CN102890366B - Semitransparent semi-inverse liquid crystal display panel and preparation method thereof, liquid crystal indicator - Google Patents
Semitransparent semi-inverse liquid crystal display panel and preparation method thereof, liquid crystal indicator Download PDFInfo
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- CN102890366B CN102890366B CN201210392689.8A CN201210392689A CN102890366B CN 102890366 B CN102890366 B CN 102890366B CN 201210392689 A CN201210392689 A CN 201210392689A CN 102890366 B CN102890366 B CN 102890366B
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Abstract
The invention provides a kind of semitransparent semi-inverse liquid crystal display panel and preparation method thereof, liquid crystal indicator, belong to field of liquid crystal display.This semitransparent semi-inverse liquid crystal display panel comprises first substrate, second substrate, liquid crystal layer between first substrate and second substrate, first substrate and second substrate are provided with multiple pixel, each pixel comprises at least one sub-pixel, sub-pixel comprises echo area and transmission area, first substrate is provided with the first oriented layer; Region second substrate at least corresponding to transmission area is provided with three oriented layer relative with the first oriented layer, and the region in the 3rd oriented layer or corresponding to echo area on second substrate is provided with second oriented layer relative with the first oriented layer; Wherein, the orientation of the second oriented layer and the first oriented layer is perpendicular, and the 3rd oriented layer is identical with the orientation of the first oriented layer.The present invention can simplify the manufacture craft of semi-transparent semi-reflecting display panel, reduces the production cost of liquid crystal display device, improves the display performance of display panels.
Description
Technical field
The present invention relates to field of liquid crystal display, refer to a kind of semitransparent semi-inverse liquid crystal display panel and preparation method thereof, liquid crystal indicator especially.
Background technology
Along with science and technology development and society progress, liquid crystal display more and more widely apply by people, in commercial production, people's lives, play vital effect.
In order to improve the display effect of liquid crystal display out of doors under sunlight, there has been proposed semi-transparent semi-reflective liquid crystal display, making liquid crystal display result of use in the sun obtain certain lifting.In prior art, semi-transparent semi-reflective liquid crystal display comprises color membrane substrates and array base palte, the array base palte of echo area arranges a reflection horizon than the array base palte of transmission area more, due to the thickness in reflection horizon, the light of echo area and transmission area the light path of process different, make the liquid crystal cell needing formation two different-thickness in a sub-pixel, echo area could be made under identical voltage, to produce identical GTG with transmission area, realize semi-transparent semi-reflecting display.But can increase the difficulty of display panels preparation technology like this, after particularly applying orientation liquid on array base palte, when carrying out friction orientation technique, having a lot of dead angle cannot carry out orientation, and the display of liquid crystal display finally can be caused bad.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of semitransparent semi-inverse liquid crystal display panel and preparation method thereof, liquid crystal display, can simplify the manufacture craft of semi-transparent semi-reflecting display panel, improves the display performance of display panels.
For solving the problems of the technologies described above, embodiments of the invention provide technical scheme as follows:
On the one hand, a kind of semitransparent semi-inverse liquid crystal display panel is provided, comprise first substrate, second substrate and the liquid crystal layer between first substrate and second substrate, described first substrate and second substrate are provided with multiple pixel, each pixel comprises at least one sub-pixel, described sub-pixel comprises echo area and transmission area, wherein
Described first substrate is provided with the first oriented layer;
The region described second substrate at least corresponding to described transmission area is provided with three oriented layer relative with described first oriented layer, and the region in described 3rd oriented layer or corresponding to described echo area on second substrate is provided with second oriented layer relative with described first oriented layer;
Wherein, the orientation of described second oriented layer and described first oriented layer is perpendicular, and described 3rd oriented layer is identical with the orientation of described first oriented layer.
Further, in such scheme,
Described first oriented layer and described 3rd oriented layer are the oriented layer of horizontal direction;
Described second oriented layer is the oriented layer of vertical direction.
Further, in such scheme,
Described semitransparent semi-inverse liquid crystal display panel also comprises:
Be arranged at the reflection horizon in region second substrate corresponding to described echo area.
The embodiment of the present invention additionally provides a kind of Transflective liquid crystal display device, comprises semitransparent semi-inverse liquid crystal display panel as above.
The embodiment of the present invention additionally provides a kind of method for making of semitransparent semi-inverse liquid crystal display panel, described display panels comprises first substrate, second substrate and the liquid crystal layer between first substrate and second substrate, described first substrate and second substrate are provided with multiple pixel, each pixel comprises at least one sub-pixel, described sub-pixel comprises echo area and transmission area, wherein, described method for making comprises:
Described first substrate is formed the first oriented layer;
The region that described second substrate at least corresponds to described transmission area forms three oriented layer identical with described first oriented layer orientation;
Described 3rd oriented layer forms second oriented layer perpendicular with the orientation of described first oriented layer corresponding to the region region of described echo area or described second substrate corresponding to described echo area.
Further, in such scheme,
Described first oriented layer and described 3rd oriented layer are the oriented layer of horizontal direction;
Described second oriented layer is the oriented layer of vertical direction.
Further, described method for making also comprises: the formation reflection horizon, region corresponding to described echo area on described second substrate.
Further, described method for making specifically comprises:
First substrate is provided;
Form the first oriented layer on described first substrate;
Second substrate is provided;
Form the region that reflection horizon corresponds to described echo area on described second substrate;
Form the region that the 3rd oriented layer at least corresponds to described transmission area on described second substrate, described 3rd oriented layer is identical with the orientation of described first oriented layer;
Form the second oriented layer corresponding to the region region of described echo area or second substrate corresponding to described echo area in the 3rd oriented layer, the orientation of described second oriented layer and described first oriented layer is perpendicular;
Form liquid crystal layer between described first substrate and described second substrate.
Further, described formation first oriented layer comprises on described first substrate:
Described first substrate applies the first orientation liquid of horizontal direction matching, orientation is carried out to described first orientation liquid and forms described first oriented layer;
Described formation the 3rd oriented layer at least corresponds on the region of described transmission area in described second substrate, forms the second oriented layer and corresponds in described 3rd oriented layer the region region of described echo area or described second substrate corresponding to described echo area and comprise:
Described second substrate applies the 3rd orientation liquid of horizontal direction matching, orientation is carried out to described orientation liquid and forms described 3rd oriented layer; Described 3rd oriented layer applies corresponding to the region region of echo area or described second substrate corresponding to described echo area the second orientation liquid of vertical orientation, orientation is carried out to described second orientation liquid and forms described second oriented layer.
Further, described the second orientation liquid corresponding to the region coating vertical orientation region of echo area or described second substrate corresponding to described echo area in described 3rd oriented layer comprises:
Adopt the second orientation liquid of InkJet printing processes coating vertical orientation.
Embodiments of the invention have following beneficial effect:
In such scheme, form the first oriented layer on the first substrate, the second substrate of echo area forms second oriented layer perpendicular with the orientation of the first oriented layer, like this in echo area, due to 2 times that its light path is transmission area, but it produces by liquid crystal molecule the half that phase delay is transmission area, transmission area so just can be made to produce identical GTG with echo area under identical voltage, thus realize semi-transparent semi-reflecting display under single box is thick.Semitransparent semi-inverse liquid crystal display panel of the present invention is simple compared to traditional semi-transparent semi-reflecting display structure preparation technology, and process costs is low, has higher ease for use, and can not produce orientation bad phenomenon.
Accompanying drawing explanation
Fig. 1 is the structural representation of the semitransparent semi-inverse liquid crystal display panel of the embodiment of the present invention.
Fig. 2 is the schematic flow sheet of the method for making of the semitransparent semi-inverse liquid crystal display panel of the embodiment of the present invention.
Embodiment
For embodiments of the invention will be solved technical matters, technical scheme and advantage clearly, be described in detail below in conjunction with the accompanying drawings and the specific embodiments.
Embodiments of the invention for semi-transparent semi-reflective liquid crystal display in prior art due to the structural design of itself, need the liquid crystal cell forming two different-thickness in a sub-pixel, like this, make it in optical design and preparation technology, add very large difficulty, particularly when carrying out friction orientation technique, have a lot of dead angle and cannot carry out orientation, finally can cause the problem that the display of liquid crystal display is bad, a kind of semitransparent semi-inverse liquid crystal display panel and preparation method thereof is provided, liquid crystal indicator, the manufacture craft of semi-transparent semi-reflecting display panel can be simplified, improve the display performance of display panels.
Fig. 1 is the structural representation of the semitransparent semi-inverse liquid crystal display panel of the embodiment of the present invention, as shown in Figure 1, the semitransparent semi-inverse liquid crystal display panel of the present embodiment comprises first substrate 1, second substrate 7 and between first substrate 1 and second substrate 7, includes the liquid crystal layer of multiple liquid crystal molecule 3, described first substrate 1 and described second substrate 7 are provided with multiple pixel, each pixel comprises at least one sub-pixel, described sub-pixel comprises echo area and transmission area, wherein, the first oriented layer 2 is provided with between described first substrate 1 and described liquid crystal layer; The region described second substrate 7 at least corresponding to described transmission area is provided with three oriented layer 5 relative with described first oriented layer 2, and the region in described 3rd oriented layer 5 or corresponding to described echo area on second substrate 7 is provided with second oriented layer 4 relative with described first oriented layer 2;
Wherein, described second oriented layer 4 is perpendicular with the orientation of described first oriented layer 2, and described 3rd oriented layer 5 is identical with the orientation of described first oriented layer 2.
Particularly, in such scheme, described first oriented layer 2 and described 3rd oriented layer 5 are the oriented layer of horizontal direction; Described second oriented layer 4 is the oriented layer of vertical direction.
Further, correspond to described echo area region, be also provided with reflection horizon 6 between described 3rd oriented layer 5 and described second substrate 7.
As shown in Figure 1, the display panels of the embodiment of the present invention specifically comprises:
First substrate 1;
Form the first oriented layer 2 on first substrate 1;
Second substrate 7;
Be formed in the reflection horizon 6 in region second substrate 7 at least corresponding to transmission area;
Be formed in the 3rd oriented layer 5 be formed with on the second substrate 7 in reflection horizon 6;
To be formed in described 3rd oriented layer 5 or second substrate 7 correspond to second oriented layer 4 in the region of described echo area, the orientation of described second oriented layer 4 and the orientation of the 3rd oriented layer 5 perpendicular, the first oriented layer 2 is identical with the orientation of the 3rd oriented layer 5.
In the embodiment of the present invention, form the first oriented layer on the first substrate, the second substrate of echo area forms second oriented layer perpendicular with the orientation of the first oriented layer, therefore the liquid crystal molecule between the first oriented layer and the second oriented layer has the refractive index of even variation, and liquid crystal molecule mean refractive index corresponding to echo area is the half of transmission area.The phase-delay value that liquid crystal layer produces is the refractive index of liquid crystal molecule in liquid crystal layer and the product of liquid crystal layer box thickness, in the embodiment of the present invention, liquid crystal panel has single box thick structure, although be 2 times of transmission area like this at the light path of echo area, but the phase delay of the liquid crystal molecule generation that echo area is corresponding is the half of transmission area, transmission area so just can be made under identical voltage, to produce identical GTG with echo area, thus realize semi-transparent semi-reflecting display under single box thick structure.
In technical scheme of the present invention, because the thickness of the second oriented layer 4 is very little, can ignore, therefore, the liquid crystal cell of echo area is thick thick substantially identical with the liquid crystal cell of transmission area, can simplify the preparation technology of display panels like this, and can not produce orientation bad phenomenon.
The embodiment of the present invention additionally provides a kind of Transflective liquid crystal display device, comprises semitransparent semi-inverse liquid crystal display panel as shown in Figure 1.
The embodiment of the present invention additionally provides a kind of method for making of semitransparent semi-inverse liquid crystal display panel, this display panels comprises first substrate, second substrate and between first substrate and second substrate, includes the liquid crystal layer of multiple liquid crystal molecule, first substrate and second substrate are provided with multiple pixel, each pixel comprises at least one sub-pixel, sub-pixel comprises echo area and transmission area, wherein, as shown in Figure 2, this method for making comprises:
Step 201: form the first oriented layer on the first substrate;
Step 202: the region at least corresponding to transmission area on second substrate forms three oriented layer identical with the first oriented layer orientation;
Step 203: form second oriented layer perpendicular with the orientation of the first oriented layer corresponding to the region region of echo area or second substrate corresponding to echo area in the 3rd oriented layer.
Structure as shown in Figure 1 can be produced by the method for making of semitransparent semi-inverse liquid crystal display panel of the present invention, introduce further below in conjunction with the method for making of concrete step to semitransparent semi-inverse liquid crystal display panel of the present invention:
Step 1, provide first substrate 1, particularly, this first substrate 1 is color membrane substrates;
Step 2, apply the first orientation liquid of horizontal direction matching on first substrate 1, particularly, orientation liquid material is polyimide (Polyimide, PI);
Step 3, carry out orientation form described first oriented layer 2 to described first orientation liquid, particularly, aligned is friction orientation or light orientation;
Step 4, provide second substrate 7, particularly, this second substrate 7 is array base palte;
Step 5, second substrate 7 corresponds to the region of described echo area prepare reflection horizon 6;
Step 6, preparation have the 3rd orientation liquid second substrate 7 in reflection horizon 6 applying horizontal direction matching, particularly, orientation liquid material is PI;
Step 7, carry out orientation form described 3rd oriented layer 5 to described 3rd orientation liquid, particularly, aligned is friction orientation or light orientation;
Step 8, the region that described 3rd oriented layer 5 corresponds to echo area or second substrate 7 correspond to the second orientation liquid of the region coating vertical orientation of echo area, particularly, InkJet printing processes can be adopted to apply described second orientation liquid, and orientation liquid material is PI;
Step 9, carry out orientation form described second oriented layer 4 to described second orientation liquid, particularly, aligned is friction orientation or light orientation;
Step 10, on the second substrate 7 through above-mentioned technique with (OneDropFilling, ODF) technique dispenser method molecule 3 under liquid crystal drop;
Step 11, the second substrate 7 having liquid crystal molecule 3 by instiling are fitted with the first substrate 1 being coated with frame adhesive, complete and form display panels to after box and cutting technique.
In such scheme, by coating horizontal direction matching PI, form the first oriented layer on the first substrate with the mode orientation PI of friction orientation or light orientation, on second substrate, form the 3rd oriented layer afterwards, additionally by the region coating vertical orientation PI corresponding to echo area in the 3rd oriented layer, form second oriented layer perpendicular with the orientation of the first oriented layer.Even if the light path of echo area is 2 times of transmission area like this, but the phase delay produced by the liquid crystal molecule corresponding with echo area is the half of transmission area, therefore transmission area can produce identical GTG with echo area under identical voltage, thus realizes semi-transparent semi-reflecting display.In the technical scheme of the present embodiment, very little with the thickness applying the second oriented layer prepared by vertical orientation PI and reflection horizon, can ignore, therefore, the liquid crystal cell of echo area is thick thick substantially identical with the liquid crystal cell of transmission area, the preparation technology of display panels can be simplified like this, and orientation bad phenomenon can not be produced.
The above is the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the prerequisite not departing from principle of the present invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (10)
1. a semitransparent semi-inverse liquid crystal display panel, comprise first substrate, second substrate and the liquid crystal layer between first substrate and second substrate, described first substrate and second substrate are provided with multiple pixel, each pixel comprises at least one sub-pixel, described sub-pixel comprises echo area and transmission area, it is characterized in that
Described first substrate is provided with the first oriented layer;
Described second substrate be provided with relative with described first oriented layer and cover the 3rd oriented layer of whole described second substrate, the region described 3rd oriented layer corresponding to described echo area is provided with second oriented layer relative with described first oriented layer;
Wherein, the orientation of described second oriented layer and described first oriented layer is perpendicular, and described 3rd oriented layer is identical with the orientation of described first oriented layer.
2. semitransparent semi-inverse liquid crystal display panel according to claim 1, is characterized in that,
Described first oriented layer and described 3rd oriented layer are the oriented layer of horizontal direction;
Described second oriented layer is the oriented layer of vertical direction.
3. semitransparent semi-inverse liquid crystal display panel according to claim 1 and 2, is characterized in that, described semitransparent semi-inverse liquid crystal display panel also comprises:
Be arranged at the reflection horizon in region second substrate corresponding to described echo area.
4. a Transflective liquid crystal display device, is characterized in that, comprises the semitransparent semi-inverse liquid crystal display panel according to any one of claim 1-3.
5. the method for making of a semitransparent semi-inverse liquid crystal display panel, described display panels comprises first substrate, second substrate and the liquid crystal layer between first substrate and second substrate, described first substrate and second substrate are provided with multiple pixel, each pixel comprises at least one sub-pixel, described sub-pixel comprises echo area and transmission area, it is characterized in that, described method for making comprises:
Described first substrate is formed the first oriented layer;
Described second substrate formed identical with described first oriented layer orientation and cover the 3rd oriented layer of whole described second substrate;
The region that described 3rd oriented layer corresponds to described echo area forms second oriented layer perpendicular with the orientation of described first oriented layer.
6. the method for making of semitransparent semi-inverse liquid crystal display panel according to claim 5, is characterized in that,
Described first oriented layer and described 3rd oriented layer are the oriented layer of horizontal direction;
Described second oriented layer is the oriented layer of vertical direction.
7. the method for making of semitransparent semi-inverse liquid crystal display panel according to claim 5, is characterized in that, described method for making also comprises:
Described second substrate corresponds to the formation reflection horizon, region of described echo area.
8. the method for making of semitransparent semi-inverse liquid crystal display panel according to claim 5, is characterized in that, described method for making specifically comprises:
First substrate is provided;
Form the first oriented layer on described first substrate;
Second substrate is provided;
Form the region that reflection horizon corresponds to described echo area on described second substrate;
Form the 3rd oriented layer on described second substrate, described 3rd oriented layer is identical with the orientation of described first oriented layer;
Form the region that the second oriented layer corresponds to described echo area in the 3rd oriented layer, the orientation of described second oriented layer and described first oriented layer is perpendicular;
Form liquid crystal layer between described first substrate and described second substrate.
9. the method for making of semitransparent semi-inverse liquid crystal display panel according to claim 8, is characterized in that, described formation first oriented layer comprises on described first substrate:
Described first substrate applies the first orientation liquid of horizontal direction matching, orientation is carried out to described first orientation liquid and forms described first oriented layer;
Described formation the 3rd oriented layer, on described second substrate, forms the second oriented layer and corresponds to the region of described echo area in described 3rd oriented layer and comprise:
Described second substrate applies the 3rd orientation liquid of horizontal direction matching, orientation is carried out to described orientation liquid and forms described 3rd oriented layer; Described 3rd oriented layer corresponds to the second orientation liquid of the region coating vertical orientation of echo area, orientation is carried out to described second orientation liquid and forms described second oriented layer.
10. the method for making of semitransparent semi-inverse liquid crystal display panel according to claim 9, is characterized in that, described the second orientation liquid corresponding to the region coating vertical orientation of echo area in described 3rd oriented layer comprises:
Adopt the second orientation liquid of InkJet printing processes coating vertical orientation.
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| CN103087726B (en) * | 2013-01-25 | 2015-03-18 | 北京京东方光电科技有限公司 | Liquid crystal orientation layer composition, semi-transparent reflective liquid crystal panel and manufacturing method of semi-transparent reflective liquid crystal panel |
| CN103293769A (en) * | 2013-05-24 | 2013-09-11 | 京东方科技集团股份有限公司 | Semi-transparent semi-reflecting liquid crystal display panel and manufacturing method thereof, and liquid crystal display device |
| CN103353673B (en) * | 2013-06-27 | 2015-03-04 | 京东方科技集团股份有限公司 | Display panel and manufacturing method thereof, and display apparatus |
| CN103792721B (en) * | 2014-01-22 | 2016-06-29 | 京东方科技集团股份有限公司 | A kind of semitransparent semi-inverse liquid crystal display panel and preparation method thereof, display device |
| AU2017361424B2 (en) | 2016-11-18 | 2022-10-27 | Magic Leap, Inc. | Spatially variable liquid crystal diffraction gratings |
| US11067860B2 (en) * | 2016-11-18 | 2021-07-20 | Magic Leap, Inc. | Liquid crystal diffractive devices with nano-scale pattern and methods of manufacturing the same |
| CN110568645B (en) * | 2019-08-07 | 2021-07-06 | Tcl华星光电技术有限公司 | Display panel and display device |
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