CN108063153A - A kind of OLED display device - Google Patents
A kind of OLED display device Download PDFInfo
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- CN108063153A CN108063153A CN201610975641.8A CN201610975641A CN108063153A CN 108063153 A CN108063153 A CN 108063153A CN 201610975641 A CN201610975641 A CN 201610975641A CN 108063153 A CN108063153 A CN 108063153A
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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
- H10K59/35—Devices specially adapted for multicolour light emission comprising red-green-blue [RGB] subpixels
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
- G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
- G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
- G09G3/3208—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED]
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- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Electroluminescent Light Sources (AREA)
Abstract
The present invention provides a kind of OLED display device, including：One first electrode；Multiple second electrodes electrically opposite with first electrode, are sequentially stacked in the same side of first electrode；Multiple active layers are respectively arranged between adjacent first electrode and second electrode and between multiple stacked second electrodes, and the luminescent color of plurality of active layer is different and is electrically connected with adjacent first electrode and multiple second electrodes；And multiple switch device, each switching device are independently electrically connected with a second electrode, to control the break-make of second electrode place connected to it electrical circuit.Multiple sub-pixels are stacked by the present invention so that aperture opening ratio increases, and reduces technology difficulty, and the control OLED luminescent devices of the control loop by being connected with electrode shine so that mixing sends the light without color on single pixel unit.
Description
Technical field
The present invention relates to OLED display technology fields, and in particular to a kind of polychrome OLED display device.
Background technology
Traditional CRT (Cathode ray tubes, cathode-ray tube) display is because its product is in thickness, weight, radiation
And wretched insufficiency existing for power consumption etc., gradually substituted by various flat-panel monitors, it is known that flat panel display bag
Include LED (Light Emitting Diode, light emitting diode), LCD (Liquid Crystal Display, liquid crystal display),
PDP (Plasma Display Panel, plasma are shown), FED (Field Emission Display, field emission display),
OLED (Organic Light-Emitting Diode, Organic Light Emitting Diode) etc..
OLED device has many advantages, such as low in energy consumption, light, brightness is high, the visual field is wide and reaction is fast, and can realize
Flexible Displays are had been widely used in the intelligent terminals such as smart mobile phone, tablet computer, are generally acknowledged next-generation flat-panel monitors
Mainstream technology.
OLED device will realize colored display, have to provide simultaneously on the same location of pixels of display a variety of
Color (being typically tri- kinds of red R, green G, indigo plant B primary colors at present) is combined, and is also such in LCD or OLED display.
In general, a pixel includes three sub-pixels of RGB in LCD or OLED display, these three sub-pixels are spatially
It is parallel arranged, each sub-pixel is respectively formed a kind of light of color and is combined again.To obtain high-resolution panel,
Just need the size of diminution pixel.
For colour OLED display, each pixel, which shines, to be generated respectively by the OLED of multiple and different colors
, it reduces pixel size and means that the size for reducing each sub-pixel OLED device.Due to carrying out organic layer when preparing OLED
The full accuracy of the fine mask (mask) of vapor deposition is limited by various factors, when making OLED device in a conventional manner, works as parsing
After degree reaches a certain level, it is difficult to be greatly improved again.Mask prices finer simultaneously are more expensive, counter plate manufacturer
For be also a huge expenditure.
Based on this, the production of OLED at present just faces the problem of such, i.e., is more done more with the resolution ratio of display pannel
Height, for the light-emitting area of single pixel with regard to less and less, the requirement on machining accuracy of precision and gauge to equipment is also higher and higher.This
OLED manufacture difficulties is resulted in increase, the production cost increases.
The content of the invention
For problems of the prior art, it is an object of the invention to provide a kind of OLED display devices, and realizing will
Three sub-pixels merge, and further increase its aperture opening ratio so that difficulty of processing reduces.
In order to achieve the above objectives, the present invention provides a kind of OLED display device, which is characterized in that including：One first electrode；
Multiple second electrodes electrically opposite with the first electrode, are sequentially stacked in the same side of the first electrode；It is multiple active
Layer, is respectively arranged between the adjacent first electrode and the second electrode and multiple stacked second electrodes
Between, the luminescent color of the plurality of active layer it is different and with the adjacent first electrode and multiple second electrodes
Electrical connection；And multiple switch device, each switching device is independently electrically connected with a second electrode, to control
The break-make of electrical circuit where making the second electrode connected to it.
Preferably, the quantity of the second electrode is 3.
Preferably, the first electrode is anode, and the second electrode is cathode.
Preferably, the luminescent color for the active layer that the direction projected along light is stacked is followed successively by red, green, indigo plant
Color.
Preferably, the projection of the active layer on the first electrode matches.
Preferably, the first electrode is cathode, and the second electrode is anode.
Preferably, the luminescent color for the active layer that the direction projected along light is stacked is followed successively by red, green, indigo plant
Color.
Preferably, the projection of the active layer on the first electrode matches.
Preferably, the material of the anode is one kind in ITO, IZO or AZO or arbitrary several mixing.
Preferably, the material of the cathode is one kind in Mg, Ag, Au, Yb, Al, Cs or arbitrary several mixing.
Preferably, the first electrode is light tight.
Preferably, the second electrode light transmission.
Preferably, the second electrode away from the first electrode distalmost end is light tight.
Preferably, the first electrode and remaining all described second electrode light transmission.
Preferably, on the first electrode direction, and most close to the second electrode electricity of the first electrode
The negative potential of the switching device of connection is S1, and the switching device being electrically connected with the second electrode of distalmost end is born
Current potential is S3, and the negative potential of remaining switching device is S2, wherein S3 ＞ S2 ＞ S1.
Preferably, on the first electrode direction, and most close to the second electrode electricity of the first electrode
The positive potential of the switching device of connection is S1, and the switching device being electrically connected with the second electrode of distalmost end is just
Current potential is S3, and the positive potential of remaining switching device is S2, wherein S3 ＞ S2 ＞ S1.
Compared with prior art, the present invention at least has the advantages that：
Multiple sub-pixels are stacked by the present invention so that and aperture opening ratio increases, and reduces technology difficulty, and by being connected with electrode
Control loop control OLED luminescent devices shine so that mixing sends light without color on single pixel unit.
Description of the drawings
Fig. 1 is the OLED device structure chart of the embodiment of the present invention；
Fig. 2 is the OLED device circuit diagram of the embodiment of the present invention；
Fig. 3 is the OLED device structure chart of the change case of the present invention；
Fig. 4 is the OLED device structure chart of another embodiment of the present invention；
Fig. 5 is the OLED device circuit diagram of another embodiment of the present invention；
Fig. 6 is the OLED device structure chart of another change case of the present invention.
Wherein, the reference numerals are as follows：
11st, 12 first electrode
21st, 22,23,24,25,26 second electrode
31st, 32,33,34,35,36 active layer
4th, 5,6 circuit
41st, 51,61 OLED device
42nd, 52,62 switching device
7th, 8,9 circuit
71st, 81,91 OLED device
72nd, 82,92 switching device
Specific embodiment
Example embodiment is described more fully with reference to the drawings.However, example embodiment can be with a variety of shapes
Formula is implemented, and is not understood as limited to embodiment set forth herein；On the contrary, these embodiments are provided so that the present invention more
Fully and completely, and by the design of example embodiment comprehensively it is communicated to those skilled in the art.Identical attached drawing in figure
Mark represents same or similar structure, thus will omit repetition thereof.
The word of expression position and direction described in present invention, is the explanation carried out by taking attached drawing as an example, but root
According to needing to make a change, make change and be all contained in the scope of the present invention.
Referring to Fig.1 and 2, OLED display device structure chart and electric operation control circuit figure it illustrates the embodiment of the present invention.
As depicted in figs. 1 and 2, the OLED display device of the embodiment of the present invention includes：First electrode 11；With first electrode 11
Electrical opposite second electrode 21, second electrode 22, second electrode 23；Active layer 31, active layer 32, active layer 33；And it opens
Close device 42, switching device 52, switching device 62.
Second electrode 21, second electrode 22, second electrode 23 are sequentially stacked in the same side of first electrode 11.The present embodiment
In the second electrode number that is stacked for 3, but the present invention is not limited thereto, as long as second electrode number is at least 2,
Such as 2 or 4 or 5 etc..
Active layer 31 is arranged between adjacent first electrode 11 and second electrode 21, and electric with first electrode 11, second
Pole 21 is electrically connected, and active layer 32 is arranged between adjacent second electrode 21 and second electrode 22, and with second electrode 21, second
Electrode 22 is electrically connected, and active layer 33 is arranged between adjacent second electrode 22 and second electrode 23, and with second electrode 22,
Two electrodes 23 are electrically connected.Active layer 31, active layer 32, the luminescent color of active layer 33 differ.With reference to Fig. 3, in a variation
Embodiment in, active layer 31 contains red luminous organic material, and luminescent color is feux rouges, and active layer 32 contains the organic hair of green
Luminescent material, luminescent color are green light, and active layer 33 contains blue organic luminous material, and luminescent color is blue light.The present embodiment
OLED display device has been stacked the single OLED device of three kinds of colors of red, green, blue, by controlling switching device 42, switching device
52nd, switching device 62, can individually make the present embodiment OLED display device send feux rouges or green light or blue light or he
The light of arbitrary two or three of blend color in three.It is worth noting that, the present invention is not limited thereto, active layer
31st, the color for the luminous organic material that active layer 32, active layer 33 each contain can also be other different colors.In order to take
Better illumination effect is obtained, as shown in figure 3, the active layer 31 of three kinds of different luminescent colors, active layer 32, active layer 33 are first
Projection on electrode 11 matches.But the present invention is not limited thereto, and active layer 31, active layer 32, active layer 33 can also be each
From being arranged to different areas and shape.
First electrode 11 is directly connected with power supply, and second electrode 21 is connected by switching device 42 with power supply, first electrode
11st, active layer 31, second electrode 21, switching device 42 and power supply forming circuit 4, by the folding energy for controlling switching device 42
The independently break-make of control loop 4；Second electrode 22 is connected by switching device 52 with power supply, first electrode 11, active layer 31,
Second electrode 21, active layer 32, second electrode 22, switching device 52 and power supply forming circuit 5, by controlling switching device 52
Folding can independently control loop 5 break-make；Second electrode 23 is connected by switching device 62 with power supply, first electrode 11,
Active layer 31, second electrode 21, active layer 32, second electrode 22, active layer 33, second electrode 23, switching device 62 and electricity
Source forming circuit 6, by control switching device 62 folding can independently control loop 6 break-make.
In the present embodiment, first electrode 11 is anode, opposite second electrode 21 electrical with first electrode 11, second electrode
22nd, second electrode 23 is cathode.The material of anode 11 is one kind or arbitrary several mixing in ITO, IZO or AZO, cathode
21st, cathode 22, the material of cathode 23 are one kind in Mg, Ag, Au, Yb, Al, Cs or arbitrary several mixing.In the present embodiment,
Anode 11, active layer 31, cathode 21, active layer 32, cathode 22, active layer 33, cathode 23 form top-illuminating OLED display device,
Anode 11 is light tight and reflectivity is good, and cathode 21, cathode 22, cathode 23 are the electrode of light transmission, and with good conduction
Property, good transmitance, it is good chemistry and form stability.In the embodiment of a variation, anode 11, active layer
31st, cathode 21, active layer 32, cathode 22, active layer 33, cathode 23 form bottom illuminating OLED display device, anode 11, cathode
21st, cathode 22 is the electrode of light transmission, and with the stabilization of good electric conductivity, good transmitance, good chemistry and form
Property, cathode 23 is light tight and reflectivity is good.
In the present embodiment, anode 11, active layer 31, cathode 21 form OLED device 41, cathode 21, active layer 32, cathode
22 form OLED device 51, and cathode 22, active layer 33, cathode 23 form OLED device 61, the OLED display device of the present embodiment
It is stacked and is formed by OLED device 41, OLED device 51 and OLED device 61, cathode 21 is OLED device 41 and OLED device 51
Common electrode, cathode 22 are OLED device 51 and the common electrode of OLED device 61.
As shown in Fig. 2, one end of OLED device 41 is connected by switching device 42 with power cathode, OLED device 41 it is another
One end is connected with positive pole.One end of OLED device 51 is connected by switching device 52 with power cathode, OLED device 51
The other end is connected with OLED device 41.One end of OLED device 61 is connected by switching device 62 with power cathode 23, OLED devices
The other end of part 61 is connected with OLED device 51.The negative potential of switching device 42 is S1, and the negative potential of switching device 52 is S2, is opened
The negative potential of device 62 is closed as S3, three's negative potential magnitude relationship is substantially S3 ＞ S2 ＞ S1.
As shown in Fig. 2, when closure switch device 42, circuit 4 is connected, and OLED device 41 glows.When closure switch device
52, circuit 5 is connected, and OLED device 41 and OLED device 51 shine to mix the light for sending other colors jointly.When closure is opened
Close device 62, circuit 6 connects, OLED device 41, OLED device 51 and OLED device 61 shine to mix jointly send it is white
Light.Switching device 42, switching device 52 and 62 three of switching device can only select one to be closed in the same time, so as to turn on
A corresponding circuit, it is impossible to while both have and in more than closure state.
Fig. 4 and Fig. 5 are refer to, it illustrates the OLED device structure charts and electric operation control circuit figure of another embodiment of the present invention.
As shown in Figure 4 and Figure 5, the OLED display device of the embodiment of the present invention includes：First electrode 12；With first electrode 12
Electrical opposite second electrode 24, second electrode 25, second electrode 26；Active layer 34, active layer 35, active layer 36, Yi Jikai
Close device 72, switching device 82, switching device 92.
Second electrode 24, second electrode 25, second electrode 26 are sequentially stacked in the same side of first electrode 12.The present embodiment
In the second electrode number that is stacked for 3, but the present invention is not limited thereto, as long as second electrode number is at least 2,
Such as 2 or 4 or 5 etc..
Active layer 34 is arranged between adjacent first electrode 12 and second electrode 24, and electric with first electrode 12, second
Pole 24 is electrically connected, and active layer 35 is arranged between adjacent second electrode 24 and second electrode 25, and with second electrode 24, second
Electrode 25 is electrically connected, and active layer 36 is arranged between adjacent second electrode 25 and second electrode 26, and with second electrode 25,
Two electrodes 26 are electrically connected.Active layer 34, active layer 35, the luminescent color of active layer 36 differ.With reference to Fig. 6, in the present embodiment,
Active layer 34 contains red luminous organic material, and luminescent color is feux rouges, and active layer 35 contains green luminous organic material, shines
Color is green light, and active layer 36 contains blue organic luminous material, and luminescent color is blue light.The OLED display device of the present embodiment
The single OLED device of three kinds of colors of red, green, blue is stacked, by controlling switching device 72, switching device 82, switching device
92, the OLED display device of the present embodiment can individually be made to send in feux rouges or green light or blue light or their threes arbitrarily
The light of two or three of blend color.It is worth noting that, the present invention is not limited thereto, active layer 34, active layer 35 have
The color for the luminous organic material that active layer 36 each contains can also be other different colors.In order to obtain the effect that preferably shines
Fruit, as shown in fig. 6, the projection of the active layer 34, active layer 35, active layer 36 of three kinds of different luminescent colors in first electrode 12
It matches.But the present invention is not limited thereto, and active layer 34, active layer 35, active layer 36 can also be each configured to different
Area and shape.
First electrode 12 is directly connected with power supply, and second electrode 24 is connected by switching device 72 with power supply, first electrode
12nd, active layer 34, second electrode 24, switching device 72 and power supply forming circuit 7, by the folding energy for controlling switching device 72
The independently break-make of control loop 7；Second electrode 25 is connected by switching device 82 with power supply, first electrode 12, active layer 34,
Second electrode 24, active layer 35, second electrode 25, switching device 82 and power supply forming circuit 8, by controlling switching device 82
Folding can independently control loop 8 break-make；Second electrode 26 is connected by switching device 92 with power supply, first electrode 12,
Active layer 34, second electrode 24, active layer 35, second electrode 25, active layer 36, second electrode 26, switching device 92 and electricity
Source forming circuit 9, by control switching device 92 folding can independently control loop 9 break-make.
In the present embodiment, first electrode 12 is cathode, opposite second electrode 24 electrical with first electrode 12, second electrode
25th, second electrode 26 is anode.Anode 24, anode 25, the material of anode 26 are one kind in ITO, IZO or AZO or arbitrary
Several mixing, the material of cathode 12 is one kind in Mg, Ag, Au, Yb, Al, Cs or arbitrary several mixing.The present embodiment
In, cathode 12, active layer 34, anode 24, active layer 35, anode 25, active layer 36, anode 26 form top-illuminating OLED display
Part, cathode 12 is light tight and reflectivity is good, and anode 24, anode 25, anode 26 are the electrode of light transmission, and is led with good
Electrically, the stability of good transmitance, good chemistry and form.In the embodiment of a variation, cathode 12, active layer
34th, anode 24, active layer 35, anode 25, active layer 36, anode 26 form bottom illuminating OLED display device, cathode 12, anode
24th, anode 25 is the electrode of light transmission, and with the stabilization of good electric conductivity, good transmitance, good chemistry and form
Property, anode 26 is light tight and reflectivity is good.
In the present embodiment, cathode 12, active layer 34, anode 24 form OLED device 71, anode 24, active layer 35, anode
25 form OLED device 81, and anode 25, active layer 36, anode 26 form OLED device 91 and general OLED device difference, this
OLED device 71, OLED device 81, the OLED device 91 of embodiment are inversion type OLED.The OLED display device of the present embodiment by
OLED71, OLED device 81 and OLED device 91, which stack, to be formed, and anode 24 is the shared electricity of OLED device 71 and OLED device 81
Pole, anode 22 are OLED device 81 and the common electrode of OLED device 91.
As shown in figure 5, one end of OLED device 71 is connected by switching device 72 with positive pole, OLED device 71 it is another
One end is connected with power cathode.One end of OLED device 81 is connected by switching device 82 with positive pole, OLED device 81
The other end is connected with OLED device 71.One end of OLED device 91 is connected by switching device 92 with positive pole, OLED device
91 other end is connected with OLED device 81.The positive potential of switching device 72 is S1, and the positive potential of switching device 82 is S2, is switched
The positive potential of device 92 is S3, and three's positive potential magnitude relationship is substantially S3 ＞ S2 ＞ S1.
As shown in figure 5, when closure switch device 72, circuit 7 is connected, and OLED device 71 glows.When closure switch device
82, circuit 8 is connected, and OLED device 71 and OLED device 81 shine to mix the light for sending other colors jointly.When closure is opened
Close device 92, circuit 9 connects, OLED device 71, OLED device 81 and OLED device 91 shine to mix jointly send it is white
Light.Switching device 72, switching device 82,92 three of switching device can only select one to be closed in the same time, it is impossible to have simultaneously
The two and in more than closure state.
Although the embodiment of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is impossible to limitation of the present invention is interpreted as, those of ordinary skill in the art are not departing from the principle of the present invention and objective
In the case of above-described embodiment can be changed within the scope of the invention, change, replace and modification.
Claims (16)
1. a kind of OLED display device, which is characterized in that including：
One first electrode；
Multiple second electrodes electrically opposite with the first electrode, are sequentially stacked in the same side of the first electrode；
Multiple active layers are respectively arranged between the adjacent first electrode and the second electrode and multiple stacked
Between the second electrode, the luminescent color of the plurality of active layer it is different and with the adjacent first electrode and multiple
The second electrode electrical connection；And
Multiple switch device, each switching device are independently electrically connected with a second electrode, to control and its
The break-make of electrical circuit where the second electrode of connection.
2. OLED display device according to claim 1, which is characterized in that the quantity of the second electrode is 3.
3. OLED display device according to claim 2, which is characterized in that the first electrode be anode, described second
Electrode is cathode.
4. OLED display device according to claim 3, which is characterized in that have described in being stacked along the direction of light injection
The luminescent color of active layer is followed successively by red, green, blueness.
5. OLED display device according to claim 4, which is characterized in that the active layer is on the first electrode
Projection matches.
6. OLED display device according to claim 2, which is characterized in that the first electrode be cathode, described second
Electrode is anode.
7. OLED display device according to claim 6, which is characterized in that have described in being stacked along the direction of light injection
The luminescent color of active layer is followed successively by red, green, blueness.
8. OLED display device according to claim 7, which is characterized in that the active layer is on the first electrode
Projection matches.
9. the OLED display device according to any one of claim 3 to 8, which is characterized in that the material of the anode is
One kind or arbitrary several mixing in ITO, IZO or AZO.
10. the OLED display device according to any one of claim 3 to 8, which is characterized in that the material of the cathode is
One kind or arbitrary several mixing in Mg, Ag, Au, Yb, Al, Cs.
11. OLED display device according to any one of claim 1 to 8, which is characterized in that the first electrode is impermeable
Light.
12. OLED display device according to claim 11, which is characterized in that the second electrode light transmission.
13. OLED display device according to any one of claim 1 to 8, which is characterized in that away from the first electrode most
The second electrode of distal end is light tight.
14. OLED display device according to claim 13, which is characterized in that the first electrode and remaining all institute
State second electrode light transmission.
15. according to claim 3 to 5 any one of them OLED display device, which is characterized in that away from the first electrode
It is S1 with the negative potential for the switching device being most electrically connected close to the second electrode of the first electrode on direction, with
The negative potential of the switching device of the second electrode electrical connection of distalmost end is S3, the negative electricity of remaining switching device
Position is S2, wherein S3 ＞ S2 ＞ S1.
16. according to claim 6 to 8 any one of them OLED display device, which is characterized in that away from the first electrode
It is S1 with the positive potential for the switching device being most electrically connected close to the second electrode of the first electrode on direction, with
The positive potential of the switching device of the second electrode electrical connection of distalmost end is S3, the positive electricity of remaining switching device
Position is S2, wherein S3 ＞ S2 ＞ S1.
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| CN201610975641.8A CN108063153A (en) | 2016-11-07 | 2016-11-07 | A kind of OLED display device |
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| CN201610975641.8A CN108063153A (en) | 2016-11-07 | 2016-11-07 | A kind of OLED display device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107946343A (en) * | 2017-11-15 | 2018-04-20 | 江苏集萃有机光电技术研究所有限公司 | Dot structure and oled panel |
| CN110828504A (en) * | 2019-12-11 | 2020-02-21 | 苏州大学 | Pixel structure, manufacturing method and panel |
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| JP2005294058A (en) * | 2004-03-31 | 2005-10-20 | Dainippon Printing Co Ltd | Organic electroluminescent element having compensation circuit |
| JP2009252458A (en) * | 2008-04-03 | 2009-10-29 | Rohm Co Ltd | Organic electroluminescent element |
| CN105165122A (en) * | 2013-05-01 | 2015-12-16 | 柯尼卡美能达株式会社 | Organic electroluminescent element |
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- 2016-11-07 CN CN201610975641.8A patent/CN108063153A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005294058A (en) * | 2004-03-31 | 2005-10-20 | Dainippon Printing Co Ltd | Organic electroluminescent element having compensation circuit |
| JP2009252458A (en) * | 2008-04-03 | 2009-10-29 | Rohm Co Ltd | Organic electroluminescent element |
| CN105165122A (en) * | 2013-05-01 | 2015-12-16 | 柯尼卡美能达株式会社 | Organic electroluminescent element |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107946343A (en) * | 2017-11-15 | 2018-04-20 | 江苏集萃有机光电技术研究所有限公司 | Dot structure and oled panel |
| CN110828504A (en) * | 2019-12-11 | 2020-02-21 | 苏州大学 | Pixel structure, manufacturing method and panel |
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