CN108615816A - Oled display panel - Google Patents
Oled display panel Download PDFInfo
- Publication number
- CN108615816A CN108615816A CN201810407146.6A CN201810407146A CN108615816A CN 108615816 A CN108615816 A CN 108615816A CN 201810407146 A CN201810407146 A CN 201810407146A CN 108615816 A CN108615816 A CN 108615816A
- Authority
- CN
- China
- Prior art keywords
- pixel
- light extraction
- unit
- display panel
- oled display
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/10—OLEDs or polymer light-emitting diodes [PLED]
- H10K50/11—OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/84—Passivation; Containers; Encapsulations
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/85—Arrangements for extracting light from the devices
-
- 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
- H10K59/10—OLED displays
- H10K59/12—Active-matrix OLED [AMOLED] displays
- H10K59/121—Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements
-
- 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
- H10K59/10—OLED displays
- H10K59/12—Active-matrix OLED [AMOLED] displays
- H10K59/122—Pixel-defining structures or layers, e.g. banks
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Geometry (AREA)
- Electroluminescent Light Sources (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The present invention provides a kind of OLED display panel, the OLED display panel includes substrate, luminescent layer and encapsulated layer, the luminescent layer is set in the substrate, the encapsulated layer is covered in the surface of the luminescent layer, the luminescent layer includes multiple pixel units in array setting, the OLED display panel further includes at least one light extraction unit, and the light extraction unit is set in the encapsulated layer and corresponding with the pixel unit.OLED display panel proposed by the present invention includes at least one light extraction unit, the light extraction unit is set in the encapsulated layer and corresponding with the pixel unit, light extraction efficiency can be improved by increasing light extraction unit, to promote photochromic purity, display brightness and luminescent lifetime.
Description
Technical field
The present invention relates to OLED display technology fields more particularly to a kind of OLED display panels.
Background technology
OLED be it is a kind of with self-luminous, wide viewing angle, response is fast, colour gamut is wide and the device of the characteristics such as foldable, therefore,
There is strong competitiveness in the display of new era, and be directed to the research of the OLED characteristics of luminescences at present also in development.
In terms of oled light extraction, the light caused by organic luminous layer only has by various thin with different refractivity
Film medium layer and interface (such as boundaries OLED, substrate interface) could be perceived finally by visual angle, just because of the office of this optical texture
Sex-limited, the wide part generated by OLED forms multipath reflection in device inside and is lost, wherein one only seldom
The light (being about 20%) divided could be perceived finally by visual angle.
Traditional oled light extraction unit not only has the inadequate drawback of light emission luminance (luminous efficiency is low), generates
The colour gamut of rgb light is also not pure enough, OLED luminescent lifetimes need further to be promoted.Therefore, the light extraction unit pair of reasonable design
Improving the luminescent properties of OLED display screen seems extremely necessary.
Invention content
In order to solve the deficiencies in the prior art, the present invention provides a kind of OLED display panel, can improve light extraction efficiency,
Promote photochromic purity, display brightness and luminescent lifetime.
Specific technical solution proposed by the present invention is：A kind of OLED display panel is provided, the OLED display panel includes
Substrate, luminescent layer and encapsulated layer, the luminescent layer are set in the substrate, and the encapsulated layer is covered in the table of the luminescent layer
Face, the luminescent layer include in multiple pixel units of array setting, and the OLED display panel further includes that at least one light carries
Unit, the light extraction unit is taken to be set in the encapsulated layer and corresponding with the pixel unit.
Further, the OLED display panel includes multiple light extraction units, and the multiple light extraction unit is described
It is uniformly distributed in encapsulated layer.
Further, a pixel unit in two pixel units of arbitrary neighborhood includes the light extraction unit.
Further, a pixel unit in three pixel units of arbitrary neighborhood includes the light extraction unit.
Further, three pixel units in four pixel units of arbitrary neighborhood include the light extraction unit.
Further, the encapsulated layer includes inorganic layer and organic layer, and the inorganic layer and the organic layer are alternately laminated
It is arranged, one layer of organic layer of sandwiched between each adjacent two inorganic layer, the light extraction unit is located at the bottom of the encapsulated layer
In inorganic layer.
Further, the pixel unit includes R sub-pixels, G sub-pixel, B sub-pixels, and the light extraction unit includes three
A light extraction structures, three light extraction structures are corresponded with the R sub-pixels, G sub-pixel, B sub-pixels.
Further, the light extraction structures are optical waveguide.
Further, the material of the optical waveguide is quartz glass or multicomponent glass.
Further, the optical waveguide is planar waveguiding structure or slab waveguide structure.
OLED display panel proposed by the present invention includes substrate, luminescent layer and encapsulated layer, and the luminescent layer is set to described
In substrate, the encapsulated layer is covered in the surface of the luminescent layer, and the luminescent layer includes multiple pixel lists in array setting
Member, the OLED display panel further include at least one light extraction unit, and the light extraction unit is set in the encapsulated layer
And it is corresponding with the pixel unit, light extraction efficiency can be improved by increasing light extraction unit, to promote photochromic purity, show
Show brightness and luminescent lifetime.
Description of the drawings
Below in conjunction with the accompanying drawings, it is described in detail by the specific implementation mode to the present invention, technical scheme of the present invention will be made
And other beneficial effects are apparent.
Fig. 1 is the structural schematic diagram of OLED display panel in embodiment 1；
Fig. 2 is the structural schematic diagram of OLED pixel structure in embodiment 1；
Fig. 3 is the structural schematic diagram of the OLED pixel structure with light extraction unit in embodiment 1；
Fig. 4 is the structural schematic diagram of the OLED pixel structure of first embodiment in embodiment 1；
Fig. 5 is the structural schematic diagram of the display unit of first embodiment in embodiment 1；
Fig. 6 is the structural schematic diagram of the OLED pixel structure of second embodiment in embodiment 1；
Fig. 7 is the structural schematic diagram of the display unit of second embodiment in embodiment 1；
Fig. 8 is the structural schematic diagram of the OLED pixel structure of third embodiment in embodiment 1；
Fig. 9 is the structural schematic diagram of the display unit of third embodiment in embodiment 1；
Figure 10 is the structural schematic diagram of optical waveguide in embodiment 1；
Figure 11 is another structural schematic diagram of optical waveguide in embodiment 1；
Figure 12 is the structural schematic diagram of the OLED pixel structure of first embodiment in embodiment 2；
Figure 13 is the structural schematic diagram of the OLED pixel structure of second embodiment in embodiment 2；
Figure 14 is the structural schematic diagram of the OLED pixel structure of third embodiment in embodiment 2.
Specific implementation mode
Hereinafter, with reference to the accompanying drawings to detailed description of the present invention embodiment.However, it is possible to come in many different forms real
The present invention is applied, and the present invention should not be construed as limited to the specific embodiment illustrated here.On the contrary, providing these implementations
Example is in order to explain the principle of the present invention and its practical application, to make others skilled in the art it will be appreciated that the present invention
Various embodiments and be suitable for the various modifications of specific intended application.In the accompanying drawings, identical label will be used for table always
Show identical element.
Embodiment 1
Referring to Fig.1, OLED display panel provided in this embodiment include from below to up successively lamination setting substrate 1,
OLED pixel structure 2, polarization layer 3 and touch layer 4.
With reference to Fig. 2, Fig. 3, OLED pixel structure 2 includes substrate 21, luminescent layer 101 and encapsulated layer 103, and luminescent layer 101 is set
It is placed in substrate 21, encapsulated layer 103 is covered in the surface of luminescent layer 101, and encapsulated layer 103 is for being packaged luminescent layer 101.
Luminescent layer 101 includes the pixel unit array 22 being set in substrate 21.Pixel unit array 22 includes in the multiple of array setting
Pixel unit 10, OLED display panel further include at least one light extraction unit 102, and light extraction unit 102 is set to encapsulated layer
It is in 103 and corresponding with pixel unit 10.Preferably, OLED display panel includes multiple light extraction units 102, multiple light extraction lists
Member 102 is uniformly distributed in encapsulated layer 103.
Each pixel unit 10 includes R sub-pixels, G sub-pixel, B sub-pixels, R sub-pixels, G sub-pixel, B sub-pixels point
It does not glow, green light, blue light, by being combined the light of these three colors so that each pixel unit 10 shows colour.
One light extraction unit 102 is corresponding with a pixel unit 10, each light extraction unit 102 includes three light extraction structures,
The R sub-pixels, G sub-pixel, B sub-pixels that three light extraction structures distinguish corresponding pixel unit 10 correspond.
The present embodiment in encapsulated layer 103 by being added at least one light extraction unit 102 and at least one light extraction list
Member 102 is uniformly distributed in encapsulated layer 103, the light extraction efficiency of entire OLED display panel is greatly improved, to increase
Photochromic purity, display brightness and the luminescent lifetime of OLED display panel.
The set-up mode of light extraction unit 102 in the present embodiment can be set according to actual needs, light extraction list
The quantity of member 102 is more, and the display brightness of OLED display panel is higher, and still, visual angle will reduce, therefore, in order to pursue
The quantity of light extraction unit 102 can be set as identical as the quantity of pixel unit 10, i.e., multiple pixel lists by higher brightness
Each pixel unit 10 in member 10 is corresponding with a light extraction unit 102, in this way, the display of OLED display panel is bright
Degree, photochromic purity are highest, if in order to increase visual angle range, it is possible to reduce the quantity of light extraction unit 102, to take into account
Brightness and two, visual angle aspect.
Pixel unit array 22 in the present embodiment includes multiple display units 20, each display unit 20 is by pixel list
At least two adjacent pixel units 10 of every a line of element array 22 are formed, at least one at least two pixel units 10
Pixel unit 10 and it is corresponding with light extraction unit 102, for example, as shown in Fig. 2, every a line of pixel unit array 22 is including 9
Pixel unit 10, each display unit 20 include 3 pixel units 10, then from left to right, adjacent 3 pixel units 10 form one
Every a line of a display unit 20, pixel unit array 22 includes 3 display units 20.
The arrangement mode of display unit 20 in the even number line in pixel unit array 22 is identical, is located at pixel unit
Display unit 20 in odd-numbered line in array 22 and 20 phase of display unit in the even number line in pixel unit array 22
Mutually it is staggered.Wherein, it is located at the display unit 20 in the odd-numbered line in pixel unit array 22 and is located in pixel unit array 22
Even number line on the distance that is staggered of display unit 20 can be a pixel unit 10 distance, can also be multiple pixel lists
The distance of member 10, as long as multiple pixel units corresponding with multiple light extraction units 102 10 is enabled to be uniformly distributed in pixel
In cell array 22.
With reference to Fig. 4, Fig. 5, in the first embodiment of the present embodiment, each display unit 20 includes two pixel lists
Pair member 10, a pixel unit in two pixel units 10 are corresponding with light extraction unit 102 (i.e. shown in Fig. 4 hacures), i.e.,
There should be the number of the pixel unit 10 of light extraction unit 102 to account for the 50% of the number of total pixel unit 10.
Specifically, the first row in pixel unit array 22 includes 9 pixel units 10, is started from left to right, adjacent two
A pixel unit 10 forms a display unit 20, it is assumed that first pixel unit 10 of each display unit 20 is corresponding with light
Extraction unit 102 is located at the display unit 20 in the odd-numbered line in pixel unit array 22 and is located in pixel unit array 22
Even number line on the distance that is staggered of display unit 20 be a pixel unit 10 distance, then in pixel unit array 22
For two rows since the second pixel unit 10, two neighboring pixel unit 10 forms a display unit 20.And so on so that it is right
There should be the pixel unit 10 of light extraction unit 102 to be uniformly distributed in pixel unit array 22.
In the first embodiment, OLED display panel enables to OLED display panel to have while promoting brightness
Wider visual angle.Certain first embodiment is also not necessarily limited to above-mentioned arrangement mode, as long as so that being corresponding with light extraction unit 102
Pixel unit 10 be uniformly distributed in pixel unit array 22.
With reference to Fig. 6, Fig. 7, in the second embodiment of the present embodiment, each display unit 20 includes three pixel lists
Member 10, a pixel unit in three pixel units 10 are corresponding with light extraction unit 102, that is, are corresponding with light extraction unit 102
Pixel unit 10 number account for total pixel unit 10 number 33.3%, be corresponding with the pixel list of light extraction unit 102
Member 10 is located at the centre of three pixel units 10.
Specifically, the first row in pixel unit array 22 includes 9 pixel units 10, is started from left to right, adjacent three
A pixel unit 10 forms a display unit 20, and the second pixel unit 10 of each display unit 20 is corresponding with light extraction
Unit 102, it is assumed that be located at the display unit 20 in the odd-numbered line in pixel unit array 22 and be located in pixel unit array 22
Even number line on the distance that is staggered of display unit 20 be a pixel unit 10 distance, then the in pixel unit array 22
For two rows since the second pixel unit 10, adjacent three pixel units 10 form a display unit 20.And so on so that it is right
There should be the pixel unit 10 of light extraction unit 102 to be uniformly distributed in pixel unit array 22.
In this second embodiment, OLED display panel has broader visual angle relative to first embodiment.Certain
Two embodiments are also not necessarily limited to above-mentioned arrangement mode, as long as so that the pixel unit 10 for being corresponding with light extraction unit 102 is uniform
It is distributed in pixel unit array 22.
With reference to Fig. 8, Fig. 9, in the third embodiment of the present embodiment, each display unit 20 includes four pixel lists
Member 10, three pixel units in four pixel units 10 are corresponding with light extraction unit 102, that is, are corresponding with light extraction unit 102
Pixel unit 10 number account for total pixel unit 10 number 75%.
Specifically, the first row in pixel unit array 22 includes 9 pixel units 10, is started from left to right, adjacent four
A pixel unit 10 forms a display unit 20, it is assumed that first and second, four pixel unit 10 of each display unit 20 is right
There should be light extraction unit 102, be located at the display unit 20 in the odd-numbered line in pixel unit array 22 and be located at pixel unit battle array
The distance that display unit 20 in even number line in row 22 is staggered is the distance of a pixel unit 10, then pixel unit array 22
In the second row since the second pixel unit 10, adjacent four pixel units 10 form a display unit 20.And so on,
So that the pixel unit 10 for being corresponding with light extraction unit 102 is uniformly distributed in pixel unit array 22.
In the third embodiment, OLED display panel has higher brightness relative to first embodiment.Certain
Three embodiments are also not necessarily limited to above-mentioned arrangement mode, as long as so that the pixel unit 10 for being corresponding with light extraction unit 102 is uniform
It is distributed in pixel unit array 22.
Light extraction structures in the present embodiment are optical waveguide, each light extraction unit 102 includes 3 optical waveguides, 3 light
Waveguide is corresponded with R sub-pixels, G sub-pixel, B sub-pixels.
Referring to Fig.1 0, Figure 11, optical waveguide is made of multiple material layers with different refractivity, by multiple materials
The interface of layer forms total reflection to promote the light extraction efficiency of OLED display panel.The structure of optical waveguide can be slab guide knot
Structure (as shown in Figure 10), planar waveguiding structure include the trilaminate material layer for having different refractivity, wherein are located at intermediate material
The high refractive index of layer is in the refractive index positioned at bottom and the material layer of top layer.Optical waveguide may be slab waveguide structure (as schemed
Shown in 11), slab waveguide structure includes two material layers for having different refractivity, wherein the higher material layer position of refractive index
In the centre of the lower material layer of refractive index.
The material of optical waveguide can be quartz glass, for example, SiO2、SiO2-GeO2、SiO2-B2O3- F, the material of optical waveguide
May be multicomponent glass, for example, SiO2-GaO-Na2O、SiO2-B2O3-Na2O。
Encapsulated layer 103 in the present embodiment includes multiple organic layers and inorganic layer, organic layer and inorganic layer is alternately laminated sets
It sets, wherein the bottom of encapsulated layer 103 is inorganic layer.Light extraction unit 102 is set to the inorganic of the bottom of encapsulated layer 103
In layer, so as to avoid having an impact organic layer, realizes under the premise of not influencing the function of encapsulated layer 103 while being added
Light extraction unit 102.
Embodiment 2
In the present embodiment, pixel unit array 22 includes multiple display units 20, each display unit 20 is by pixel
At least two adjacent pixel units 10 of each row of cell array 22 are formed, at least one at least two pixel units 10
A pixel unit is corresponding with light extraction unit 102, for example, as shown in Fig. 2, each row of pixel unit array 22 include 9 pictures
Plain unit 10, each display unit 20 include 3 pixel units 10, then from top to bottom, adjacent 3 pixel units 10 form one
Each row of display unit 20, pixel unit array 22 include 3 display units 20.
The arrangement mode of display unit 20 on the even column in pixel unit array 22 is identical, is located at pixel unit
Display unit 20 on odd column in array 22 and 20 phase of display unit on the even column in pixel unit array 22
Mutually it is staggered.Wherein, it is located at the display unit 20 on the odd column in pixel unit array 22 and is located in pixel unit array 22
Even column on the distance that is staggered of display unit 20 can be a pixel unit 10 distance, can also be multiple pixel lists
The distance of member 10, as long as the pixel unit 10 for being corresponding with light extraction unit 102 is enabled to be uniformly distributed in pixel unit array
In 22.
Referring to Fig.1 2, in the first embodiment of the present embodiment, each display unit 20 includes two pixel units
10, a pixel unit in two pixel units 10 is corresponding with light extraction unit 102, that is, is corresponding with light extraction unit 102
The number of pixel unit 10 accounts for the 50% of the number of total pixel unit 10.
Specifically, the first row in pixel unit array 22 includes 9 pixel units 10, is started from top to bottom, adjacent two
A pixel unit 10 forms a display unit 20, it is assumed that first pixel unit 10 of each display unit 20 is corresponding with light
Extraction unit 102 is located at the display unit 20 on the odd column in pixel unit array 22 and is located in pixel unit array 22
Even column on the distance that is staggered of display unit 20 be a pixel unit 10 distance, then in pixel unit array 22
For two row since the second pixel unit 10, two neighboring pixel unit 10 forms a display unit 20.And so on so that it is right
There should be the pixel unit 10 of light extraction unit 102 to be uniformly distributed in pixel unit array 22.
In the first embodiment, OLED display panel enables to OLED display panel to have while promoting brightness
Wider visual angle.Certain first embodiment is also not necessarily limited to above-mentioned arrangement mode, as long as so that being corresponding with light extraction unit 102
Pixel unit 10 be uniformly distributed in pixel unit array 22.
Referring to Fig.1 3, in the second embodiment of the present embodiment, each display unit 20 includes three pixel units
10, a pixel unit in three pixel units 10 is corresponding with light extraction unit 102, that is, is corresponding with light extraction unit 102
The number of pixel unit 10 accounts for the 33.3% of the number of total pixel unit 10, is corresponding with the pixel unit of light extraction unit 102
10 are located at the centre of three pixel units 10.
Specifically, the first row in pixel unit array 22 includes 9 pixel units 10, is started from top to bottom, adjacent three
A pixel unit 10 forms a display unit 20, and the second pixel unit 10 of each display unit 20 is corresponding with light extraction
Unit 102, it is assumed that be located at the display unit 20 on the odd column in pixel unit array 22 and be located in pixel unit array 22
Even column on the distance that is staggered of display unit 20 be a pixel unit 10 distance, then the in pixel unit array 22
For two row since the second pixel unit 10, adjacent three pixel units 10 form a display unit 20.And so on so that it is right
There should be the pixel unit 10 of light extraction unit 102 to be uniformly distributed in pixel unit array 22.
In this second embodiment, OLED display panel has broader visual angle relative to first embodiment.Certain
Two embodiments are also not necessarily limited to above-mentioned arrangement mode, as long as so that being corresponding with several pixel units of light extraction unit 102
10 are uniformly distributed in pixel unit array 22.
Referring to Fig.1 4, in the third embodiment of the present embodiment, each display unit 20 includes four pixel units
10, three pixel units in four pixel units 10 are corresponding with light extraction unit 102, that is, are corresponding with light extraction unit 102
The number of pixel unit 10 accounts for the 75% of the number of total pixel unit 10.
Specifically, the first row in pixel unit array 22 includes 9 pixel units 10, is started from top to bottom, adjacent four
A pixel unit 10 forms a display unit 20, it is assumed that first and second, four pixel unit 10 of each display unit 20 is right
There should be light extraction unit 102, be located at the display unit 20 on the odd column in pixel unit array 22 and be located at pixel unit battle array
The distance that display unit 20 on even column in row 22 is staggered is the distance of a pixel unit 10, then pixel unit array 22
In secondary series since the second pixel unit 10, adjacent four pixel units 10 form a display unit 20.And so on,
So that the pixel unit 10 for being corresponding with light extraction unit 102 is uniformly distributed in pixel unit array 22.
In the third embodiment, OLED display panel has higher brightness relative to first embodiment.Certain
Three embodiments are also not necessarily limited to above-mentioned arrangement mode, as long as so that the pixel unit 10 for being corresponding with light extraction unit 102 is uniform
It is distributed in pixel unit array 22.
The above is only the specific implementation mode of the application, it is noted that for the ordinary skill people of the art
For member, under the premise of not departing from the application principle, several improvements and modifications can also be made, these improvements and modifications are also answered
It is considered as the protection domain of the application.
Claims (10)
1. a kind of OLED display panel, which is characterized in that including substrate, luminescent layer and encapsulated layer, the luminescent layer is set to institute
It states in substrate, the encapsulated layer is covered in the surface of the luminescent layer, and the luminescent layer includes multiple pixels in array setting
Unit, the OLED display panel further include at least one light extraction unit, and the light extraction unit is set to the encapsulated layer
In and it is corresponding with the pixel unit.
2. OLED display panel according to claim 1, which is characterized in that the OLED display panel includes that multiple light carry
Unit, the multiple light extraction unit is taken to be uniformly distributed in the encapsulated layer.
3. OLED display panel according to claim 2, which is characterized in that one in two pixel units of arbitrary neighborhood
A pixel unit includes the light extraction unit.
4. OLED display panel according to claim 2, which is characterized in that one in three pixel units of arbitrary neighborhood
A pixel unit includes the light extraction unit.
5. OLED display panel according to claim 2, which is characterized in that three in four pixel units of arbitrary neighborhood
A pixel unit includes the light extraction unit.
6. OLED display panel according to claim 1, which is characterized in that the encapsulated layer includes inorganic layer and organic
Layer, the inorganic layer and the alternately laminated setting of the organic layer, one layer of organic layer of sandwiched between each adjacent two inorganic layer are described
Light extraction unit is located in the inorganic layer of the bottom of the encapsulated layer.
7. according to any OLED display panels of claim 1-6, which is characterized in that the pixel unit includes R pictures
Element, G sub-pixel, B sub-pixels, the light extraction unit include three light extraction structures, three light extraction structures and the R
Sub-pixel, G sub-pixel, B sub-pixels correspond.
8. OLED display panel according to claim 7, which is characterized in that the light extraction structures are optical waveguide.
9. OLED display panel according to claim 8, which is characterized in that the material of the optical waveguide be quartz glass or
Multicomponent glass.
10. OLED display panel according to claim 8, which is characterized in that the optical waveguide be planar waveguiding structure or
Slab waveguide structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810407146.6A CN108615816B (en) | 2018-04-26 | 2018-04-26 | OLED display panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810407146.6A CN108615816B (en) | 2018-04-26 | 2018-04-26 | OLED display panel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108615816A true CN108615816A (en) | 2018-10-02 |
| CN108615816B CN108615816B (en) | 2020-06-05 |
Family
ID=63661914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810407146.6A Active CN108615816B (en) | 2018-04-26 | 2018-04-26 | OLED display panel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108615816B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109273517A (en) * | 2018-11-23 | 2019-01-25 | 京东方科技集团股份有限公司 | Display panel, mobile terminal and its control method |
| CN110690363A (en) * | 2019-10-25 | 2020-01-14 | 武汉华星光电半导体显示技术有限公司 | OLED display device |
| US20240032370A1 (en) * | 2021-05-17 | 2024-01-25 | Wuhan China Star Optoelectronics Technology Co., Ltd. | Display panel and display device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102738403A (en) * | 2011-04-11 | 2012-10-17 | 三星移动显示器株式会社 | Organic light emitting diode display |
| CN104103776A (en) * | 2013-04-15 | 2014-10-15 | 三星显示有限公司 | Organic light emitting display device and manufacturing method thereof |
| CN104766928A (en) * | 2014-01-06 | 2015-07-08 | 三星显示有限公司 | Organic light emitting diode display panel and method of manufacturing same |
| CN104900812A (en) * | 2015-04-23 | 2015-09-09 | 京东方科技集团股份有限公司 | Film packaging structure, manufacture method thereof and display device |
| US20170237973A1 (en) * | 2016-02-11 | 2017-08-17 | Samsung Display Co., Ltd. | Display device |
-
2018
- 2018-04-26 CN CN201810407146.6A patent/CN108615816B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102738403A (en) * | 2011-04-11 | 2012-10-17 | 三星移动显示器株式会社 | Organic light emitting diode display |
| CN104103776A (en) * | 2013-04-15 | 2014-10-15 | 三星显示有限公司 | Organic light emitting display device and manufacturing method thereof |
| CN104766928A (en) * | 2014-01-06 | 2015-07-08 | 三星显示有限公司 | Organic light emitting diode display panel and method of manufacturing same |
| CN104900812A (en) * | 2015-04-23 | 2015-09-09 | 京东方科技集团股份有限公司 | Film packaging structure, manufacture method thereof and display device |
| US20170237973A1 (en) * | 2016-02-11 | 2017-08-17 | Samsung Display Co., Ltd. | Display device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109273517A (en) * | 2018-11-23 | 2019-01-25 | 京东方科技集团股份有限公司 | Display panel, mobile terminal and its control method |
| CN110690363A (en) * | 2019-10-25 | 2020-01-14 | 武汉华星光电半导体显示技术有限公司 | OLED display device |
| US20240032370A1 (en) * | 2021-05-17 | 2024-01-25 | Wuhan China Star Optoelectronics Technology Co., Ltd. | Display panel and display device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108615816B (en) | 2020-06-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105204103B (en) | quantum dot color filter and liquid crystal display device | |
| US10971555B2 (en) | Pixel structure and display apparatus | |
| CN206322697U (en) | Dot structure and the OLED display panel for including the dot structure | |
| CN104537993B (en) | Organic light emitting display panel | |
| CN106486514A (en) | Dot structure and OLED display panel | |
| CN204885166U (en) | Dot structure and OLED display panel | |
| CN107768407A (en) | A kind of organic EL display panel and display device | |
| CN106816453A (en) | Organic LED display device | |
| CN106486513A (en) | Dot structure and OLED display panel | |
| CN106125185B (en) | Display screen and its polaroid | |
| CN104485429B (en) | A kind of OLED with optical resonance layer and preparation method thereof, display | |
| CN104362170A (en) | Organic electroluminescence display appliance and driving method and related device thereof | |
| CN105911785A (en) | Display panel and display device | |
| CN104965341A (en) | Display panel and displayer | |
| CN102707487A (en) | Transparent display device and electronic equipment employing same | |
| CN108615816A (en) | Oled display panel | |
| WO2020192096A1 (en) | Array substrate, manufacturing method thereof, display panel, and display apparatus | |
| US20200279517A1 (en) | Organic light emitting diode display pixel array | |
| CN108091667A (en) | Dot structure and the OLED display panel for including the dot structure | |
| CN105047685A (en) | Organic light emitting display device | |
| CN104133320A (en) | Color liquid crystal display module structure and backlight module thereof | |
| US20210249483A1 (en) | Pixel arrangement structure, display panel and display device | |
| CN207265057U (en) | Dot structure and display device | |
| CN106094334A (en) | Display floater and display device | |
| CN108470751A (en) | Display panel and display device |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |