CN109103233A - A kind of organic light-emitting diode (OLED) display screen - Google Patents
A kind of organic light-emitting diode (OLED) display screen Download PDFInfo
- Publication number
- CN109103233A CN109103233A CN201811011438.4A CN201811011438A CN109103233A CN 109103233 A CN109103233 A CN 109103233A CN 201811011438 A CN201811011438 A CN 201811011438A CN 109103233 A CN109103233 A CN 109103233A
- Authority
- CN
- China
- Prior art keywords
- layer
- display screen
- oled
- emitting diode
- organic light
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000011521 glass Substances 0.000 claims abstract description 40
- 239000000758 substrate Substances 0.000 claims abstract description 19
- 239000010410 layer Substances 0.000 claims description 250
- 239000010408 film Substances 0.000 claims description 39
- 239000000463 material Substances 0.000 claims description 30
- 239000012788 optical film Substances 0.000 claims description 28
- 230000003287 optical effect Effects 0.000 claims description 17
- 239000012790 adhesive layer Substances 0.000 claims description 14
- 239000000565 sealant Substances 0.000 claims description 6
- 239000001055 blue pigment Substances 0.000 claims description 5
- WNJSKZBEWNVKGU-UHFFFAOYSA-N 2,2-dimethoxyethylbenzene Chemical group COC(OC)CC1=CC=CC=C1 WNJSKZBEWNVKGU-UHFFFAOYSA-N 0.000 claims description 4
- YEIGUXGHHKAURB-UHFFFAOYSA-N viridine Natural products O=C1C2=C3CCC(=O)C3=CC=C2C2(C)C(O)C(OC)C(=O)C3=COC1=C23 YEIGUXGHHKAURB-UHFFFAOYSA-N 0.000 claims description 4
- 238000007641 inkjet printing Methods 0.000 claims description 3
- 238000005245 sintering Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 4
- 230000008020 evaporation Effects 0.000 abstract description 3
- 238000001704 evaporation Methods 0.000 abstract description 3
- 239000002245 particle Substances 0.000 description 6
- 239000004065 semiconductor Substances 0.000 description 5
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000002096 quantum dot Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 239000011368 organic material Substances 0.000 description 3
- 230000000644 propagated effect Effects 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- GPXJNWSHGFTCBW-UHFFFAOYSA-N Indium phosphide Chemical compound [In]#P GPXJNWSHGFTCBW-UHFFFAOYSA-N 0.000 description 2
- UHYPYGJEEGLRJD-UHFFFAOYSA-N cadmium(2+);selenium(2-) Chemical compound [Se-2].[Cd+2] UHYPYGJEEGLRJD-UHFFFAOYSA-N 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000003086 colorant Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 230000003760 hair shine Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000001755 magnetron sputter deposition Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000002194 synthesizing effect Effects 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000001056 green pigment Substances 0.000 description 1
- MRNHPUHPBOKKQT-UHFFFAOYSA-N indium;tin;hydrate Chemical compound O.[In].[Sn] MRNHPUHPBOKKQT-UHFFFAOYSA-N 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 229910001635 magnesium fluoride Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000036632 reaction speed Effects 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/30—Devices specially adapted for multicolour light emission
- H10K59/35—Devices specially adapted for multicolour light emission comprising red-green-blue [RGB] subpixels
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/80—Constructional details
- H10K59/88—Dummy elements, i.e. elements having non-functional features
Abstract
The embodiment of the invention discloses a kind of organic light-emitting diode (OLED) display screens, including glass cover-plate, cathode layer, color layer, red light emitting layer, anode layer and glass substrate.Wherein, color layer setting is square on the light-emitting layer, is by clear subpixel layer, green sub-pixels layer, blue subpixels layer according to default horizontally-spliced on the horizontal plane of color layer form that put in order.Glass cover-plate is arranged above cathode layer, is connected to form cavity with glass substrate, to accommodate cathode layer, luminescent layer, anode layer and color layer.The technical solution of the application improves the service life of OLED display screen using the red light emitting layer lasted a long time to a certain extent；Furthermore, due to only needing that red light emitting layer is deposited, only need to do a mask plate accordingly, need to do 3 mask plates compared to three luminescent layers of traditional OLED display screen, the expense of 2 mask plates can be saved, twice evaporation process is saved, and then reduces the production cost of entire OLED display screen, enhances the universality of OLED display screen.
Description
Technical field
The present invention relates to field technical field of semiconductors, more particularly to a kind of organic light-emitting diode (OLED) display screen.
Background technique
With the fast development of semiconductor technology, OLED technology (Organic Light-Emitting Diode, You Jifa
Optical diode) or Organic Electricity laser display birth.The light that OLED is issued utilizes two pole of organic electroluminescent closest to natural light
Display screen made of managing, i.e. OLED display screen.Due to being provided simultaneously with self-luminous organic electric exciting light-emitting diode, be not required to backlight,
Contrast is high, thickness is thin, visual angle is wide, reaction speed is fast, it is wide to can be used for flexibility panel, use temperature range, constructs and processing procedure
The excellent characteristic such as simpler, becomes the outstanding figure of flat-panel screens application technology, is widely used in portable information apparatus, photograph
The display device of machine, clock, wrist-watch, office equipment etc..
The luminescent layer of OLED display is luminous organic material, and luminous organic material has RGB (red, green, blue) trichromatic
Sub-pixel, RGB synthesize a pixel, and TFT diode individually controls the switch of each sub-pixel, when RGB shines simultaneously, just
White light can be synthesized.The stack layer of the organic luminous layer of each sub-pixel of OLED is composed of 5 layers of structure, and each daughter element is only
There is material used in intermediate luminescent layer different, remaining four layer material is all identical.For example, needing to make when vapor deposition red light emitting layer
Make high-accuracy mask, the sub-pixel of green and blue is covered, other two colors are made in the same way.
Mask plate the required accuracy is higher, and the die cost of production is naturally just very high, causes the production cost of entire OLED display screen higher.
In addition, whole color has occurred in continuous decay, final products to blue light-emitting layer over time during use
Partially, OLED display screen display effect is poor, and the service life is not grown naturally.
As it can be seen that OLED display screen cost of manufacture is high, and the service life is shorter, greatly limits the use scope of OLED, pervasive
Property is not strong.The service life for how promoting OLED display screen reduces its production cost, is that those skilled in the art are urgently to be resolved
Problem.
Summary of the invention
The purpose of the embodiment of the present invention is that providing a kind of organic light-emitting diode (OLED) display screen, making for OLED display screen is improved
With the service life, its production cost is reduced.
In order to solve the above technical problems, the embodiment of the present invention the following technical schemes are provided:
The embodiment of the invention provides a kind of organic light-emitting diode (OLED) display screens, including glass cover-plate, cathode layer, colour developing
Layer, luminescent layer, anode layer and glass substrate；
The luminescent layer of each sub-pixel in organic luminous layer is red light emitting layer；
The color layer setting is square on the light-emitting layer, for by clear subpixel layer, green sub-pixels layer, the sub- picture of blue
Plain layer according to it is default put in order it is horizontally-spliced on the horizontal plane of the color layer form so that luminescent layer outgoing is red
Light is through color layer output feux rouges, green light and blue light；
The glass cover-plate is arranged above the cathode layer, is connected to form cavity with the glass substrate, to accommodate
The cathode layer, the luminescent layer, the anode layer and the color layer.
Optionally, the upper surface of the cathode layer is arranged in the display layer.
Optionally, the display layer is arranged on the inner wall of the glass cover-plate.
Optionally, the display layer is ink-jet printed layer.
Optionally, the green sub-pixels layer is viridine green and quanta point material miscella layer of ink；The sub- picture of blue
Plain layer is blue pigment and quanta point material miscella layer of ink.
Optionally, the clear subpixel layer, the green sub-pixels layer, the size of the blue subpixels layer are homogeneous
Together, and it is horizontally-spliced for sub-pixel layer, color layer cross on the horizontal plane of the color layer for multiple sub-pixel layers
To being spliced.
Optionally, the glass cover-plate layer further includes screen-printed layers and sealant, and the screen-printed layers are for inciting somebody to action
The material layer of the glass cover-plate and the glass substrate high temperature sintering；The sealant is UV glue-line.
It optionally, further include positioned at the optical adhesive layer of the glass substrate upper surface and positioned at the optical adhesive layer following table
The optical film layer in face；
The refractive index of the optical adhesive layer is 1.48-1.5, the upper table that the optical film layer is mutually close to the optical adhesive layer
Face has concaveconvex structure, and the refractive index of the optical film layer is 1.0-1.53.
Optionally, the upper surface of the optical film layer has the concaveconvex structure of sine and cosine waveform shape.
Optionally, the optical film layer includes the first film layer and the second film layer；The upper surface of first film layer with it is described
The lower surface of second film layer is affixed, and the refractive index of first film layer is greater than the refractive index of second film layer.
The embodiment of the invention provides a kind of organic light-emitting diode (OLED) display screens, including glass cover-plate, cathode layer, colour developing
Layer, red light emitting layer, anode layer and glass substrate.Wherein, color layer setting on the light-emitting layer side, for by clear subpixel layer,
Green sub-pixels layer, blue subpixels layer are according to default horizontally-spliced on the horizontal plane of color layer form that put in order.Glass
Cover board is arranged above cathode layer, is connected to form cavity with glass substrate, to accommodate cathode layer, luminescent layer, anode layer and show
Chromatograph.
The advantages of technical scheme, is that the luminescent layer of OLED display screen only exports feux rouges, and feux rouges penetrates transparent son
Pixel layer issues feux rouges, when through other two sub-pixels layers, green light and blue light is issued respectively, to realize that OLED display screen has
The function of machine luminescent layer.The service life of OLED display screen is improved to a certain extent using the red light emitting layer lasted a long time,
It improves traditional OLED display screen blue light and is easy the problem of decay leads to service life reduction；Further, since only needing that red hair is deposited
Photosphere only needs to do a mask plate accordingly, needs to do 3 mask plates compared to three luminescent layers of traditional OLED display screen, can
To save the expense of 2 mask plates, twice evaporation process is saved, and then reduce the production cost of entire OLED display screen, enhancing
The universality of OLED display screen.
Detailed description of the invention
It, below will be to embodiment or existing for the clearer technical solution for illustrating the embodiment of the present invention or the prior art
Attached drawing needed in technical description is briefly described, it should be apparent that, the accompanying drawings in the following description is only this hair
Bright some embodiments for those of ordinary skill in the art without creative efforts, can be with root
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is the structure under a kind of specific embodiment of organic light-emitting diode (OLED) display screen provided in an embodiment of the present invention
Schematic diagram；
Fig. 2 is the structural schematic diagram under a kind of specific embodiment of color layer provided in an embodiment of the present invention；
Fig. 3 is the structure under a kind of specific embodiment of organic light-emitting diode (OLED) display screen provided in an embodiment of the present invention
Schematic diagram；
Fig. 4 is the structural schematic diagram under a kind of specific embodiment of optical film layer provided in an embodiment of the present invention.
Specific embodiment
In order to enable those skilled in the art to better understand the solution of the present invention, with reference to the accompanying drawings and detailed description
The present invention is described in further detail.Obviously, described embodiments are only a part of the embodiments of the present invention, rather than
Whole embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, shall fall within the protection scope of the present invention.
The description and claims of this application and term " first ", " second ", " third " " in above-mentioned attached drawing
Four " etc. be for distinguishing different objects, rather than for describing specific sequence.Furthermore term " includes " and " having " and
Their any deformations, it is intended that cover and non-exclusive include.Such as contain a series of steps or units process, method,
System, product or equipment are not limited to listed step or unit, but may include the step of not listing or unit.
Referring first to Fig. 1, Fig. 1 is a kind of organic light-emitting diode (OLED) display screen provided in an embodiment of the present invention a kind of specific
Structure chart under embodiment, the embodiment of the present invention may include the following contents:
A kind of organic light-emitting diode (OLED) display screen, including cathode layer 1, luminescent layer 2, anode layer 3, glass substrate 4, color layer
5 and glass cover-plate 6.
Luminous organic material has the sub-pixel of tri- color of RGB, and RGB synthesizes a pixel, and TFT diode individually controls every height
The switch of pixel will synthesize white light when RGB shines simultaneously.
The organic luminous layer of each sub-pixel of OLED is made of 5 layers of structure combination stacked, specifically includes that electronics passes
Defeated layer, hole blocking layer, luminescent layer, hole transmission layer and hole injection layer.For each sub-pixel, in addition to luminescent layer makes
Material is different, other layer materials are all the same.For example, when red light emitting layer is deposited, need to make high-accuracy mask
Version, the sub-pixel of green and blue is covered, other two colors are made in the same way.The precision of mask plate is very
Height, die cost are naturally just very high.
In addition, continuous decay, final products have occurred blue light-emitting layer over time during use
Whole colour cast, leads to the reason that the OLED display screen service life is relatively low.
Based on this, in view of the service life longest of red light emitting layer, the luminescent layer 2 of the application is red light emitting layer,
The luminescent layer of each sub-pixel i.e. in the organic luminous layer of OLED display screen is red light emitting layer.
Anode layer 3 can be transparent conductive film, such as ITO tin indium oxide film layer.
The setting of color layer 5 is in luminescent layer 2 (namely be arranged in organic luminous layer) top, for by clear subpixel layer 51, green
Sub-pixels layer 52, blue subpixels layer 53 according to it is default put in order it is horizontally-spliced on the horizontal plane of color layer form, with
The feux rouges for being emitted each luminescent layer 2 exports feux rouges, green light and blue light through color layer 5, and the tiling of these three sublayers is spliced to form colour developing
Layer 5, is finally synthesizing white light.
Clear subpixel layer 51 can be not apply the dead level of any material in corresponding position, can also be any for coating
The layer (such as coating transparency protected glue-line) of transparent material, this does not influence the realization of the application.
Green sub-pixels layer 52 is coating green pigment layer, is become after the layer through the red light of red light emitting layer outgoing
For green light outgoing.
Blue subpixels layer 53 is coating blue pigment layer, is become after the layer through the red light of red light emitting layer outgoing
For blue light outgoing.
Clear subpixel layer 51, green sub-pixels layer 52, the permutation and combination sequence of blue subpixels layer 53, size can be by these
Field technical staff is determined according to the display effect of OLED display screen, and the application does not do any restriction to this.
Display layer 5 may be provided at the upper surface of cathode layer 1, i.e., after the completion of metallic cathode steams, prints and show on its surface
Layer 5；It can also be provided on the inner wall of glass cover-plate 6 (namely glass cover-plate 6 and cathode layer 1 be affixed surface).The mode of printing
It can be any achievable mode, such as silk-screen printing, inkjet printing etc. in the prior art, the application does not do any limit to this
It is fixed.Optionally, in order to improve the precision that color layer 5 is printed, ink is printed on cathode layer by the mode that inkjet printing can be selected
Surface namely display layer are ink-jet printed layer.
Glass cover-plate 6 is arranged above cathode layer 1, is connected to form cavity with glass substrate 4, to accommodate cathode layer 1, hair
Photosphere 2, anode layer 3 and color layer 5.
From the foregoing, it will be observed that the luminescent layer of OLED display screen of the embodiment of the present invention only exports feux rouges, feux rouges penetrates clear subpixel
Layer issues feux rouges, when through other two sub-pixels layers, green light and blue light is issued respectively, to realize the organic hair of OLED display screen
The function of photosphere.The service life of OLED display screen is improved to a certain extent using the red light emitting layer lasted a long time, is improved
Traditional OLED display screen blue light is easy the problem of decay leads to service life reduction；Further, since only need that red light emitting layer is deposited,
It only needs to do a mask plate accordingly, needs to do 3 mask plates compared to three luminescent layers of traditional OLED display screen, can save
The expense of 2 mask plates saves twice evaporation process, and then reduces the production cost of entire OLED display screen, enhances OLED
The universality of display screen.
Quantum dot is a kind of nanoscale semiconductor, and by applying certain optical pressure to this semiconductor, they will be sent out
The light of specific wavelength out, and the wavelength of the light issued can change with the change of the size of semiconductor, thus by adjusting half
The size of conductor can control the color of the light of its sending.The optical pressure of application is not required specifically, as long as can reach
The excitation energy of quantum dot.
Optionally, green sub-pixels layer is viridine green and quanta point material miscella layer of ink；The blue subpixels layer
For blue pigment and quanta point material miscella layer of ink.Namely viridine green and quanta point material are mixed, blue pigment and
Another quanta point material is mixed, two amounts sub- point material can be CdSe (cadmium selenide), InP (indium phosphide) or other
Any quanta point material, will dimensionally difference if it is same material.The red light emitting layer of OLED display screen goes out
The feux rouges penetrated penetrates clear subpixel layer, issues feux rouges；When through other two sub-pixels, quantum dot is excited, is issued respectively green
Light and blue light.
What is selected is the light source of the red light emitting layer that lasts a long time as excitation quantum dot, improves traditional OLED blue light appearance
The problem of easily decay leads to service life reduction, in addition, after synthesizing white light, having more extensive by addition quanta point material
Colour gamut may make the contrast of entire OLED display to be promoted, and color is more bright-coloured.
It in a kind of specific embodiment, please refers to shown in Fig. 2, display layer 5 can have that size is all the same, clear subpixel
Layer 51, green sub-pixels layer 52, successively tile horizontally is spliced to form color layer 5 to blue subpixels layer 53.
Optionally, glass cover-plate 6 further includes screen-printed layers and sealant, and screen-printed layers are for by glass cover-plate 6
With the material layer of 4 high temperature sintering of glass substrate；Sealant is UV glue-line, for by burning glass cover-plate 6 and glass substrate 4
It after knot, is coated on, to seal entire OLED display screen, prevents water, dust etc. from entering.
Optionally, referring to Fig. 3, OLED display screen may also include positioned at 4 upper surface of glass substrate optical adhesive layer 7 and
Optical film layer 8 positioned at 7 lower surface of optical adhesive layer.
The refractive index of optical adhesive layer 7 is 1.48-1.5, and the refractive index of optical adhesive layer 7 is closer to 1.5, entire organic light emission two
The performance of pole pipe display screen is better.
Optical film layer 8 has concaveconvex structure in the upper surface being close to 7 phase of optical adhesive layer, and the refractive index of optical film layer can
For 1.0-1.53.The concaveconvex structure of optical film layer 8 can be to constitute by multiple protrusions and with the alternate recess portion in each protrusion, and citing comes
It says, the lower surface of optical film layer 8 is the upper surface of concaveconvex structure or optical film layer with triangle shape with just remaining
The concaveconvex structure of string waveform shape.There is the optical film layer of concaveconvex structure by being arranged, light is being exported into sky from glass substrate layer
When gas, reduce light in the loss of anode layer and glass substrate layer；And the light for entering optical adhesive layer is led by optical film layer
Out into air, to improve the exitance of light, to reduce loss during light is propagated in box and outside box, OLED is promoted
Luminous efficiency, reduce power consumption.
Optionally, in some embodiments of the present embodiment, the lower surface of the optical film layer 8 based on concaveconvex structure also
Multiple particles can be distributed with, the refractive index of each particle respective material is different from the refractive index of optical film layer 8.Each particle is corresponding
The refractive index of material can be mutually the same, can also be different from each other, this does not influence the realization of the application.
It, can also 8 lower surface of optical film layer setting filled layer in order to reduce the surface roughness on 8 surface of optical film layer.Filling
Layer is fillable between particles and particle surface, to reduce the roughness on surface.
By the way that multiple particles and filled layer are arranged in the lower surface of optical film layer 8, the further light that reduces is being propagated through
Loss in journey promotes the luminous efficiency of OLED.
Based on the above embodiment, under a kind of specific embodiment, referring to Fig. 4, optical film layer 8 can be for by the first film
The optical film that layer and the second film layer are constituted.
The upper surface of first film layer and the lower surface of the second film layer are affixed, and the refractive index of the first film layer is greater than the second film layer
Refractive index, i.e., the film layer that the film layer and low-index material being made of high-index material are constituted are formed by stacking.Optical film layer 8
It can be stacked and be constituted by multiple film layer groups, each film layer group includes the first film layer and the second film layer.Namely by multiple high refractive indexes
Made of film layer-low-index material film layer-high-index material film layer-low-index material film stack, under being located at
Surface is high-index material film layer.
The thickness of first film layer may be configured as 10nm-200nm, and the thickness of the second film layer can also be 10nm-200nm.Specifically
Film thickness, can be determined according to specific actual conditions, the application is not limited in any way this.
First film layer can be SiO2Magnetron sputtering film layer (refractive index 1.46), the second film layer can be MgF2Magnetron sputtering film
Layer (refractive index 1.38).It certainly, can also be the film layer of other materials preparation, as long as meeting the first thin-film refractive index is greater than second
Thin-film refractive index, this does not influence the realization of the application.
From the foregoing, it will be observed that the embodiment of the present invention compares the status that air and glass substrate directly contact, increase optical film layer energy
It enough allows the reflection on interface to reduce 1.4% or so, reduces the reflection of light, increase the amount of light from front outgoing, to realize
Reduce loss during light is propagated outside box, promote the luminous efficiency of OLED, reduces power consumption.
Professional further appreciates that, list described in conjunction with the examples disclosed in the embodiments of the present disclosure
Member can be realized with electronic hardware, computer software, or a combination of the two, can in order to clearly demonstrate hardware and software
Interchangeability generally describes each exemplary composition and step according to function in the above description.These functions are actually
It is implemented in hardware or software, the specific application and design constraint depending on technical solution.Professional technician
Each specific application can be used different methods to achieve the described function, but this realization is it is not considered that exceed
The scope of the present invention.
A kind of organic light-emitting diode (OLED) display screen provided by the present invention is described in detail above.It is used herein
A specific example illustrates the principle and implementation of the invention, and the above embodiments are only used to help understand
Method and its core concept of the invention.It should be pointed out that for those skilled in the art, not departing from this
, can be with several improvements and modifications are made to the present invention under the premise of inventive principle, these improvement and modification also fall into the present invention
In scope of protection of the claims.
Claims (10)
1. a kind of organic light-emitting diode (OLED) display screen, which is characterized in that including glass cover-plate, cathode layer, color layer, luminescent layer,
Anode layer and glass substrate；
The luminescent layer of each sub-pixel in organic luminous layer is red light emitting layer；
The color layer setting is square on the light-emitting layer, for by clear subpixel layer, green sub-pixels layer, blue subpixels layer
According to it is default put in order it is horizontally-spliced on the horizontal plane of the color layer form so that the feux rouges warp of luminescent layer outgoing
The color layer output feux rouges, green light and blue light；
The glass cover-plate is arranged above the cathode layer, is connected to form cavity with the glass substrate, described in accommodating
Cathode layer, the luminescent layer, the anode layer and the color layer.
2. organic light-emitting diode (OLED) display screen according to claim 1, which is characterized in that the display layer is arranged described
The upper surface of cathode layer.
3. organic light-emitting diode (OLED) display screen according to claim 1, which is characterized in that the display layer is arranged described
On the inner wall of glass cover-plate.
4. organic light-emitting diode (OLED) display screen according to claim 1, which is characterized in that the display layer is inkjet printing
Layer.
5. organic light-emitting diode (OLED) display screen according to any one of claims 1-4, which is characterized in that green
Pixel layer is viridine green and quanta point material miscella layer of ink；The blue subpixels layer is blue pigment and quanta point material
Miscella layer of ink.
6. organic light-emitting diode (OLED) display screen according to any one of claims 1-4, which is characterized in that the transparent son
Pixel layer, the green sub-pixels layer, the size of the blue subpixels layer are all the same, and horizontally-spliced is sub-pixel layer, institute
Color layer is stated to form for multiple sub-pixel layers are horizontally-spliced on the horizontal plane of the color layer.
7. organic light-emitting diode (OLED) display screen according to claim 6, which is characterized in that the glass cover-plate further includes silk
Wire mark brush layer and sealant, the screen-printed layers are for by the material of the glass cover-plate and the glass substrate high temperature sintering
The bed of material；The sealant is UV glue-line.
8. organic light-emitting diode (OLED) display screen according to claim 7, which is characterized in that further include being located at the glass base
The optical adhesive layer of plate upper surface and optical film layer positioned at the optical adhesive layer lower surface；
The refractive index of the optical adhesive layer is 1.48-1.5, and the optical film layer has with the upper surface that the optical adhesive layer is mutually close to
There is concaveconvex structure, and the refractive index of the optical film layer is 1.0-1.53.
9. organic light-emitting diode (OLED) display screen according to claim 8, which is characterized in that the upper surface of the optical film layer
Concaveconvex structure with sine and cosine waveform shape.
10. organic light-emitting diode (OLED) display screen according to claim 9, which is characterized in that the optical film layer includes the
One film layer and the second film layer；The upper surface of first film layer and the lower surface of second film layer are affixed, first film layer
Refractive index be greater than second film layer refractive index.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811011438.4A CN109103233A (en) | 2018-08-31 | 2018-08-31 | A kind of organic light-emitting diode (OLED) display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811011438.4A CN109103233A (en) | 2018-08-31 | 2018-08-31 | A kind of organic light-emitting diode (OLED) display screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109103233A true CN109103233A (en) | 2018-12-28 |
Family
ID=64864572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811011438.4A Pending CN109103233A (en) | 2018-08-31 | 2018-08-31 | A kind of organic light-emitting diode (OLED) display screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109103233A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109785760A (en) * | 2019-01-16 | 2019-05-21 | 深圳市华星光电半导体显示技术有限公司 | LED display mould group and display device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101587197A (en) * | 2008-05-22 | 2009-11-25 | 富士能株式会社 | Reflection reducing film, optical member and optical system |
| US20110261461A1 (en) * | 2010-04-22 | 2011-10-27 | 3M Innovative Properties Company | Oled light extraction films laminated onto glass substrates |
| US20170084873A1 (en) * | 2015-09-22 | 2017-03-23 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Organic light-emitting display device |
| US20170110689A1 (en) * | 2015-04-14 | 2017-04-20 | Boe Technology Group Co., Ltd. | Organic light-emitting diode display device and its manufacturing method |
| CN106910760A (en) * | 2015-12-18 | 2017-06-30 | 昆山工研院新型平板显示技术中心有限公司 | Dot structure, OLED display of OLED display and preparation method thereof |
| CN108336119A (en) * | 2018-03-20 | 2018-07-27 | 京东方科技集团股份有限公司 | Pixel unit, dot structure and display panel |
| CN208521938U (en) * | 2018-08-31 | 2019-02-19 | 信利光电股份有限公司 | A kind of organic light-emitting diode (OLED) display screen |
-
2018
- 2018-08-31 CN CN201811011438.4A patent/CN109103233A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101587197A (en) * | 2008-05-22 | 2009-11-25 | 富士能株式会社 | Reflection reducing film, optical member and optical system |
| US20110261461A1 (en) * | 2010-04-22 | 2011-10-27 | 3M Innovative Properties Company | Oled light extraction films laminated onto glass substrates |
| US20170110689A1 (en) * | 2015-04-14 | 2017-04-20 | Boe Technology Group Co., Ltd. | Organic light-emitting diode display device and its manufacturing method |
| US20170084873A1 (en) * | 2015-09-22 | 2017-03-23 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Organic light-emitting display device |
| CN106910760A (en) * | 2015-12-18 | 2017-06-30 | 昆山工研院新型平板显示技术中心有限公司 | Dot structure, OLED display of OLED display and preparation method thereof |
| CN108336119A (en) * | 2018-03-20 | 2018-07-27 | 京东方科技集团股份有限公司 | Pixel unit, dot structure and display panel |
| CN208521938U (en) * | 2018-08-31 | 2019-02-19 | 信利光电股份有限公司 | A kind of organic light-emitting diode (OLED) display screen |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109785760A (en) * | 2019-01-16 | 2019-05-21 | 深圳市华星光电半导体显示技术有限公司 | LED display mould group and display device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110164911A (en) | A kind of top emitting declines chamber OLED display | |
| CN107154424B (en) | A kind of preparation method of display panel, display panel and display device | |
| CN105204221B (en) | Color membrane substrates, display panel and display device | |
| CN111509025A (en) | Display panel based on quantum dots, preparation method thereof and display device | |
| CN110456550A (en) | Display device | |
| CN108957836A (en) | A kind of color membrane substrates and preparation method thereof, display device | |
| CN103943661A (en) | Display device and manufacturing method thereof | |
| CN106054449A (en) | LCD display device, quantum dot based backlight module and manufacturing method thereof | |
| CN110061151A (en) | A kind of organic LED panel and preparation method thereof and display equipment | |
| CN110531550A (en) | A kind of display panel and display device | |
| CN112310143A (en) | Quantum dot micro LED display device and preparation method thereof | |
| CN108922914A (en) | A kind of OLED display panel and display device | |
| CN109801955A (en) | OLED display and preparation method thereof | |
| CN104485429A (en) | OLED device with optical resonance layer, manufacturing method of OLED device and displayer | |
| CN110265568A (en) | A kind of display device and preparation method thereof | |
| CN108123055A (en) | light emitting device | |
| CN107331693A (en) | A kind of organic EL display panel and preparation method thereof | |
| CN109830515A (en) | A kind of display panel and display device | |
| CN105870354B (en) | Organic electroluminescence device and preparation method thereof, display device | |
| CN208521938U (en) | A kind of organic light-emitting diode (OLED) display screen | |
| CN1228618A (en) | All colour organic luminous diode and its manufacturing method | |
| CN209000957U (en) | A kind of display panel and display device | |
| CN109103233A (en) | A kind of organic light-emitting diode (OLED) display screen | |
| CN109560115A (en) | A kind of preparation method of display panel, display panel and display device | |
| CN108511488A (en) | The driving method of display panel and display device and display panel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |