CN107561786A - A kind of multidomain light alignment method and light path system - Google Patents
A kind of multidomain light alignment method and light path system Download PDFInfo
- Publication number
- CN107561786A CN107561786A CN201710636524.3A CN201710636524A CN107561786A CN 107561786 A CN107561786 A CN 107561786A CN 201710636524 A CN201710636524 A CN 201710636524A CN 107561786 A CN107561786 A CN 107561786A
- Authority
- CN
- China
- Prior art keywords
- light path
- light
- orientation
- mask plate
- sample
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Liquid Crystal (AREA)
Abstract
The present invention relates to field of liquid crystal display, discloses a kind of multidomain light alignment method, including：Light source is divided into two-beam road, respectively the first light path and the second light path, adjust the direction of first light path and the second light path, so that first light path and the second light path are radiated at the both sides of sample stage the other way around respectively, first light path and the second light path are equal with the angle of orientation platform, sample is placed on the orientation platform, side's contraposition installation mask plate on to the sample, the mask plate is that printing opacity and light tight strip are staggered, first light path or the second light path for opening side carry out orientation to the sample, after the completion of close light path, the mobile mask plate, second light path or the first light path for opening other side again carry out orientation to the sample, after the completion of close light path.Program design is simple, can be transformed on existing exposure sources, feasibility is higher.
Description
Technical field
The present invention relates to LCDs field, more particularly to a kind of multidomain light alignment method and light path system.
Background technology
In recent years, liquid crystal display LCD is flourished, and it is in wide viewing angle, high-contrast and fast reaction etc.
There is very big advantage compared to other Display Techniques in terms of function.So research of its production firm to liquid crystal display is also touched
And the process made to its per pass, the light alignment technique of alignment film are exactly one of focus of current liquid crystal display research.
Just beginning liquid crystal panel manufacturer has been simply considered that is irradiated just using UV lamp or lighting tube combination to light alignment film
Can be with, and this method is also easily transformed in friction matching equipment aspect, but this method orientation is relatively simple, it is impossible to
Meet the requirement of liquid crystal display device wide viewing angle and fast reaction, being then progressively deep into multidomain light to the research of light orientation matches somebody with somebody
To technology.After the UV2A technologies that especially Sharp is developed, research and throwing of the liquid crystal panel manufacturer for multidomain light alignment technique
Enter more actively, and then understanding to light alignment technique and application are also greatly improved rapidly.
The content of the invention
The purpose of the embodiment of the present invention is to provide a kind of multidomain light alignment method and light path system, and conceptual design is simple,
It can be transformed on existing exposure sources, feasibility is higher.
A kind of multidomain light alignment method provided in an embodiment of the present invention, including：
Light source is divided into two-beam road, respectively the first light path and the second light path,
Adjust the direction of first light path and the second light path so that first light path and the second light path are respectively from opposite
Direction is radiated at the both sides of sample stage, and first light path and the second light path are equal with the angle of orientation platform,
Sample is placed on the orientation platform, on to the sample side's contraposition installation mask plate, the mask plate is printing opacity
It is staggered with light tight strip,
Open side first light path or the second light path to the sample carry out orientation, after the completion of close light path, move
Move the mask plate, then open other side second light path or the first light path light path to the sample carry out orientation, it is complete
Into rear closing light path, the step-length of the mask plate movement is printing opacity or the width of lightproof part.
Alternatively, the mask plate printing opacity and light tight strip edge set well-regulated zigzag.
Alternatively, both the mask plate printing opacity and light tight strip width are equal, and its width is sample sub-pixel
Half-pixel, the step-length of the mask plate movement is half of sub-pixel width.
Alternatively, the light source is wavelength 200-400nm ultraviolet light.
In addition, present invention also offers a kind of multidomain light orientation light path system, including：Half reflection and half transmission level crossing, control
System switch and collimated reflected level crossing, wherein,
The half reflection and half transmission level crossing is used to UV light sources being divided into two-beam road, respectively the first light path and the second light
Road,
Controlling switch and collimated reflected level crossing, the controlling switch are equipped with first light path and the second light path
For controlling the break-make of light path, the collimated reflected level crossing is used for the direction for adjusting first light path and the second light path, made
Obtain the both sides that first light path and the second light path are radiated at sample stage the other way around respectively, first light path and the second light
Road is equal with the angle of orientation platform,
Also include being placed in the mask plate of the sample on the orientation platform and contraposition above the sample, the mask
Version is that printing opacity and light tight strip are staggered, and during orientation, the controlling switch for opening side causes first light path
Or second light path orientation is carried out to the sample, after the completion of close light path, the mobile mask plate, then open the institute of other side
State controlling switch cause second light path or the first light path to the sample carry out orientation, after the completion of close light path, it is described to cover
The step-length of film version movement is printing opacity or the width of lightproof part.
Alternatively, the controlling switch is completely reflecting mirror, and institute's completely reflecting mirror is vertical with paths direction.
Alternatively, the mask plate printing opacity and light tight strip edge set well-regulated zigzag.
Alternatively, both the mask plate printing opacity and light tight strip width are equal, and its width is sample sub-pixel
Half-pixel, the step-length of the mask plate movement is half of sub-pixel width.
Alternatively, the light source is wavelength 200-400nm ultraviolet light.
Therefore using the present embodiment technical scheme, due to being divided by light path of the light path design in two opposite directions
Cloth can carry out multidomain orientation in the both sides of the sample, the alignment direction of formation two-way different directions to liquid crystal molecule,
Program design is simple, can be transformed on existing exposure sources, feasibility is higher.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, may be used also
To obtain other accompanying drawings according to these accompanying drawings.
Fig. 1 is a kind of multidomain light orientation light path system structural representation provided by the invention；
Fig. 2 is a kind of mask plate structure schematic diagram provided by the invention；
Fig. 3 is a kind of multidomain light orientation figure provided by the invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Embodiment 1：
The present embodiment provides a kind of multidomain light alignment method, including：
100th, light source is divided into two-beam road, respectively the first light path and the second light path, specially by UV light sources or combination
UV light is divided into two beams by the light source sent by a half reflection and half transmission level crossing, and the half reflection and half transmission level crossing is directed to
Wavelength 200-400nm ultraviolet light and be operated, transmit and the luminous intensity that reflects respectively account for the half of light intensity of incident light degree, UV
Light is divided into two beams.And transmitted light and intensity of reflected light ratio can modify and design as needed.
200th, adjust the direction of first light path and the second light path so that first light path and the second light path respectively from
Opposite direction is radiated at the both sides of sample stage, and first light path and the second light path are equal with the angle of orientation platform.
300th, sample is placed on the orientation platform, side's contraposition installation mask plate, the mask plate are on to the sample
Printing opacity and light tight strip are staggered, and the mask plate printing opacity and light tight strip edge set well-regulated zigzag,
Because light forms certain orientation angle with liquid crystal molecule backward, and because certain black line occur in edge, orientation different zones, is commonly called as
" the black line of cross ", set well-regulated zigzag in the mask plate printing opacity and light tight strip edge, in order to eliminate
Liquid crystal molecule is because the different of orientation angle " the black line of cross " occur at edge.The mask plate printing opacity and light tight strip two
Person's width is equal, and its width is the half-pixel of sample sub-pixel.
400th, open side first light path or the second light path to the sample carry out orientation, after the completion of close this side
Light path, the mobile mask plate, then open second light path of other side or the first light path light path is carried out to the sample
Orientation, after the completion of close this sidelight road, the UV light of most latter two opposite direction forms the orientation of two-way different directions on sample
Direction, and then the orientation riveting that multidomain can be carried out to liquid crystal molecule is determined.The step-length of the mask plate movement is printing opacity or light tight
Partial width, i.e., the step-length of described mask plate movement is half of sub-pixel width.
It can be seen that this programme design is simple, can be transformed on existing exposure sources, feasibility is higher.
Embodiment 2：
In addition, present invention also offers a kind of multidomain light orientation light path system, as shown in figure 1, including：Half reflection and half transmission
Level crossing 10, controlling switch 20 and collimated reflected level crossing 30, wherein, the half reflection and half transmission level crossing, controlling switch and
The position of collimated reflected level crossing and Height Adjustable.
The half reflection and half transmission level crossing 10 is divided into two-beam road, respectively the first light path and the second light for light source
Road, UV light is specially divided into two beams, institute by the light source that UV light or combination are sent by the half reflection and half transmission level crossing 10
Half reflection and half transmission level crossing 10 is stated to be operated, the luminous intensity for transmiting and reflecting for wavelength 200-400nm ultraviolet light
The half of light intensity of incident light degree is respectively accounted for, UV light is divided into two beams, and transmitted light and intensity of reflected light ratio can enter as needed
Row modification and design.
Controlling switch 20 and collimated reflected level crossing 30, the control are equipped with first light path and the second light path
Switch 20 is used for the break-make for controlling light path, and the collimated reflected level crossing 30 is used to adjust first light path and the second light path
Direction so that first light path and the second light path are radiated at the both sides of sample stage, first light path the other way around respectively
It is equal with the angle of orientation platform with the second light path, it is θ.
Also include being placed in the mask plate 60 of the sample 50 on the orientation platform 40 and contraposition above the sample, such as
Shown in Fig. 2, the mask plate is that printing opacity a and light tight b strips are staggered, the mask plate printing opacity a and light tight b bar shapeds
Both shapes width is equal, and its width is the half-pixel of sample sub-pixel.
During orientation, the controlling switch 20 for opening side causes first light path or the second light path to the sample 50
Orientation is carried out, the controlling switch 20 of opposite side is closed, and the controlling switch 20 of this side is closed after the completion of this sidelight orientation,
The mobile mask plate 60, the step-length that the mask plate 60 moves is half of sub-pixel width, that is to say printing opacity a or light tight b
Partial width, then open other side the controlling switch 20 cause second light path or the first light path to the sample
50 carry out orientation, controlling switch 20 described in this side are closed after the completion of light orientation, as shown in figure 3, the UV of most latter two opposite direction
Light forms the alignment direction of two-way different directions on sample 50, and then the orientation riveting that multidomain can be carried out to liquid crystal molecule is determined.
Light forms certain orientation angle with liquid crystal molecule backward, and because certain black line occur in edge, orientation different zones,
It is commonly called as " the black line of cross ".The printing opacity a of mask plate 60 and light tight b strips edge set well-regulated zigzag, it is therefore an objective to are
Liquid crystal molecule is eliminated because the different of orientation angle " the black line of cross " occur at edge.
It can be, but not limited to, the controlling switch 20 is completely reflecting mirror, the reflecting surface and paths of the completely reflecting mirror
Direction is vertical, closes the control and opens the light 20, and the light in the completely reflecting mirror total reflection light path make it that light is complete by original optical path
Reflect back, be not influence so for the luminous intensity for opening the light for controlling 20 sides of opening the light.During orientation, side is opened
The controlling switch 20 cause first light path or the second light path to the sample 50 carry out orientation, the control of opposite side
System switch 20 is closed, and the controlling switch 20 of this side is closed after the completion of this sidelight orientation, and the mobile mask plate 60 is described to cover
The step-length that film version 60 moves is half of sub-pixel width, that is to say the width of printing opacity a or light tight b parts, then open other one
The controlling switch 20 of side causes second light path or the first light path to carry out orientation to the sample 50, after the completion of light orientation
Controlling switch 20 described in this side is closed, the orientation of two opposite directions is formed on sample；Due to the printing opacity of mask plate and impermeable
Striation shape edge is the design of well-regulated sawtooth, double exposed in both sides orientation when can also form place staggeredly, eliminate the need for
" the black line of cross " phenomenon that existing multidomain light orientation edge is formed.
The smooth orientation light path system is the improvement carried out on the basis of the light path system of existing exposure device, by
Wherein increase a half reflection and half transmission level crossing or screen, the light that UV light sources issue is divided into two beams, on the road of this two-beam
Controlling switch and collimated reflected level crossing or the combination for controlling this light path are set on footpath, and this two-beam road is combined in orientation platform sample
Both sides, being opened the light when orientation by control, light is carried out with backward closing opening all the way, mobile mask plate, then opens opposite side
Light path carries out orientation, so can carry out multidomain orientation to sample.The Technical Design is simple, can be set in existing exposure
Transformed on standby, feasibility is higher.
Embodiments described above, the restriction to the technical scheme protection domain is not formed.It is any in above-mentioned implementation
Modifications, equivalent substitutions and improvements made within the spirit and principle of mode etc., should be included in the protection model of the technical scheme
Within enclosing.
Claims (9)
- A kind of 1. multidomain light alignment method, it is characterised in that including：Light source is divided into two-beam road, respectively the first light path and the second light path,Adjust the direction of first light path and the second light path so that the first light path and the second light path difference is the other way around The both sides of sample stage are radiated at, first light path and the second light path are equal with the angle of orientation platform,Sample is placed on the orientation platform, side's contraposition installation mask plate, the mask plate are printing opacities and not on to the sample Printing opacity strip is staggered,First light path or the second light path for opening side carry out orientation to the sample, after the completion of close light path, mobile institute State mask plate, then open second light path or the first light path of other side and orientation is carried out to the sample, after the completion of close Light path, the step-length of the mask plate movement is printing opacity or the width of lightproof part.
- 2. a kind of multidomain light alignment method as claimed in claim 1, it is characterised in that the mask plate printing opacity and impermeable striation Shape edges set well-regulated zigzag.
- 3. a kind of multidomain light alignment method as claimed in claim 2, it is characterised in that the mask plate printing opacity and impermeable striation Both shapes width is equal, and its width is the half-pixel of the sample sub-pixel, and the step-length of the mask plate movement is half Sub-pixel width.
- 4. a kind of multidomain light alignment method as claimed in claim 3, it is characterised in that the light source is wavelength 200-400nm Ultraviolet light.
- A kind of 5. multidomain light orientation light path system, it is characterised in that including：Half reflection and half transmission level crossing, controlling switch and standard Straight plane of reflection mirror, wherein,The half reflection and half transmission level crossing is used to light source will be divided into two-beam road, respectively the first light path and the second light path,Controlling switch and collimated reflected level crossing are equipped with first light path and the second light path, the controlling switch is used for The break-make of light path is controlled, the collimated reflected level crossing is used for the direction for adjusting first light path and the second light path so that institute State the both sides that the first light path and the second light path are radiated at sample stage the other way around respectively, first light path and the second light path with The angle of orientation platform is equal,Also include being placed in the mask plate of the sample on the orientation platform and contraposition above the sample, the mask plate is Printing opacity and light tight strip are staggered, and during orientation, the controlling switch for opening side causes first light path or Two light paths carry out orientation to the sample, after the completion of close light path, the mobile mask plate, then open the control of other side System switch cause second light path or the first light path to the sample carry out orientation, after the completion of close light path, the mask plate Mobile step-length is the width of printing opacity or lightproof part.
- 6. a kind of multidomain light orientation light path system as claimed in claim 5, it is characterised in that the controlling switch is total reflection Mirror, institute's completely reflecting mirror are vertical with paths direction.
- A kind of 7. multidomain light orientation light path system as claimed in claim 6, it is characterised in that the mask plate printing opacity and impermeable Striation shape edges set well-regulated zigzag.
- A kind of 8. multidomain light orientation light path system as claimed in claim 7, it is characterised in that the mask plate printing opacity and impermeable Both striation shape width are equal, and its width is the half-pixel of sample sub-pixel, and the step-length of the mask plate movement is half Sub-pixel width.
- 9. a kind of multidomain light orientation light path system as claimed in claim 8, it is characterised in that the light source is wavelength 200- 400nm ultraviolet light.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710636524.3A CN107561786A (en) | 2017-07-31 | 2017-07-31 | A kind of multidomain light alignment method and light path system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710636524.3A CN107561786A (en) | 2017-07-31 | 2017-07-31 | A kind of multidomain light alignment method and light path system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107561786A true CN107561786A (en) | 2018-01-09 |
Family
ID=60973699
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710636524.3A Pending CN107561786A (en) | 2017-07-31 | 2017-07-31 | A kind of multidomain light alignment method and light path system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107561786A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111781773A (en) * | 2019-04-04 | 2020-10-16 | 上海微电子装备（集团）股份有限公司 | Photo-alignment apparatus and photo-alignment method |
| CN112904620A (en) * | 2021-01-27 | 2021-06-04 | 福州大学 | Double-domain optical alignment LCD light path system |
| CN112904619A (en) * | 2021-01-27 | 2021-06-04 | 福州大学 | LCD optical alignment method for double-domain alignment |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020171795A1 (en) * | 1996-11-07 | 2002-11-21 | Woo Joung Won | Method for fabricating a liquid crystal cell |
| US20100035190A1 (en) * | 2008-08-06 | 2010-02-11 | Samsung Electronics Co., Ltd. | Method of forming an alignment layer, and apparatus for forming the alignment layer |
| CN102346337A (en) * | 2011-08-05 | 2012-02-08 | 南京中电熊猫液晶显示科技有限公司 | Light alignment equipment for LCD (liquid crystal display) panel |
| CN103033988A (en) * | 2011-09-30 | 2013-04-10 | 群康科技(深圳)有限公司 | Optical alignment device of alignment film and manufacturing method of alignment film |
| CN104035274A (en) * | 2014-06-11 | 2014-09-10 | 京东方科技集团股份有限公司 | Mask plate and method of drawing by using mask plate |
-
2017
- 2017-07-31 CN CN201710636524.3A patent/CN107561786A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020171795A1 (en) * | 1996-11-07 | 2002-11-21 | Woo Joung Won | Method for fabricating a liquid crystal cell |
| US20100035190A1 (en) * | 2008-08-06 | 2010-02-11 | Samsung Electronics Co., Ltd. | Method of forming an alignment layer, and apparatus for forming the alignment layer |
| CN102346337A (en) * | 2011-08-05 | 2012-02-08 | 南京中电熊猫液晶显示科技有限公司 | Light alignment equipment for LCD (liquid crystal display) panel |
| CN103033988A (en) * | 2011-09-30 | 2013-04-10 | 群康科技(深圳)有限公司 | Optical alignment device of alignment film and manufacturing method of alignment film |
| CN104035274A (en) * | 2014-06-11 | 2014-09-10 | 京东方科技集团股份有限公司 | Mask plate and method of drawing by using mask plate |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111781773A (en) * | 2019-04-04 | 2020-10-16 | 上海微电子装备（集团）股份有限公司 | Photo-alignment apparatus and photo-alignment method |
| CN112904620A (en) * | 2021-01-27 | 2021-06-04 | 福州大学 | Double-domain optical alignment LCD light path system |
| CN112904619A (en) * | 2021-01-27 | 2021-06-04 | 福州大学 | LCD optical alignment method for double-domain alignment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207650518U (en) | Display module can be switched in visual angle switchable apparatus and visual angle | |
| CN207337002U (en) | Display device | |
| CN107561786A (en) | A kind of multidomain light alignment method and light path system | |
| US11531227B2 (en) | Anti-peep film and manufacturing method thereof, and display module | |
| US9188725B2 (en) | Transparent display | |
| CN104321682A (en) | Image display device | |
| KR101410708B1 (en) | Reflective display panel and method for manufacturing such a display panel | |
| CN106154398A (en) | A kind of side entrance back module and display device | |
| US20060285352A1 (en) | Optical device, apparatus and method for fabricating the optical device, backlight unit using the optical device, and liquid crystal display device using the backlight unit | |
| CN111176016B (en) | Backlight module and display device | |
| CN105404053A (en) | Backlight module set and display device | |
| US20140071393A1 (en) | Liquid Crystal Lens And Manufacturing Methods Thereof, Manufacturing Apparatus Therefor And 3D Display Device | |
| CN209674156U (en) | Dimming glass | |
| CN102221758A (en) | Alignment method for hybrid vertical photoalignment liquid crystal display device | |
| CN103299243B (en) | Proximity printing device and proximity printing method | |
| US20120002155A1 (en) | Method and system for repairing flat panel display | |
| CN106994429A (en) | Dispenser system and method, display device and electronic equipment for backlight module | |
| DE69911042T2 (en) | OPTICAL DOCKING STATION | |
| CN107505670A (en) | Backlight and display device | |
| CN106647001A (en) | Liquid crystal panel and liquid crystal display | |
| KR100662788B1 (en) | High brightness liquid crystal display device | |
| CN105161008A (en) | Glass cover plate and display screen | |
| CN104297987A (en) | Display and electronic device | |
| Chen et al. | Harnessing and cloaking optical boundary in lens-array based display | |
| CN110187568A (en) | A kind of liquid crystal display panel and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180109 |
|
| RJ01 | Rejection of invention patent application after publication |