CN105954921B - Liquid crystal display - Google Patents
Liquid crystal display Download PDFInfo
- Publication number
- CN105954921B CN105954921B CN201610549736.3A CN201610549736A CN105954921B CN 105954921 B CN105954921 B CN 105954921B CN 201610549736 A CN201610549736 A CN 201610549736A CN 105954921 B CN105954921 B CN 105954921B
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- Prior art keywords
- polaroid
- liquid crystal
- crystal display
- polarisation
- color blocking
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133528—Polarisers
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133509—Filters, e.g. light shielding masks
- G02F1/133514—Colour filters
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/0002—Lithographic processes using patterning methods other than those involving the exposure to radiation, e.g. by stamping
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133528—Polarisers
- G02F1/133548—Wire-grid polarisers
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Optics & Photonics (AREA)
- Liquid Crystal (AREA)
Abstract
The present invention provides a kind of liquid crystal display, one in two polaroids of the liquid crystal display is nanometer wiregrating polaroid, it include: the first polarisation area corresponding to the setting of each color blocking block, and the second polarisation area corresponding to the interval region setting between each color blocking block, the wiregrating direction in first polarisation area and the second polarisation area is orthogonal, another polaroid is any type of polaroid, its polarizing axis is vertical with the polarizing axis in first polarisation area, and black matrix" is no longer set in interval region, so that the brightness change trend in two regions in corresponding liquid crystal display the first polarisation area and the second polarisation area is opposite, realize translucent display, extend the purposes of liquid crystal display.
Description
Technical field
The present invention relates to field of display technology more particularly to a kind of liquid crystal displays.
Background technique
Nano impression (Nano-imprint Lithography, NIL) technological break-through conventional lithography subtracts in characteristic size
Problem during small has the characteristics that high resolution, low cost, high yield.Since nineteen ninety-five proposes, nano impression is
A variety of stamping techniques have been developed out, semiconductors manufacture, MEMS (Microelectromechanical are widely used in
Systems, MEMS), biochip, the fields such as biomedicine.The basic thought of NIL technology is by template, by pattern transfer
Onto corresponding substrate, the medium of transfer is usually one layer of very thin polymer film, makes it by the methods of hot pressing or irradiation
Structure hardening is to retain the figure of transfer.Whole process includes coining and two processes of pattern transfer.According to method for stamping
Difference, NIL can be divided mainly into thermoplastic (Hot embossing), ultraviolet (UV) solidification and micro- contact (Micro contact
Printing, uCP) three kinds of photoetching techniques.
For needing all kinds of devices using polaroid, such as LCD, OLED etc., traditional polaroid is by multilayer film group
Made of conjunction, wherein most crucial part is polarizing layer, the polyvinyl alcohol usually containing the iodine molecule with polarisation effect
(PVA) layer, is followed by located at the protective layer of polarizing layer two sides, generally transparent Triafol T (TAC) layer, mainly
It is the state that is stretched in order to maintain polarisation in polarizing layer, avoids the loss of the sub- moisture of polarisation, protect it from extraneous influence,
The polaroid generates polarised light to the absorption of iodine molecule by two.
With the development of nanometer embossing, people, which have begun, prepares sub-wavelength grate structure, to reach to visible light
The polarization of the light of wave-length coverage, so-called sub-wave length grating refer to that screen periods are much smaller than the grating of lambda1-wavelength, sub- wave
Long optical grating construction for transverse magnetic field (Transverse Magnetic, TM) and transverse electric field (Transverse Electric,
TE) state light field have very high extinction ratio, can significantly through perpendicular to metal wire orientation TM light and reflected parallel
In the TE light of metal wire orientation, makes it possible to and used as the polaroid structure of high transmittance.
With the continuous development of display technology, it is desirable to display devices can have various display patterns, from
And it is applicable in various use environments.
Summary of the invention
The purpose of the present invention is to provide a kind of liquid crystal display, which has brightness change trend opposite
Two regions, can be realized translucent display.
To achieve the above object, the present invention provides a kind of liquid crystal displays, comprising: upper substrate, with the upper substrate phase
Lower substrate to setting, the inside or lower substrate set on the upper substrate inside chromatic filter layer, be set to the upper substrate
Side the first polaroid and the second polaroid set on the side of lower substrate；
The chromatic filter layer includes: the color blocking block of multiple array arrangements, is formed between adjacent dichromatism stop block transparent
Interval region；
First polaroid be nanometer wiregrating polaroid, comprising: corresponding to each color blocking block setting the first polarisation area,
And the second polarisation area corresponding to the setting of each interval region, the wiregrating direction in first polarisation area and the second polarisation area are mutual
It is perpendicular；
The polarizing axis of second polaroid is vertical with the polarizing axis in the first polarisation area of first polaroid.
The multiple color blocking block includes: red color resistance block, green color blocking block and blue color blocking block.
Further include: backlight, the backlight are set to the outside of the upper substrate or the outside of lower substrate.
Second polaroid is nanometer wiregrating polaroid, iodine polarizing piece or dyestuff system polaroid.
The material of first polaroid is metal.
The material of first polaroid is aluminium, silver or gold.
First polaroid uses the preparation of drum-type imprint process.
Impression cylinder in the drum-type imprint process be equipped with the first polarisation area for respectively corresponding the first polaroid and
The imprinted pattern in the second polarisation area.
Further include: liquid crystal layer, the liquid crystal layer are set between the upper substrate and the lower substrate.
The upper substrate and lower substrate are transparent substrate.
Beneficial effects of the present invention: the present invention provides a kind of liquid crystal display, two polaroids of the liquid crystal display
In one be nanometer wiregrating polaroid, comprising: corresponding to each color blocking block setting the first polarisation area and correspond to it is each
The wiregrating direction in the second polarisation area of the interval region setting between color blocking block, first polarisation area and the second polarisation area is mutual
Vertically, another polaroid is any type of polaroid, and polarizing axis is vertical with the polarizing axis in first polarisation area, and
Black matrix" is no longer set in interval region, so that the area Liang Ge in corresponding liquid crystal display the first polarisation area and the second polarisation area
The brightness change trend in domain extends the purposes of liquid crystal display on the contrary, realize translucent display.
Detailed description of the invention
For further understanding of the features and technical contents of the present invention, it please refers to below in connection with of the invention detailed
Illustrate and attached drawing, however, the drawings only provide reference and explanation, is not intended to limit the present invention.
In attached drawing,
Fig. 1 is the structural schematic diagram of the first embodiment of liquid crystal display of the invention；
Fig. 2 is the structural schematic diagram of the first polaroid in liquid crystal display of the invention；
Fig. 3 is the structural schematic diagram of the second embodiment of liquid crystal display of the invention；
Fig. 4 is the structural schematic diagram of the impression cylinder for the first polaroid being used to prepare in liquid crystal display of the invention.
Specific embodiment
Further to illustrate technological means and its effect adopted by the present invention, below in conjunction with preferred implementation of the invention
Example and its attached drawing are described in detail.
Referring to Fig. 1, the structural schematic diagram of the first embodiment for liquid crystal display of the invention, comprising: upper substrate 1,
The lower substrate 2 that is oppositely arranged with the upper substrate 1, the first polaroid 5, the second polaroid 6, is set on described chromatic filter layer 3
Liquid crystal layer 4 between substrate 1 and lower substrate 2 and the outside backlight 8 set on lower substrate 2.
Specifically, the upper substrate 1 is color membrane substrates, and the lower substrate 2 is array substrate, and the chromatic filter layer 3 is set
In the inside of the upper substrate 1, first polaroid 5 with the second polaroid 6 be it is built-in, be respectively arranged on the colored filter
Between the photosphere 3 and upper substrate 1 and inside of lower substrate 2.
Specifically, the upper substrate 1 and lower substrate 2 are transparent substrate, preferably glass substrate.
Specifically, the chromatic filter layer 3 includes: the color blocking block 31 of multiple array arrangements, between adjacent dichromatism stop block
It is formed with transparent interval region 32.Preferably, the multiple color blocking block 31 includes: red color resistance block, green color blocking block and indigo plant
Color color blocking block.
Referring to Fig. 2, first polaroid 5 is nanometer wiregrating polaroid, comprising: correspond to each color blocking block 31 and be arranged
The first polarisation area 51 and corresponding to each interval region 32 setting the second polarisation area 52, first polarisation area, 51 He
The wiregrating direction in the second polarisation area 52 is orthogonal；
The polarizing axis of second polaroid 6 is vertical with the polarizing axis in the first polarisation area 51 of first polaroid 5.
Specifically, second polaroid 6 can choose existing any type of polaroid, such as nanometer wiregrating polarisation
Piece, iodine polarizing piece or dyestuff system polaroid etc..As long as meeting the polarizing axis and first polarisation of second polaroid 6
The vertical condition of the polarizing axis in the first polarisation area 51 of piece 5.
Preferably, the material of first polaroid 5 is metal, such as aluminium, silver or gold etc., that is to say, that described first
Polaroid 5 is wire grating polaroid.
Further, referring to Fig. 4, preparation of first polaroid 5 using drum-type imprint process, the drum-type
Impression cylinder in imprint process is equipped with the first polarisation area 51 and the second polarisation area 52 for respectively corresponding the first polaroid 5
Imprinted pattern.
It should be noted that under normal conditions, liquid crystal display includes the orthogonal outgoing polaroid and one of polarizing axis
Incident polaroid, when liquid crystal display shows completely black picture, the light that backlight 8 issues is after the effect of incident polaroid
A polarised light is formed, after effect of the polarised light using liquid crystal layer 4, is sheltered from completely by outgoing polaroid, but in this hair
It is phase in transparent interval region in bright due to the polarizing axis of outgoing polaroid and incident polaroid between each color blocking layer
Mutually parallel without mutually perpendicular, therefore, when showing black picture, the region between each color blocking block is most bright instead,
Opposite, when showing white picture, the region between each color blocking block is most dark instead, that is to say, that in liquid of the invention
In crystal display, when input signal is from 0 grayscale to 255 gray scale variation, the brightness of the position of corresponding each color blocking block from secretly to
It is bright, and the brightness of the position of corresponding each interval region is then from bright to dark, so as to which a kind of translucent liquid crystal display is made
Device extends the purposes of liquid crystal display.
It is understood that in the first embodiment of the present invention, the position of first polaroid 5 and the second polaroid 6
Setting can be interchanged, and equally can be realized the present invention.In addition, the backlight 8 can also be set to the outside of the upper substrate 1,
It equally can be realized the present invention.
Referring to Fig. 3, the upper substrate 1 is color membrane substrates in the second embodiment of the present invention, the lower substrate 2 is
Array substrate, the chromatic filter layer 3 are set to the inside of the upper substrate 1, and first polaroid 5 and the second polaroid 6 are
It for external, is respectively arranged between the lower substrate 2 and backlight 8 and the outside of upper substrate 1, remaining is implemented with first
Example is identical.It is understood that in the second embodiment of the present invention, the position of first polaroid 5 and the second polaroid 6
And can be interchanged, backlight 8 is also the outside that can be set to the upper substrate 1, this all will not influence reality of the invention
It is existing.
Further, in the other embodiment of the present invention, liquid crystal display can also use COA (Color-filter
On Array) technology, also the chromatic filter layer 3 is set on the inside of the substrate as array substrate.Substantially, for various
For existing liquid crystal display, it is only necessary to remove the black matrix" in its chromatic filter layer 3 between each color blocking layer, then will
One in its two polaroid having replaces with the first polaroid 5 of the invention and obtains liquid crystal display of the invention.
In conclusion the present invention provides a kind of liquid crystal display, one in two polaroids of the liquid crystal display is
Nanometer wiregrating polaroid, comprising: corresponding to the first polarisation area of each color blocking block setting and corresponding between each color blocking block
Interval region setting the second polarisation area, the wiregrating direction in first polarisation area and the second polarisation area is orthogonal, another
A polaroid is any type of polaroid, and polarizing axis is vertical with the polarizing axis in first polarisation area, and interval region
Black matrix" is inside no longer set, so that the brightness in two regions in corresponding liquid crystal display the first polarisation area and the second polarisation area
Variation tendency extends the purposes of liquid crystal display on the contrary, realize translucent display.
The above for those of ordinary skill in the art can according to the technique and scheme of the present invention and technology
Other various corresponding changes and modifications are made in design, and all these change and modification all should belong to the claims in the present invention
Protection scope.
Claims (10)
1. a kind of liquid crystal display, comprising: upper substrate (1), is set to institute at the lower substrate (2) being oppositely arranged with the upper substrate (1)
State the chromatic filter layer (3) of the inside of upper substrate (1) or the inside of lower substrate (2), the side for being set to the upper substrate (1) the
One polaroid (5) and the second polaroid (6) of the side set on lower substrate (2)；The chromatic filter layer (3) includes: multiple
The color blocking block (31) of array arrangement, first polaroid (5) are wiregrating polaroid, comprising: correspond to each color blocking block (31)
The first polarisation area (51) being arranged, the first polarisation area of the polarizing axis of second polaroid (6) and first polaroid (5)
(51) polarizing axis is vertical；It is characterized in that, being formed with transparent interval region (32) between adjacent dichromatism stop block (31)；
First polaroid (5) is nanometer wiregrating polaroid, comprising: corresponds to the first polarisation of each color blocking block (31) setting
Area (51) and the second polarisation area (52) for corresponding to each interval region (32) setting, first polarisation area (51) and the
The wiregrating direction in two polarisation areas (52) is orthogonal.
2. liquid crystal display as described in claim 1, which is characterized in that the multiple color blocking block (31) includes: red color resistance
Block, green color blocking block and blue color blocking block.
3. liquid crystal display as described in claim 1, which is characterized in that further include: backlight (8), the backlight (8) set
In the outside of the upper substrate (1) or the outside of lower substrate (2).
4. liquid crystal display as described in claim 1, which is characterized in that second polaroid (6) is nanometer wiregrating polarisation
Piece, iodine polarizing piece or dyestuff system polaroid.
5. liquid crystal display as described in claim 1, which is characterized in that the material of first polaroid (5) is metal.
6. liquid crystal display as claimed in claim 5, which is characterized in that the material of first polaroid (5) be aluminium, silver,
Or gold.
7. liquid crystal display as described in claim 1, which is characterized in that first polaroid (5) is imprinted using drum-type
The preparation of technique.
8. liquid crystal display as claimed in claim 7, which is characterized in that on the impression cylinder in the drum-type imprint process
Imprinted pattern equipped with the first polarisation area (51) and the second polarisation area (52) for respectively corresponding the first polaroid (5).
9. liquid crystal display as described in claim 1, which is characterized in that further include: liquid crystal layer (4), the liquid crystal layer (4) set
Between the upper substrate (1) and the lower substrate (2).
10. liquid crystal display as described in claim 1, which is characterized in that the upper substrate (1) and lower substrate (2) are
Bright substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610549736.3A CN105954921B (en) | 2016-07-12 | 2016-07-12 | Liquid crystal display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610549736.3A CN105954921B (en) | 2016-07-12 | 2016-07-12 | Liquid crystal display |
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| Publication Number | Publication Date |
|---|---|
| CN105954921A CN105954921A (en) | 2016-09-21 |
| CN105954921B true CN105954921B (en) | 2019-04-30 |
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| CN201610549736.3A Active CN105954921B (en) | 2016-07-12 | 2016-07-12 | Liquid crystal display |
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Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107121832A (en) * | 2017-07-05 | 2017-09-01 | 深圳市华星光电技术有限公司 | Liquid crystal display |
| CN107290895A (en) * | 2017-08-15 | 2017-10-24 | 深圳市华星光电技术有限公司 | Wire grating, flexible liquid crystal panel and preparation method thereof |
| CN107807470A (en) * | 2017-10-19 | 2018-03-16 | 深圳市华星光电技术有限公司 | Metal gate polaroid and display panel |
| CN107884866A (en) * | 2017-12-25 | 2018-04-06 | 深圳市华星光电技术有限公司 | Metal gate polaroid and preparation method thereof, liquid crystal display |
| CN108196393B (en) * | 2018-01-12 | 2021-01-26 | 京东方科技集团股份有限公司 | Linear polarizer and PSVA mode display panel |
| CN108363234A (en) * | 2018-02-28 | 2018-08-03 | 深圳市华星光电技术有限公司 | Liquid crystal display device |
| CN108445668A (en) * | 2018-03-09 | 2018-08-24 | 京东方科技集团股份有限公司 | A kind of display panel and preparation method thereof, display device |
| CN108415192A (en) * | 2018-03-26 | 2018-08-17 | 京东方科技集团股份有限公司 | A kind of display base plate, display panel, display device and preparation method thereof |
| CN109407391B (en) * | 2018-12-25 | 2020-12-08 | 深圳市华星光电半导体显示技术有限公司 | Transparent liquid crystal display device |
| CN109828407A (en) * | 2019-04-10 | 2019-05-31 | 惠科股份有限公司 | Color filter substrate, display device and backlight display device |
| CN110596940A (en) * | 2019-08-22 | 2019-12-20 | 武汉华星光电技术有限公司 | Display panel and display device |
| CN110928026A (en) * | 2019-11-27 | 2020-03-27 | Tcl华星光电技术有限公司 | Liquid crystal display panel |
| CN111312913A (en) * | 2020-02-20 | 2020-06-19 | 京东方科技集团股份有限公司 | Display device |
| CN113759592B (en) * | 2021-10-28 | 2024-03-26 | 深圳市茂晶源光电有限公司 | Polarizer applicable to strong light environment |
| CN115268137A (en) * | 2022-09-14 | 2022-11-01 | 深圳思瑞光电科技有限公司 | TFT liquid crystal display device and manufacturing method thereof |
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| US20120140148A1 (en) * | 2009-11-26 | 2012-06-07 | Shinya Kadowaki | Liquid crystal display panel, method for manufacturing liquid crystal display panel, and liquid crystal display device |
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| CN203825340U (en) * | 2014-05-09 | 2014-09-10 | 京东方科技集团股份有限公司 | Half-transmission-half-reflecting type liquid crystal display panel and liquid crystal display device |
| CN104991377A (en) * | 2015-08-03 | 2015-10-21 | 京东方科技集团股份有限公司 | Array substrate, liquid crystal display panel and display device |
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