CN109616504A - Display panel - Google Patents
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- Publication number
- CN109616504A CN109616504A CN201811521562.5A CN201811521562A CN109616504A CN 109616504 A CN109616504 A CN 109616504A CN 201811521562 A CN201811521562 A CN 201811521562A CN 109616504 A CN109616504 A CN 109616504A
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- CN
- China
- Prior art keywords
- layer
- feux rouges
- metal layer
- luminescence unit
- green light
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Classifications
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- 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
-
- 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
-
- 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
- H10K59/38—Devices specially adapted for multicolour light emission comprising colour filters or colour changing media [CCM]
Abstract
This application provides a kind of display panels, the display panel includes color membrane substrates, the red luminescence unit of array substrate and the multiple array arrangements being set between the color membrane substrates, array substrate, green luminescence unit, blue luminescence unit, and multiple array arrangements are provided in the array substrate is set as driving the luminous film crystal pipe unit of the red luminescence unit, green luminescence unit, blue luminescence unit；Wherein, at least described blue luminescence unit is quantum dot light emitting unit.
Description
Technical field
This application involves field of display technology, in particular to a kind of display panel.
Background technique
Here statement only provides background information related with the application, without inevitably constituting the prior art.Current
In OLED (Organic Light-Emitting Diode, Organic Light Emitting Diode) display panel, due to the luminous frequency of blue light
Rate is high compared with the luminous frequency of feux rouges, green light, and blue photons energy is higher, leads to the decay of blue light organic material or aging, shortens
Service life of OLED display panel.
Apply for content
The main purpose of the application is to provide a kind of display panel, realizes the monochromatic purity for improving display panel, widens
Display panel shows colour gamut, improves the display panel service life, especially greatly improves the service life of small size OLED display panel.
To achieve the above object, a kind of display panel that the application proposes, the display panel include:
Color membrane substrates, array substrate and the multiple array arrangements being set between the color membrane substrates and the array substrate
Red luminescence unit, green luminescence unit, blue luminescence unit, multiple array arrangements are provided in the array substrate and are set as driving
Move the luminous film crystal pipe unit of the red luminescence unit, green luminescence unit, blue luminescence unit；
Wherein, at least described blue luminescence unit is quantum dot light emitting unit.
Optionally, the red luminescence unit and the green luminescence unit are organic light-emitting units.
Optionally, the blue luminescence unit includes blue light cathode metal layer, blue light anode metal layer and is set to the indigo plant
Quantum dot light emitting layer between photocathode metal layer and the blue light anode metal layer.
Optionally, the blue light being disposed adjacent is additionally provided between the blue light cathode metal layer and the quantum dot light emitting layer
Electron injecting layer and blue light electron transfer layer, wherein the blue light electron injecting layer connects with the blue light cathode metal layer, institute
Blue light electron transfer layer is stated to connect with the quantum dot light emitting layer.
Optionally, the blue light being disposed adjacent is additionally provided between the blue light anode metal layer and the quantum dot light emitting layer
Hole injection layer and blue light hole transmission layer, wherein the blue light hole injection layer connects with the blue light anode metal layer, institute
Blue light hole transmission layer is stated to connect with the quantum dot light emitting layer.
Optionally, the red luminescence unit includes feux rouges cathode metal layer, feux rouges anode metal layer and is set to described red
Feux rouges organic luminous layer between photocathode metal layer and the feux rouges anode metal layer；The feux rouges cathode metal layer with it is described
The feux rouges electron injecting layer and feux rouges electron transfer layer being disposed adjacent are additionally provided between feux rouges organic luminous layer, wherein described
Feux rouges electron injecting layer connects with the feux rouges cathode metal layer, the feux rouges electron transfer layer and feux rouges organic luminous layer phase
It connects.
Optionally, be additionally provided between the feux rouges anode metal layer and the feux rouges organic luminous layer be disposed adjacent it is red
Photohole implanted layer and feux rouges hole transmission layer, wherein the feux rouges hole injection layer connects with the feux rouges anode metal layer,
The feux rouges hole transmission layer connects with the feux rouges organic luminous layer.
Optionally, the green luminescence unit includes green light cathode metal layer, green light anode metal layer and is set to described green
Green light organic luminous layer between photocathode metal layer and the green light anode metal layer；The green light cathode metal layer with it is described
The green light electron injecting layer and green light electron transfer layer being disposed adjacent are additionally provided between green light organic luminous layer, wherein described
Green light electron injecting layer connects with the green light cathode metal layer, the green light electron transfer layer and the green light organic luminous layer
Connect.
Optionally, be additionally provided between the green light anode metal layer and the green light organic luminous layer be disposed adjacent it is green
Photohole implanted layer and green light hole transmission layer, wherein the green light hole injection layer connects with the green light anode metal layer,
The green light hole transmission layer connects with the green light organic luminous layer.
Optionally, red, the green luminescence unit is additionally provided with filter layer towards the color film colored steel side.
Red luminescence unit, green luminescence unit, the red luminescence unit of blue luminescence unit, green luminescence unit, this Shen of blue luminescence unit
Blue luminescence unit please is quantum dot light emitting unit, and quantum dot (Quantum Dots, QDs) is usually by II-VI or III-V
The spherical semiconductor nanoparticle of race's element composition, partial size is generally at several nanometers between tens nanometer.Quanta point material due to
The presence of quantum confined effect, continuous energy band becomes discrete level structure originally, when being irritated by light or electricity, quantum
Point can issue coloured light, and the color of light is related with its property, therefore, the light that it can be issued by changing its size
It is controlled.Quantum dot light emitting unit has many advantages, such as that luminescent spectrum is concentrated and excitation purity is high, can increase substantially tradition
The colour gamut of display panel enhances the color restoration capability of display panel；Meanwhile the quantum in the quantum dot light emitting unit
Point material will not generate aging or decay prohlem as electroluminescent organic material, so that it is especially small to effectively improve display panel
The service life of size display panel and stability.
Detailed description of the invention
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of application for those of ordinary skill in the art without creative efforts, can be with
The structure shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the structural schematic diagram of an embodiment of the application display panel；
Fig. 2 is the structural schematic diagram of the red luminescence unit of the application；
Fig. 3 is the structural schematic diagram of the green luminescence unit of the application；
Fig. 4 is the structural schematic diagram of the application indigo plant luminescence unit；
Fig. 5 is the structural schematic diagram of another embodiment of the application display panel.
The embodiments will be further described with reference to the accompanying drawings for realization, functional characteristics and the advantage of the application purpose.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present application, technical solutions in the embodiments of the present application carries out clear, complete
Site preparation description, it is clear that described embodiment is only a part of the embodiment of the application, instead of all the embodiments.Base
Embodiment in the application, it is obtained by those of ordinary skill in the art without making creative efforts it is all its
His embodiment, shall fall in the protection scope of this application.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute only sets in the embodiment of the present application
Explanation is set in relative positional relationship, the motion conditions etc. under a certain particular pose (as shown in the picture) between each component, if
When the particular pose changes, then directionality instruction also correspondingly changes correspondingly.
In addition, the description for being related to " first ", " second " etc. in this application is only set as description purpose, and should not be understood as
Its relative importance of indication or suggestion or the quantity for implicitly indicating indicated technical characteristic.Define as a result, " first ",
The feature of " second " can explicitly or implicitly include at least one of the features.In addition, the technical side between each embodiment
Case can be combined with each other, but must be based on can be realized by those of ordinary skill in the art, when the combination of technical solution
Conflicting or cannot achieve when occur will be understood that the combination of this technical solution is not present, also not this application claims guarantor
Within the scope of shield.
Referring to Fig. 1, the application propose a kind of display panel 100, the display panel 100 include color membrane substrates 10,
The red luminescence unit 30 of array substrate 20 and the multiple array arrangements being set between the color membrane substrates 10, array substrate 20,
Green luminescence unit 40, blue luminescence unit 50, multiple array arrangements are provided on 20 plate of array substrate is set as driving institute
State the film crystal pipe unit 21 that red luminescence unit, green luminescence unit and blue luminescence unit shine, wherein at least described blue luminous
Unit 50 is quantum dot light emitting unit.
In the present embodiment, the film crystal pipe unit 21 and red luminescence unit, green luminescence unit, blue luminescence unit one
One is corresponding, adjusts the red luminescence unit, green luminescence unit, blue luminescence unit by the film crystal pipe unit 21 and shines
Brightness, the red luminescence unit, green luminescence unit, blue luminescence unit issue feux rouges, green light and blue light, each red luminous list respectively
First, green luminescence unit, blue luminescence unit form a pixel unit, issue different colours difference by controlling each pixel unit
The light of brightness realizes the display of image.
In the present embodiment, it is important to note that the indigo plant luminescence unit 50 is quantum dot light emitting unit, quantum dot
The spherical semiconductor nanoparticle being usually made of II-VI or iii-v element, partial size is generally at several nanometers to tens nanometer
Between.Quanta point material is due to the presence of quantum confined effect, and continuous energy band becomes discrete level structure originally, when by
Light or when irritating of electricity, quantum dot can issue coloured light, and the color of light is related with its property, therefore can be by changing it
Size controls the light that it is issued and generates blue light.Quantum dot light emitting unit has luminescent spectrum concentration and excitation purity
The advantages that high, can increase substantially the colour gamut of conventional display panels 100, obtain the color restoration capability of display panel 100
Enhancing.Meanwhile the quanta point material in the quantum dot light emitting unit will not as blue organic electroluminescent material generate aging or
Person's decay prohlem, to effectively improve service life and stability that display panel 100 is especially small size display panel 100.
Optionally, the red luminescence unit 30 and green luminescence unit 40 are organic light-emitting units.
In the present embodiment, since the red luminescence unit 30 and green luminescence unit 40 are organic light-emitting units, wherein
Feux rouges, the green photons energy of electroluminescent organic material sending do not have blue photons energy higher, and there is no too early decays
Or the problem of aging, thus, the red luminescence unit 30, green luminescence unit 40 can be organic light-emitting units.It is appreciated that should
Red luminescence unit 30, green luminescence unit 40 can also be quantum dot light emitting unit.
Referring to Fig. 2, optionally, the red luminescence unit 30 includes feux rouges cathode metal layer 31, feux rouges anode metal layer
37 and the feux rouges organic luminous layer 34 that is set between the feux rouges cathode metal layer 31 and feux rouges anode metal layer 37.
In the present embodiment, electrons and holes are transmitted to from feux rouges cathode metal layer 31 and feux rouges anode metal layer 37 respectively
The feux rouges organic luminous layer 34, and meet in feux rouges organic luminous layer 34, form exciton and excite light emitting molecule, it shines
Molecule issues visible feux rouges by radiative relaxation.
Optionally, it is additionally provided with and is disposed adjacent between the feux rouges cathode metal layer 31 and the feux rouges organic luminous layer 34
Feux rouges electron injecting layer 32 and feux rouges electron transfer layer 33, wherein the feux rouges electron injecting layer 32 and feux rouges cathodic metal
Layer 31 connects, and the feux rouges electron transfer layer 33 connects with feux rouges organic luminous layer 34.
In the present embodiment, the electronics in the feux rouges cathode metal layer 31 successively through the feux rouges electron injecting layer 32,
Feux rouges electron transfer layer 33 enters the feux rouges organic luminous layer 34, meets with the hole in the feux rouges organic luminous layer 34
And inspire feux rouges.
Optionally, it is additionally provided with and is disposed adjacent between the feux rouges anode metal layer 37 and the feux rouges organic luminous layer 34
Feux rouges hole injection layer 36 and feux rouges hole transmission layer 35, wherein the feux rouges hole injection layer 36 and feux rouges anode metal
Layer 37 connects, and the feux rouges hole transmission layer 35 connects with feux rouges organic luminous layer 34.
In the present embodiment, the hole in the feux rouges anode metal layer 37 successively through the feux rouges hole injection layer 36,
Feux rouges hole transmission layer 35 enters the feux rouges organic luminous layer 34, meets with the electronics in the feux rouges organic luminous layer 34
And inspire feux rouges.
Referring to Fig. 3, optionally, the green luminescence unit 40 includes green light cathode metal layer 41, green light anode metal layer
47 and the green light organic luminous layer 44 that is set between the green light cathode metal layer 41, green light anode metal layer 47.
In the present embodiment, electrons and holes are transmitted to from green light cathode metal layer 41 and green light anode metal layer 47 respectively
The green light organic luminous layer 44, and meet in green light organic luminous layer 44, form exciton and excite light emitting molecule, it shines
Molecule issues visible green light by radiative relaxation.
Optionally, it is additionally provided with and is disposed adjacent between the green light cathode metal layer 41 and the green light organic luminous layer 44
Green light electron injecting layer 42 and green light electron transfer layer 43, wherein the green light electron injecting layer 42 and green light cathodic metal
Layer 41 connects, and the green light electron transfer layer 43 connects with green light organic luminous layer 44.
In the present embodiment, the electronics in the green light cathode metal layer 41 successively through the green light electron injecting layer 42,
Green light electron transfer layer 43 enters the green light organic luminous layer 44, meets with the hole in the green light organic luminous layer 44
And inspire green light.
Optionally, it is additionally provided with and is disposed adjacent between the green light anode metal layer 47 and the green light organic luminous layer 44
Green light hole injection layer 46 and green light hole transmission layer 45, wherein the green light hole injection layer 46 and green light anode metal
Layer 47 connects, and the green light hole transmission layer 45 connects with green light organic luminous layer 44.
In the present embodiment, the hole in the green light anode metal layer 47 successively through the green light hole injection layer 46,
Green light hole transmission layer 45 enters the green light organic luminous layer 44, meets with the electronics in the green light organic luminous layer 44
And inspire green light.
Referring to Fig. 4, in one embodiment, the indigo plant luminescence unit 50 includes blue light cathode metal layer 51, blue light anode
Metal layer 57 and the quantum dot light emitting layer 54 being set between the blue light cathode metal layer 51, blue light anode metal layer 57.
In the present embodiment, the blue light cathode metal layer 51 is by electron-transport to the quantum dot light emitting layer 54, blue light
Anode metal layer 57 is by hole transport to the quantum dot light emitting layer 54, the blue light cathode metal layer 51 and the blue light anode
The electric current formed between metal layer 57 passes through the quantum dot light emitting layer 54, and electronics is from excitation state in the quantum dot light emitting layer 54
(Excited State) returns to ground state (Ground State) in a manner of radiation, and 54 material of material quantum dot light emitting layer is straight
Energy gap semiconductor is connect, this radiation will be presented in the form of light, realize 54 blue light-emitting of blue light quantum point luminescent layer.
In another embodiment, phase is additionally provided between the blue light cathode metal layer 51 and the quantum dot light emitting layer 54
The blue light electron injecting layer 52 and blue light electron transfer layer 53 of neighbour's setting, wherein the blue light electron injecting layer 52 and blue light cathode
Metal layer 51 connects, and the blue light electron transfer layer 53 connects with quantum dot light emitting layer 54.
In the present embodiment, the electronics in the blue light cathode metal layer 51 successively passes through the blue light electron injecting layer
52, blue light electron transfer layer 53 reaches the blue light quantum point luminescent layer 54, so that electronics is in the blue light quantum point luminescent layer
54 return to ground state from excitation state realization blue light-emitting.
Optionally, it is additionally provided with and to be disposed adjacent between the blue light anode metal layer 57 and the quantum dot light emitting layer 54
Blue light hole injection layer 56 and blue light hole transmission layer 55, wherein the blue light hole injection layer 56 and blue light anode metal layer
57 connect, and the blue light hole transmission layer 55 connects with quantum dot light emitting layer 54.
In the present embodiment, the blue light hole injection layer is successively passed through in the hole in the blue light anode metal layer 57
56, blue light hole transmission layer 55 reaches the blue light quantum point luminescent layer 54, so that hole is in the blue light quantum point luminescent layer
Meeting in 54 with electronics returns to ground state from excitation state electronics, realizes blue light-emitting.
Referring to Fig. 5, optionally, the red luminescence unit 30 and green luminescence unit 40 towards the color film colored steel side also
It is provided with filter layer 60.
In the present embodiment, when the red luminescence unit 30, green luminescence unit 40 are organic light-emitting units, and it is blue shine it is single
Member 50 be quantum dot light emitting unit when, red luminescence unit 30, green luminescence unit 40 issue feux rouges, green light spectrum half-peak breadth
The half-peak breadth for the blue light that more blue luminescence unit 50 issues wants wide, by filtering in red luminescence unit 30, the setting of green luminescence unit 40
Layer 60, the half-peak breadth of feux rouges and the luminescent spectrum of green light is become smaller, and then realizes the purifying of feux rouges, green light color, improves display
The whole colour gamut of panel 100.Specifically, the filter layer 60 can be red luminescence unit 30, the corresponding color blocking of green luminescence unit 40
Material, namely red color resistance is set on red luminescence unit 30 and forms filter layer 60, green color is set on green luminescence unit 40
Resistance forms filter layer 60.
The foregoing is merely the alternative embodiments of the application, are not intended to limit the scope of the patents of the application, all at this
Under the application design of application, using equivalent structure transformation made by present specification and accompanying drawing content, or directly/use indirectly
In the scope of patent protection that other related technical areas are included in the application.
Claims (10)
1. a kind of display panel, which is characterized in that the display panel includes:
Color membrane substrates, array substrate and multiple array arrangements for being set between the color membrane substrates and the array substrate it is red
Luminescence unit, green luminescence unit and indigo plant gives out light unit, and multiple array arrangements are provided in the array substrate and are set as driving
The luminous film crystal pipe unit of the red luminescence unit, green luminescence unit, blue luminescence unit；
Wherein, at least described blue luminescence unit is quantum dot light emitting unit.
2. display panel according to claim 1, which is characterized in that the red luminescence unit and the green luminescence unit are equal
For organic light-emitting units.
3. display panel according to claim 2, which is characterized in that the indigo plant luminescence unit includes blue light cathodic metal
Layer, blue light anode metal layer and the quantum dot hair being set between the blue light cathode metal layer and the blue light anode metal layer
Photosphere.
4. display panel according to claim 3, which is characterized in that the blue light cathode metal layer and the quantum dot are sent out
The blue light electron injecting layer and blue light electron transfer layer being disposed adjacent are additionally provided between photosphere, wherein the blue light electronics note
Enter layer to connect with the blue light cathode metal layer, the blue light electron transfer layer connects with the quantum dot light emitting layer.
5. display panel according to claim 4, which is characterized in that the blue light anode metal layer and the quantum dot are sent out
The blue light hole injection layer and blue light hole transmission layer being disposed adjacent are additionally provided between photosphere, wherein the blue light hole note
Enter layer to connect with the blue light anode metal layer, the blue light hole transmission layer connects with the quantum dot light emitting layer.
6. display panel according to claim 2, which is characterized in that the red luminescence unit includes feux rouges cathodic metal
Layer, feux rouges anode metal layer and the feux rouges that is set between the feux rouges cathode metal layer and the feux rouges anode metal layer are organic
Luminescent layer；The feux rouges electronics note being disposed adjacent is additionally provided between the feux rouges cathode metal layer and the feux rouges organic luminous layer
Enter layer and feux rouges electron transfer layer, wherein the feux rouges electron injecting layer connects with the feux rouges cathode metal layer, the feux rouges
Electron transfer layer connects with feux rouges organic luminous layer.
7. display panel according to claim 6, which is characterized in that the feux rouges anode metal layer and the feux rouges are organic
The feux rouges hole injection layer and feux rouges hole transmission layer being disposed adjacent are additionally provided between luminescent layer, wherein the feux rouges hole
Implanted layer connects with the feux rouges anode metal layer, and the feux rouges hole transmission layer connects with the feux rouges organic luminous layer.
8. display panel according to claim 2, which is characterized in that the green luminescence unit includes green light cathodic metal
Layer, green light anode metal layer and the green light that is set between the green light cathode metal layer and the green light anode metal layer are organic
Luminescent layer；The green light electronics note being disposed adjacent is additionally provided between the green light cathode metal layer and the green light organic luminous layer
Enter layer and green light electron transfer layer, wherein the green light electron injecting layer connects with the green light cathode metal layer, the green light
Electron transfer layer connects with the green light organic luminous layer.
9. display panel according to claim 8, which is characterized in that the green light anode metal layer and the green light are organic
The green light hole injection layer and green light hole transmission layer being disposed adjacent are additionally provided between luminescent layer, wherein the green light hole
Implanted layer connects with the green light anode metal layer, and the green light hole transmission layer connects with the green light organic luminous layer.
10. -9 described in any item display panels according to claim 1, which is characterized in that red, the green luminescence unit is towards institute
It states color film colored steel side and is additionally provided with filter layer.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811521562.5A CN109616504A (en) | 2018-12-12 | 2018-12-12 | Display panel |
| PCT/CN2019/122792 WO2020119534A1 (en) | 2018-12-12 | 2019-12-03 | Display panel and display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811521562.5A CN109616504A (en) | 2018-12-12 | 2018-12-12 | Display panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109616504A true CN109616504A (en) | 2019-04-12 |
Family
ID=66007298
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811521562.5A Pending CN109616504A (en) | 2018-12-12 | 2018-12-12 | Display panel |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN109616504A (en) |
| WO (1) | WO2020119534A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2020119534A1 (en) * | 2018-12-12 | 2020-06-18 | 惠科股份有限公司 | Display panel and display |
| WO2021152672A1 (en) * | 2020-01-27 | 2021-08-05 | シャープ株式会社 | Display device |
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| CN1604696A (en) * | 2003-10-03 | 2005-04-06 | 株式会社半导体能源研究所 | Light emitting device |
| CN104051672A (en) * | 2014-07-09 | 2014-09-17 | 深圳市华星光电技术有限公司 | Oled pixel structure |
| CN104112766A (en) * | 2014-07-22 | 2014-10-22 | 深圳市华星光电技术有限公司 | Color display device structure |
| CN104536198A (en) * | 2015-02-03 | 2015-04-22 | 京东方科技集团股份有限公司 | Display substrate, display panel and display device |
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| CN103227189B (en) * | 2013-04-09 | 2015-12-02 | 北京京东方光电科技有限公司 | A kind of light emitting diode with quantum dots display device and display unit |
| CN104037205A (en) * | 2014-07-09 | 2014-09-10 | 深圳市华星光电技术有限公司 | Oled pixel structure |
| CN106449720B (en) * | 2016-11-21 | 2019-12-03 | 上海天马有机发光显示技术有限公司 | A kind of organic light emitting display panel and organic light-emitting display device |
| CN109616504A (en) * | 2018-12-12 | 2019-04-12 | 惠科股份有限公司 | Display panel |
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- 2018-12-12 CN CN201811521562.5A patent/CN109616504A/en active Pending
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2019
- 2019-12-03 WO PCT/CN2019/122792 patent/WO2020119534A1/en active Application Filing
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| CN1604696A (en) * | 2003-10-03 | 2005-04-06 | 株式会社半导体能源研究所 | Light emitting device |
| CN104051672A (en) * | 2014-07-09 | 2014-09-17 | 深圳市华星光电技术有限公司 | Oled pixel structure |
| CN104112766A (en) * | 2014-07-22 | 2014-10-22 | 深圳市华星光电技术有限公司 | Color display device structure |
| CN104536198A (en) * | 2015-02-03 | 2015-04-22 | 京东方科技集团股份有限公司 | Display substrate, display panel and display device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020119534A1 (en) * | 2018-12-12 | 2020-06-18 | 惠科股份有限公司 | Display panel and display |
| WO2021152672A1 (en) * | 2020-01-27 | 2021-08-05 | シャープ株式会社 | Display device |
| JP7329080B2 (en) | 2020-01-27 | 2023-08-17 | シャープ株式会社 | Display device |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020119534A1 (en) | 2020-06-18 |
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Application publication date: 20190412 |
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