, vertical electric field can be produced between the second public electrode 4 and pixel electrode 2, between the second public electrode 4 and the first public electrode 6, can vertical electric field be produced; In fall time, by the second public electrode 4 power-off, and make the first public electrode 6 different from pixel electrode 2 current potential, and the first public electrode 6 is spaced apart with pixel electrode 2, can generate transverse electric field between the first public electrode 6 and pixel electrode 2.High polymer dispersed liquid crystal panel provided by the invention, in fall time, makes the liquid crystal molecule in PDLC layer 3 reset rapidly by transverse electric field, reduces the fall time of liquid crystal molecule in PDLC layer 3, and then reduce the total reponse time of liquid crystal molecule entirety.
Therefore, high polymer dispersed liquid crystal display panel provided by the invention can reduce the fall time of PDLC layer, and then reduces the total reponse time of PDLC layer.
Preferably, the second public electrode 4 has platy structure.
Preferably, in the rise time of total reponse time, in order to increase the electric field intensity that the first public electrode 6 and the second public electrode 4 produce, and the homogeneity of the electric field intensity produced between pixel electrode 2 and the second public electrode 4, the first public electrode 6 is arranged with layer with pixel electrode 2.
More preferably, structure as shown in Figure 4, in each pixel cell, the first public electrode 6 is arranged in H type.As shown in Figure 4, for a H type, first public electrode 6 has the first electrode strip 61 and the second electrode strip 62 be parallel to each other, and the transverse electrode bar 63 of lateral connection first electrode strip 61 and the second electrode strip 62, pixel electrode 2 has the lug boss 21 in gap between insertion first electrode strip 61 and the second electrode strip 62; The above-mentioned shape of the first public electrode 6 and the shape of pixel electrode 2, the homogeneity that in each pixel cell, the first public electrode 6 is arranged with pixel electrode 2 can be increased, be increased in the fall time of total reponse time, between the first public electrode 6 and pixel electrode 2, produce the intensity of transverse electric field.
In preferred implementation, in PDLC layer 3, the initial orientation of liquid crystal molecule is parallel to tft array substrate 1, and the liquid crystal molecule in PDLC layer 3 is positivity.
In said structure, when PDLC panel does not apply voltage, positivity liquid crystal molecules parallel in PDLC layer 3 arranges in tft array substrate 1, and incident light enters and repeatedly occurs to reflect after PDLC layer 3 on the interface of positivity liquid crystal molecule with its macromolecule matrix and reflect, and PDLC panel is scattering states, as shown in Figure 2, in rise time, first public electrode 6, pixel electrode 2 and the second public electrode 4 apply voltage, suppose that the first public electrode 6 and pixel electrode 2 apply+5V voltage simultaneously, and the second public electrode 4 applies-5 volt voltages, first public electrode 6 and the second public electrode 4 produce vertical electric field, pixel electrode 2 and the second public electrode 4 produce vertical electric field, therefore the positivity liquid crystal molecule in PDLC layer 3 is under the effect of vertical electric field, arrange along vertical electric field direction, light enters not occur reflection and reflects and directly transmit after entering PDLC layer 3, PDLC Display panel on state of, as shown in Figure 3, in fall time, liquid crystal molecule in PDLC layer 3 will reset, thus when making PDLC panel recover scattering states, the second public electrode 1 is in off-position, and the pixel electrode 2 on tft array substrate 1 applies-5V voltage, and the first public electrode 6 applies+5 volt voltages, produce transverse electric field between pixel electrode 2 and the first public electrode 6, the positivity liquid crystal molecule in PDLC layer 3 arranges fast along the direction of transverse electric field, thus reduces fall time.
So the PDLC panel of said structure can reduce the fall time of PDLC layer 3, and then reduce the total reponse time of PDLC layer 3.
In preferred implementation, in PDLC layer 3, the initial orientation of liquid crystal molecule is perpendicular to tft array substrate 1, and the liquid crystal molecule in PDLC layer 3 is negativity.
In said structure, when PDLC panel does not apply voltage, the negative liquid crystal molecule in PDLC layer 3 arranges perpendicular to tft array substrate 1, and incident light enters not occur reflection and reflects and directly transmit, PDLC Display panel on state of after entering PDLC layer 3, in rise time, first public electrode 6, pixel electrode 2 and the second public electrode 4 apply voltage, suppose that the first public electrode 6 and pixel electrode 2 apply+5V voltage simultaneously, and the second public electrode 4 applies-5 volt voltages, first public electrode 6 and the second public electrode 4 produce vertical electric field, pixel electrode 2 and the second public electrode 4 produce vertical electric field, therefore the negative liquid crystal molecule in PDLC layer 3 arranges perpendicular to direction of an electric field under the effect of vertical electric field, light enters and repeatedly occurs to reflect after PDLC layer 3 on the interface of negative liquid crystal molecule with its macromolecule matrix and reflect, PDLC panel is scattering states, in fall time, liquid crystal molecule in PDLC layer 3 will reset, thus when making PDLC panel recover on state of, second public electrode 1 is in off-position, and the pixel electrode 2 on tft array substrate 1 applies-5V voltage, and the first public electrode 6 applies+5 volt voltages, between pixel electrode 2 and the first public electrode 6, produce transverse electric field, the direction of negative liquid crystal molecule perpendicular to electric field under the effect of transverse electric field in PDLC layer 3 arranges fast, thus reduces fall time.
So the PDLC panel of said structure can reduce the fall time of PDLC layer 3, and then reduce the total reponse time of PDLC layer 3.
As shown in Figure 1, preferably, for increasing the homogeneity producing electric field between each electrode, in above-described embodiment one and its preferred implementation, the width a of pixel electrode 2 is identical with the width b of the first public electrode 6, in multiple alternatively distributed pixel electrode 2 and the first public electrode 6, the spacing d between adjacent pixel electrode 2 and the first public electrode 6 is identical.
Particularly, the width a of pixel electrode 2 and the width of the first public electrode 6 are 2 ~ 5 μm; Spacing d between adjacent pixel electrode 2 and the first public electrode 6 is 3 ~ 8 μm, and the thick D of the box between tft array substrate 1 and color membrane substrates 5 is 8 ~ 20 μm.
More specifically, the width a of the pixel electrode 2 and width b of the first public electrode 6 is 2 μm, and the spacing d between adjacent pixel electrode 2 and the first public electrode 6 is 8 μm, and the thick D of the box between tft array substrate 1 and color membrane substrates 5 is 10 μm.
Embodiment two
On the basis of embodiment one and preferred version thereof, present embodiments provide a kind of liquid crystal indicator comprising above-mentioned any one the high polymer dispersed liquid crystal panel mentioned, the liquid crystal of this liquid crystal indicator has lower total reponse time.
Embodiment three
On the basis of embodiment one and preferred implementation thereof, present embodiments provide a kind of driving method to above-mentioned high polymer dispersed liquid crystal panel, this driving method comprises:
In the rise time of total reponse time, apply the first identical voltage to the first public electrode 6 and pixel electrode 2, apply the second voltage to described second public electrode 4, the first voltage is different from the second voltage potential;
In the fall time of response time, by described second public electrode 4 open circuit, and the first public electrode 6 and pixel electrode 2 are applied to the voltage of different potentials.
In the rise time of total reponse time, because the first public electrode 6 and pixel electrode 2 apply the first identical voltage, there is identical current potential, therefore can not produce transverse electric field between the two; And, because the second voltage applied the second public electrode 4 is different from the first voltage, therefore, the first public electrode 6 and produce vertical electric field respectively between pixel electrode 2 and the second public electrode 4, thus the liquid crystal molecule ordered about in PDLC layer rotates, change the transmitance of PDLC layer;
In the fall time of total reponse time, different voltage is applied to the first public electrode 6 and pixel electrode 2, because the second public electrode 4 disconnects, first public electrode 6 and can not vertical electric field be produced between pixel electrode 2 and the second public electrode 4, and first can produce transverse electric field between public electrode 6 and pixel electrode 2, and then the liquid crystal molecule Rapid reset in driving PDLC layer 3, change the transmitance of PDLC layer 3.
Therefore, by above-mentioned driving method, the high polymer dispersed liquid crystal panel in embodiment one and preferred implementation thereof is driven, the fall time in the total reponse time of liquid crystal molecule in PDLC layer can be reduced, and then reduce total reponse time.
Embodiment four
As shown in Figure 5, present embodiments provide the preparation method of the high polymer dispersed liquid crystal panel described in a kind of above-described embodiment one, comprising:
Step 201: formed on thin film transistor (TFT) tft array substrate 1 thin film transistor (TFT) and with pixel electrode 2 and the first public electrode 6, color membrane substrates 5 is formed the second public electrode 4; Pixel electrode 2 is electrically connected with described thin film transistor (TFT);
Step 202: to box process, is undertaken box process by tft array substrate 1 and color membrane substrates 5, injects high polymer dispersed liquid crystal PDLC, forms liquid crystal panel.
As shown in Figure 6, in preferred implementation, the liquid crystal molecule in PDLC layer is positivity liquid crystal, and also comprises before step 102 pair box process:
Step 203: apply orientation liquid on tft array substrate 1 and color membrane substrates 5, orientation liquid solidify to form alignment films, rubs to the surface of alignment films, parallel-oriented with tft array substrate 1.
As shown in Figure 7, in preferred implementation, the liquid crystal molecule in PDLC layer is negative liquid crystal, and also comprises before step 102 pair box process:
Step 204: apply orientation liquid on tft array substrate 1 and color membrane substrates 5, orientation liquid solidify to form alignment films, vertical orientated with tft array substrate 1.
Obviously, those skilled in the art can carry out various change and modification to the embodiment of the present invention and not depart from the spirit and scope of the present invention.Like this, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.
Claims (11)
1. a high polymer dispersed liquid crystal panel, comprise thin film transistor (TFT) tft array substrate, color membrane substrates and the high polymer dispersed liquid crystal PDLC layer between described tft array substrate and color membrane substrates, described tft array substrate has multiple pixel cell, it is characterized in that
In each pixel cell, described tft array substrate has many pixel electrodes and many first public electrodes towards the one side of PDLC layer, described pixel electrode and the first public electrode spaced apart;
Described color membrane substrates has the second public electrode towards the one side of PDLC layer;
Wherein:
Described first public electrode and pixel electrode are arranged with layer;
In each pixel cell, described first public electrode is that H type is arranged; First public electrode has the first electrode strip and the second electrode strip that are parallel to each other, and the transverse electrode bar of lateral connection first electrode strip and the second electrode strip, and pixel electrode has the lug boss in gap between insertion first electrode strip and the second electrode strip.
2. high polymer dispersed liquid crystal panel according to claim 1, is characterized in that, in described PDLC layer, the initial orientation of liquid crystal molecule is parallel to described tft array substrate, and the liquid crystal in described PDLC layer is positivity liquid crystal.
3. high polymer dispersed liquid crystal panel according to claim 1, is characterized in that, in described PDLC layer, the initial orientation of liquid crystal molecule is perpendicular to described tft array substrate, and the liquid crystal in described PDLC layer is negative liquid crystal.
4. the high polymer dispersed liquid crystal panel according to any one of claims 1 to 3, is characterized in that, described pixel electrode is identical with the first public electrode width; In multiple alternatively distributed described pixel electrode and the first public electrode, the spacing between adjacent pixel electrode and the first public electrode is identical.
5. high polymer dispersed liquid crystal panel according to claim 4, it is characterized in that, the width of described pixel electrode and the first public electrode is 2 ~ 5 μm, spacing between adjacent pixel electrode and the first public electrode is 3 ~ 8 μm, and the box between described tft array substrate and described color membrane substrates is thick is 8 ~ 20 μm.
6. high polymer dispersed liquid crystal panel according to claim 5, it is characterized in that, the width of described pixel electrode and the first public electrode is 2 μm, spacing between adjacent pixel electrode and the first public electrode is 8 μm, and the box between described tft array substrate and described color membrane substrates is thick is 10 μm.
7. a liquid crystal indicator, is characterized in that, comprises the high polymer dispersed liquid crystal panel as described in any one of claim 1-6.
8. a driving method for the high polymer dispersed liquid crystal panel as described in any one of claim 1-6, is characterized in that, comprising:
In the rise time of total reponse time, apply the first identical voltage to described first public electrode and pixel electrode, apply the second voltage to described second public electrode, the first voltage is different from the second voltage potential;
In the fall time of total reponse time, by described second public electrode open circuit, and described first public electrode and pixel electrode are applied to the voltage of different potentials.
9. a preparation method for the high polymer dispersed liquid crystal panel as described in any one of claim 1-6, is characterized in that, comprising:
Thin film transistor (TFT) tft array substrate is formed thin film transistor (TFT) and with pixel electrode and the first public electrode, color membrane substrates is formed the second public electrode; Described pixel electrode is electrically connected with described thin film transistor (TFT);
To box process, described tft array substrate and described color membrane substrates are carried out box process, inject high polymer dispersed liquid crystal PDLC, form liquid crystal panel.
10. the preparation method of high polymer dispersed liquid crystal panel according to claim 9, is characterized in that, the liquid crystal molecule in described PDLC layer is positivity, and described step also comprises before box process:
Tft array substrate and color membrane substrates apply orientation liquid, and orientation liquid solidify to form alignment films, rubs to the surface of alignment films, parallel-oriented with tft array substrate.
The preparation method of 11. high polymer dispersed liquid crystal panels according to claim 9, is characterized in that, the liquid crystal molecule in described PDLC layer is negativity, and described step also comprises before box process:
Tft array substrate and color membrane substrates apply orientation liquid, and orientation liquid solidify to form alignment films, vertical orientated with tft array substrate.
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| CN103278976B (en) * | 2013-05-30 | 2016-01-20 | 京东方科技集团股份有限公司 | Liquid crystal panel and preparation method thereof, display device |
| CN104503168B (en) * | 2015-01-14 | 2017-08-29 | 京东方科技集团股份有限公司 | Array base palte and its manufacture method and display device |
| KR102227240B1 (en) * | 2015-11-30 | 2021-03-12 | 엘지디스플레이 주식회사 | Nano capsule liquid crystal and liquid crystal display device having the same |
| DE102015015436A1 (en) * | 2015-12-02 | 2017-06-08 | Stephanie Faustig | Electrically controllable optical element made of an optically isotropic liquid and process for its production based on liquid composites |
| CN110673387A (en) * | 2019-10-15 | 2020-01-10 | 浙江晶鲸科技有限公司 | Electrically controlled optical diffraction element |
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| CN1991466A (en) * | 2005-12-28 | 2007-07-04 | Lg.菲利浦Lcd株式会社 | Liquid crystal display device and method of driving the same |
| JP4051001B2 (en) * | 2003-05-26 | 2008-02-20 | 株式会社日立製作所 | Liquid crystal display |
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| JP2002040480A (en) * | 2000-07-24 | 2002-02-06 | Matsushita Electric Ind Co Ltd | Liquid crystal display device |
| JP2003107438A (en) * | 2000-09-12 | 2003-04-09 | Canon Inc | Liquid crystal device |
| CN102466923B (en) * | 2010-10-29 | 2014-09-24 | 京东方科技集团股份有限公司 | Thin film transistor-liquid crystal display (TFT-LCD), driving method thereof and manufacture method of color film substrate |
| WO2012128061A1 (en) * | 2011-03-18 | 2012-09-27 | シャープ株式会社 | Liquid crystal drive method and liquid crystal display device |
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| JP4051001B2 (en) * | 2003-05-26 | 2008-02-20 | 株式会社日立製作所 | Liquid crystal display |
| CN1991466A (en) * | 2005-12-28 | 2007-07-04 | Lg.菲利浦Lcd株式会社 | Liquid crystal display device and method of driving the same |
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