CN105954917A - Display apparatus - Google Patents
Display apparatus Download PDFInfo
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- CN105954917A CN105954917A CN201610496436.3A CN201610496436A CN105954917A CN 105954917 A CN105954917 A CN 105954917A CN 201610496436 A CN201610496436 A CN 201610496436A CN 105954917 A CN105954917 A CN 105954917A
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- polaroid
- wave plate
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- axle
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- 239000000758 substrate Substances 0.000 claims abstract description 131
- 239000002184 metal Substances 0.000 claims abstract description 47
- 229910052751 metal Inorganic materials 0.000 claims abstract description 47
- 230000003287 optical effect Effects 0.000 claims description 54
- 239000004973 liquid crystal related substance Substances 0.000 claims description 34
- 239000000463 material Substances 0.000 claims description 9
- 230000013011 mating Effects 0.000 claims description 3
- 239000000049 pigment Substances 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract 1
- 230000010287 polarization Effects 0.000 description 73
- 239000012528 membrane Substances 0.000 description 14
- 238000000034 method Methods 0.000 description 10
- 239000010408 film Substances 0.000 description 9
- 238000002347 injection Methods 0.000 description 8
- 239000007924 injection Substances 0.000 description 8
- 238000005286 illumination Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 4
- 239000013078 crystal Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 229910052740 iodine Inorganic materials 0.000 description 4
- 239000011630 iodine Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000011368 organic material Substances 0.000 description 4
- 238000009738 saturating Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- -1 such as Substances 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 241000416536 Euproctis pseudoconspersa Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000002035 prolonged 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
- 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
- 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
- G02F1/133531—Polarisers characterised by the arrangement of polariser or analyser axes
-
- 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
- G02F1/133638—Waveplates, i.e. plates with a retardation value of lambda/n
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Liquid Crystal (AREA)
- Polarising Elements (AREA)
Abstract
The invention provides a display apparatus, which relates to the technical field of display. The display apparatus can improve the problem that the display quality is reduced since a metal layer of an array substrate reflects exterior light when the array substrate is used as a light outgoing substrate. The display apparatus comprises an array substrate, wherein the array substrate is a light outgoing substrate, and the array substrate comprises a first underlayer, a metal layer arranged at the inner side of the first underlayer, and a first polarizer arranged at the outer side of the metal layer; and the array substrate also comprises a first quarter wave plate disposed between the first polarizer and the metal layer, an angle is formed between a light axis of the first quarter wave plate and a transmission axis of the first polarizer, and the first quarter wave plate and the first polarizer are at least arranged in a display area of the array substrate. The display apparatus is suitable for producing the display apparatus.
Description
Technical field
The present invention relates to Display Technique field, particularly relate to a kind of display device.
Background technology
Rimless product becomes the one of following liquid crystal indicator by the surface structure of its novelty
Individual important development direction.Rimless the most only arranges side frame in the surrounding of liquid crystal indicator, aobvious
Show and on face, be not provided with frame.
Liquid crystal indicator generally comprises the array base palte to box and color membrane substrates, and color membrane substrates is
Light emission side substrate.Being connected with external drive equipment for convenience, the side of array base palte stretches out in
Color membrane substrates, and be provided with drive in projecting area (commonly referred to as circuit region or Pad region)
Galvanic electricity road and connecting line.To realize Rimless, then the drive circuit arranged in this circuit region
Exposed problem will be there is with connecting line.
Method currently for this Resolving probiems is: cover black on drive circuit and connecting line
Shade bar bar, but the method requires higher for the process equipment attaching shelves bar, and guarantee pastes
The planarization on surface, attached boundary both sides；Meanwhile, if the company of array base palte and the external circuit board
Connecing bad, its difficulty of doing over again is big.
Owing to said method defect is more, therefore occur in that the another kind of side solving the problems referred to above
Method.The method particularly as follows: liquid crystal indicator is inverted up and down, will array base palte as going out
Light side substrate, so, the substrate of array base palte can block drive circuit and the company of circuit region
Wiring, thus avoid the problem that it is exposed.But, owing to there being intensive metal on array base palte
The metal levels such as line, when ambient light is injected on this metal level, it may occur that reflects thus reduces aobvious
Show quality.Example, illustrate as a example by the ambient light of vertical incidence display device, reference
Shown in Fig. 1, display device includes: color membrane substrates 2 and array base palte 4, the Yi Jiwei to box
Liquid crystal layer 3 between color membrane substrates 2 and array base palte 4；Incident illumination R is through upper polaroid
Becoming line polarized light X1 after 5, its polarization direction is parallel through axle A-B with upper polaroid 5,
Line polarized light X1 is mapped on metal wire 6 after the substrate 8 of array base palte 4, metal wire 6
Being reflected and penetrate line polarized light X2, the polarization direction of line polarized light X2 is inclined relative to line
The shake polarization direction of light X1 have rotated 180 °, then, line polarized light X2 is through substrate 8
After, its polarization direction is parallel through axle A-B with upper polaroid 5, then line polarized light X2 energy
Enough penetrate from upper polaroid 5, but this some light can interfere to beholder, thus drop
Low display quality.
Summary of the invention
Embodiments of the invention provide a kind of display device, and this display device can improve array base
When plate is as light emission side substrate, the metal layer reflection ambient light of array base palte, thus cause display
The problem that quality reduces.
For reaching above-mentioned purpose, embodiments of the invention adopt the following technical scheme that
The embodiment provides a kind of display device, this display device includes: array base
Plate, described array base palte is light emission side substrate, and described array base palte includes: the first substrate, set
Put the metal level inside described first substrate and be arranged on first outside described metal level
Polaroid；Described array base palte also includes: be positioned at described first polaroid and described metal level it
Between the first quarter-wave plate, wherein, the optical axis of described first quarter-wave plate is with described
First polaroid there is angle through axle, described first quarter-wave plate and described first inclined
Mating plate is arranged at the viewing area of described array base palte.
Optionally, the passing through of the optical axis of described first quarter-wave plate and described first polaroid
The angle of axle is 45 °.
Optionally, described first polaroid and described first quarter-wave plate are respectively positioned on described
The outside of one substrate.
Optionally, described first quarter-wave plate and described first polaroid are all with described first
Substrate alignment.
Optionally, described display device also includes: with described array base palte to box to box substrate,
And at described array base palte and described to the liquid crystal layer between box substrate；
Described box substrate is included: the second substrate, the second polaroid and the second quarter-wave plate,
Wherein, described second polaroid and described second quarter-wave plate are arranged at described second lining
At at the end, described second quarter-wave plate than described second polaroid closer to described liquid crystal layer,
Angle is there is through axle in the optical axis of described second quarter-wave plate with described second polaroid,
Described second quarter-wave plate and described second polaroid are arranged at described to box substrate
Viewing area.
Optionally, the passing through of the optical axis of described second quarter-wave plate and described second polaroid
The angle of axle is 45 °.
Optionally, the hanging down through axle through axle and described second polaroid of described first polaroid
Directly, the optical axis of described first quarter-wave plate and the angle through axle of described first polaroid
It is 45 °, and the optical axis of described first quarter-wave plate and described second quarter-wave plate
Optical axis parallel.
Optionally, the putting down through axle through axle and described second polaroid of described first polaroid
OK, the optical axis of described first quarter-wave plate and the angle through axle of described first polaroid
It is 45 °, and the optical axis of described first quarter-wave plate and described second quarter-wave plate
Optical axis vertical.
Optionally, described second polaroid and described second quarter-wave plate are respectively positioned on described
The outside of two substrates.
Optionally, described second quarter-wave plate and described second polaroid are all with described second
Substrate alignment.
Optionally, described array base palte also includes: be arranged on the shading outside described first substrate
Layer, described light shield layer is positioned at the non-display area of described array base palte.
Optionally, described first polaroid and described first quarter-wave plate are respectively positioned on described
The outside of one substrate, described light shield layer is positioned at the outside of described first polaroid.
Optionally, the material of described light shield layer is black pigment or organic resin.
The embodiment provides a kind of display device, this display device includes: array base
Plate, array base palte is light emission side substrate, and array base palte includes: the first substrate, be arranged on first
Metal level inside substrate and be arranged on the first polaroid outside metal level；Array base palte
Also include: the first quarter-wave plate between the first polaroid and metal level, wherein,
The optical axis of the first quarter-wave plate and the first polaroid there is angle through axle, the one or four point
One of wave plate and the first polaroid be arranged at the viewing area of array base palte.
So, when ambient light is from the first polaroid incidence, be changed into the first polaroid is saturating
Crossing the First Line polarized light that axle is parallel, now, the polarization direction of First Line polarized light is inclined with first
Mating plate parallel through axle.
Angle is there is through axle due to the optical axis of the first quarter-wave plate and the first polaroid；
If this angle is 45 °, then this First Line polarized light is after the first quarter-wave plate, turns
Become left-handed (or dextrorotation) circularly polarized light (for the ease of describing, here with left circularly polarized light
As a example by illustrate)；Above-mentioned left circularly polarized light is after metal layer reflection, and its polarization state is sent out
Changing, is changed into right-circularly polarized light；This right-circularly polarized light is again through the 1st/1st
After wave plate, it is changed into the optical axis with the first quarter-wave plate and becomes second line polarized light of-45 °；
So, the angle of the polarization direction of the polarization direction of the second line polarized light and First Line polarized light is
90 °, and the polarization direction of First Line polarized light and the first polaroid is parallel through axle, i.e.
The polarization direction of two line polarized lights be perpendicular to the first polaroid through axle, then the second line polarized light
Cannot be from the first polaroid injection, compared to existing technology, ambient light can not be reflected after entering
Come, thus when effectively solving array base palte as light emission side substrate, the metal level of array base palte is anti-
Penetrate ambient light, and then cause the problem that the display quality of display device reduces.
If this angle is other value α (α ≠ 45 °), then this line polarized light is through the one or four point
One of after wave plate, be changed into left-handed (or dextrorotation) elliptically polarized light (for the ease of describing, this
In illustrate as a example by left-handed elliptically polarized light)；Above-mentioned left-handed elliptically polarized light is through metal level
After reflection, its polarization state changes, and is changed into right-handed elliptical polarization light；This right-handed elliptical
Polarized light, again after the first quarter-wave plate, is changed into and the light of the first quarter-wave plate
Axle becomes the 3rd line polarized light of-α；So, the polarization direction of the 3rd line polarized light and First Line
The angle of the polarization direction of polarized light is 2 α, and the polarization direction of First Line polarized light and first
Polaroid parallel through axle, the polarization direction of the i.e. the 3rd line polarized light is saturating with the first polaroid
The angle crossing axle is 2 α, then in the 3rd line polarized light, a part of light cannot be from the first polaroid
Injection, compared to existing technology, decreases the quantity that ambient light is reflected, thus improves array
When substrate is as light emission side substrate, the metal layer reflection ambient light of array base palte, and then cause showing
The problem that the display quality of showing device reduces.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below by right
In embodiment or description of the prior art, the required accompanying drawing used is briefly described, it should be apparent that,
Accompanying drawing in describing below is only some embodiments of the present invention, for those of ordinary skill in the art
From the point of view of, on the premise of not paying creative work, it is also possible to obtain the attached of other according to these accompanying drawings
Figure.
The light path signal of the Fig. 1 a kind of display device reflection ambient light for providing in prior art
Figure；
Fig. 2 shows for the light path of a kind of display device reflection ambient light that the embodiment of the present invention provides
It is intended to；
Light path schematic diagram when Fig. 3 is that in Fig. 1, display device is in dark-state；
Light path schematic diagram when Fig. 4 is that in Fig. 1, display device is on state of；
Light path schematic diagram when Fig. 5 is that in Fig. 2, display device is in dark-state；
Light path schematic diagram when Fig. 6 is that in Fig. 2, display device is on state of；
The structural representation of the another kind of display device that Fig. 7 provides for the embodiment of the present invention.
Reference:
Polaroid under 1-；2-color membrane substrates；3-liquid crystal layer；4-array base palte；The upper polaroid of 5-；
6-metal wire；The substrate of 7-color membrane substrates；The substrate of 8-array base palte；9-is to box substrate；10-
First substrate；11-metal level；12-the first polaroid；13-the first quarter-wave plate；14-second
Substrate；15-the second polaroid；16-the second quarter-wave plate；17-light shield layer.
Detailed description of the invention
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 entered
Row clearly and completely describes, it is clear that described embodiment is only a part of embodiment of the present invention,
Rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not having
Have and make the every other embodiment obtained under creative work premise, broadly fall into present invention protection
Scope.
For the ease of clearly describing the technical scheme of the embodiment of the present invention, in an embodiment of the present invention,
Have employed the printed words such as " first ", " second " to function and effect essentially identical identical entry or similar
Item makes a distinction, and it will be appreciated by those skilled in the art that the printed words such as " first ", " second " are the most right
Quantity and structure are defined.
Embodiment one
Embodiments provide a kind of display device, including: array base palte, array base palte is for going out
Light side substrate, with reference to shown in Fig. 2, this array base palte includes: the first substrate 10, be arranged on the first lining
Metal level 11 at the end 10 and be arranged on the first polaroid 12 outside metal level 11；Battle array
Row substrate also includes: the first quarter-wave plate between the first polaroid 12 and metal level 11
13, wherein, optical axis and the existing through axle of the first polaroid 12 of the first quarter-wave plate 13 press from both sides
Angle, the first quarter-wave plate 13 and the first polaroid 12 are arranged at the viewing area of array base palte
Territory.
It should be noted that above-mentioned metal level can include metal wire and/or metal electrode, example,
Metal wire can be any one or a combination thereof in grid line, data wire, public electrode wire etc., metal
Electrode can be any one or a combination thereof in the grid of thin film transistor (TFT), source electrode and drain electrode etc..When
So, above-mentioned metal level can also include the connecting line etc. being positioned in the non-display area of array base palte.
The concept of optical axis is described below.When light beam incides certain crystal, two bundle refractions can be produced
Light, this phenomenon is referred to as birefringence.Wherein, two bundle refraction one of light in accordance with the common law of refraction,
This refraction light is referred to as ordinary light, is called for short o light；But another bundle refraction light does not observe the law of refraction, this
One refraction light is referred to as non-ordinary light, is called for short e light.When rotating crystal, the refractive direction of ordinary light is constant,
Rather than the refractive direction of ordinary light changes along with the direction rotated；When rotating crystal is to a direction
Time, the refractive direction of ordinary light overlaps with the refractive direction of extraordinary ray, the direction is called crystal
Optical axis.The optical axis of above-mentioned first quarter-wave plate i.e. can refer to above-mentioned understanding, following two or four/
The optical axis of one wave plate is identical with the optical axis implication of above-mentioned first quarter-wave plate, follow-up the most specifically
Bright.
Above-mentioned first polaroid only allows polarization direction to be parallel to the light through axle of this first polaroid
Line passes through, and filters out simultaneously and is perpendicular to this light through direction of principal axis vibration.Here also can claim through axle
For polarizing axis.Above-mentioned first polaroid and the first quarter-wave plate can be arranged at the first substrate
Outside, or it is arranged at the inner side of the first substrate, or the first quarter-wave plate is arranged on first
The inner side of substrate, the outside of first polaroid the first substrate, as long as meeting the first polaroid to be arranged on gold
Belong to outside layer and the first quarter-wave plate is between the first polaroid and metal level.This
Bright embodiment and accompanying drawing all can be arranged at the first polaroid and the first quarter-wave plate
Illustrate as a example by the outside of one substrate.
It should be noted that the first polaroid and the first quarter-wave plate typically use organic material or
Iodine based material is formed, but if the first polaroid and the first quarter-wave plate is arranged at the first lining
During the inner side at the end, owing to also needing to form other film layers in the inner side of the first substrate, and form these films
Organic material or iodine based material can be impacted by the process environments (such as High Temperature High Pressure etc.) needed for Ceng,
Therefore, when the first polaroid and the first quarter-wave plate are arranged on the inner side of the first substrate, need to adopt
Formed with suitable material, such as, metal grating structure can be used to form the first polaroid etc..
Above-mentioned array base palte needs and to box substrate to forming display device, then array base palte after box
In with to box substrate relative to box side be referred to as inner side, the side relative with inner side be referred to as outside.It addition,
Containing of the inner side and outer side of the concrete film layer (such as: the first substrate and metal level) that array base palte includes
Justice is same as described above, specifically repeats no more.
Above-mentioned array base palte can be common array base palte, it is also possible to be COA array base palte, COA
Array base palte refers to the substrate that color film layer is made on array base palte.Here it is not construed as limiting.It addition, this
Other film layers that bright embodiment includes for array base palte do not limit, and array base is the most only discussed in detail
Structure relevant to inventive point in plate, those skilled in the art can be according to common knowledge and existing skill
Art is known, this array base palte can also include being positioned at the thin film transistor (TFT) inside the first substrate, pixel electricity
Pole and public electrode etc., the most specifically introduce.
Those skilled in the art can obtain according to prior art and common knowledge: above-mentioned array base palte can
It is divided into viewing area (Active Area, AA) and surrounds the non-display area of this viewing area,
Viewing area is used for realizing display, and non-display area can be used for arranging drive circuit, sealed plastic box etc..On
State the first quarter-wave plate and the first polaroid can be provided only on the viewing area of array base palte, or
Person, the first quarter-wave plate and the first polaroid are arranged on the viewing area of array base palte and non-display
Region, is not construed as limiting here.
Above-mentioned display device can be as arbitrary display device of light emission side substrate using array base palte, is somebody's turn to do
Display device can be frame-free displaying device, it is also possible to is to have frame display device, does not limits
Fixed.It can be TN (Twisted Nematic, twisted-nematic) type, VA (Vertical Alignment,
Vertical orientated) type, IPS (In-Plane Switching, plane conversion) type or ADS (Advanced
Super Dimension Switch, senior super Wei Chang change) liquid crystal indicator such as type,
The display devices such as OLED (Organic Light-Emitting Diode, Organic Light Emitting Diode) display
And include the TV of these display devices, digital camera, mobile phone, panel computer etc. any have aobvious
Show product or the parts of function.
Embodiments provide a kind of display device, when ambient light is from the first polaroid incidence,
It is changed into the First Line polarized light parallel through axle with the first polaroid, now, First Line polarized light
Polarization direction and the first polaroid parallel through axle.
Due to the optical axis of the first quarter-wave plate (also known as λ/4 wave plate) and passing through of the first polaroid
There is angle in axle；If this angle is 45 °, then this First Line polarized light is through the first quarter-wave plate
After, it is changed into left-handed (or dextrorotation) circularly polarized light (for the ease of describing, here with Left-hand circular polarization
Illustrate as a example by light)；Above-mentioned left circularly polarized light is after metal layer reflection, and its polarization state occurs
λ changes, and is changed into right-circularly polarized light；This right-circularly polarized light is again through the first quarter-wave plate
After, it is changed into the optical axis with the first quarter-wave plate and becomes second line polarized light of-45 °；So,
The angle of the polarization direction of the second line polarized light and the polarization direction of First Line polarized light is 90 °, and the
The polarization direction of one line polarized light is parallel through axle with the first polaroid, the i.e. second line polarized light inclined
Shake direction be perpendicular to the first polaroid through axle, then the second line polarized light cannot be penetrated from the first polaroid
Going out, compared to existing technology, ambient light can not be reflected after entering, thus effectively solves array base
When plate is as light emission side substrate, the metal layer reflection ambient light of array base palte, and then cause display device
Display quality reduce problem.
If this angle is other value α (α ≠ 45 °), then this line polarized light is through the 1st/1st
After wave plate, it is changed into left-handed (or dextrorotation) elliptically polarized light (for the ease of describing, here with left-handed
Illustrate as a example by elliptically polarized light)；Above-mentioned left-handed elliptically polarized light is after metal layer reflection, and it is inclined
There is λ change in state of shaking, is changed into right-handed elliptical polarization light；This right-handed elliptical polarization light is again through
After one quarter-wave plate, it is changed into and becomes with the optical axis of the first quarter-wave plate the 3rd line of-α inclined
Shake light；So, the angle of the polarization direction of the polarization direction of the 3rd line polarized light and First Line polarized light
It is 2 α, and the polarization direction of First Line polarized light and the first polaroid is parallel through axle, the i.e. the 3rd
The polarization direction of line polarized light is 2 α, then the 3rd linear polarizations with the angle through axle of the first polaroid
In light, a part of light compared to existing technology, cannot decrease ambient light quilt from the first polaroid injection
The quantity reflected, thus when improving array base palte as light emission side substrate, the metal level of array base palte
Reflection ambient light, and then cause the problem that the display quality of display device reduces.
Optionally, the optical axis of the first quarter-wave plate and the angle through axle of the first polaroid are
45°.With reference to shown in Fig. 2, incident illumination R becomes line polarized light Y1 after the first polaroid 12,
Its polarization direction is parallel through axle A1-B1, due to the first quarter-wave with the first polaroid 12
The optical axis of sheet 13 and the angle through axle of the first polaroid are 45 °, then line polarized light Y1's is inclined
The angle of optical axis of direction and the first quarter-wave plate 13 of shaking also is 45 °, then, line polarized light
Y1 is changed into left-handed or right-circularly polarized light Y2 (here with left-handed after the first polaroid 12
Illustrate as a example by circularly polarized light), then, circularly polarized light Y2 is mapped to gold after the first substrate 10
Belonging on layer 11, metal level 11 is reflected and is penetrated right-circularly polarized light Y3, then, dextrorotation circle
Polarized light Y3 is mapped to the first quarter-wave plate 13 after the first substrate 10, and the 1st/1st
Right-circularly polarized light Y3 is changed into line polarized light Y4, and the polarization of line polarized light Y4 by wave plate 13
Direction is-45 ° with the angle of the optical axis of the first quarter-wave plate 13, so, and line polarized light Y4
The angle of polarization direction of polarization direction and line polarized light Y1 be 90 °, and line polarized light Y1
Polarization direction is parallel through axle A1-B1 with the first polaroid, i.e. the polarization direction of line polarized light Y4
Be perpendicular to the first polaroid 12 through axle A1-B1, then line polarized light Y4 cannot be from the first polaroid
12 injections, compared to existing technology, ambient light can not be reflected after entering, thus effectively solves battle array
When row substrate is as light emission side substrate, the metal layer reflection ambient light of array base palte, and then cause display
The problem that the display quality of device reduces.The improvement effect of this kind of structure becomes apparent from, and is easier to set
Meter makes.Observe it should be noted that above-mentioned left-handed or dextrorotation is all based on same direction of observation
Gained.
In order to reduce manufacture difficulty and cost-effective, with reference to shown in Fig. 2, the first polaroid 12 and the
One quarter-wave plate 13 is respectively positioned on the outside of the first substrate 10.It should be noted that Fig. 2 is
It is easy to the polarization situation describing incident illumination R after different film layers, at first polaroid 12 and the
Leaving gap between one quarter-wave plate 13, actually both are closely.Other are attached
Situation similar in figure, all refers to described above, follow-up repeats no more.
Optionally, with reference to shown in Fig. 2, the first quarter-wave plate 13 and the first polaroid 12 all with
First substrate 10 aligns, and now, the viewing area of array base palte and non-display area are provided with
One quarter-wave plate and the first polaroid.On the one hand, manufacture difficulty and cost-effective can be reduced；
On the other hand improve, it is possible to reduce the metal layer reflection ambient light of non-display area, thus further aobvious
Show quality.
In prior art, illustrate as a example by IPS type liquid crystal indicator under dark-state and on state of two states,
The light that backlight sends is through the polarization situation of color membrane substrates, liquid crystal and array base palte.Below with
The lower polaroid of color membrane substrates through axle and the upper polaroid of array base palte through axle vertical as a example by
Illustrate.
With reference to shown in Fig. 3, incident illumination T (non-polarized light that backlight sends) is through color membrane substrates 2
Lower polaroid 1 after, be transformed into the linear polarization paralleled through axle of polarization direction and lower polaroid 1
Light W1, line polarized light W1 are mapped on liquid crystal layer 3 after the substrate 7 of color membrane substrates 2, due to
IPS liquid crystal indicator is when original state, and liquid crystal molecule does not has distortion action for light, therefore,
Liquid crystal layer 3 does not change the polarization state of line polarized light W1, and then, this line polarized light is through array base
Polaroid 5 on substrate 8 directive of plate 4；Polarization direction and lower polaroid due to line polarized light W1
1 parallel through axle, and vertical through axle through axle and upper polaroid of lower polaroid, therefore,
Vertical through axle A-B from polarization direction and the upper polaroid of the line polarized light of substrate 8 injection, then this
Line polarized light all can not penetrate from upper polaroid 5, and this display state is dark-state.
With reference to shown in Fig. 4, incident illumination T (non-polarized light that backlight sends) is through color membrane substrates 2
Lower polaroid 1 after, be transformed into the linear polarization paralleled through axle of polarization direction and lower polaroid 1
Light W1, line polarized light W1 are mapped on liquid crystal layer 3 after the substrate 7 of color membrane substrates 2, at IPS
In the case of liquid crystal indicator is alive, liquid crystal molecule deflects, and has distortion for light and makees
With, therefore, liquid crystal layer 3 changes the polarization state of line polarized light W1, is transformed into polarization direction
The line polarized light W2 vertical with W1, then, this line polarized light W2 is through the lining of array base palte 4
Polaroid 5 on the end 8 directive；Polarization direction and line polarized light W1 inclined due to line polarized light W2
The direction that shakes is perpendicular, and the polarization direction of line polarized light W1 and lower polaroid 1 is parallel through axle,
Therefore, the polarization direction of line polarized light W2 is vertical through axle with lower polaroid 1, and lower polaroid
Vertical through axle A-B through axle and upper polaroid 5 of 1, then the polarization direction of line polarized light W2
Parallel through axle A-B with upper polaroid 5, therefore, line polarized light W2 can be from upper polaroid 5
All injections, this display state is on state of.
It should be noted that in Fig. 3 and Fig. 4: lower polaroid 1 be perpendicular to paper through direction of principal axis
Face；Upper polaroid 5 is A-B direction through direction of principal axis, and this A-B is oriented parallel to paper；Line
With the circle with stain, polarized light W1 represents that its polarization direction is for being perpendicular to paper；Line polarized light
W2 double-head arrow represents, its black part represents parallel A-B direction, polarization direction and upwards vibrates,
Its white portion represents parallel A-B direction, polarization direction and vibrates downwards.
If increasing by the first quarter-wave plate at above-mentioned array base palte, and the first quarter-wave plate for
Polarized light can produce Phase delay, then eventually affect emergent light number, and then impact originally institute
Picture to be shown.
Therefore, on the premise of improving the metal layer reflection ambient light of array base palte, in order to avoid impact
Or little effect picture to display originally, optionally, above-mentioned display device also includes: with battle array
Row substrate to box to box substrate and at array base palte with to the liquid crystal layer between box substrate；Ginseng
Examine shown in Fig. 2, box substrate 9 is included: second substrate the 14, second polaroid 15 and the two or four point
One of wave plate 16, wherein, the second polaroid 15 and the second quarter-wave plate 16 are arranged at second
On substrate 14, the second quarter-wave plate 16 to the second polaroid 15 closer to liquid crystal layer 3, second
The optical axis of quarter-wave plate 16 and the second polaroid 15 there is angle through axle, the two or four/
One wave plate and the second polaroid are arranged at the viewing area to box substrate.
Above-mentioned second polaroid and the second quarter-wave plate are arranged on the second substrate, wherein "
On second substrate " only represent the second substrate supporting the second polaroid and the second quarter-wave plate, not
Represent the restriction in orientation.Concrete, the second polaroid and the second quarter-wave plate can be respectively provided with
In the outside of the second substrate, or it is arranged at the inner side of the second substrate, or the second quarter-wave
Sheet is arranged on the inner side of the second substrate, the outside of second polaroid the second substrate, as long as meeting the two or four
/ mono-wave plate than the second polaroid closer to liquid crystal layer.The embodiment of the present invention and accompanying drawing are with
Two polaroids and the second quarter-wave plate illustrate as a example by being arranged at the outside of the second substrate.
It should be noted that the second polaroid and the second quarter-wave plate typically use organic material or
Iodine based material is formed, but if the second polaroid and the second quarter-wave plate is arranged at the second lining
During the inner side at the end, owing to also needing to form other film layers in the inner side of the second substrate, and form these films
Organic material or iodine based material can be impacted by the process environments (such as High Temperature High Pressure etc.) needed for Ceng,
Therefore, when the second polaroid and the second quarter-wave plate are arranged on the inner side of the second substrate, need to adopt
Formed with suitable material, such as, metal grating structure can be used to form the second polaroid etc..
Those skilled in the art can obtain according to prior art and common knowledge: above-mentioned can to box substrate
It is divided into viewing area (Active Area, AA) and surrounds the non-display area of this viewing area,
Non-display area can be used for arranging sealed plastic box etc..Above-mentioned second quarter-wave plate and the second polaroid can
To be provided only on the viewing area to box substrate, or, the second quarter-wave plate and the second polaroid
It is arranged on the viewing area to box substrate and non-display area, is not construed as limiting here.It addition, it is above-mentioned aobvious
Showing device can also include being positioned at the backlight to outside box substrate, to provide light source.The tool of backlight
Body structure is referred to prior art, repeats no more here.
Above-mentioned first polaroid and the second polaroid can be to be parallel to each other through axle, it is also possible to be phase
Mutually vertical, it is limited to the restriction of technique, in reality uses passing through of the first polaroid and the second polaroid more
The orthogonal structure of axle.
If above-mentioned array base palte is common array base palte, then this can be color membrane substrates to box substrate；
If above-mentioned array base palte is COA array base palte, then this does not include color film layer to box substrate, can conduct
Base plate for packaging uses.
Optionally, the optical axis of the second quarter-wave plate and the angle through axle of the second polaroid are
45°.So, the polarization direction of the line polarized light after the second polaroid and the second quarter-wave
The angle of the optical axis of sheet is 45 °, then this line polarized light, after the second quarter-wave plate, changes
For left-handed or right-circularly polarized light.This kind of structure is conducive to making, and is conducive to determining linear polarization simultaneously
The change of light state.
It it is 45 ° at the optical axis of above-mentioned second quarter-wave plate and the angle through axle of the second polaroid
In the case of, the optical axis of the first quarter-wave plate and the angle through axle of the first polaroid can be
45 °, it is also possible to be other situations.For the ease of adjusting the polarization state of light, preferably the one or four point
One of the optical axis of wave plate and the angle through axle of the first polaroid be 45 °, simultaneously the 1st/2nd
The optical axis of wave plate and the angle through axle of the second polaroid are 45 °.It addition, under this preferred structure,
The position relationship through axle through axle and the second polaroid according to the first polaroid is different, it is also possible to
It is divided into two kinds of structures.
The first, vertical through axle through axle and the second polaroid of the first polaroid, the one or four point
One of the optical axis of wave plate and the angle through axle of the first polaroid be 45 °, and the first quarter-wave
The optical axis of sheet is parallel with the optical axis of the second quarter-wave plate.This structure can be prevented effectively from impact originally
Picture to display.This structure is the most more commonly used.
The second, parallel through axle through axle and the second polaroid of the first polaroid, the one or four point
One of the optical axis of wave plate and the angle through axle of the first polaroid be 45 °, and the first quarter-wave
The optical axis of sheet is vertical with the optical axis of the second quarter-wave plate.This structure can be prevented effectively from impact originally
Picture to display.
Above-mentioned display device is specifically described below avoids impact or little effect the most to display
The principle of picture.Here still with IPS type liquid crystal indicator and its second polarisation to box substrate
Sheet through axle and the first polaroid of array base palte through axle vertical as a example by illustrate,
With reference to shown in Fig. 5, incident illumination T (non-polarized light that backlight sends) is through to box substrate 9
The second polaroid 15 after, be transformed into paralleling through axle of polarization direction and the second polaroid 15
Line polarized light R1, line polarized light R1 be changed into after the second quarter-wave plate 16 left-handed or
The circularly polarized light of dextrorotation or elliptically polarized light (are said here as a example by left circularly polarized light R2
Bright), left circularly polarized light R2 is mapped on liquid crystal layer 3 after the second substrate 14, due to IPS liquid
Crystal device is when original state, and liquid crystal molecule does not has distortion action for light, therefore, and liquid crystal
Layer 3 does not change the polarization state of left circularly polarized light R2, then, this left circularly polarized light R2 warp
Cross first substrate 10 directive the first quarter-wave plate 13 of array base palte 4, the first quarter-wave
Sheet 13 left circularly polarized light R2 is changed into line polarized light R3, line polarized light R3 polarization direction with
The optical axis of the first quarter-wave plate 13 is at 45 °, when the optical axis and of the first quarter-wave plate 13
When the optical axis of two quarter-wave plates 16 is parallel, then the polarization of line polarized light R3 and line polarized light R1
Direction is parallel, and the paralleling through axle of the polarization direction of line polarized light R1 and the second polaroid 15,
Then the paralleling through axle of the polarization direction of line polarized light R3 and the second polaroid 15, the second polarisation again
Vertical through axle A1-B1 through axle and the first polaroid 12 of sheet 15, then line polarized light R3
Polarization direction and the first polaroid 12 vertical through axle A1-B1, then whole line polarized light R3
Can not now show that state is dark-state from the second polaroid injection, this is consistent with the result of Fig. 3.
With reference to shown in Fig. 6, incident illumination T (non-polarized light that backlight sends) is through to box substrate 9
The second polaroid 15 after, be transformed into paralleling through axle of polarization direction and the second polaroid 15
Line polarized light R1, line polarized light R1 be changed into after the second quarter-wave plate 16 left-handed or
The circularly polarized light of dextrorotation or elliptically polarized light (are said here as a example by left circularly polarized light R2
Bright), left circularly polarized light R2 is mapped on liquid crystal layer 3 after the second substrate 14, at IPS liquid crystal
In the case of display device is alive, liquid crystal molecule deflects, and has distortion action for light,
Therefore, liquid crystal layer 3 makes left circularly polarized light R2 be changed into right-circularly polarized light R3；Then, this right side
Rounding polarized light R3 through first substrate 10 directive the first quarter-wave plate the 13, the 1st/
Right-circularly polarized light R3 is changed into line polarized light R4, the polarization side of line polarized light R4 by one wave plate 13
-45 ° are become to the optical axis with the first quarter-wave plate 13；Optical axis when the first quarter-wave plate 13
Time parallel with the optical axis of the second quarter-wave plate 16, then line polarized light R4 and line polarized light R1
Polarization direction angle in 90 °, and the polarization direction of line polarized light R1 and the second polaroid 15 is saturating
Cross axle parallel, then the polarization direction of line polarized light R4 and the second polaroid 15 is perpendicular through axle,
Vertical through axle A1-B1 through axle and the first polaroid 12 of the second polaroid 15 again, then line
The polarization direction of polarized light R4 is parallel through axle A1-B1 with the first polaroid 12, then they are whole
Can now show that state is on state of from the second polaroid injection, this is consistent with the result of Fig. 4.
It should be noted that above-mentioned left-handed or dextrorotation is all based on same direction of observation observes institute
?.It addition, in Fig. 5 and Fig. 6: the second polaroid 15 be perpendicular to paper through direction of principal axis；
First polaroid 12 is A1-B1 direction through direction of principal axis, and this A1-B1 is oriented parallel to paper；
With the circle with stain, line polarized light R1 represents that its polarization direction is for being perpendicular to paper；Line polarized light
R4 double-head arrow represents, its black part represents parallel A1-B1 direction, polarization direction and upwards vibrates,
Its white portion represents parallel A1-B1 direction, polarization direction and vibrates downwards.Need further exist for explanation
Being that nature light i.e. non-polarized light is changed into line polarized light by polaroid, it has the phase of λ/2 to light
Position postpones；Liquid crystal layer deflection can produce the Phase delay of about λ/2 to light；Quarter-wave plate pair
Light can produce the Phase delay of λ/4, and wherein, λ represents wavelength, therefore, in figs. 2-6,
On corresponding construction, identify λ/2, λ/4～λ/2～0 respectively represent that its producible phase place is prolonged
Late, wherein "～λ/2 " represent its Phase delay produced close to λ/2, "～0 " represents that it produces
Raw Phase delay is close to 0.
In order to reduce manufacture difficulty and cost-effective, with reference to shown in Fig. 2, the second polaroid 15 and the
Two quarter-wave plates 16 are respectively positioned on the outside of the second substrate 14.
Optionally, with reference to shown in Fig. 2, the second quarter-wave plate 16 and the second polaroid 15 all with
Second substrate 14 aligns, and is so conducive to manufacturing.
Optionally, with reference to shown in Fig. 7, above-mentioned array base palte also includes: be arranged on the first substrate 10
The light shield layer 17 in outside, light shield layer 17 is positioned at the non-display area of array base palte, non-display to prevent
The metal layer reflection ambient light in region.
Optionally, with reference to shown in Fig. 7, the first polaroid 12 and the first equal position of quarter-wave plate 13
In the outside of the first substrate 10, light shield layer 17 is positioned at the outside of the first polaroid 12.So, exist
After setting the first polaroid and the first quarter-wave plate, light shield layer is just set, it is possible to avoid hiding
Photosphere is on the first polaroid and the impact of the first quarter-wave plate.
Optionally, the material of above-mentioned light shield layer is black pigment or organic resin, its good shading effect and
With low cost.
The above, the only detailed description of the invention of the present invention, but protection scope of the present invention not office
Being limited to this, any those familiar with the art, can in the technical scope that the invention discloses
Readily occur in change or replace, all should contain within protection scope of the present invention.Therefore, the present invention
Protection domain should be as the criterion with described scope of the claims.
Claims (13)
1. a display device, including: array base palte, described array base palte is light emission side substrate,
Described array base palte includes: the first substrate, be arranged on the metal level inside described first substrate,
And it is arranged on the first polaroid outside described metal level；
It is characterized in that, described array base palte also includes: be positioned at described first polaroid and described
The first quarter-wave plate between metal level, wherein, the light of described first quarter-wave plate
Angle, described first quarter-wave plate and institute is there is through axle in axle with described first polaroid
State the first polaroid and be arranged at the viewing area of described array base palte.
Display device the most according to claim 1, it is characterised in that described one or four point
One of the optical axis of wave plate and the angle through axle of described first polaroid be 45 °.
Display device the most according to claim 1, it is characterised in that described first polarisation
Sheet and described first quarter-wave plate are respectively positioned on the outside of described first substrate.
Display device the most according to claim 1, it is characterised in that described one or four point
One of wave plate and described first polaroid all with described first substrate alignment.
5. according to the display device described in any one of claim 1-4, it is characterised in that described
Display device also includes: with described array base palte to box to box substrate and be positioned at described battle array
Row substrate and described to the liquid crystal layer between box substrate；
Described box substrate is included: the second substrate, the second polaroid and the second quarter-wave plate,
Wherein, described second polaroid and described second quarter-wave plate are arranged at described second lining
At at the end, described second quarter-wave plate than described second polaroid closer to described liquid crystal layer,
Angle is there is through axle in the optical axis of described second quarter-wave plate with described second polaroid,
Described second quarter-wave plate and described second polaroid are arranged at described to box substrate
Viewing area.
Display device the most according to claim 5, it is characterised in that described two or four point
One of the optical axis of wave plate and the angle through axle of described second polaroid be 45 °.
Display device the most according to claim 6, it is characterised in that described first polarisation
Vertical through axle through axle and described second polaroid of sheet, described first quarter-wave plate
The angle through axle of optical axis and described first polaroid be 45 °, and described one or four/
The optical axis of one wave plate is parallel with the optical axis of described second quarter-wave plate.
Display device the most according to claim 6, it is characterised in that described first polarisation
Parallel through axle through axle and described second polaroid of sheet, described first quarter-wave plate
The angle through axle of optical axis and described first polaroid be 45 °, and described one or four/
The optical axis of one wave plate is vertical with the optical axis of described second quarter-wave plate.
Display device the most according to claim 5, it is characterised in that described second polarisation
Sheet and described second quarter-wave plate are respectively positioned on the outside of described second substrate.
Display device the most according to claim 5, it is characterised in that the described 2nd 4
/ mono-wave plate and described second polaroid all with described second substrate alignment.
11. display devices according to claim 1, it is characterised in that described array base
Plate also includes: be arranged on the light shield layer outside described first substrate, and described light shield layer is positioned at described
The non-display area of array base palte.
12. display devices according to claim 11, it is characterised in that described first inclined
Mating plate and described first quarter-wave plate are respectively positioned on the outside of described first substrate, described shading
Layer is positioned at the outside of described first polaroid.
13. according to the display device described in claim 11 or 12, it is characterised in that described
The material of light shield layer is black pigment or organic resin.
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| CN201610496436.3A CN105954917A (en) | 2016-06-29 | 2016-06-29 | Display apparatus |
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|---|---|---|---|
| CN201610496436.3A CN105954917A (en) | 2016-06-29 | 2016-06-29 | Display apparatus |
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| CN106992166A (en) * | 2016-11-11 | 2017-07-28 | 福州京东方光电科技有限公司 | A kind of array base palte and preparation method thereof, display device |
| CN107884982A (en) * | 2017-12-27 | 2018-04-06 | 惠州市华星光电技术有限公司 | LCDs |
| CN107991802A (en) * | 2017-12-06 | 2018-05-04 | 上海天马微电子有限公司 | Display device |
| CN109696770A (en) * | 2019-02-28 | 2019-04-30 | 上海天马微电子有限公司 | Display module and display device |
| US10598982B2 (en) | 2017-12-27 | 2020-03-24 | Huizhou China Star Optoelectronics Technology Co., Ltd. | Liquid crystal display screen |
| CN111950335A (en) * | 2019-05-17 | 2020-11-17 | 华为技术有限公司 | Laminated structure, display panel and electronic device |
| CN114815035A (en) * | 2022-05-11 | 2022-07-29 | 武汉华星光电技术有限公司 | Display panel and display device |
| CN114815365A (en) * | 2021-01-28 | 2022-07-29 | 合肥京东方光电科技有限公司 | Display module assembly and display device |
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| CN104377231A (en) * | 2014-12-03 | 2015-02-25 | 京东方科技集团股份有限公司 | Double-faced OLED (organic light-emitting diode) display panel and display device |
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| CN106992166A (en) * | 2016-11-11 | 2017-07-28 | 福州京东方光电科技有限公司 | A kind of array base palte and preparation method thereof, display device |
| CN107991802A (en) * | 2017-12-06 | 2018-05-04 | 上海天马微电子有限公司 | Display device |
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| US10598982B2 (en) | 2017-12-27 | 2020-03-24 | Huizhou China Star Optoelectronics Technology Co., Ltd. | Liquid crystal display screen |
| CN109696770A (en) * | 2019-02-28 | 2019-04-30 | 上海天马微电子有限公司 | Display module and display device |
| CN109696770B (en) * | 2019-02-28 | 2021-08-24 | 上海天马微电子有限公司 | Display module and display device |
| CN111950335A (en) * | 2019-05-17 | 2020-11-17 | 华为技术有限公司 | Laminated structure, display panel and electronic device |
| US12340616B2 (en) | 2019-05-17 | 2025-06-24 | Honor Device Co., Ltd. | Laminated structure, display panel, and electronic device |
| CN114815365B (en) * | 2021-01-28 | 2024-05-10 | 合肥京东方光电科技有限公司 | Display module and display device |
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| CN114815035B (en) * | 2022-05-11 | 2023-10-31 | 武汉华星光电技术有限公司 | Display panel and display device |
| US12140827B2 (en) | 2022-05-11 | 2024-11-12 | Wuhan China Star Optoelectronics Technology Co., Ltd. | Display panel and display device |
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Application publication date: 20160921 |
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