CN106249462A - Display device - Google Patents
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- CN106249462A CN106249462A CN201510895354.1A CN201510895354A CN106249462A CN 106249462 A CN106249462 A CN 106249462A CN 201510895354 A CN201510895354 A CN 201510895354A CN 106249462 A CN106249462 A CN 106249462A
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- display device
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- dyestuff
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- 239000000463 material Substances 0.000 claims abstract description 67
- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 53
- 239000011248 coating agent Substances 0.000 claims abstract description 16
- 238000000576 coating method Methods 0.000 claims abstract description 16
- 238000002834 transmittance Methods 0.000 claims abstract description 15
- 239000000975 dye Substances 0.000 claims description 56
- 238000005191 phase separation Methods 0.000 claims description 54
- 239000000758 substrate Substances 0.000 claims description 21
- 230000003287 optical effect Effects 0.000 claims description 5
- 229920000139 polyethylene terephthalate Polymers 0.000 claims description 5
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 5
- 230000000737 periodic effect Effects 0.000 claims description 4
- 229920003229 poly(methyl methacrylate) Polymers 0.000 claims description 4
- -1 polyethylene terephthalate Polymers 0.000 claims description 4
- 239000004926 polymethyl methacrylate Substances 0.000 claims description 4
- 239000011521 glass Substances 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 229920000089 Cyclic olefin copolymer Polymers 0.000 claims description 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims 3
- 230000010287 polarization Effects 0.000 abstract description 8
- 239000010410 layer Substances 0.000 description 142
- 208000034699 Vitreous floaters Diseases 0.000 description 37
- 230000000694 effects Effects 0.000 description 25
- 239000011247 coating layer Substances 0.000 description 10
- 238000010586 diagram Methods 0.000 description 8
- 239000004372 Polyvinyl alcohol Substances 0.000 description 6
- 229920002451 polyvinyl alcohol Polymers 0.000 description 6
- 230000000007 visual effect Effects 0.000 description 5
- 238000005457 optimization Methods 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 239000004744 fabric Substances 0.000 description 3
- 230000007261 regionalization Effects 0.000 description 3
- 239000004642 Polyimide Substances 0.000 description 2
- 238000000862 absorption spectrum Methods 0.000 description 2
- 239000000987 azo dye Substances 0.000 description 2
- 229920001721 polyimide Polymers 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- BAZVSMNPJJMILC-UHFFFAOYSA-N triadimenol Chemical compound C1=NC=NN1C(C(O)C(C)(C)C)OC1=CC=C(Cl)C=C1 BAZVSMNPJJMILC-UHFFFAOYSA-N 0.000 description 2
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 1
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000002178 crystalline material Substances 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- XMBWDFGMSWQBCA-UHFFFAOYSA-M iodide Chemical compound [I-] XMBWDFGMSWQBCA-UHFFFAOYSA-M 0.000 description 1
- 229940006461 iodide ion Drugs 0.000 description 1
- 229910052740 iodine Inorganic materials 0.000 description 1
- 239000011630 iodine Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229920000344 molecularly imprinted polymer Polymers 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
Classifications
-
- 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
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/30—Polarising elements
- G02B5/3083—Birefringent or phase retarding elements
-
- 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
- G02F1/13363—Birefringent elements, e.g. for optical compensation
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Polarising Elements (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Electroluminescent Light Sources (AREA)
Abstract
A display device comprises a display panel and a coating type polarizing layer, wherein the coating type polarizing layer is arranged on the display panel. The display panel is provided with a first pixel area, a second pixel area and a third pixel area. The coating type polarization layer comprises a liquid crystal material layer, a dye material and a photosensitive material, wherein the dye material and the photosensitive material are mixed in the liquid crystal material layer. The coating type polarizing layer is provided with a first area, a second area and a third area which respectively correspond to the first pixel area, the second pixel area and the third pixel area, the first area, the second area and the third area respectively have the maximum light transmittance relative to light with a first wavelength range, light with a second wavelength range and light with a third wavelength range, and at least two of the first wavelength range, the second wavelength range and the third wavelength range are different.
Description
Technical field
The present invention relates to a kind of display device, a kind of Thinned with good optical display effect shows
Showing device.
Background technology
The most traditional Polarizer is polyvinyl alcohol (PVA) material using and having draftability, collocation absorption iodine
After ion, then the stretching via blooming so that it is there is the character of Absorption of linearly polarized light axle, and there is line
The effect of polarisation.But the drawing effect of this kind of Polarizer is comprehensive unicity, therefore causes display floater
Overall optical effect is the best.
Summary of the invention
The technical problem to be solved is the drawbacks described above for prior art, it is provided that one has good
The Thinned display device of good optics display effect.
To achieve these goals, the invention provides a kind of display device.Display device includes a display surface
Plate and an application type polarizing layer, application type polarizing layer is arranged on display floater.Display floater has one
One pixel region, one second pixel region and one the 3rd pixel region.Application type polarizing layer include a liquid crystal material layer,
One dye materials and a photosensitive material, dye materials and photosensitive material are mixed in liquid crystal material layer.It is coated with
Cloth type polarizing layer has a first area, a second area and one the 3rd region, corresponds respectively to the first pixel
District, the second pixel region and the 3rd pixel region, first area, second area and the 3rd region are respectively relative to tool
There is the light of a first wave length scope, there is the light of a second wave length scope and there is the light of a wavelength range
Having maximum light transmittance, first wave length scope, second wave length scope and wavelength range are at least within
Two differences.
The method have technical effect that:
The dye materials of the present invention and photosensitive material are mixed in liquid crystal material layer and form application type polarizing layer,
The zones of different of application type polarizing layer has different wave length corresponding to the different pixels district of display floater is absorbable
The light of scope, the most not only has good polarization effect, and the regionalization design of application type polarizing layer can also carry
For optics display effect evenly, and the application type polarizing layer of liquid crystal coating layer may also reach up display device
Slimming effect.Describe the present invention below in conjunction with the drawings and specific embodiments, but not as
Limitation of the invention.
Accompanying drawing explanation
Fig. 1 is the generalized section of the display device according to one embodiment of the invention；
Fig. 2 A is the schematic diagram of the application type polarizing layer according to one embodiment of the invention；
Fig. 2 B is the schematic diagram of the application type polarizing layer according to another embodiment of the present invention；
Fig. 2 C is the chromaticity coordinate figure according to one embodiment of the invention；
Fig. 2 D is the schematic diagram of the light shield for making application type polarizing layer according to one embodiment of the invention；
Fig. 3 is the generalized section of the display device according to another embodiment of the present invention；
Fig. 4 A is the generalized section of the display device according to yet another embodiment of the invention；
Fig. 4 B is the generalized section of the display device according to yet another embodiment of the present invention；
Fig. 5 is the generalized section of the display device according to further embodiment of this invention；
Fig. 6 is the schematic diagram of the application type phase separation layer according to one embodiment of the invention；
Fig. 7 A～7B is the reflection visual angle luminance graph according to the embodiment of the present invention；
Fig. 8 is the generalized section of the display device according to another embodiment of the present invention；
Fig. 9 is the generalized section of the display device according to further embodiment of this invention.
Wherein, reference
10,20,30,40,50,80,90 display device
100 display floaters
200,200A, 200B application type polarizing layer
210 first areas
210a the first orientation angle
220 second areas
220a the second orientation angle
230 the 3rd regions
230a the 3rd orientation angle
240 liquid crystal materials
300 glue-lines
400 substrates
500 phase separation layers
600 application type phase separation layers
610 first phase difference districts
610a, 620a orientation angle
620 second phase difference districts
700 polarizing layers
L ultraviolet light
M light shield
Detailed description of the invention
Structural principle and operation principle to the present invention are described in detail below in conjunction with the accompanying drawings:
In embodiments of the invention, dye materials and photosensitive material are mixed in liquid crystal material layer and form coating
Type polarizing layer, the zones of different of application type polarizing layer has corresponding to the different pixels district of display floater is absorbable
The light of different wavelength range, the most not only has good polarization effect, the regionalization design of application type polarizing layer
May be provided for optics display effect evenly, and the application type polarizing layer of liquid crystal coating layer may also reach up
The slimming effect of display device.What embodiment was proposed consists of illustration use, is not intended to the present invention
The scope of protection does limit.Those skilled in the art when can according to be actually needed to those composition modified or
Change.
Fig. 1 is the generalized section of the display device 10 according to one embodiment of the invention.As it is shown in figure 1,
Display device 10 includes display floater 100 and an application type polarizing layer 200, an application type polarizing layer 200
It is arranged on display floater 100.
In embodiment, display floater 100 has one first pixel region, one second pixel region and one the 3rd pixel
District, includes red pixel, green pixel and blue pixel the most respectively.In embodiment, application type polarizing layer
200 include a liquid crystal material layer, a dye materials and a photosensitive material, dye materials and photosensitive material
It is mixed in liquid crystal material layer, say, that the e.g. light orientation of the application type polarizing layer 200 of embodiment
Liquid crystal coating layer, and different dye materials can absorb the light with different wavelength range, therefore can have
There is polarization effect.In one embodiment, the thickness e.g. 1～50 of the application type polarizing layer 200 of liquid crystal coating layer
Micron (μm).In another embodiment, the thickness e.g. 1～5 of the application type polarizing layer 200 of liquid crystal coating layer
Micron, therefore can reach the slimming effect of the application type polarizing layer 200 of display device.
In embodiment as shown in Figure 1, application type polarizing layer 200 is e.g. directly coated at display floater
On 100.
Therefore, compared to the Polarizer of traditional polyvinyl alcohol (PVA) stretching collocation absorption iodide ion, because
The three-decker Polarizer of polyvinyl alcohol film collocation two panels protective layer has the thickness of at least 10～40 microns, root
According to embodiments of the invention, the thickness minimum of the application type polarizing layer 200 of liquid crystal coating layer can simply be 1～5
Micron, therefore can reach the slimming of display device and light-weighted effect.
In embodiment, as a example by display floater 100 is as display panels, then the thickness of display device 10
For less than 300 microns.
In embodiment, application type polarizing layer 200 has a first area, a second area and one the 3rd region,
First area corresponds to the first pixel region, and second area corresponds to the second pixel region, and the 3rd region is corresponding to the
Three pixel regions.First area has a maximum light transmittance relative to the light with a first wave length scope, and second
Region has maximum light transmittance relative to the light with a second wave length scope, and the 3rd region is relative to having
The light of one wavelength range has maximum light transmittance.First wave length scope, second wave length scope and the 3rd
At least two of which of wave-length coverage is different.
In other words, corresponding first pixel region of the pattern in first area, second area and the 3rd region, second
Pixel region and the pattern of the 3rd pixel region.Referring to the drawings by pixel region for illustrating as a example by strip pattern,
But the pattern in three pixel regions and the first area of correspondence, second area and the 3rd region can be according to practical situation
Select, be not limited with strip pattern.In one embodiment, above-mentioned first pixel region, the second pixel region
And/or the 3rd pixel region be periodic arrangement.
As it is shown in figure 1, display device 10 can include at least one application type polarizing layer 200, this application type
Polarizing layer 200 is arranged on a surface of display floater 100.
In one embodiment, display device also can include two application type polarizing layer (not shown), these two paintings
Cloth type polarizing layer is respectively arranged on two apparent surfaces of display floater.
Fig. 2 A is the schematic diagram of the application type polarizing layer according to one embodiment of the invention.As shown in Figure 2 A,
In one embodiment, the liquid crystal material layer of application type polarizing layer 200A includes multiple liquid crystal molecule, first area
Liquid crystal molecule in 210 has one first orientation angle 210a, and the liquid crystal molecule in second area 220 has
One second orientation angle 220a, the liquid crystal molecule in the 3rd region 230 has one the 3rd orientation angle 230a,
First orientation angle 210a, the second orientation angle 220a and at least two of which of the 3rd orientation angle 230a
Different.In one embodiment, among first area 210, second area 220 and the 3rd region 230, appoint
Two areas of anticipating can be identical or different.In one embodiment, first area 210, second area 220 and
Among three regions 230, any two shapes can be identical or different.For example, as shown in Figure 2 A
In embodiment, the first orientation angle 210a and the second orientation angle 220a are roughly the same, and the 3rd orientation angle
Degree 230a and two other difference.In other embodiments, the first orientation angle 210a, the second orientation angle
Degree 220a and the 3rd orientation angle 230a can also all differ.
In one embodiment, the first orientation angle 210a, the second orientation angle 220a and the 3rd orientation angle 230a
At least two of which differ such as ± 10 degree.
Specifically, in two polarizing layers of liquid crystal indicator, at least one of which uses the enforcement of the present invention
The application type polarizing layer 200 of example, then can adjust two differential seat angles absorbing axle with compartmentalization.Such as at some
Region makes the differential seat angle absorbing axle of two polarizing layers be common 90 degree, and will absorb axle in some region
Differential seat angle be adjusted to 90 ± 10 degree, and and can be able to reach such as with compartmentalization ground optimization display effect
It it is the effect of maximum light transmittance.
Fig. 2 B is the schematic diagram of the application type polarizing layer according to another embodiment of the present invention.Such as Fig. 2 B institute
Show, in an embodiment, the dye materials in application type polarizing layer 200B can include one first dyestuff, one
Two dyestuffs and one the 3rd dyestuff, the first dyestuff is positioned in first area 210, the second dyestuff is positioned at second area
In 220, the 3rd dyestuff is positioned in the 3rd region 230.First dyestuff, the second dyestuff and the 3rd dyestuff are extremely
Few two of which is different.In embodiment, the type of two in the first dyestuff, the second dyestuff and the 3rd dyestuff
Identical, and the type of the third party is different from the type of another two.In other embodiments, the first dyestuff,
The type of two dyestuffs and the 3rd dyestuff the most all differs.In one embodiment, the first dyestuff, second
Dyestuff and the 3rd dyestuff can be dichroic dye (Dichroic Dye) and/or azo dye (azo dyes), or
The material being suitable for for other.
In one embodiment, the concentration of at least two of which of the first dyestuff, the second dyestuff and the 3rd dyestuff is such as
Can be different.In embodiment, the concentration of two in the first dyestuff, the second dyestuff and the 3rd dyestuff is identical,
And the concentration of the 3rd is different from the concentration of another two.In other embodiments, the first dyestuff, the second dyestuff
The most all differ with the concentration of the 3rd dyestuff.In some embodiments, the first dyestuff, the second dyestuff and
The type of the 3rd dyestuff and concentration can be done suitably collocation and adjust to reach so that first area 210 is relative
There is maximum light transmittance, second area 220 relative to having the second ripple in the light with first wave length scope
The light of long scope has maximum light transmittance and the 3rd region 230 relative to the light with wavelength range
There is maximum light transmittance.
Specifically, in two polarizing layers of liquid crystal indicator, at least one of which uses the enforcement of the present invention
The application type polarizing layer 200 of example, then can utilize the type of dyestuff and/or concentration rangeization to adjust the frequency arranged in pairs or groups
Spectral limit so that the wave-length coverage phase with maximum light transmittance in the region that each pixel region is corresponding
With, and with compartmentalization ground optimization display effect, and the effect of overall maximum light transmittance can be reached.
In embodiment as shown in Figure 2 B, the first orientation angle 210a, the second orientation angle 220a and
3rd orientation angle 230a can be identical or any two are different.For example, in the present embodiment, first joins
The most identical to angle 210a, the second orientation angle 220a and the 3rd orientation angle 230a.Real one
Executing in example, the first orientation angle 210a, the second orientation angle 220a and the 3rd orientation angle 230a can threes
All differ.In the embodiment as shown in Fig. 2 A～2B, the first pixel region, the second pixel region and the 3rd
Pixel region at least any two are periodic arrangement.
According to embodiments of the invention, via the first area 210, second adjusting application type polarizing layer 200
Liquid crystal alignment angle, dye type and/or concentration in region 220 and the 3rd region 230 is permissible
Adjustment is by the chromaticity coordinate numerical range of the light of regional further.In embodiment, first area,
Two regions and the 3rd region are respectively relative to be had the light of first wave length scope, has the light of second wave length scope
With the light with wavelength range there is maximum light transmittance, and first wave length scope, second wave length scope
With wavelength range corresponding one first chromaticity coordinate (x1, y1), one second chromaticity coordinate (x2, y2) respectively
With tertiary color degree coordinate (x3, y3).First chromaticity coordinate (x1, y1), the second chromaticity coordinate (x2, y2)
Different with at least two of which of tertiary color degree coordinate (x3, y3).It is to say, the colourity of regional is sat
Mark can be adjusted at least two each other for difference, it is also possible to be adjusted to three the most different.In an embodiment
In, among first area 210, second area 220 and the 3rd region 230, any two areas can be identical
Or it is different.In one embodiment, among first area 210, second area 220 and the 3rd region 230,
Any two shapes can be identical or different.
Fig. 2 C is the chromaticity coordinate figure according to one embodiment of the invention.In one embodiment, as shown in Figure 2 C,
Via adjusting in the first area 210 of application type polarizing layer 200, second area 220 and the 3rd region 230
Liquid crystal alignment angle, dye type and/or concentration, the chromaticity coordinate value that can make regional is red
Move or blue shift.For example, the first chromaticity coordinate (x1, y1), the second chromaticity coordinate (x2, y2) and the 3rd
(Δ x, Δ y) can e.g. (± 0.1, ± 0.1) for any two difference of chromaticity coordinate (x3, y3).Owing to these are a little
Difference can regionally adjust change, and the optimization that therefore display device can be made to have overall colourity sets
Meter.
Fig. 2 D is the schematic diagram of the light shield for making application type polarizing layer according to one embodiment of the invention.
As shown in Figure 2 D, after coating of liquid crystalline material 240, utilize irradiating ultraviolet light L and there is the height of photosensitive base
Molecularly Imprinted Polymer orientation agent, such as polyimides (polyimide:PI), the use of collocation light shield M, profit
By light orientation (Photoalignment) mode, zonal orientation can be accomplished, and form corresponding display floater
The first area of spacing (pixel region), second area and the 3rd region of pixel, and enter for regional
The adjustment of row orientation angle.In one embodiment, among first area, second area and the 3rd region, appoint
Two areas of anticipating can be identical or different.In one embodiment, first area, second area and the 3rd region it
In, any two shapes can be identical or different.
In sum, coating is utilized to be mixed with dye materials and the liquid crystal material layer of photosensitive material and make
Application type polarizing layer 200, has and makes its thickness reach thinning and the light-weighted effect of single unit system；It addition,
And utilize different dyestuffs to have the characteristic of different absorption spectrum, the absorption spectrum of various display device can be coordinated
Demand and adjust type and/or the concentration of dyestuff, and the aobvious of the global optimization colourity of display device can be reached
Show the target of effect.
Fig. 3 is the generalized section of the display device according to another embodiment of the present invention.With front in the present embodiment
State the same or analogous element of embodiment and continue to use same or like element numbers, and same or similar element
Related description refer to aforementioned, does not repeats them here.
As it is shown on figure 3, display device 20 also includes a substrate 400, application type polarizing layer 200 is coated
In substrate 400.In embodiment, substrate 400 such as can include a Triafol T layer (TAC), one gather
Methyl methacrylate layer (PMMA), a cyclic olefin polymer layer (COP), a polyethylene terephthalate
At least one of ester (PET), a plastic substrate and a soft glass.
It addition, as it is shown on figure 3, display device 20 also includes a glue-line 300, application type polarizing layer 200
Fit on display floater 100 via glue-line 300.Glue-line 300 e.g. pressure-sensing glue (PSA).It addition,
Display device 20 can include 400, two glue-lines 300 of two substrates and two application type polarizing layers 200, this
Two groups of substrates 400, application type polarizing layer 200 and glue-line 300 are respectively arranged at two of display floater 100
On apparent surface.
Fig. 4 A is the generalized section of the display device according to yet another embodiment of the invention, according to Fig. 4 B
The generalized section of the display device of yet another embodiment of the present invention.In the present embodiment identical with previous embodiment
Or similar element continues to use same or like element numbers, and the related description of same or similar element please be joined
State before examination, do not repeat them here.
As shown in Figure 4 A, in display device 30, a display floater 100 e.g. organic light emitting diode
Display floater, display device 30 also includes a phase separation layer 500, and phase separation layer 500 is arranged at display surface
Between plate 100 and application type polarizing layer 200.In embodiment, the thickness of display device 30 is e.g. less than
100 microns.In the present embodiment, the rotatory polarization layer of phase separation layer 500 e.g. 1/4 λ or 3/4 λ.Real one
Executing in example, phase separation layer 500 can act also as the coating substrate of application type polarizing layer 200.In one embodiment,
Phase separation layer 500 can be fitted on display floater 100 by glue-line 300.
As shown in Figure 4 B, in display device 40, a display floater 100 e.g. organic light emitting diode
Display floater, display device 40 also includes that a phase separation layer 500 fits in display floater by glue-line 300
On 100.Afterwards, again by another glue-line after application type polarizing layer 200 is formed on a substrate 400
300 fit on phase separation layer 500.In embodiment, the thickness of display device 40 is e.g. less than 100
Micron.In the present embodiment, the rotatory polarization layer of phase separation layer 500 e.g. 1/4 λ or 3/4 λ.
Fig. 5 is the generalized section of the display device according to further embodiment of this invention.With front in the present embodiment
State the same or analogous element of embodiment and continue to use same or like element numbers, and same or similar element
Related description refer to aforementioned, does not repeats them here.
As it is shown in figure 5, display device 50 e.g. organic LED display device, display floater 100
E.g. organic LED display panel.Organic LED display device (display device 50) includes
One organic LED display panel (display floater 100) and an application type phase separation layer 600, coating
Type phase separation layer 600 is arranged on organic LED display panel.Application type phase separation layer 600 includes
One liquid crystal material layer and a photosensitive material, photosensitive material is mixed in liquid crystal material layer.Application type phase place
Difference floor 600 has a first phase difference district and a second phase difference district, and first phase difference district and second phase are poor
It is poor that district has out of phase.Application type phase separation layer 600 e.g. rotatory polarization layer, has 1/4 λ or 3/4 λ
Phase delay.
In one embodiment, as it is shown in figure 5, display device 50 may also include a polarizing layer 700, polarisation
Layer 700 is arranged on application type phase separation layer 600.In the present embodiment, polarizing layer 700 is selected from a biography
System light polarizing film layer, e.g. one polyvinyl alcohol film.
Fig. 6 is the schematic diagram of the application type phase separation layer according to one embodiment of the invention.With front in the present embodiment
State the same or analogous element of embodiment and continue to use same or like element numbers, and same or similar element
Related description refer to aforementioned, does not repeats them here.
As shown in Figure 6, application type phase separation layer 600 has first phase difference district 610 and second phase difference district
620, it is poor that first phase difference district 610 and second phase difference district 620 have out of phase.
In one embodiment, the liquid crystal material layer of application type phase separation layer 600 includes multiple liquid crystal molecule, first
Liquid crystal molecule in phase contrast district 610 and the liquid crystal molecule in second phase difference district 620 have different orientations
Angle.As shown in Figure 6, the liquid crystal molecule in first phase difference district 610 has orientation angle 610a, the
Liquid crystal molecule in two-phase potential difference district 620 has orientation angle 620a, and orientation angle 610a and orientation angle
Degree 620a is different.In embodiment, all liquid crystal molecules in single area have identical orientation angle.
In another embodiment, in liquid crystal molecule in first phase difference district 610 and second phase difference district 620
Liquid crystal molecule also can have different material types.
In some embodiments, in liquid crystal molecule in first phase difference district 610 and second phase difference district 620
Liquid crystal molecule can have identical orientation angle and have different materials type, or has different alignment angle
And there is identical material type, can also have diverse orientation angle and material type.
In some embodiments, application type phase separation layer 600 may also include a substrate (not in figure), liquid crystal
Material series of strata are coated in substrate to form application type phase separation layer 600.In embodiment, substrate such as can be wrapped
Include a Triafol T layer (TAC), a polymethyl methacrylate layers (PMMA), a cyclic olefin polymerization
Nitride layer (COP), a polyethylene terephthalate (PET), a plastic substrate and a soft glass at least its
One of.
In some embodiments, the material of application type phase separation layer 600 can also first be coated on a support plate, material
Form application type phase separation layer 600 after material solidification, then support plate removed from application type phase separation layer 600,
The application type phase separation layer 600 the most without any carrier plate material just can conform to display floater 100
On.
In some embodiments, the material of application type phase separation layer 600 can also directly be applied to display floater
On 100, then just form application type phase separation layer 600 on display floater 100 after material solidification.
In embodiment, application type phase separation layer 600 includes liquid crystal material layer and photosensitive material, and photonasty
Material mixing is in liquid crystal material layer, say, that the application type phase separation layer 600 e.g. light of embodiment
The liquid crystal coating layer of orientation.In one embodiment, the thickness example of the application type phase separation layer 600 of liquid crystal coating layer
1～50 micron in this way.In another embodiment, the thickness example of the application type phase separation layer 600 of liquid crystal coating layer
1～5 micron in this way.
In embodiment, display device 50 e.g. organic LED display device, it is provided with application type
The thickness of the organic LED display device (display device 50) of phase separation layer 600 is e.g. less than 100
Micron.
In embodiment as shown in Figure 6, the first phase difference district 610 and second of application type phase separation layer 600
Phase contrast district 620 has strip pattern.In some other embodiments, first phase difference district 610 and second
Phase contrast district 620 can be respectively provided with strip pattern, circular pattern or irregular pattern.During actual application,
The pattern in first phase difference district 610 and second phase difference district 620 can optionally do suitably selection, not with aforementioned
Types of patterns is limited.In one embodiment, above-mentioned first phase difference district 610 and second phase difference district 620
For periodic arrangement.
In previous embodiment, application type phase separation layer 600 has two different phase contrast districts of phase contrast.Its
In his embodiment, further, application type phase separation layer 600 can have more than 3 and have not homophase
The phase contrast district of potential difference.During actual application, the number in the phase contrast district with out of phase difference the most visually needs
Do suitably selection, be not limited with aforesaid number.
Fig. 7 A～7B is the reflection visual angle luminance graph according to the embodiment of the present invention.Fig. 7 A is not for have region
Property coating the analog result of organic LED display device of phase separation layer 500, and Fig. 7 B is tool
There is the analog result of the organic LED display device of the application type phase separation layer 600 of regional coating.
Its light transmittance of region representation that wherein network point distribution is the most intensive is the highest, the region representation that network point distribution is more evacuated
Its luminous reflectance is the lowest, and these two figures all show dark-state state.
As shown in Figure 7 A, when not there is the phase separation layer 500 of regional coating, upward angle of visibility (90 °) and under
The light line reflection in visual angle (270 °) direction is substantially strong than the light line reflection in side-looking angle (0 ° and 180 °) direction, therefore
There is higher luminous reflectance.But, when there is the application type phase separation layer 600 of regional coating, four
The illuminance distribution in individual visual angle (0 °, 90 °, 180 °, 270 °) direction is then substantially improved.Accordingly, according to
Embodiments of the invention, the arranging of application type phase separation layer 600 of regional coating can reduce each visual angle
Uneven colour cast situation so that omnibearing side-looking angle all has uniform brightness, and adjusts display surface
Overall reflective brightness and reflection form and aspect and reach the uniform effect of optical appearance in each region.
Fig. 8 is the generalized section of the display device according to further embodiment of this invention.With front in the present embodiment
State the same or analogous element of embodiment and continue to use same or like element numbers, and same or similar element
Related description refer to aforementioned, does not repeats them here.
As shown in Figure 8, display device 80 e.g. organic LED display device, display floater 100
E.g. organic LED display panel.Display device 80 include display floater 100, substrate 400,
Application type polarizing layer 200, application type phase separation layer 600 and glue-line 300.Application type polarizing layer 200 is coated with
In substrate 400, application type phase separation layer 600 fits on display floater 100 via glue-line 300, is coated with
Cloth type polarizing layer 200 and substrate 400 conform on application type phase separation layer 600 via another glue-line 300.
Application type phase separation layer 600 is arranged between display floater 100 and application type polarizing layer 200.Implement one
In example, above-mentioned substrate 400 also can remove after laminating.
In embodiment shown in Fig. 8, application type phase separation layer 600 has first phase difference district and second phase
Difference district, and to have out of phase poor first phase difference district and second phase difference district.Further, application type polarizing layer
200 have a first area, a second area and one the 3rd region, correspond respectively to Organic Light Emitting Diode
First pixel region of display floater, the second pixel region and the 3rd pixel region, first area, second area and
Three regions are respectively relative to be had the light of first wave length scope, has the light of second wave length scope and have the 3rd
The light of wave-length coverage has maximum light transmittance, first wave length scope, second wave length scope and the 3rd wavelength model
At least two of which enclosed is different.
Fig. 9 is the generalized section of the display device according to further embodiment of this invention.With front in the present embodiment
State the same or analogous element of embodiment and continue to use same or like element numbers, and same or similar element
Related description refer to aforementioned, does not repeats them here.
As it is shown in figure 9, display device 90 e.g. organic LED display device, display floater 100
E.g. organic LED display panel.Display device 90 includes that display floater 100, application type are inclined
Photosphere 200, application type phase separation layer 600 and glue-line 300.Application type phase separation layer 600 is via glue-line 300
Fitting on display floater 100, application type polarizing layer 200 is directly coated with or fits in application type phase separation layer
On 600.Application type phase separation layer 600 is arranged between display floater 100 and application type polarizing layer 200.
In sum, it is mixed in liquid crystal material according to embodiments of the invention, dye materials and photosensitive material
Layer and form application type polarizing layer, the zones of different of application type polarizing layer is corresponding to the different pixels of display floater
District can absorb the light with different wavelength range, the most not only has good polarization effect, application type polarizing layer
Regionalization design may be provided for optics display effect evenly, and the application type polarisation of liquid crystal coating layer
Layer may also reach up the slimming effect of display device.It addition, photosensitive material is mixed in liquid crystal material layer
And forming application type phase separation layer, it is poor that the zones of different of application type phase separation layer has out of phase, this region
Property coating the setting of application type phase separation layer so that display surface all has in omnibearing side-looking angle
Uniform brightness, and the uniform effect of optical appearance reaching each region.
Certainly, the present invention also can have other various embodiments, without departing substantially from present invention spirit and the feelings of essence thereof
Under condition, those of ordinary skill in the art work as can make various corresponding change and deformation according to the present invention, but
These change accordingly and deform the protection domain that all should belong to appended claims of the invention.
Claims (15)
1. a display device, it is characterised in that including:
One display floater, has one first pixel region, one second pixel region and one the 3rd pixel region；And
One application type polarizing layer, is arranged on this display floater, and this application type polarizing layer includes a liquid crystal material
Layer, a dye materials and a photosensitive material, this dye materials and this photosensitive material are mixed in this liquid crystal material
In the bed of material；
Wherein this application type polarizing layer has a first area, a second area and one the 3rd region, the most right
Should be in this first pixel region, this second pixel region and the 3rd pixel region, this first area, this second area
It is respectively relative to the 3rd region to there is the light of a first wave length scope, there is the light of a second wave length scope
With the light with a wavelength range, there is maximum light transmittance, this first wave length scope, this second wave length
Scope is different with at least two of which of this wavelength range.
2. display device as claimed in claim 1, it is characterised in that this liquid crystal material layer includes multiple
Liquid crystal molecule, the plurality of liquid crystal molecule in this first area, this second area and the 3rd region has respectively
Have one first orientation angle, one second orientation angle and one the 3rd orientation angle, this first orientation angle, should
Second orientation angle is different with at least two of which of the 3rd orientation angle.
3. display device as claimed in claim 2, it is characterised in that this first orientation angle, this
This at least two of which of two orientation angles and the 3rd orientation angle differs ± 10 degree.
4. display device as claimed in claim 1, it is characterised in that this dye materials includes one first
Dyestuff, one second dyestuff and one the 3rd dyestuff, lay respectively at this first area, this second area and the 3rd
In region, this first dyestuff, this second dyestuff are different with at least two of which of the 3rd dyestuff, and/or
This first dyestuff, this second dyestuff are different with the concentration of at least two of which of the 3rd dyestuff.
5. display device as claimed in claim 4, it is characterised in that this first pixel region, this second
Pixel region and the 3rd pixel region at least any two are periodic arrangement.
6. display device as claimed in claim 1, it is characterised in that this first wave length scope, this
Two wave-length coverages and this wavelength range corresponding one first chromaticity coordinate (x1, y1), one second colourity respectively
Coordinate (x2, y2) and tertiary color degree coordinate (x3, y3), this first chromaticity coordinate (x1, y1), this second color
At least two of which of degree coordinate (x2, y2) and this tertiary color degree coordinate (x3, y3) is different.
7. display device as claimed in claim 6, it is characterised in that this first chromaticity coordinate (x1, y1),
This second chromaticity coordinate (x2, y2) and this tertiary color degree coordinate (x3, y3) any two difference: (Δ x,
Δ y) is (± 0.1, ± 0.1).
8. display device as claimed in claim 1, it is characterised in that also include a substrate, this coating
Type polarizing layer is coated in this substrate.
9. display device as claimed in claim 8, it is characterised in that this substrate includes that one or three acetic acid are fine
Dimension element layer, a polymethyl methacrylate layers, a cyclic olefin polymer layer, a polyethylene terephthalate,
At least one of one plastic substrate and a soft glass.
10. display device as claimed in claim 1, it is characterised in that the thickness of this application type polarizing layer
It it is 1～50 micron.
11. display devices as claimed in claim 1, it is characterised in that this display floater is a liquid crystal
Showing panel, the thickness of this display device is less than 300 microns.
12. display devices as claimed in claim 11, it is characterised in that also include:
Two these application type polarizing layers, are respectively arranged on two apparent surfaces of this display floater.
13. display devices as claimed in claim 1, it is characterised in that this display floater is one organic
Optical diode display floater, the thickness of this display device is less than 100 microns.
14. display devices as claimed in claim 13, it is characterised in that also include:
One application type phase separation layer, is arranged between this display floater and this application type polarizing layer.
15. display devices as claimed in claim 14, it is characterised in that this application type phase separation layer has
A first phase difference district and a second phase difference district, this first phase difference district and this second phase difference district is had to have
Out of phase is poor.
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| TW104118735 | 2015-06-10 | ||
| TW104118735A TWI560501B (en) | 2015-06-10 | 2015-06-10 | Display device |
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| CN106249462B CN106249462B (en) | 2019-09-17 |
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| CN115201956A (en) * | 2021-04-09 | 2022-10-18 | 群创光电股份有限公司 | Electronic device and method for manufacturing electronic device |
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Also Published As
| Publication number | Publication date |
|---|---|
| TWI560501B (en) | 2016-12-01 |
| TW201643520A (en) | 2016-12-16 |
| CN106249462B (en) | 2019-09-17 |
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