CN108878492A - OLED display and preparation method thereof - Google Patents
OLED display and preparation method thereof Download PDFInfo
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- CN108878492A CN108878492A CN201810696447.5A CN201810696447A CN108878492A CN 108878492 A CN108878492 A CN 108878492A CN 201810696447 A CN201810696447 A CN 201810696447A CN 108878492 A CN108878492 A CN 108878492A
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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
- H10K59/60—OLEDs integrated with inorganic light-sensitive elements, e.g. with inorganic solar cells or inorganic photodiodes
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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
- H10K59/10—OLED displays
- H10K59/12—Active-matrix OLED [AMOLED] displays
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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
- H10K59/10—OLED displays
- H10K59/12—Active-matrix OLED [AMOLED] displays
- H10K59/1201—Manufacture or treatment
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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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Abstract
The embodiment of the present invention is related to a kind of OLED display and preparation method thereof.The OLED display includes：Underlay substrate；And OLED device and photovoltaic device on the underlay substrate.The OLED display further includes multiple pixels.Each pixel includes the OLED device and at least one described pixel further includes at least one described photovoltaic device.
Description
Technical field
The embodiment of the present invention is related to field of display technology more particularly to a kind of OLED display and preparation method thereof.
Background technique
Organic Light Emitting Diode (Organic Light Emitting Diode, abbreviation OLED) display device has energy consumption
It is low, brightness is high, the reaction time is fast, wide viewing angle, it is light-weight the advantages that, be widely used in mobile communication terminal, a number recently
In the equipment such as word assistant, palm PC.
Summary of the invention
The embodiment provides a kind of OLED displays and preparation method thereof, can absorb sunlight to generate
Electric energy, to power for OLED display.
In in one aspect of the invention, a kind of OLED display is provided.The OLED display includes：Substrate base
Plate；And OLED device and photovoltaic device on the underlay substrate.
In an embodiment of the present invention, the OLED display further includes multiple pixels.Each pixel includes institute
It states OLED device and at least one described pixel further includes at least one described photovoltaic device.
In an embodiment of the present invention, the OLED device includes：The first anode；Shining on the first anode
Layer；And the first cathode on the luminescent layer.The photovoltaic device includes：Second plate；Positioned at the second plate
On active layer；And the second cathode on the active layer.
In an embodiment of the present invention, the first anode and the second plate same layer are arranged.
In an embodiment of the present invention, first cathode and the second cathode same layer are arranged.
In an embodiment of the present invention, the first anode be spaced each other with the second plate and it is described first yin
Pole and second cathode are integrated.
In an embodiment of the present invention, first cathode and second cathode be spaced each other and it is described first sun
Pole and the second plate are integrated.
In an embodiment of the present invention, the OLED device further includes：Positioned at the first anode and the luminescent layer it
Between the first hole injection/transport layer；And the first electron injection/biography between the luminescent layer and first cathode
Defeated layer.The photovoltaic device further includes：The second hole injection/transmission between the second plate and the active layer
Layer；And the second electron injection/transport layer between the active layer and second cathode.
In an embodiment of the present invention, the first hole injection/transport layer is with the second hole injection/transport layer
One and described first electron injection/transport layer and second electron injection/transport layer are integrated.
In an embodiment of the present invention, the first hole injection/transport layer and the second hole injection/transport layer that
This interval and first electron injection/transport layer are spaced each other with second electron injection/transport layer.
In an embodiment of the present invention, the material of the active layer includes donor material and acceptor material.
In an embodiment of the present invention, the OLED display further includes：Positioned at the underlay substrate and described first
Thin film transistor (TFT) between anode；Light removing layer on first cathode；And the covering smooth removing layer and described
The encapsulated layer of second cathode.
In an embodiment of the present invention, the OLED display further include respectively with the OLED device and the photovoltaic
The energy storage device of device coupling.
In in one aspect of the invention, a kind of method for preparing OLED display is provided.The method includes：It provides
Underlay substrate；And OLED device and photovoltaic device are formed on the underlay substrate.In an embodiment of the present invention, institute is formed
It states OLED device and the photovoltaic device includes：The first conductive layer is formed on the underlay substrate；First is conductive described in composition
Layer is to form the first anode and second plate；Luminescent layer, and the shape on the second plate are formed on the first anode
Viability layer；Continuous second conductive layer is formed on the luminescent layer and the active layer, wherein second conductive layer covers
The part for covering the first anode constitutes the first cathode and second conductive layer covers the part composition of the second plate
Second cathode.The first anode, the luminescent layer and first cathode constitute the OLED device.The second plate,
The active layer and second cathode constitute the photovoltaic device.
In an embodiment of the present invention, described shine is being formed after forming the first anode and the second plate
Further include before layer and the active layer：Continuous hole injection/biography is formed on the first anode and the second plate
Defeated material layer, wherein the hole injection/transmission material layer cover the first anode part constitute the first hole injection/
The part that transport layer and hole injection/transmission material layer cover the second plate constitutes the second hole injection/transmission
Layer.It is also wrapped before forming first cathode and second cathode after forming the luminescent layer and the active layer
It includes：Continuous electron injection/transmission material layer is formed on the luminescent layer and the active layer, wherein the electron injection/
The part that transmission material layer covers the first anode constitutes the first electron injection/transport layer and the electron injection/transmission
The part that material layer covers the second plate constitutes the second electron injection/transport layer.
In an embodiment of the present invention, forming the OLED device includes：First is sequentially formed on the underlay substrate
Anode, the first hole injection/transport layer, luminescent layer, the first electron injection/transport layer and the first cathode.Form the photovoltaic device
Part includes：The neighbouring OLED device sequentially formed on the underlay substrate second plate, the second hole injection/transport layer,
Active layer, the second electron injection/transport layer and the second cathode.
In an embodiment of the present invention, before forming the first anode, it is brilliant that film is formed on the underlay substrate
Body pipe, the thin film transistor (TFT) is between the first anode and the underlay substrate；After forming first cathode,
Light removing layer is formed on first cathode；And encapsulated layer is formed on the smooth removing layer and second cathode.
The further aspect and range of adaptability become obvious from description provided herein.It should be appreciated that the application
Various aspects can combine implementation individually or with other one or more aspects.It is also understood that description herein and
The purpose that specific embodiment is intended to only illustrate is not intended to limit scope of the present application.
Detailed description of the invention
Attached drawing described herein is used for only to the purpose of the explanation of selected embodiment, not all possible reality
Mode is applied, and is not intended to be limited to scope of the present application, wherein：
Fig. 1 is the planar structure schematic diagram of the OLED display of embodiment according to the present invention；
Fig. 2 is the cross-sectional structure schematic diagram of the OLED display of embodiment according to the present invention；
Fig. 3 is the cross-sectional structure schematic diagram of the OLED display of embodiment according to the present invention；
Fig. 4 is the planar structure schematic diagram of the OLED display of embodiment according to the present invention；Fig. 5 is according to the present invention
Embodiment preparation OLED display method flow chart；
Fig. 6 is the partial process view of the method for the preparation OLED display of embodiment according to the present invention；And
Fig. 7 is the partial process view of the method for the preparation OLED display of embodiment according to the present invention.
Through each view of these attached drawings, corresponding Ref. No. indicates corresponding component or feature.
Specific embodiment
Firstly, it is necessary to explanation, unless in addition it is manifestly intended that otherwise in this paper and appended claims in context
Used in word singular include plural number, vice versa.Thus, when referring to odd number, generally include corresponding term
Plural number.Similarly, wording "comprising" and " comprising " shall be interpreted as being included rather than exclusively.Similarly, term " packet
Include " and "or" should be construed as being included, unless otherwise indicated herein (translation with following different, should be noted).?
In place of term " example " used herein, especially when it is located at after one group of term, " example " is only exemplary
And it is illustrative, and be not construed as monopolistic or popularity.
In addition it is also necessary to explanation, when introducing the element and embodiment of the application, the article " one ", "one",
"the" and " described " are intended to indicate that there are one or more elements；Unless otherwise indicated, the meaning of " plurality " is two or two
More than a；Term "comprising", " comprising ", " containing " and " having " being intended to include property and indicate that there may be remove listed elements
Except other element；Term " first ", " second ", " third " etc. are only used for the purpose of description, and should not be understood as indicating
Or imply relative importance and formation sequence.
The flow chart described in the present invention is only an example.Without departing from the spirit of the invention, Ke Yicun
The flow chart or in which description the step of many modifications.For example, the step can carry out in a different order, Huo Zheke
With addition, deletion or amendment step.These modifications are considered as a part of aspect claimed.
Exemplary embodiment is described more fully with now with reference to attached drawing.
Currently, OLED display using increasingly extensive.However, OLED display needs greatly when realizing display function
The electric energy of amount, this potentially limits further expanding for the application of OLED display.
The embodiment provides a kind of OLED display, sunlight can be absorbed to produce electricl energy, to be
OLED display power supply.
In an embodiment of the present invention, a kind of OLED display includes：Underlay substrate；And on underlay substrate
OLED device and photovoltaic device.
In an embodiment of the present invention, OLED display can also include multiple pixels.Each pixel may include
OLED device and at least one pixel further include at least one photovoltaic device.
Fig. 1 is the planar structure schematic diagram of the OLED display of embodiment according to the present invention.In Fig. 1, OLED is aobvious
Showing device 1 includes multiple pixels 2.Each pixel 2 includes OLED device 10.In addition, at least one pixel 2 can further include to
A few photovoltaic device 20.Fig. 1 is only the schematic diagram of the planar structure of OLED display, is not to be regarded as being to the present invention
Restriction.
Fig. 2 is the cross-sectional structure schematic diagram of the OLED display of embodiment according to the present invention, and Fig. 3 is according to this hair
The cross-sectional structure schematic diagram of the OLED display of bright embodiment.It should be noted that the underlay substrate 100 of OLED display 1
It may include multiple pixels.In order to clearly demonstrate the embodiment of the present invention, it is aobvious that Fig. 2 illustrates only OLED in a pixel
The cross-sectional structure schematic diagram of showing device is only an example and cannot be understood to be limitation of the invention.
In addition, Fig. 2 and Fig. 3 give the example that each pixel includes an OLED device and a photovoltaic device, no
Limitation of the invention can be considered to be.It is appreciated that those skilled in the art can be according to actual needs in each pixel
The more than one OLED device of interior setting and more than one photovoltaic device.
As shown in Figures 2 and 3, OLED display 1 includes：Underlay substrate 100；And on underlay substrate 100
OLED device 10 and photovoltaic device 20.The OLED device 10 includes：The first anode 11；Luminescent layer on the first anode 11
13；And the first cathode 15 on luminescent layer 13.The photovoltaic device 20 includes：Second plate 21；Positioned at second plate 21
On active layer 23；And the second cathode 25 on active layer 23.
In an embodiment of the present invention, the first anode 11 and 21 same layer of second plate are arranged.It should be noted that " same layer here
Setting " refers to being formed by same film layer composition.In addition, the first anode 11 can be spaced each other with second plate 21, such as Fig. 2 and
Shown in 3.However, according to an embodiment of the invention, the first anode 11 can be formed as one with second plate 21.
In an embodiment of the present invention, the first cathode 15 and the second cathode 25 can be arranged with same layer.It should be noted that here
" same layer setting " refers to being formed by same film layer composition.As an example, as shown in Figure 1, the first cathode 15 and the second cathode 25
It can be integrated.As another example, as shown in Fig. 2, the first cathode 15 and the second cathode 25 can be spaced each other.
It should be noted that in an embodiment of the present invention, for the interference for avoiding photovoltaic device from normally showing OLED device, the
In the case that one anode and second plate are spaced each other, the first cathode and the second cathode can be spaced each other or be formed as one；
Or in the case where the first cathode and the second cathode are spaced each other, the first anode and second plate can be spaced each other or be formed
It is integrated.
In an embodiment of the present invention, as shown in Figures 2 and 3, OLED device 10 can also include：Positioned at the first anode 11
The first hole injection/transport layer 12 between luminescent layer 13；And first between luminescent layer 13 and the first cathode 15
Electron injection/transport layer 14.
In an embodiment of the present invention, as shown in Fig. 2, photovoltaic device 20 can also include：Positioned at second plate 21 and live
The second hole injection/transport layer 22 between property layer 23；And the second electronics between active layer 23 and the second cathode 25
Injection/transport layer 24.
Although showing OLED device 10 and photovoltaic device 20 in figure 2 and figure 3 all includes hole injection/transport layer and electricity
Sub- injection/transport layer, it will be understood that any one in OLED device 10 and photovoltaic device 20 includes hole injection/transport layer
It is equally applicable to the present invention with electron injection/transport layer.For example, only OLED device 10 or photovoltaic device 20 include hole injection/
Transport layer and electron injection/transport layer.
On the one hand, it should be noted that in an embodiment of the present invention, as shown in Fig. 2, the first hole injection/transport layer 12 and
Two hole injections/transport layer 22 can be integrated and the first electron injection/transport layer 14 and the second electron injection/transmission
Layer 24 can be integrated.
On the other hand, it should be noted that in an embodiment of the present invention, as shown in figure 3, the first hole injection/transport layer 12 with
Second hole injection/transport layer 22 can be spaced each other and the first electron injection/transport layer 14 and the second electron injection/biography
Defeated layer 24 can be spaced each other.
In an embodiment of the present invention, luminescent layer 13 may include red illuminating material R, green luminescent material G and blue
Luminescent material B.
In an embodiment of the present invention, the material of active layer 23 may include donor material and acceptor material.
In an exemplary embodiment of the present invention, donor material may include PTB7 (poly [[4,8-bis [(2-
ethylhexyl)oxy]benzo[1,2-b:4,5-b′]dithiophene-2,6-diyl][3-fluoro-2-[(2-
Ethylhexy) carbonyl] thieno [3,4-b] thiophenediyl]], Chinese is poly- [[4,8- bis- [(2- ethyls
Hexyl) oxygroup] benzo [1,2-b:4,5-b '] Dithiophene -2,6- diyl] [the fluoro- 2- of 3- [(2- ethylhexyl) carbonyl] thieno
[3,4-b] thiophene diyl]]), P3HT (poly (3-hexylthiophene), Chinese be poly- (3- hexyl thiophene)),
PCDTBT([2,6-(4,4-bis-(2-ethylhexyl)-4H-cyclopenta[2,1-b；3,4-b′]dithiophene)-
Alt-4,7- (2,1,3-benzothiadiazole)], Chinese is [2,6- (4,4- bis--(2- ethylhexyl) -4H- rings penta
Diene simultaneously [2,1-b；3,4-b '] double thiophene)-alternately -4,7- (2,1,3- diazosulfide)]) or PCE10 (poly [[2,6 ' -
4,8-di(5-ethylhexylthienyl)benzo[1,2-b；3,3-b]dithiophene][3-fluoro-2[(2-
Ethylhexyl) carbonyl] thieno [3,4-b] thiophenediyl]], Chinese is poly- [[bis- (5- of 2,6 ' -4,8-
Ethylhexyl thienyl) benzo [1,2-b；3,3-b] Dithiophene] [3- fluoro- 2 [(2- ethylhexyl) carbonyl] thieno [3,4-b]
Thiophene diyl]]), acceptor material may include class of fullerenic material and non-class of fullerenic material.As an example, fullerene material
Material may include that ([6,6]-phenyl-C61-butyric acid methyl ester, Chinese are [6,6]-benzene to PCBM
Base-C61- methyl butyrate), non-class of fullerenic material may include ITIC (3,9-bis (2-methylene- (3- (1,1-
dicyanomethylene)-indanone))-5,5,11,11-tetrakis(4-hexylphenyl)-dithieno[2,3-
d:2',3'-d']-s-indaceno[1,2-b:5,6-b '] dithiophene, Chinese 3, (the 2- methylene-(3- of 9- bis-
(1,1- dicyano methylene) -2,3- dihydro-indone)) -5,5,11,11- four (4- hexyl phenyl)-dithieno [2,3-d:
2 ', 3 '-d '] indacene-s- simultaneously [1,2-b:5,6-b '] Dithiophene).
In an exemplary embodiment of the present invention, the first and second hole injections/transport layer material may include
PEDOT:(Poly (3,4-ethylenedioxythiophene)-poly (styrenesulfonate), Chinese are PSS
Poly- (3,4- ethene-dioxythiophene)-poly- (styrene sulfonic acid)), NPB (N, N'-Bis (naphthalen-1-yl)-N, N'-
Bis (phenyl)-benzidine, Chinese N, N'- bis- (naphthalene -1- base)-N, N'- bis- (phenyl)-benzidine) or TAPC
(1,1-Bis [4- [N, N '-di (p-tolyl) amino] phenyl] cyclohexane, Chinese 1,1- bis- [4- [N,
N '-two (p-methylphenyl) amino] phenyl] hexamethylene), the first and second electron injections/transport layer material may include PFN
(poly[(9,9-bis(30-(N,N-dimethylamino)propyl)-2,7-fluorene)-alt-2,7-(9,9-
Ioctylfluorene)], Chinese is poly- [(9,9- bis- (30- (N, N- dimethylamino) propyl) -2,7- fluorenes)-alternating -
2,7- (9,9- dioctyl fluorenes)]), TPBi (1,3,5-Tris (1-phenyl-1H-benzimidazol-2-yl) benzene, in
Literary fame is known as 1,3,5- tri- (1- phenyl -1H- benzimidazolyl-2 radicals-yl) benzene) or Alq3(Tris(8-hydroxy-
Quinolinato) Aluminium, Chinese are three (8-hydroxyquinoline) aluminium).
Further, in an embodiment of the present invention, as shown in Figures 2 and 3, OLED display 1 can also include：Position
Thin film transistor (TFT) 200 between underlay substrate 100 and the first anode 11；Light removing layer 300 on the first cathode 15；With
And the encapsulated layer 400 of covering light removing layer 300 and the second cathode 25.
Fig. 4 is the planar structure schematic diagram of the OLED display of embodiment according to the present invention.As shown in figure 4, OLED
Display device 1 can also include the energy storage device 30 coupled respectively with OLED device 10 and photovoltaic device 20.Photovoltaic device 20 is inhaled
Sunlight is received to produce electricl energy, which is stored in energy storage device 30, and thus the energy storage device 30 can be in no illumination
In the case where continue as OLED display provide electric energy.As an example, energy storage device 30 for example can be battery.
It should be noted that the active layer in photovoltaic device absorbs sunlight and generates exciton under conditions of illumination；Exciton
Then the interface of the donor material in active layer and acceptor material separates, and becomes the electronics and sky of being capable of free diffusing
Cave；Electrons and holes pass through the second electron transfer layer and the second hole transmission layer respectively and are collected by the second cathode and second plate；
Then it is charged by given path to battery；Then the battery discharges generates electrons and holes；Electrons and holes from
The first cathode and the first anode in OLED device are injected separately into, are reached by the first electron transfer layer and the first hole transmission layer
It luminescent layer and is carried out in luminescent layer compound luminous to realize, is achieved in OLED and shows.
In an exemplary embodiment of the present invention, underlay substrate 100 may include flexible substrate substrate.
In an exemplary embodiment of the present invention, photovoltaic device 20 for example can be organic solar batteries.
In an exemplary embodiment of the present invention, OLED display can be applied to vehicle-mounted vehicle window (such as windshield
Or skylight) or outside of the building show.
In an embodiment of the present invention, a kind of method for preparing OLED display is additionally provided.Fig. 5 is according to the present invention
Embodiment preparation OLED display method flow chart.As shown in figure 5, this method includes：In step S501, mention
For underlay substrate；And in step S502, OLED device and photovoltaic device are formed on underlay substrate.It should be noted that by should
The cross-sectional structure for the OLED display that method is formed is for example as shown in Figures 2 and 3.
Fig. 6 is the partial process view of the method for the preparation OLED display of embodiment according to the present invention.With reference to Fig. 2 and
Fig. 6, the method for forming OLED device 10 and photovoltaic device 20 include：In step s 601, first is formed on underlay substrate 100
Conductive layer；In step S603, the first conductive layer of composition is to form the first anode 11 and second plate 21；In step s 605,
Luminescent layer 13 is formed on the first anode 11, and active layer 23 is formed on second plate 21；In step S607, shining
Continuous second conductive layer is formed on layer 13 and active layer 23, wherein the part structure of second conductive layer covering first anode 11
The second cathode 25 is constituted at the part of the first cathode 15 and second conductive layer covering second plate 21.In reality of the invention
It applies in example, the first anode 11, luminescent layer 13 and the first cathode 15 constitute OLED device 10.Second plate 21, active layer 23 and
Two cathodes 25 constitute photovoltaic device 20.
Optionally, after step S603 before step S605, in step s 604, in the first anode 11 and the second sun
Continuous hole injection/transmission material layer is formed on pole 21, wherein the hole injection/transmission material layer covers the first anode 11
Part constitute the first hole injection/transport layer 12 and the hole injection/transmission material layer covering second plate 21 part
Constitute the second hole injection/transport layer 22；And after step S605 before step S607, in step S606, sending out
Continuous electron injection/transmission material layer is formed on photosphere 13 and active layer 23, wherein the electron injection/transmission material layer covers
The part of the lid first anode 11 constitutes the first electron injection/transport layer 14 and the electron injection/transmission material layer covering second
The part of anode 21 constitutes the second electron injection/transport layer 24.
In an exemplary embodiment of the present invention, the first conductive layer, hole injection/transmission material layer, luminescent layer, work are formed
The method of property layer, electron injection/transmission material layer and the second conductive layer may include ink-jet printing or vapour deposition method.
Fig. 7 is the partial process view of the method for the preparation OLED display of embodiment according to the present invention.With reference to Fig. 3 and
Fig. 7, in step s 701, forming OLED device 10 includes：It is empty that the first anode 11, first is sequentially formed on underlay substrate 100
Cave injection/transport layer 12, luminescent layer 13, the first electron injection/transport layer 14 and the first cathode 15.In step S702, formed
Photovoltaic device 20 includes：Neighbouring OLED device 10 sequentially formed on underlay substrate 100 second plate 21, the injection of the second hole/
Transport layer 22, active layer 23, the second electron injection/transport layer 24 and the second cathode 25.It should be noted that in reality of the invention
It applies in example, does not limit the sequencing of step S701 and S702, it is, OLED device 10 can be initially formed, form photovoltaic afterwards
Device 20 can also be initially formed photovoltaic device 20, rear to form OLED device 10.
In an exemplary embodiment of the present invention, the first anode, the first hole transmission layer, luminescent layer, the first electronics are formed
The method of transport layer, the first cathode, second plate, the second hole transmission layer, active layer, the second electron transfer layer and the second cathode
It may include ink-jet printing or vapour deposition method.
It should be noted that the first and second anodes, the first and second hole injections/transport layer, luminescent layer, active layer,
The material of first and second electron injections/transport layer and the first and second cathodes is as described above, details are not described herein.
Further, referring to figs. 2 and 3, in an embodiment of the present invention, the above method can also include：Forming the
Before one anode 11, on underlay substrate 100 formed thin film transistor (TFT) 200, the thin film transistor (TFT) 200 be located at the first anode 11 and
Between underlay substrate 100；After forming the first cathode 15, light removing layer 300 is formed on the first cathode 15；And it is taken in light
Encapsulated layer 400 is formed on layer 300 and the second cathode 25 out.
The foregoing description of embodiment is provided above for the purpose of illustration and description.It is not intended to exhaustion or
Limit the application.The each element or feature of specific embodiment is typically not limited to specific embodiment, still, in suitable situation
Under, these element and feature are interchangeable and can be used in selected embodiment, even if being not shown or described in detail.
It can also equally be varied in many ways.This change is not to be regarded as a departure from the application, and all such modifications are all
Comprising within the scope of application.
Claims (18)
1. a kind of OLED display, including：
Underlay substrate；And OLED device and photovoltaic device on the underlay substrate.
2. OLED display according to claim 1 further includes multiple pixels,
Wherein, each pixel includes the OLED device, and
Wherein, at least one described pixel further includes at least one described photovoltaic device.
3. OLED display according to claim 1, wherein the OLED device includes：
The first anode；
Luminescent layer on the first anode；And the first cathode on the luminescent layer,
The photovoltaic device includes：
Second plate；
Active layer on the second plate；And the second cathode on the active layer.
4. OLED display according to claim 3, wherein the first anode is set with the second plate same layer
It sets.
5. OLED display according to claim 3, wherein first cathode is set with the second cathode same layer
It sets.
6. OLED display according to claim 3, wherein the first anode and the second plate are to each other
Every and first cathode and second cathode be integrated.
7. OLED display according to claim 3, wherein first cathode and second cathode are to each other
Every and the first anode and the second plate be integrated.
8. OLED display according to claim 3, wherein the OLED device further includes：
The first hole injection/transport layer between the first anode and the luminescent layer；And it is located at the luminescent layer
With the first electron injection/transport layer between first cathode,
The photovoltaic device further includes：
The second hole injection/transport layer between the second plate and the active layer；And it is located at the active layer
With the second electron injection/transport layer between second cathode.
9. OLED display according to claim 8, wherein the first hole injection/transport layer and described second
Hole injection/transport layer is integrated, and
First electron injection/transport layer and second electron injection/transport layer are integrated.
10. OLED display according to claim 8, wherein the first hole injection/transport layer and described second
Hole injection/transport layer is spaced each other, and
First electron injection/transport layer is spaced each other with second electron injection/transport layer.
11. OLED display according to claim 3, wherein the material of the active layer include donor material and by
Body material.
12. OLED display according to claim 3, further includes：
Thin film transistor (TFT) between the underlay substrate and the first anode；
Light removing layer on first cathode；And the encapsulated layer of the covering smooth removing layer and second cathode.
13. OLED display according to claim 1, further include respectively with the OLED device and the photovoltaic device
The energy storage device of coupling.
14. a kind of method for preparing OLED display, including：
Underlay substrate is provided；And OLED device and photovoltaic device are formed on the underlay substrate.
15. according to the method for claim 14, wherein form the OLED device and the photovoltaic device includes：
The first conductive layer is formed on the underlay substrate；
The first conductive layer is described in composition to form the first anode and second plate；
Luminescent layer is formed on the first anode, and forms active layer on the second plate；
Continuous second conductive layer is formed on the luminescent layer and the active layer, wherein second conductive layer covers institute
The part for stating the first anode constitutes the first cathode and second conductive layer covers the part composition second of the second plate
Cathode,
Wherein, the first anode, the luminescent layer and first cathode composition OLED device, the second plate,
The active layer and second cathode constitute the photovoltaic device.
16. according to the method for claim 15, wherein in shape after forming the first anode and the second plate
Further include before at the luminescent layer and the active layer：It is formed on the first anode and the second plate continuous empty
Cave injection/transmission material layer, wherein the part that the hole injection/transmission material layer covers the first anode constitutes first
The part that hole injection/transport layer and hole injection/transmission material layer cover the second plate constitutes the second hole
Injection/transport layer, and first cathode and described second are being formed after forming the luminescent layer and the active layer
Further include before cathode：Continuous electron injection/transmission material layer is formed on the luminescent layer and the active layer, wherein
The part that the electron injection/transmission material layer covers the first anode constitutes the first electron injection/transport layer and described
The part that electron injection/transmission material layer covers the second plate constitutes the second electron injection/transport layer.
17. according to the method for claim 14, wherein forming the OLED device includes：
Sequentially formed on the underlay substrate first anode, the first hole injection/transport layer, luminescent layer, the first electron injection/
Transport layer and the first cathode,
Forming the photovoltaic device includes：
Sequentially formed on the underlay substrate second plate, the second hole injection/transport layer, active layer, the second electron injection/
Transport layer and the second cathode.
18. method described in 5 or 17 according to claim 1, wherein before forming the first anode, in the base
Thin film transistor (TFT) is formed on plate, the thin film transistor (TFT) is between the first anode and the underlay substrate；
After forming first cathode, light removing layer is formed on first cathode；And in the smooth removing layer and
Encapsulated layer is formed on second cathode.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109713025A (en) * | 2019-02-12 | 2019-05-03 | 北京京东方技术开发有限公司 | Display panel and preparation method thereof, display device |
| CN109887977A (en) * | 2019-03-08 | 2019-06-14 | 京东方科技集团股份有限公司 | A kind of display base plate and preparation method thereof, display device |
| CN111725253A (en) * | 2020-06-30 | 2020-09-29 | 北京夏禾科技有限公司 | Electronic integrated device and manufacturing method thereof |
| CN117295366A (en) * | 2023-11-27 | 2023-12-26 | 荣耀终端有限公司 | Array substrate, display panel, electronic equipment and manufacturing method of array substrate |
| CN117295366B (en) * | 2023-11-27 | 2024-05-03 | 荣耀终端有限公司 | Array substrate, display panel, electronic equipment and manufacturing method of array substrate |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1607684A (en) * | 2003-10-13 | 2005-04-20 | 铼宝科技股份有限公司 | Organic light emitting element with solar cells and method for making same |
| US20060264143A1 (en) * | 2003-12-08 | 2006-11-23 | Ritdisplay Corporation | Fabricating method of an organic electroluminescent device having solar cells |
| CN201178100Y (en) * | 2007-10-16 | 2009-01-07 | 西安海晶光电科技有限公司 | Organic electro-luminescence display screen having organic solar cell |
| CN101739909A (en) * | 2010-01-22 | 2010-06-16 | 陕西科技大学 | Organic photoelectric conversion, illumination and display system |
| CN102542926A (en) * | 2011-12-23 | 2012-07-04 | 彩虹集团公司 | Organic photovoltaic and electroluminescent combined display device and production method thereof |
| CN103700689A (en) * | 2013-12-23 | 2014-04-02 | 京东方科技集团股份有限公司 | Flexible luminous display device as well as manufacturing method and application carrier thereof |
| TW201432898A (en) * | 2013-02-08 | 2014-08-16 | Wintek Corp | Organic light-emitting display with solar cell |
| CN106601783A (en) * | 2017-02-27 | 2017-04-26 | 武汉华星光电技术有限公司 | OLED display panel and preparation method thereof, and display apparatus |
-
2018
- 2018-06-29 CN CN201810696447.5A patent/CN108878492A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1607684A (en) * | 2003-10-13 | 2005-04-20 | 铼宝科技股份有限公司 | Organic light emitting element with solar cells and method for making same |
| US20060264143A1 (en) * | 2003-12-08 | 2006-11-23 | Ritdisplay Corporation | Fabricating method of an organic electroluminescent device having solar cells |
| CN201178100Y (en) * | 2007-10-16 | 2009-01-07 | 西安海晶光电科技有限公司 | Organic electro-luminescence display screen having organic solar cell |
| CN101739909A (en) * | 2010-01-22 | 2010-06-16 | 陕西科技大学 | Organic photoelectric conversion, illumination and display system |
| CN102542926A (en) * | 2011-12-23 | 2012-07-04 | 彩虹集团公司 | Organic photovoltaic and electroluminescent combined display device and production method thereof |
| TW201432898A (en) * | 2013-02-08 | 2014-08-16 | Wintek Corp | Organic light-emitting display with solar cell |
| CN103700689A (en) * | 2013-12-23 | 2014-04-02 | 京东方科技集团股份有限公司 | Flexible luminous display device as well as manufacturing method and application carrier thereof |
| CN106601783A (en) * | 2017-02-27 | 2017-04-26 | 武汉华星光电技术有限公司 | OLED display panel and preparation method thereof, and display apparatus |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109713025A (en) * | 2019-02-12 | 2019-05-03 | 北京京东方技术开发有限公司 | Display panel and preparation method thereof, display device |
| US11081535B2 (en) | 2019-02-12 | 2021-08-03 | Beijing Boe Technology Development Co., Ltd. | Display panel, method for manufacturing the same, and display device |
| CN109887977A (en) * | 2019-03-08 | 2019-06-14 | 京东方科技集团股份有限公司 | A kind of display base plate and preparation method thereof, display device |
| CN111725253A (en) * | 2020-06-30 | 2020-09-29 | 北京夏禾科技有限公司 | Electronic integrated device and manufacturing method thereof |
| CN111725253B (en) * | 2020-06-30 | 2022-12-20 | 北京夏禾科技有限公司 | Electronic integrated device and manufacturing method thereof |
| CN117295366A (en) * | 2023-11-27 | 2023-12-26 | 荣耀终端有限公司 | Array substrate, display panel, electronic equipment and manufacturing method of array substrate |
| CN117295366B (en) * | 2023-11-27 | 2024-05-03 | 荣耀终端有限公司 | Array substrate, display panel, electronic equipment and manufacturing method of array substrate |
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