CN106972046B - Organic electroluminescent display panel and display device - Google Patents
Organic electroluminescent display panel and display device Download PDFInfo
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- CN106972046B CN106972046B CN201710335130.4A CN201710335130A CN106972046B CN 106972046 B CN106972046 B CN 106972046B CN 201710335130 A CN201710335130 A CN 201710335130A CN 106972046 B CN106972046 B CN 106972046B
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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
- H10K59/122—Pixel-defining structures or layers, e.g. banks
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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
- H10K59/123—Connection of the pixel electrodes to the thin film transistors [TFT]
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Abstract
The application discloses organic electroluminescent display panel and display device, is related to field of display technology, wherein display panel includes: array substrate and the identical subpixel area of several shapes being formed in array substrate；Each subpixel area includes that figure is identical and identical 6 sub-pixel elements of color, and sequentially line constitutes relatively long side to the centre of figure of 6 sub-pixel elements；Any three subpixel areas are adjacent two-by-two, and arbitrarily the color of adjacent three subpixel areas is all different two-by-two；A sub-pixel elements in subpixel area are only adjacent with a sub-pixel elements in another subpixel area；Two-by-two in three adjacent subpixel areas, each subpixel area has the sub-pixel elements pair adjacent with other two subpixel area, and the sub-pixel elements of three subpixel areas are at least one pixel unit of composition.In this way, increasing substantially the resolution ratio of the application display panel and display device, maximum can be improved to original 6 times.
Description
Technical field
This application involves field of display technology, specifically, being related to a kind of organic electroluminescent display panel and display dress
It sets.
Background technique
In recent years, organic electroluminescence device (OLED, Organic Light-Emitting Diode) has become sea
Inside and outside very advanced display industry is called follow-on " star " display technology, this, which is primarily due to OLED, has certainly
It shines, wide viewing angle, the reaction time is fast, luminous efficiency is high, plate thickness is thin, can make large scale and bendable panel, processing procedure
Simply, the features such as inexpensive.
Traditional organic electroluminescent device has multilayered structure, and mainly merging one has between the anode layer and the cathode layer
Electroluminescent material layer, to generate electroluminescent.Organic electroluminescent device can be divided into two kinds according to the use of material, one kind
It is the small molecule light emitting diode based on dyestuff or pigment, referred to as OLED or OEL (Organic
Electroluminescence), another kind is the light emitting diode based on macromolecule, referred to as PLED (Polymer Light-
Emitting Diode) or LEP (Light-Emitting Polymer).And the color of light is issued according to organic illuminating element,
It is main that the material of electroluminescent organic material layer is divided into three kinds of red (Red, R), green (Green, G) and blue (Blue, B) etc.
Electroluminescent organic material.In order to realize that total colouring, each pixel unit of organic electroluminescent display panel include RGB tri-
A sub-pixel unit issues a kind of corresponding sub-pixel unit of organic electroluminescent device of color.
The membrane deposition method of organic elctroluminescent device mainly has vacuum evaporation and two kinds of solution process.It is wherein true
Sky vapor deposition is suitable for small organic molecule, and form a film uniformly good, technology relative maturity, but equipment investment is big, stock utilization is low,
Large size product Mask aligning accuracy is low；Solution process includes spin coating, nozzle coating method etc., is suitable for polymer material and solvable
Property small molecule it is prominent to produce upper advantage in extensive, large scale its main feature is that equipment cost is low.
For vapor deposition processing procedure, although the organic elctroluminescent device of small-medium size volume production, its point
Resolution cannot still be compared with LCD, and large scale organic elctroluminescent device, due in the preparation process of sub-pixel unit
Mask aligning accuracy is low, and volume production is difficult；For being easy processing procedure, although large-sized display of organic electroluminescence model machine constantly goes out
It is existing, but not yet volume production, and its resolution ratio, due to being limited by film-forming apparatus precision, resolution ratio is not high.
Therefore how to prepare high-resolution OLED device is to annoying the problem of OLED industry people.Although currently,
There are many different pixel designs, the pixel arrangements such as square, side by side, pentile, stripe as known to us
Mode.But the design of these pixels is limited only to the arrangement mode variation of pixel itself, and there is no big to mention for true resolution
It is high.Meanwhile relative to the patterned thin film transistor (TFT) correlation film technique of fine, organic elctroluminescent device is prepared
Vapor deposition processing procedure and solution process are limited by Processes and apparatus and are not easy to realize high-precision pattern.
Therefore, because the limitation of technology, is often difficult to make the monochromatic selfluminous element of super-small, this is allowed for
Monitor resolution is difficult significantly to be promoted, but high-resolution is requirement specification of the existing market for display again, therefore, such as
The resolution ratio that self-emitting display can be substantially improved in what becomes technical problem urgently to be resolved at this stage.
Summary of the invention
In view of this, the technical problem to be solved by the application is to provide a kind of organic electroluminescent display panel and displays
Device can increase substantially the resolution ratio of organic electroluminescence display device and method of manufacturing same, reduce the film forming and figure of luminous organic material
Change difficulty.
In order to solve the above-mentioned technical problem, the application has following technical solution:
In a first aspect, the application provides a kind of organic electroluminescent display panel characterized by comprising array substrate
And it is formed in the identical subpixel area of several shapes in the array substrate；
Each subpixel area includes that figure is identical and identical 6 sub-pixel elements of color, 6 sub-pixels
Sequentially line constitutes relatively long side to the centre of figure of element；
Any three subpixel areas are adjacent two-by-two, arbitrarily the color of adjacent three subpixel areas two-by-two
It is all different；
Sub-pixel elements in the subpixel area only with a sub-pixel in another subpixel area
Element is adjacent；
Two-by-two in three adjacent subpixel areas, each subpixel area has and son described in other two
The adjacent sub-pixel elements pair of pixel region, the sub-pixel elements of three subpixel areas are at least one pixel list of composition
Member.
Optionally, in which:
The shape of each subpixel area is identical.
Optionally, in which:
The relatively long side is regular hexagon.
Optionally, in which:
The figure of each sub-pixel elements is identical.
Optionally, in which:
The figure of each sub-pixel elements is triangle.
Optionally, in which:
The sub-pixel elements of three subpixel areas to constituting two pixel units, three subpixel areas
Three different sub-pixel elements of sub-pixel elements centering random color constitute a pixel unit.
Optionally, in which:
The sub-pixel elements for three different colours being spaced apart from each other in the sub-pixel elements pair of three subpixel areas
Constitute a pixel unit.
Optionally, in which:
The subpixel area includes red color subpixel area, green color subpixel area and blue color sub-pixels area
Domain.
Optionally, in which:
Each subpixel area further includes 6 pixel electrodes, 6 pixel electrodes in the same subpixel area
It is electrically connected with 6 sub-pixel elements one-to-one correspondence in the subpixel area.
Optionally, in which:
Each pixel electrode is insulated from each other.
Optionally, in which:
Insulation strip is provided between 6 pixel electrodes in the same subpixel area.
Optionally, in which:
The organic electroluminescent display panel further includes multiple thin film transistor (TFT)s, the thin film transistor (TFT) and the pixel
Electrode corresponds electrical connection, for driving the sub-pixel elements being electrically connected with the pixel electrode to shine.
Optionally, in which:
The array substrate includes a plurality of grid line extended along first direction arrangement second direction, a plurality of along first direction
Extend the data signal line of second direction arrangement, each sub-pixel elements are set to adjacent two grid lines and adjacent
Region defined by two data signal lines.
Optionally, in which:
The organic electroluminescent display panel further includes source electrode drive circuit and gate driving circuit；
The gate driving circuit is electrically connected with the grid line, and Xiang Suoshu grid line inputs gate drive signal；It is described
Source electrode drive circuit is electrically connected with the data signal line, and Xiang Suoshu data signal line inputs source electrode driving signal.
Optionally, in which:
The organic electroluminescent display panel further includes multiple barrier wall structures, and each subpixel area is by one
The barrier wall structure surround and is formed.
Second aspect, the application provide a kind of organic electroluminescence display device and method of manufacturing same, which is characterized in that including in the application
Organic electroluminescent display panel.
Compared with prior art, organic electroluminescent display panel and display device described herein, have reached as follows
Effect:
Each sub-pixel in organic electroluminescent display panel and display device provided herein, in array substrate
Region includes that figure is identical and identical 6 sub-pixel elements of color, and a sub-pixel elements in each subpixel area are only
It is only adjacent with a sub-pixel elements in another subpixel area, two-by-two in three adjacent subpixel areas, often
A subpixel area has the sub-pixel elements pair adjacent with subpixel area described in other two, three sub-pixels
The sub-pixel elements in region are at least one pixel unit of composition.It only include a son with each subpixel area in the prior art
The mode of pixel element is compared, and each subpixel area of the application includes that figure is identical and identical 6 sub-pixel elements of color,
Area shared by each sub-pixel elements is the 1/6 of traditional approach sub-pixel element area, and such mode makes the application institute
The organic electroluminescent display panel of offer and the resolution ratio of display device increase substantially, and maximum can be improved to original
6 times, in addition, organic electroluminescent display panel and display device provided herein also helps reduction luminous organic material
Film forming and graphical difficulty.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present application, constitutes part of this application, this Shen
Illustrative embodiments and their description please are not constituted an undue limitation on the present application for explaining the application.In the accompanying drawings:
Fig. 1 show a kind of structural schematic diagram of organic electroluminescent display panel provided herein；
Fig. 2 show a kind of structural schematic diagram of a subpixel area provided herein；
Fig. 3 show a kind of structural schematic diagram of adjacent two-by-two three subpixel area provided herein；
Fig. 4 show the structural schematic diagram of 7 subpixel areas provided herein；
Fig. 5 show another structural schematic diagram of adjacent two-by-two three subpixel area provided herein；
Fig. 6 show the yet another construction schematic diagram of adjacent two-by-two three subpixel area provided herein；
Fig. 7 show a kind of sectional view of the application organic electroluminescent display panel；
Fig. 8 show a kind of structure that organic electroluminescent display panel provided herein includes organic light-emitting units
Schematic diagram；
Fig. 9 show a kind of top view of array substrate in organic electroluminescent display panel provided herein；
Figure 10 show a kind of circuit diagram in region defined by adjacent two grid lines and adjacent two datas signal wire；
Figure 11 show another structural schematic diagram of a subpixel area provided herein；
Figure 12 show a kind of structural schematic diagram of organic electroluminescence display device and method of manufacturing same provided herein.
Specific embodiment
As used some vocabulary to censure specific components in the specification and claims.Those skilled in the art answer
It is understood that hardware manufacturer may call the same component with different nouns.This specification and claims are not with name
The difference of title is as the mode for distinguishing component, but with the difference of component functionally as the criterion of differentiation.Such as logical
The "comprising" of piece specification and claim mentioned in is an open language, therefore should be construed to " include but do not limit
In "." substantially " refer within an acceptable error range, those skilled in the art can within a certain error range solve described in
Technical problem basically reaches the technical effect.In addition, " coupling " word includes any direct and indirect electric property coupling herein
Means.Therefore, if it is described herein that a first device is coupled to a second device, then representing the first device can directly electrical coupling
It is connected to the second device, or the second device indirectly electrically coupled through other devices or coupling means.Specification
Subsequent descriptions be implement the application better embodiment, so it is described description be for the purpose of the rule for illustrating the application,
It is not intended to limit the scope of the present application.The protection scope of the application is as defined by the appended claims.
A kind of structural schematic diagram shown in Figure 1 for organic electroluminescent display panel provided herein, Fig. 2 institute
Be shown as a kind of structural schematic diagram of a subpixel area provided herein, Fig. 3 show it is provided herein two-by-two
A kind of structural schematic diagram of three adjacent subpixel areas.Organic electroluminescent display panel in embodiment illustrated in fig. 1
100, comprising: array substrate 10 and several subpixel areas 20 being formed in array substrate 10；
Referring to fig. 2, each subpixel area 20 includes 30,6 sub-pixel elements 30 of identical 6 sub-pixel elements of color
Centre of figure sequentially line constitute relatively long side；
In embodiment illustrated in fig. 1, any three subpixel areas are adjacent two-by-two, arbitrarily adjacent three sub-pixel areas two-by-two
The color in domain is all different, referring to Fig. 3；
Sub-pixel elements in subpixel area only with a sub-pixel elements in another subpixel area
It is adjacent；
Two-by-two in three adjacent subpixel areas, each subpixel area has adjacent with other two subpixel area
Sub-pixel elements pair, the sub-pixel elements of three subpixel areas are to constituting at least one pixel unit.
Specifically, it in organic electroluminescent display panel provided herein, is provided in array substrate 10 several
A shape subpixel area 20 as shown in Figure 2 includes the identical sub-pixel elements 30 of 6 colors in each subpixel area,
Sequentially line constitutes a relatively long side to the centre of figure of 6 sub-pixel elements 30 in the same subpixel area, described herein
Centre of figure, be exactly that the center of polygon can use the minimum of the figure for its complementary graph for regular polygon
The center of circle of circumscribed circle defines.
Any three subpixel areas in array substrate 10 are adjacent two-by-two, referring to Fig. 3, arbitrarily two-by-two adjacent three
The color of a subpixel area is all different, that is to say, that the color of subpixel area 21,22 and 23 is different.Shown in Fig. 4
It for the structural schematic diagram of 7 subpixel areas provided herein, can be seen that from embodiment illustrated in fig. 4, subpixel area 21
In each sub-pixel elements it is only adjacent with a sub-pixel elements in subpixel area adjacent thereto, for example, sub-pixel
Sub-pixel elements 31 in region 21 are only adjacent with the sub-pixel elements 31 ' in subpixel area 22, sub-pixel elements 32 only with
Sub-pixel elements 32 ' in subpixel area 23 are adjacent, sub-pixel elements 33 only with the sub-pixel elements in subpixel area 24
33 ' is adjacent, and sub-pixel elements 34 are only adjacent with the sub-pixel elements 34 ' in subpixel area 25, sub-pixel elements 35 only with son
Sub-pixel elements 35 ' in pixel region 26 are adjacent, sub-pixel elements 36 only with the sub-pixel elements 36 ' in subpixel area 27
It is adjacent.In addition, in embodiment illustrated in fig. 3, two-by-two in three adjacent subpixel areas, each subpixel area have in addition
The adjacent sub-pixel elements pair in two sub-pixels region, for example, for three subpixel areas 21,22 and 23 adjacent two-by-two,
Sub-pixel elements 31 and sub-pixel elements 32 in subpixel area 21 respectively with 23 phase of subpixel area 22 and subpixel area
Neighbour, then sub-pixel elements 31 and sub-pixel elements 32 form a sub-pixel elements pair of subpixel area 21, similarly, sub-pixel
Element 41 and sub-pixel elements 42 constitute a sub-pixel elements pair of subpixel area 22, sub-pixel elements 51 and sub-pixel member
Part 52 constitutes a sub-pixel elements pair of subpixel area 23, these three sub-pixel elements are at least one pixel unit of composition
60.So-called pixel unit is the minimum unit for being able to carry out color and showing, at least needs the sub-pixel ability of three different colours
Constitute a pixel unit.Three sub-pixel elements in the application also may be constructed two to may be constructed a pixel unit
A pixel unit.In embodiment illustrated in fig. 3, each sub-pixel elements in subpixel area 21 only with sub-pixel adjacent thereto
A sub-pixel elements in region are adjacent, and so adjacent two sub-pixels element (such as sub-pixel elements 31 and 41) can be with
Another non-conterminous sub-pixel elements (such as sub-pixel elements 51) constitutes a pixel unit 61, referring to Fig. 5, Fig. 5 institute
It is shown as another structural schematic diagram of adjacent two-by-two three subpixel area provided herein, the center of pixel unit 61
Point P1 is located in region locating for sub-pixel elements 41；Similarly, remaining sub-pixel elements (such as sub-pixel elements 32,52 and
42) one other pixel unit is constituted, the central point P2 of the pixel unit is located in region locating for sub-pixel elements 52, such structure
At the central point P1 and P2 of two pixel units be not overlapped, two pixel units can play display effect respectively.The application is every
A subpixel area includes that figure is identical and identical 6 sub-pixel elements of color, and area shared by each sub-pixel elements is
The 1/6 of traditional approach sub-pixel element area, such mode makes organic electroluminescent display panel provided herein
Resolution ratio increase substantially, when three sub-pixel elements adjacent two-by-two in three adjacent two-by-two subpixel areas are to composition
When the sub-pixel unit that two central points are not overlapped, 6 sub-pixel elements in each subpixel area play the role of display,
And the area for each playing the role of the sub-pixel elements of display is the 1/6 of traditional approach sub-pixel element area, at this point, this
The resolution ratio of organic electroluminescent display panel provided by applying can be improved to 6 times of traditional approach.Work as display panel
Resolution ratio when being improved, also help the film forming and graphical difficulty for reducing luminous organic material.
Optionally, the shape of each subpixel area is identical in the application.For example, each sub-pixel in embodiment illustrated in fig. 1
The shape in region 20 is presented as hexagon, and such mode technically to be easier to realize.
Optionally, the relatively long side in the application is regular hexagon.Specifically, embodiment shown in Figure 2, every height picture
Sequentially line constitutes regular hexagon to the centre of figure of 6 sub-pixel elements 30 in plain region.Using this rule of regular hexagon
Shape design, the manufacture craft of the application organic electroluminescent display panel can be simplified, be conducive to improve the application it is organic
The production efficiency of electroluminescence display panel.
Optionally, the figure of each sub-pixel elements is identical in the application.Optionally, every in the application with continued reference to Fig. 2
The figure of a sub-pixel elements 30 is triangle.That is, each subpixel area in the application is by 6 triangles
Sub-pixel elements 30 are constituted, and the triangular structure of each subpixel area is identical, in this manner, 6 triangles
Sub-pixel elements 30 constitute a regular hexagon subpixel area so that in the application organic electroluminescent display panel
Subpixel area is presented as regular hexagon, technically to be easier to realize using the shape of rule.
Optionally, the application is arbitrarily two-by-two in adjacent three subpixel areas, the sub- picture of three subpixel areas
Primitive element part is to two pixel units of composition, three different sub- pictures of the sub-pixel elements centering random color of three subpixel areas
Primitive element part constitutes a pixel unit.
Specifically, embodiment shown in Figure 5, sub-pixel elements 31, sub-pixel elements 41 and sub-pixel elements 51 are constituted
One pixel unit 61, sub-pixel elements 32, sub-pixel elements 42 and sub-pixel elements 52 constitute one other pixel unit (in figure
It is not shown), the central point P1 and P2 of two pixel units are not overlapped, and play display effect respectively.Due to the every height picture of the application
Plain region includes that figure is identical and identical 6 sub-pixel elements of color, due to staying the color of a sub-pixel elements all the same,
Under conditions of having same film-forming process with the prior art, the size of each sub-pixel elements can be the sub-pixel of the prior art
The 1/6 of element area, each sub-pixel elements are driven by independent pixel electrode, thus each sub-pixel area in the application
6 sub-pixel elements in domain are respectively independently mixed as a sub-pixel in pixel unit with other color sub-pixels
Color realizes display, therefore, when the sub-pixel elements of three subpixel areas of the application are to two pixel units are constituted, each pixel
The area of unit is the 1/2 of prior art sub-pixel area, so that the area of each pixel unit is prior art pixel unit
1/6 (prior art is equally that three sub-pixels form a pixel unit to calculate) of area, thus provided herein
The resolution ratio of organic electroluminescent display panel is improved to 6 times of traditional approach, when the resolution ratio of display panel is improved,
Also help the film forming and graphical difficulty for reducing luminous organic material.
Optionally, the application is arbitrarily two-by-two in adjacent three subpixel areas, the sub- picture of three subpixel areas
The sub-pixel elements for three different colours being spaced apart from each other in primitive element part pair constitute a pixel unit.Specifically, Fig. 6 is shown
The yet another construction schematic diagram of adjacent two-by-two three subpixel area provided herein.In the embodiment, sub-pixel member
Part 32, sub-pixel elements 41 and sub-pixel elements 51 are spaced apart from each other, and constitute a pixel unit 62；Sub-pixel elements 31, sub- picture
Primitive element part 42 and sub-pixel elements 52 are spaced apart from each other, and constitute one other pixel unit (being not shown in figure).By what is be spaced apart from each other
When a pixel unit is collectively formed in the sub-pixel elements of three different colours, the central point P3 of two pixel units is overlapped,
A luminous point is presented as when display, two pixel units are equivalent to coincidence and play a role as a pixel unit, with Fig. 5 institute
Show that the central point of two pixel units in embodiment is not overlapped and is formed in same surface area to play a role respectively two
The mode of pixel unit is compared, and embodiment illustrated in fig. 6 is equivalent to forms a pixel unit in same surface area, therefore
The resolution ratio of embodiment illustrated in fig. 6 is the 1/2 of embodiment illustrated in fig. 5 resolution ratio, that is to say, that the resolution of embodiment illustrated in fig. 6
Rate can be improved to 3 times of traditional approach, and the raising of resolution ratio is equally beneficial for reducing the film forming of luminous organic material and graphical
Difficulty.In addition, when a pixel unit is collectively formed in the sub-pixel elements of be spaced apart from each other three different colours, two pixels
Unit coincidence plays a role at a pixel unit, even if one of pixel unit is led since some sub-pixel elements fails
When the pixel unit being caused to fail, the display effect that one other pixel unit can also bring into normal play, corresponding luminous point will not still be lost
Effect, therefore will not influence the normal display of the application organic electroluminescent display panel, so that the Organic Electricity in the application
Photoluminescence display panel has certain fault tolerant mechanism.
Optionally, the subpixel area in the application includes red color subpixel area, green color subpixel area and indigo plant
Color sub-pixels region.That is, the color of any adjacent subpixel area two-by-two be set to red color, green color and
Blue color, three kinds of colors of red, green and blue constitute the subpixel area of the application, can be realized the application ORGANIC ELECTROLUMINESCENCE DISPLAYS
The total colouring of panel.
Optionally, Fig. 7 show a kind of sectional view of the application organic electroluminescent display panel, each of the application
Subpixel area further includes 6 pixel electrodes 70, in 6 pixel electrodes in same subpixel area and the subpixel area
6 sub-pixel elements correspond electrical connection.6 sub-pixel elements in the application in each subpixel area respectively correspond company
It is connected to different pixels electrode, in this way, the organic electroluminescent display panel in the application can be realized in each subpixel area
6 sub-pixel elements independent control, improve the display flexibility of the application organic electroluminescent display panel.
Optionally, with continued reference to Fig. 7, each pixel electrode 70 in the application is insulated from each other.Pixel electricity insulated from each other
Pole connects one to one from different sub-pixel elements respectively, realizes the independent control to each sub-pixel elements respectively.By each picture
Design insulated from each other between plain electrode is more conducive to realizing the independence control to the sub-pixel elements connecting with each pixel electrode
System.
Optionally, insulated from each other, the same sub-pixel area of the application to realize 6 pixel electrodes in same subpixel area
Insulation strip 80 is provided between 6 pixel electrodes in domain.
Optionally, it includes organic light-emitting units that Fig. 8, which show organic electroluminescent display panel provided herein,
A kind of structural schematic diagram.The organic electroluminescent display panel 100 further includes multiple thin film transistor (TFT)s 81, thin film transistor (TFT) 81 with
Pixel electrode (being equal to the anode layer 93 in figure) corresponds electrical connection, for driving the sub-pixel being electrically connected with pixel electrode
Element shines.
Specifically, with continued reference to Fig. 8, the organic electroluminescent display panel 100 in the application further includes multiple organic hairs
Light list 90.The organic light-emitting units 90 include cathode layer 91, organic light emitting material 92 and the anode from top to bottom set gradually
Layer 93, anode layer 93 herein is equal to the pixel electrode 70 in the application.The drain electrode of the application thin film transistor (TFT) 81 and the sun
Pole layer 93 is electrically connected.After thin film transistor (TFT) 81 is connected, under the driving by applied voltage provided by power supply line, hole and electricity
Son is injected into organic light emitting material 92 from anode layer 93 and cathode layer 91 respectively, and hole and electronics are in organic light emitting material
It meets in 92, is compound, giving off energy, then transferring energy to the molecule of organic luminescent substance in luminous organic material, make
It is from ground state transition to excitation state.Excitation state is very unstable, and excited molecule returns to ground state from excitation state, and radiation transistion, which generates, to shine
Phenomenon is based on this luminescence phenomenon, and the display of picture can be realized by Organic Light Emitting Diode.
Optionally, one kind that Fig. 9 show array substrate in organic electroluminescent display panel provided herein is bowed
View, in the embodiment, array substrate 10 includes a plurality of grid line 11 extended along first direction arrangement second direction, a plurality of edge
First direction extends the data signal line 12 of second direction arrangement, and each sub-pixel elements are set to 11 He of adjacent two grid lines
Region defined by adjacent two datas signal wire 12.Specifically, Figure 10 show adjacent two grid lines and adjacent two numbers
It according to a kind of circuit diagram in region defined by signal wire, can be seen that from the figure, which further includes parallel with data signal line 12
The power supply line 13 of arrangement, power supply line 13 and data signal line 12 insulate, and power supply line 13 is for providing supply voltage.In the region also
Including switching thin-film transistor 83, driving thin film transistor (TFT) 81, storage capacitance C1 and Organic Light Emitting Diode L.Switch film is brilliant
The grid of body pipe 83 is electrically connected with grid line 11, and source electrode is electrically connected with data signal line 12, drain electrode and driving thin film transistor (TFT) 81
Grid electrical connection, drive thin film transistor (TFT) 81 grid and power supply line 13 between be additionally provided with storage capacitance C1；Drive film
The drain electrode of the source electrode electric connection of power supply line 13 of transistor 81, driving thin film transistor (TFT) 81 is electrically connected in Organic Light Emitting Diode L
Pixel electrode.Supply voltage is supplied to Organic Light Emitting Diode L by power supply line 13.
In embodiment illustrated in fig. 10, when switching thin-film transistor 83 is connected in the gating signal applied by grid line 11
When, the data-signal from data signal line 12 is applied to the grid and storage capacitance C1 of driving thin film transistor (TFT) 81.Work as number
It is believed that electric current is supplied to Organic Light Emitting Diode L from power supply line 13, makes organic hair when number making that thin film transistor (TFT) 81 to be driven to be connected
Optical diode L shines.In this case, when driving thin film transistor (TFT) 81 to be connected, organic light emission is applied to from power supply line 13
The level of the electric current of diode L is determined so that Organic Light Emitting Diode L produces the level of gray scale.Storage capacitance is used for
The voltage of the grid of driving thin film transistor (TFT) 81 is maintained when switching thin-film transistor 83 ends.Therefore, even if switch film crystal
Pipe 83 ends, and can also maintain the level for being applied to the electric current of Organic Light Emitting Diode L from power supply line 13 up to next frame.
Optionally, the application organic electroluminescent display panel further includes source electrode drive circuit and gate driving circuit；Grid
Pole driving circuit is electrically connected with grid line, inputs gate drive signal to grid line；Source electrode drive circuit and data signal line electricity
Connection inputs source electrode driving signal to data signal line.Gate driving circuit in the application inputs gate driving to grid line
Signal, source electrode drive circuit input source electrode driving signal to data signal line, lead to realize to corresponding thin film transistor (TFT)
The logical control with cut-off.
Optionally, Figure 11 show another structural schematic diagram of a subpixel area provided herein, from this
Figure can be seen that organic electroluminescent display panel further includes multiple barrier wall structures 99, and each subpixel area 20 is kept off by one
Wall construction 99 is around formation.In this way, the route being located in array substrate 10 may be arranged at barricade in the orthographic projection of array substrate
In region, such mode is conducive to be promoted the aperture opening ratio of the application organic electroluminescent display panel.
Optionally, Figure 12 show a kind of structural schematic diagram of organic electroluminescence display device and method of manufacturing same provided herein.
Based on the same inventive concept, the application also provides a kind of organic electroluminescence display device and method of manufacturing same 200, referring to Figure 12, including the application
Organic electroluminescent display panel 100 provided by above-described embodiment.The organic electroluminescence display device and method of manufacturing same 200 can be with are as follows: hand
Any product having a display function such as machine, tablet computer, television set, display, laptop, Digital Frame, navigator
Or component.The embodiment of organic electroluminescence display device and method of manufacturing same 200 can be found in above-mentioned organic electroluminescent display panel in the application
100 embodiment, repeating place, details are not described herein again.
Compared with prior art, organic electroluminescent display panel and display device described herein, have reached as follows
Effect:
Each sub-pixel in organic electroluminescent display panel and display device provided herein, in array substrate
Region includes that figure is identical and identical 6 sub-pixel elements of color, and a sub-pixel elements in each subpixel area are only
It is only adjacent with a sub-pixel elements in another subpixel area, two-by-two in three adjacent subpixel areas, often
A subpixel area has the sub-pixel elements pair adjacent with subpixel area described in other two, three sub-pixels
The sub-pixel elements in region are at least one pixel unit of composition.It only include a son with each subpixel area in the prior art
The mode of pixel element is compared, and each subpixel area of the application includes that figure is identical and identical 6 sub-pixel elements of color,
Area shared by each sub-pixel elements is the 1/6 of traditional approach sub-pixel element area, and such mode makes the application institute
The organic electroluminescent display panel of offer and the resolution ratio of display device increase substantially, and maximum can be improved to original
6 times.When the resolution ratio of display panel is improved, the film forming and graphical difficulty for reducing luminous organic material are also helped.
Above description shows and describes several preferred embodiments of the present application, but as previously described, it should be understood that the application
Be not limited to forms disclosed herein, should not be regarded as an exclusion of other examples, and can be used for various other combinations,
Modification and environment, and the above teachings or related fields of technology or knowledge can be passed through within that scope of the inventive concept describe herein
It is modified.And changes and modifications made by those skilled in the art do not depart from spirit and scope, then it all should be in this Shen
It please be in the protection scope of appended claims.
Claims (15)
1. a kind of organic electroluminescent display panel characterized by comprising array substrate and be formed in the array substrate
On several subpixel areas；
Each subpixel area includes identical 6 sub-pixel elements of color, the centre of figure of 6 sub-pixel elements
Sequentially line constitutes relatively long side；
Any three subpixel areas are adjacent two-by-two, and arbitrarily the color of adjacent three subpixel areas is not two-by-two
It is identical；
Sub-pixel elements in the subpixel area only with a sub-pixel elements in another subpixel area
It is adjacent；
Two-by-two in three adjacent subpixel areas, each subpixel area has and sub-pixel described in other two
The adjacent sub-pixel elements pair in region, the sub-pixel elements of three subpixel areas are to constituting two pixel units, and three
Three different sub-pixel elements of the sub-pixel elements centering random color of the subpixel area constitute a pixel unit.
2. organic electroluminescent display panel according to claim 1, which is characterized in that the shape of each subpixel area
Shape is identical.
3. organic electroluminescent display panel according to claim 1, which is characterized in that the relatively long side is positive six sides
Shape.
4. organic electroluminescent display panel according to claim 1, which is characterized in that each sub-pixel elements
Figure is identical.
5. organic electroluminescent display panel according to claim 4, which is characterized in that each sub-pixel elements
Figure is triangle.
6. organic electroluminescent display panel according to claim 1, which is characterized in that three subpixel areas
The sub-pixel elements for three different colours being spaced apart from each other in sub-pixel elements pair constitute a pixel unit.
7. organic electroluminescent display panel according to claim 1, which is characterized in that the subpixel area includes red
Color sub-pixels region, green color subpixel area and blue color sub-pixels region.
8. organic electroluminescent display panel according to claim 1, which is characterized in that each subpixel area is also
6 sub-pixels in 6 pixel electrodes and the subpixel area including 6 pixel electrodes, in the same subpixel area
Element corresponds electrical connection.
9. organic electroluminescent display panel according to claim 8, which is characterized in that each pixel electrode is each other
Insulation.
10. organic electroluminescent display panel according to claim 9, which is characterized in that the same subpixel area
In 6 pixel electrodes between be provided with insulation strip.
11. organic electroluminescent display panel according to claim 8, which is characterized in that the organic electroluminescent is aobvious
Show that panel further includes multiple thin film transistor (TFT)s, the thin film transistor (TFT) is electrically connected with pixel electrode one-to-one correspondence, for driving
The dynamic sub-pixel elements being electrically connected with the pixel electrode shine.
12. organic electroluminescent display panel according to claim 1, which is characterized in that the array substrate includes more
The grid line that item extends along first direction arrangement second direction, a plurality of data-signal for extending in a first direction second direction arrangement
Line, each sub-pixel elements are set to defined by adjacent two grid lines and adjacent two data signal lines
Region.
13. organic electroluminescent display panel according to claim 12, which is characterized in that the organic electroluminescent is aobvious
Show that panel further includes source electrode drive circuit and gate driving circuit；
The gate driving circuit is electrically connected with the grid line, and Xiang Suoshu grid line inputs gate drive signal；The source electrode
Driving circuit is electrically connected with the data signal line, and Xiang Suoshu data signal line inputs source electrode driving signal.
14. organic electroluminescent display panel according to claim 1, which is characterized in that the organic electroluminescent is aobvious
Show that panel further includes multiple barrier wall structures, each subpixel area is surround by a barrier wall structure and formed.
15. a kind of organic electroluminescence display device and method of manufacturing same, which is characterized in that described in any item including claim 1 to 14 have
Organic electro luminescent display panel.
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| CN111213242A (en) * | 2017-11-30 | 2020-05-29 | 深圳市柔宇科技有限公司 | Pixel structure, display panel and electronic device |
| CN108281464B (en) * | 2018-01-02 | 2020-09-25 | 上海天马微电子有限公司 | Display panel and display device |
| CN108305891A (en) * | 2018-02-12 | 2018-07-20 | 上海天马微电子有限公司 | A kind of display panel and its manufacturing method, display device |
| CN109728044B (en) * | 2018-12-29 | 2021-07-30 | 武汉天马微电子有限公司 | Organic light emitting display panel and display device |
| CN109585522B (en) * | 2018-12-29 | 2021-03-09 | 厦门天马微电子有限公司 | Display substrate, display panel and display device |
| CN110164943B (en) * | 2019-05-31 | 2021-08-03 | 上海天马微电子有限公司 | Display panel and display device |
| CN110264951B (en) * | 2019-07-22 | 2021-01-22 | 京东方科技集团股份有限公司 | Organic electroluminescent display panel, display device and detection method |
| CN110993641B (en) * | 2019-10-31 | 2023-05-19 | 福建华佳彩有限公司 | Pixel structure and panel |
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