CN101840098B - Liquid crystal display panel and manufacture method thereof - Google Patents
Liquid crystal display panel and manufacture method thereof Download PDFInfo
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- CN101840098B CN101840098B CN 201010182463 CN201010182463A CN101840098B CN 101840098 B CN101840098 B CN 101840098B CN 201010182463 CN201010182463 CN 201010182463 CN 201010182463 A CN201010182463 A CN 201010182463A CN 101840098 B CN101840098 B CN 101840098B
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Abstract
The invention discloses a liquid crystal display panel and a manufacture method thereof. The manufacture method comprises the following steps: providing a panel which comprises a first substrate, a second substrate with an opposite electrode, and a liquid crystal layer, wherein the first substrate is provided with a scanning wiring, a data wiring, an active component electrically connected with the scanning wiring and the data wiring and a pixel electrode electrically connected with the active component, and the liquid crystal layer located between the first substrate and the second substrate is provided with liquid crystal molecules and a monomer material; respectively applying a first solidification voltage and a second solidification voltage to the scanning wiring and the data wiring so as to directly apply the second solidification voltage to the pixel voltage, wherein the absolute value of the first solidification voltage is larger than that of the second solidification voltage; polymerizing the monomer material in the liquid crystal layer so as to form a first polymer stabilizing alignment layer between the first substrate and the liquid crystal layer and form a second polymer stabilizing alignment layer between the second substrate and the liquid crystal layer; and removing an electric field.
Description
The application is the dividing an application of application for a patent for invention " display panels and preparation method thereof " of on October 22nd, 2008 application, and the application number of original application is 200810171156.0.
Technical field
The invention relates to a kind of display panels and preparation method thereof, and particularly relevant for display panels of a kind of using polymer stable alignment technology and preparation method thereof.
Background technology
At present, in the display panels technology, the technology that can reach the wide viewing angle requirement has stable twisted nematic (twist nematic, TN) liquid crystal adds view film (wide viewing film), copline switch type (in-plane switching, IPS) display panels, limit switch type (fringe fieldswitching) display panels, multidomain vertical alignment type (multi-domain verticallyalignment, MVA) mode such as display panels.In these technology, multi-field vertical assigned LCD panel is for being widely used in the middle of the various electronic products.
Existing multi-field vertical assigned LCD panel is to utilize the liquid crystal molecule in the zones of different that is configured to make of alignment structure (alignmentstructure) to topple over different angles, and reaches the effect of wide viewing angle.Yet the design of multi-field vertical assigned LCD panel still has the problem that shows that contrast is not good.Therefore, (it utilizes the polymer-stabilized alignment processing procedure to be suggested in the orientation mode that forms multi-field orientation to a kind of polymer-stabilized alignment for Polymer-stablized alignment, PSA) formula display panels.
The polymer-stabilized alignment processing procedure must be doped in reactive monomer in the liquid crystal layer earlier, and grants the specific electric field of liquid crystal layer.With a light or thermal source irradiating liquid crystal layer, then reactive monomer is assembled to merge and is solidified, to form polymer-stabilized alignment layer (polymerstabilized alignment layer) simultaneously on the substrate of liquid crystal layer both sides under this electric field.Wherein, the molecule of polymer-stabilized alignment layer can present specific structure, and helps to make liquid crystal molecule to topple over and arrangement with different directions, and reaches the wide viewing angle display effect.
In addition, in order to improve the orientation effect to liquid crystal molecule, polymer-stabilized alignment formula display panels also can form little slit or make the orientation projection at substrate at pixel electrode.But, the little slit on the pixel electrode can cause the loss of pixel display brightness and influence display quality.On the other hand, the configuration of orientation projection can make the toppling direction of the liquid crystal molecule that is positioned at orientation projection periphery discontinuous, and causes the situation of light leak.So, the demonstration contrast of display panels can be lowered, and additionally makes the yield that the orientation projection also can cause the burden on the processing procedure and influence processing procedure.
Summary of the invention
The present invention provides a kind of method for making of display panels, can't promote or produce the problem of light leak to solve existing display panels because structural design makes brightness.
The present invention provides a kind of display panels in addition, little slit is set and makes display panels luminance loss's problem to solve at pixel electrode.
The invention provides a kind of method for making of display panels, comprising:
One panel is provided, this panel comprises one first substrate, one second substrate and a liquid crystal layer, wherein this first substrate has plurality of scanning wirings and many data wirings, described plurality of scanning wirings intersects with described many data wirings respectively, and mark off a plurality of pixel regions at this first substrate, this first substrate in each pixel region also has a driving component, one pixel electrode, wherein this driving component is coupled to corresponding this scan wiring and this data wiring, this pixel electrode is coupled to this driving component, this second substrate has a subtend electrode, this liquid crystal layer and has a plurality of liquid crystal molecules and a monomer material in this liquid crystal layer between this first substrate and this second substrate;
Described plurality of scanning wirings is applied one first solidify voltage, and described many data wirings are applied one second solidify voltage, wherein this first curing voltage is greater than the absolute value of this second curing voltage, so that this second curing voltage is fed described pixel electrode, and in this liquid crystal layer, produce an electric field, make liquid crystal molecule arrange along a pre-dumping angle;
This monomer material in this liquid crystal layer of polymerization with formation one first polymer-stabilized alignment layer between this first substrate and this liquid crystal layer, and forms one second polymer-stabilized alignment layer between this second substrate and this liquid crystal layer; And
Remove this electric field.
Further, the method for this monomer material in this liquid crystal layer of polymerization comprises this monomer material irradiation.
Further, to the irradiation power of this monomer material between between the 50mW to 1000mW.
Further, to irradiation time of this monomer material between 50 seconds to 500 seconds.
Further, when producing this electric field in this liquid crystal layer, the voltage difference between described pixel electrode and this counter electrode is between between the 5V to 40V.
Further, the voltage difference between this first curing voltage and this second curing voltage is greater than the starting potential of described driving component.
Further, the voltage difference between this first curing voltage and this second curing voltage is greater than 7V.
The invention also discloses a kind of display panels, comprising:
One first substrate, have plurality of scanning wirings and many data wirings, described plurality of scanning wirings intersects with described many data wirings respectively, and mark off a plurality of pixel regions at this first substrate, this first substrate in each pixel region also has a driving component, a pixel electrode, wherein this driving component is coupled to corresponding this scan wiring and this data wiring, and this pixel electrode is coupled to this driving component;
One second substrate has a subtend electrode;
One liquid crystal layer is disposed between this first substrate and this second substrate, and has a plurality of liquid crystal molecules in this liquid crystal layer;
One first polymer-stabilized alignment layer is disposed between this first substrate and this liquid crystal layer; And
One second polymer-stabilized alignment layer is disposed between this second substrate and this liquid crystal layer.
Further, this first polymer-stabilized alignment layer and this second polymer-stabilized alignment layer are to be polymerized by a monomer material that is entrained in this liquid crystal layer.
Further, this monomer material comprises the photosensitive pattern monomer material.
Further, this monomer material utilizes irradiation and aggregates into this first polymer-stabilized alignment layer and this second polymer-stabilized alignment layer, and the power of radiation source is between between the 50mW to 1000mW.
Further, the irradiation time is between 50 seconds to 500 seconds.
Further, before irradiation, utilize this counter electrode and described pixel electrode that this liquid crystal layer is applied an electric field, make liquid crystal molecule arrange along a pre-dumping angle.
Further, when this liquid crystal layer was applied this electric field, the voltage difference between described pixel electrode and this counter electrode was between between the 5V to 40V.
Further, when liquid crystal molecule is applied this electric field, the voltage that described plurality of scanning wirings is applied is greater than the absolute value of the voltage that described many data wirings are applied, and the voltage difference between described plurality of scanning wirings and described many data wirings is greater than the starting potential of described driving component.
Further, when liquid crystal molecule was applied this electric field, the voltage difference between described plurality of scanning wirings and described many data wirings was greater than 7V.
Further, this first substrate also has a plurality of colored light-filtering units, lays respectively in described a plurality of pixel region.
Further, this second substrate also has a plurality of colored light-filtering units, corresponds respectively to described a plurality of pixel region.
The present invention provides a kind of method for making of display panels again, and it utilizes scan wiring and data wiring to import required voltage and makes the monomer material polymerization and finish the polymer-stabilized alignment processing procedure.
The present invention proposes a kind of method for making of display panels, comprises the steps.One panel is provided, and wherein this panel comprises one first substrate, one second substrate and a liquid crystal layer.First substrate has plurality of scanning wirings and many data wirings, and scan wiring is crossing with data wiring respectively, and marks off a plurality of pixel regions at first substrate.First substrate in each pixel region also has a driving component, a pixel electrode, an auxiliary electrode and a shielding electrode, and wherein driving component is coupled to corresponding scan wiring and data wiring.Pixel electrode is coupled to driving component.Auxiliary electrode is positioned on the pixel electrode and is coupled to pixel electrode, and shielding electrode is positioned at the peripheral auxiliary electrode that also centers on of pixel electrode.Second substrate has a subtend electrode.Liquid crystal layer and has a plurality of liquid crystal molecules and a monomer material in the liquid crystal layer between first substrate and second substrate.Then, scan wiring is applied one first solidify voltage, and the data distribution is applied one second curing voltage, wherein first solidifies voltage greater than the absolute value of the second curing voltage.At this moment, second solidifies voltage can feed pixel electrode, and produces an electric field in liquid crystal layer, makes liquid crystal molecule arrange along a pre-dumping angle.Thereupon, the monomer material in the layer of polymer liquid crystal with formation one first polymer-stabilized alignment layer between first substrate and liquid crystal layer, and forms one second polymer-stabilized alignment layer between second substrate and liquid crystal layer.Then, remove electric field.
In one embodiment of this invention, the method for the monomer material in the above-mentioned layer of polymer liquid crystal comprises the monomer material irradiation.On the practice, for example the irradiation power to monomer material for example is between between the 50mW to 1000mW.In addition, can be between 50 seconds to 500 seconds to the irradiation time of monomer material.
In one embodiment of this invention, above-mentioned when liquid crystal layer is applied electric field, the voltage difference between pixel electrode and the counter electrode is between between the 5V to 40V.
In one embodiment of this invention, above-mentioned first solidifies voltage difference between voltage and the second curing voltage greater than the starting potential of driving component.
In one embodiment of this invention, above-mentioned first solidifies voltage difference between voltage and the second curing voltage greater than 7V.
In one embodiment of this invention, above-mentioned counter electrode and the current potential of shielding electrode comprise an earthing potential.
The present invention proposes a kind of display panels in addition, and it comprises one first substrate, one second substrate, a liquid crystal layer, one first polymer-stabilized alignment layer and one second polymer-stabilized alignment layer.First substrate has plurality of scanning wirings and many data wirings.Scan wiring intersects with data wiring respectively, and marks off a plurality of pixel regions at first substrate.In addition, first substrate in each pixel region also has a driving component, a pixel electrode, an auxiliary electrode and a shielding electrode, and wherein driving component is coupled to corresponding scan wiring and data wiring.Pixel electrode is coupled to driving component.Auxiliary electrode is positioned on the pixel electrode and is coupled to pixel electrode, and shielding electrode is positioned at the peripheral auxiliary electrode that also centers on of pixel electrode.Second substrate has a subtend electrode.Liquid crystal layer is disposed between first substrate and second substrate, and has a plurality of liquid crystal molecules in the liquid crystal layer.The first polymer-stabilized alignment layer is disposed between first substrate and the liquid crystal layer.In addition, the second polymer-stabilized alignment layer is disposed between second substrate and the liquid crystal layer.
In one embodiment of this invention, the above-mentioned first polymer-stabilized alignment layer and the second polymer-stabilized alignment layer are to be polymerized by a monomer material that is entrained in the liquid crystal layer.
On the practice, monomer material for example is the photosensitive pattern monomer material.Monomer material aggregates into the first polymer-stabilized alignment layer and the second polymer-stabilized alignment layer by irradiation, and the power of radiation source is between between the 50mW to 1000mW.
In addition, the irradiation time is between 50 seconds to 500 seconds.
Also by counter electrode and pixel electrode liquid crystal layer is applied an electric field at the preceding of irradiation, make liquid crystal molecule arrange along a pre-dumping angle.When liquid crystal layer was applied electric field, the voltage difference between pixel electrode and the counter electrode was between between the 5V to 40V.
In addition, when liquid crystal molecule was applied electric field, the voltage that scan wiring is applied was greater than the absolute value of the voltage that the data distribution is applied, and the voltage difference between scan wiring and the data wiring is greater than the starting potential of driving component.When liquid crystal molecule was applied electric field, the voltage difference between scan wiring and the data wiring for example was greater than 7V.
In one embodiment of this invention, the first above-mentioned substrate also has a plurality of colored light-filtering units, lays respectively in the pixel region.
In one embodiment of this invention, the second above-mentioned substrate also has a plurality of colored light-filtering units, corresponds respectively to pixel region.
The present invention proposes a kind of method for making of display panels again, and it may further comprise the steps.One panel is provided, and it comprises one first substrate, one second substrate and a liquid crystal layer, and wherein first substrate has one scan distribution and a data wiring.Scan wiring intersects with data wiring respectively.First substrate also has a driving component and a pixel electrode, and wherein driving component is coupled to scan wiring and data wiring, and pixel electrode is coupled to driving component.Second substrate has a subtend electrode.Liquid crystal layer and has a plurality of liquid crystal molecules and a monomer material in the liquid crystal layer between first substrate and second substrate.Then, scan wiring is applied one first solidify voltage, and the data distribution is applied one second solidify voltage, wherein first solidifies voltage greater than the absolute value of the second curing voltage, feed pixel electrode and in liquid crystal layer, produce an electric field to solidify voltage with second, make liquid crystal molecule arrange along a pre-dumping angle.Thereupon, the monomer material in the layer of polymer liquid crystal with formation one first polymer-stabilized alignment layer between first substrate and liquid crystal layer, and forms one second polymer-stabilized alignment layer between second substrate and liquid crystal layer.Afterwards, remove electric field.
The present invention is applied to the technology of polymer-stabilized alignment to have in the display panels of auxiliary electrode and shielding electrode design.Therefore, display panels of the present invention can utilize the polymer-stabilized alignment layer to provide the structural design of suitable anchorage force and the auxiliary electrode of arranging in pairs or groups to make liquid crystal molecule present multi-field arrangement.Change speech, display panels of the present invention need not arrange little slit or in substrate configuration orientation projection in pixel electrode, and helps to improve the display brightness of display panels and penetrance is improved.
For above and other objects of the present invention, feature and advantage can be become apparent, preferred embodiment cited below particularly, and conjunction with figs. are described in detail below.
Description of drawings
Fig. 1 is the schematic top plan view of the liquid crystal panel of one embodiment of the invention;
Fig. 2 A and Fig. 2 B are the method for making of the display panels that illustrates along hatching line A-A ', B-B ' and the C-C ' of Fig. 1;
Fig. 3 A and Fig. 3 B are respectively first substrate schematic top plan view and the partial cutaway schematic of the display panels of another embodiment of the present invention.
Wherein, Reference numeral:
100: display panels 100 ': panel
110,300: the first substrates 112,310: scan wiring
114,320: data wiring 116,330: driving component
118,340: pixel electrode 120,350: auxiliary electrode
122,360: 130: the second substrates of shielding electrode
132: counter electrode 150: liquid crystal layer
152: liquid crystal molecule 154: monomer material
164: the second polymer-stabilized alignment layer of 162: the first polymer-stabilized alignment layers
A-A ', B-B ', C-C ', D-D ', E-E ': hatching line
E: electric field P: pixel region
Vcur1: first solidifies voltage Vcur2: second solidifies voltage
Embodiment
Fig. 1 is the schematic top plan view of the display panels of one embodiment of the invention, and Fig. 2 A and Fig. 2 B are the method for making of the display panels that illustrates along hatching line A-A ', B-B ' and the C-C ' of Fig. 1.Please earlier with reference to Fig. 1 and Fig. 2 A, the method for making of display panels 100 of the present invention for example is that a panel 100 ' is provided earlier.This panel 100 ' comprises one first substrate 110, one second substrate 130 and a liquid crystal layer 150.First substrate 110 has driving component array 110 '.Second substrate 130 has a subtend electrode 132.Liquid crystal layer 150 and has a plurality of liquid crystal molecules 152 and a polymerisable monomer material 154 in the liquid crystal layer 150 between first substrate 110 and second substrate 130.
In detail, first substrate 110 has plurality of scanning wirings 112 and many data wirings 114, only illustrates a scan wiring 112 and two data wirings 114 so that each member clearly is expressed out in Fig. 1.Scan wiring 112 intersects with data wiring 114 respectively, and marks off the pixel region P that a plurality of matrixes are arranged at first substrate 110.First substrate 110 in each pixel region P also has a driving component 116, a pixel electrode 118, an auxiliary electrode 120 and a shielding electrode 122.Driving component 116 is coupled to corresponding scan wiring 112 and data wiring 114, and pixel electrode 118 is coupled to driving component 116.Auxiliary electrode 120 is positioned on the pixel electrode 118 and is coupled to pixel electrode 118, and shielding electrode 122 is positioned at the pixel electrode 118 peripheral auxiliary electrodes 120 that also center on.What deserves to be mentioned is that shielding electrode 122 can be used as the usefulness of capacitance electrode in display panels 100, shielding electrode 122 constitutes storage capacitors with pixel electrode 118, to keep the demonstration voltage of pixel electrode 118.
Then, ask the while with reference to Fig. 1 and Fig. 2 B, apply one first to scan wiring 112 and solidify voltage Vcur1 (or being called sweep trace curing voltage), and data distribution 114 is applied one second curing voltage Vcur2 (or being called data line curing voltage).In addition, counter electrode 132 comprises an earthing potential or a set potential with the subtend current potential of shielding electrode 122.Under condition so, second solidifies voltage Vcur2 can feed pixel electrode 118, and liquid crystal layer 150 in generation one electric field E, make liquid crystal molecule 152 arrange along a pre-dumping angle.
In the present embodiment, first solidifies voltage Vcur1 in fact greater than second absolute value that solidifies voltage Vcur2.Particularly, when liquid crystal layer 150 was applied electric field E, the voltage difference between pixel electrode 118 and the counter electrode 132 for example was between between the 5V to 40V.In addition, in this fabrication steps, the voltage difference between the first curing voltage Vcur1 and the second curing voltage Vcur2 for example is the starting potential greater than driving component 116.On the practice, first voltage difference of solidifying between voltage Vcur1 and the second curing voltage Vcur2 for example is greater than 7V so that the second curing voltage Vcur2 successfully is passed into pixel electrode 118.
In detail, please be simultaneously with reference to Fig. 2 A and Fig. 2 B, the method for the monomer material 154 in the layer of polymer liquid crystal 150 comprises monomer material 154 irradiations, for example is irradiating ultraviolet light.Irradiation power to monomer material 154 for example is between between the 50mW to 1000mW.In addition, can be between 50 seconds to 500 seconds to the irradiation time of monomer material 154.On the practice, in the step to monomer material 154 irradiations, the size of irradiation power can be adjusted along with different process requirement and be matched each other with the length of irradiation time, and the present invention is not limited to above-mentioned numerical range.In addition, present embodiment is that the monomer material 154 with photosensitive pattern is that example describes, and when monomer material 154 is thermal-reactive or other material, then should select for use other method to make monomer material 154 polymerizations.
The production method of present embodiment is under the irradiation effect, and the monomer material 154 in the layer of polymer liquid crystal 150 makes it form polymeric layer at the inner surface of first substrate 110 and second substrate 130.Thus, just can form one first polymer-stabilized alignment layer 162 between first substrate 110 and liquid crystal layer 150, and form one second polymer-stabilized alignment layer 164 between second substrate 130 and liquid crystal layer 150, wherein Fig. 2 B is only in order to schematically illustrate.Then, remove electric field, to finish display panels 100.
In first substrate 110 of present embodiment, the auxiliary electrode 120 that each pixel electrode 118 top disposes adheres to different retes separately with each pixel electrode 118 and is disposed on the different planes.Therefore, when pixel electrode 118 was passed into the second curing voltage Vcur2, the edge of auxiliary electrode 120 can produce marginal field effect.In addition, the shielding electrode 122 around auxiliary electrode 120 also can produce marginal field effect at pixel electrode 118 edges.Therefore, among each pixel region P, the distribution of electric field E is not uniformity.
Under the marginal field effect that auxiliary electrode 120 and shielding electrode 122 provide, liquid crystal molecule 152 will be arranged along with specific mode, for example is the state that illustrates as Fig. 2 B.In other words, under the structural design of first substrate 100, when pixel electrode 118 was passed into the second curing voltage Vcur2, the liquid crystal molecule 152 on the diverse location will be arranged along different pre-dumping angles.At this moment, the arrangement mode of liquid crystal molecule 152 can influence the polymerization process of monomer material 154.Therefore, the polymkeric substance arrangement mode in the first polymer-stabilized alignment layer 162 and the second polymer-stabilized alignment layer 164 for example has specific architectural feature.The present invention directly applies second and solidifies voltage Vcur2 to pixel electrode 118, even Billy is with the curing voltage of common electrode coupling pixel electrode 118, and stable and LCD alignment effect accurately more can be provided.
After electric field E is removed, the certain structural features of the first polymer-stabilized alignment layer 162 and the second polymer-stabilized alignment layer 164 can provide certain orientation anchorage force and help to improve the speed of response of liquid crystal molecule 152.That is to say that present embodiment does not need just can carry out the display panels 100 of polymer-stabilized alignment processing procedure to form multi-field alignment type by little slit or the design of microprotrusion, and more stable orientation effect is provided.Therefore, in the display panels 100 that comes out according to above-mentioned processing procedure made, the speed of response of liquid crystal molecule 152 is good, and the display quality of liquid crystal display 100 can not be subjected to the influence of little slit or orientation projection and can further be raised.
In the present embodiment, pixel electrode 118 intactly is disposed among the pixel region P, so display panels 100 liquid crystal molecule among the whole pixel region P when display frame can show.The design that liquid crystal molecule above existing little slit can't show, display panels 100 has preferable display brightness.In addition, can present the display effect of colouring in order to make display panels 100, first substrate 110 or second substrate 130 can also have a plurality of colored light-filtering units, and it lays respectively among the corresponding pixel region P.That is, second substrate 130 can be that colored optical filtering substrates or first substrate 110 can be that chromatic filter layer is made in (Color filter on Array on the array of pixels, COA) or array of pixels is made in (Array on Color filter, design AOC) on the chromatic filter layer.
What deserves to be mentioned is that the method for making of present embodiment is not limited to be applied in as shown in Figure 1 the display panels 100.In other embodiments, above-mentioned method for making also can be applied in the display panels with auxiliary electrode 120 and shielding electrode 122 designs.In addition, by Fig. 2 B as can be known, from repeatedly putting in proper order of metallic diaphragm, in the display panels 100, data wiring 114 is that the ground floor metal level that directly is disposed on the substrate is made, and the second layer metal layer is made on the insulation course and scan wiring 112 is to be disposed at.Simultaneously, auxiliary electrode 120 and shielding electrode 122 are made with the three-layer metal layer.But, the present invention is not limited to this.In other embodiment, data wiring 114 also can be made with second layer metal layer and ground floor metal level respectively with scan wiring 112.
Fig. 3 A and Fig. 3 B are respectively first substrate schematic top plan view and the partial cutaway schematic of the display panels of another embodiment of the present invention, and wherein Fig. 3 B is depicted as along the hatching line D-D ' of Fig. 3 A and the sectional view of E-E '.Please be simultaneously with reference to Fig. 3 A and Fig. 3 B, first substrate 300 has plurality of scanning wirings 310 and many data wirings 320, and wherein Fig. 3 A is example with two respectively.Scan wiring 310 intersects with data wiring 320 respectively, and marks off a plurality of pixel region P at first substrate 300.In addition, first substrate 300 in each pixel region P also has a driving component 330, a pixel electrode 340, two auxiliary electrodes 350 and a shielding electrode 360.The relation that couples of above-mentioned each assembly for example relation of coupling with each assembly of first substrate 110 of previous embodiment is identical.In addition, two auxiliary electrodes 350 all crested electrode 360 center on.
In first substrate 300, the design of two auxiliary electrodes 350 helps to make the liquid crystal molecule edge in the display panels more the more to arrange in the orientation field when being applied to display panels.That is to say that the design of first substrate 300 can make the wide viewing angle display effect of display panels more promote.In addition, for the design of two auxiliary electrodes 350 of arranging in pairs or groups, the shielding electrode 360 of present embodiment for example presents " day " design of font.
Particularly, sectional view by Fig. 3 B, scan wiring 310 is to be made with the ground floor metal level in the present embodiment, and data wiring 320 is to be made with the second layer metal layer, and auxiliary electrode 350 is all the three-layer metal layer with shielding electrode 360 and is made.In other words, the process sequence of first substrate 300 is different with the process sequence of above-mentioned first substrate 110.
In addition, in first substrate 300, auxiliary electrode 350 belongs to different retes with pixel electrode 340 and is positioned on the different planes.So, when pixel electrode 340 is transfused to voltage, can produce marginal field effect between auxiliary electrode 350 and the pixel electrode 340.Similarly, also can produce corresponding marginal field effect between shielding electrode 360 and the pixel electrode 340.So, when first substrate 300 is applied to the method for making of display panels of previous embodiment, helps to make liquid crystal layer in the display panels to present multi-field orientation and arrange.That is to say, when first substrate 300 is applied in aforesaid method for making, help to promote display panels liquid crystal molecule the speed of response and improve the display quality of display panels.
In sum, the present invention directly provides different curing voltage difference input scan distribution and data wiring and solidifies voltage to pixel electrode, so that the display panels that does not have little slit and orientation projection is carried out the stabilization of polymer alignment manufacture process.Therefore, display panels of the present invention has good display brightness, and the liquid crystal molecule in the display panels also can be kept the quite superior speed of response.Generally speaking, the method for making of display panels of the present invention further promotes the quality of display panels.
Though the present invention with preferred embodiment openly as above; but be not in order to limit the present invention; any those skilled in the art; without departing from the spirit and scope of the present invention; when can doing a little change and modification, so protection scope of the present invention is as the criterion when looking the accompanying Claim book person of defining.
Claims (13)
1. the method for making of a display panels, described display panels does not have little slit and orientation projection, it is characterized in that, comprising:
One panel is provided, this panel comprises one first substrate, one second substrate and a liquid crystal layer, wherein this first substrate has plurality of scanning wirings and many data wirings, described plurality of scanning wirings intersects with described many data wirings respectively, and mark off a plurality of pixel regions at this first substrate, this first substrate in each pixel region also has a driving component, one pixel electrode, one auxiliary electrode and a shielding electrode, wherein this driving component is coupled to corresponding this scan wiring and this data wiring, this pixel electrode is coupled to this driving component, this auxiliary electrode adheres to different retes separately and is disposed at Different Plane with this pixel electrode, and this shielding electrode is positioned at peripheral this auxiliary electrode that also centers on of this pixel electrode, this driving component has an initial voltage, this second substrate has a subtend electrode, this liquid crystal layer and has a plurality of liquid crystal molecules and a monomer material in this liquid crystal layer between this first substrate and this second substrate;
Described plurality of scanning wirings is applied one first solidify voltage, and described many data wirings are applied one second solidify voltage, wherein this first curing voltage is greater than the absolute value of this second curing voltage, voltage difference between this first curing voltage and this second curing voltage is greater than the starting potential of described driving component, so that this second curing voltage is fed described pixel electrode, and the voltage difference between described pixel electrode and this counter electrode is between between the 5V to 40V, and in this liquid crystal layer, produce an electric field, make liquid crystal molecule arrange along a pre-dumping angle;
This monomer material in this liquid crystal layer of polymerization with formation one first polymer-stabilized alignment layer between this first substrate and this liquid crystal layer, and forms one second polymer-stabilized alignment layer between this second substrate and this liquid crystal layer; And
Remove this electric field.
2. the method for making of display panels as claimed in claim 1 is characterized in that, the method for this monomer material in this liquid crystal layer of polymerization comprises this monomer material irradiation.
3. the method for making of display panels as claimed in claim 2 is characterized in that, to the irradiation power of this monomer material between between the 50mW to 1000mW.
4. the method for making of display panels as claimed in claim 2 is characterized in that, to irradiation time of this monomer material between 50 seconds to 500 seconds.
5. the method for making of display panels as claimed in claim 1 is characterized in that, the voltage difference between this first curing voltage and this second curing voltage is greater than 7V.
6. a display panels is characterized in that, this display panels adopts the described method for making of claim 1.
7. display panels as claimed in claim 6 is characterized in that, this monomer material comprises the photosensitive pattern monomer material.
8. display panels as claimed in claim 7 is characterized in that, this monomer material utilizes irradiation and aggregates into this first polymer-stabilized alignment layer and this second polymer-stabilized alignment layer, and the power of radiation source is between between the 50mW to 1000mW.
9. display panels as claimed in claim 8 is characterized in that, the irradiation time is between 50 seconds to 500 seconds.
10. display panels as claimed in claim 8 is characterized in that, utilizes this counter electrode and described pixel electrode that this liquid crystal layer is applied this electric field before irradiation, makes liquid crystal molecule arrange along a pre-dumping angle.
11. display panels as claimed in claim 6 is characterized in that, when liquid crystal molecule was applied this electric field, the voltage difference between described plurality of scanning wirings and described many data wirings was greater than 7V.
12. display panels as claimed in claim 6 is characterized in that, this first substrate also has a plurality of colored light-filtering units, lays respectively in described a plurality of pixel region.
13. display panels as claimed in claim 6 is characterized in that, this second substrate also has a plurality of colored light-filtering units, corresponds respectively to described a plurality of pixel region.
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| CN1696774A (en) * | 2005-06-21 | 2005-11-16 | 友达光电股份有限公司 | Method for fabricating faceplate of liquid crystal display |
| CN1916708A (en) * | 2006-09-04 | 2007-02-21 | 友达光电股份有限公司 | Liquid crystal display faceplate, and driving method |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1696774A (en) * | 2005-06-21 | 2005-11-16 | 友达光电股份有限公司 | Method for fabricating faceplate of liquid crystal display |
| CN1916708A (en) * | 2006-09-04 | 2007-02-21 | 友达光电股份有限公司 | Liquid crystal display faceplate, and driving method |
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