CN110148682A - A kind of display panel - Google Patents
A kind of display panel Download PDFInfo
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- CN110148682A CN110148682A CN201910465659.7A CN201910465659A CN110148682A CN 110148682 A CN110148682 A CN 110148682A CN 201910465659 A CN201910465659 A CN 201910465659A CN 110148682 A CN110148682 A CN 110148682A
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- dummy electrodes
- display panel
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- main electrode
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/562—Protection against mechanical damage
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/805—Electrodes
- H10K50/81—Anodes
- H10K50/813—Anodes characterised by their shape
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/805—Electrodes
- H10K50/81—Anodes
- H10K50/814—Anodes combined with auxiliary electrodes, e.g. ITO layer combined with metal lines
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Abstract
The embodiment of the invention discloses a kind of display panels, comprising: substrate；Anode layer, anode layer is set to the side of substrate, and anode layer includes several anodes and several dummy electrodes, several dummy electrodes are distributed between several anodes, and each dummy electrodes include having angular lug boss and/or recessed portion.When so that display panel being bent; stress concentrates on the lug boss of dummy electrodes and/or the wedge angle position of recessed portion; so that when anode layer is broken; fracture primarily occur ins the sharp corner of dummy electrodes; and then buffer protection can be played the role of to anode; make anode be not easy to be broken, extends the service life of display panel.
Description
Technical field
The present embodiments relate to field of display technology more particularly to a kind of display panels.
Background technique
Self-luminous, fast response time, visual angle is wide, bending resistance is strong, low-power consumption etc. because having for organic light emitting display
Advantage and have been more and more widely used.
Flexible display panels are easy to appear the problem of anode is broken, influence making for display device in multiple bending process
Use the service life.
Summary of the invention
The present invention provides a kind of display panel, so that stress concentrates on dummy electrodes to display panel in the process of bending, into
And can play a protective role to anode, the fracture of anode is reduced, guarantees that display panel can normally be shown, extends display panel
Service life.
The embodiment of the present invention proposes a kind of display panel, comprising:
Substrate；
Anode layer, anode layer is set to the side of substrate, and anode layer includes several anodes and several virtual electricity
Pole, several dummy electrodes are distributed between several anodes, and each dummy electrodes include having angular lug boss and/or recessed
Concave portion.
In the present invention, anode and the setting of dummy electrodes same layer, and each dummy electrodes include having wedge angle lug boss
And/or recessed portion, when so that display panel being bent, stress concentrates on the lug boss of dummy electrodes and/or the wedge angle position of recessed portion
It sets, so that fracture primarily occur ins dummy electrodes when anode layer is broken, and then buffering can be played with anode layer and protected
The effect of shield makes anode be not easy to be broken, and extends the service life of display panel.Also, because dummy electrodes are same with anode
Layer setting, therefore dummy electrodes can be completed in technique with anode with along with, therefore in the manufacturing process of display panel, it will not
Increase the processing step of display panel production, and the material for remaining segment anode reduces anode layer as dummy electrodes
The waste of material.
Optionally, wedge angle is not present in the shape of anode；Alternatively, the shape of anode is there are wedge angle, and the wedge angle of dummy electrodes
Angle be less than anode shape any wedge angle angle.
So that stress is all easier to concentrate on dummy electrodes when the shape of anode is without wedge angle or including wedge angle
Display panel is improved so that anode is not easy to be broken in the position of the wedge angle of the position and/or recessed portion of the wedge angle of lug boss
Service life.
Optionally, dummy electrodes include main electrode, and lug boss and/or recessed portion are set in main electrode；
Preferably, recessed portion along the direction that main electrode extends be symmetrical arranged and/or lug boss along main electrode extension
Direction is symmetrical arranged.
In this way, making the anode of dummy electrodes two sides all be less likely to occur to be broken, so that in setting dummy electrodes number
When measuring less, more anode can protect, extend the service life of display panel.
Optionally, the shape of main electrode is bar shaped, and lug boss is the outwardly extending triangle of side wall along the main electrode
Shape, and/or,
Recessed portion is the triangle to extend internally along the side wall of the main electrode.
In this way, the area that dummy electrodes can be made to occupy is smaller, dummy electrodes is allowed to play the work of protection anode
On the basis of, the pixel density of display panel is improved as far as possible, and then improve the resolution ratio of display panel；And make anode
When fault rupture, fracture is easier to appear in lug boss and/or the wedge angle position of recessed portion of dummy electrodes, and then protects anode,
Extend the service life of display panel；
Preferably, triangle is acute triangle.
In this way, stress is easier to concentrate on dummy electrodes, and more difficult concentration when can to bend display panel
On anode, so that dummy electrodes are broken prior to anode, and then preferably protect anode, guarantee the normal aobvious of display panel
Show.
Optionally, dummy electrodes are at least set to part and have between the anode of neighbouring relations.
In this way, dummy electrodes is made to be not easy to be in contact with anode, avoid dummy electrodes and positive contact bring aobvious
Show bad.Under conditions of aperture opening ratio allows, dummy electrodes be may also be arranged between all anodes with neighbouring relations, in turn
Can protection preferably be provided to anode.
Optionally, display panel includes several pixel units, and each pixel unit includes at least three kinds of different colours
Sub-pixel, include at least one anode in each sub-pixel, dummy electrodes are at least set to the picture that part has neighbouring relations
Between plain unit.
In this way, can be in the case where guaranteeing that dummy electrodes are less likely to occur to connect with anode, preferably to pixel unit
It is protected, advantageously ensures that the good display effect of display panel.
Optionally, pixel confining layer is additionally provided between adjacent subpixels, dummy electrodes are located at substrate and the pixel limits
Between given layer.
In this way, dummy electrodes is made not interfere with the aperture opening ratio of display panel, guarantee with higher point of display panel
Resolution.
Optionally, display panel further includes the data line extended in a first direction being set in substrate and in a second direction
The scan line of extension, the first direction intersect with the second direction；Wherein, the main electrodes of at least part dummy electrodes is prolonged
Direction is stretched to intersect with the extending direction of data line, and/or, the extending direction of the main electrode of at least part dummy electrodes with sweep
Retouch the extending direction intersection of line；
So set, can guarantee the protection to scan line, data line or other cablings in the process of bending.
Preferably, the extending direction of the main electrode of at least part dummy electrodes is vertical with data line, and/or, at least
The extending direction of the main electrode of a part of dummy electrodes and the extending direction of scan line are vertical.
In this way, machine light emitting display panel can be made along perpendicular to data line extending direction or along perpendicular to scan line extension side
It is concentrated on dummy electrodes to the maximum extent to stress generated when bending, so that dummy electrodes can protect anode
Layer, guarantees the normal display of display panel.
Optionally, display panel includes folding shaft, the extension side of the extending direction of the main electrode and the folding shaft
To intersection；Preferably, the extending direction of the main electrode is vertical with the extending direction of the folding shaft.
In this way, stress concentrates on dummy electrodes when can to bend display panel along the direction perpendicular to folding shaft,
When so that film layer being broken in display panel, fracture is primarily occur inned on dummy electrodes, and then can be provided with anode layer slow
Punching protection, extends the service life of display panel.
Optionally, each dummy electrodes are connected with each other.
In this way, no matter the bending axis of display panel is in what position, dummy electrodes can protect anode, so that aobvious
Show that the anode of any position of panel can be protected, further extends the service life of display panel.
Display panel provided in an embodiment of the present invention includes anode layer by setting display panel, and anode layer is set to base
The side at bottom, and anode layer includes several anodes and several dummy electrodes, several dummy electrodes are distributed in several
Between anode, and each dummy electrodes include having angular lug boss and/or recessed portion, when so that display panel being bent, stress
The lug boss of dummy electrodes and/or the wedge angle position of recessed portion are concentrated on, so that fracture is first when anode layer is broken
Dummy electrodes are appeared in, and then buffer protection can be played the role of with anode layer, anode is made to be not easy to be broken, are extended aobvious
Show the service life of panel.Also, because dummy electrodes and anode same layer are arranged, therefore dummy electrodes can be in the work with along with anode
It is completed in skill, therefore in the manufacturing process of display panel, not will increase the processing step of display panel production, and remained
The material of segment anode layer reduces the waste of anode layer material as dummy electrodes.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of display panel provided in an embodiment of the present invention；
Fig. 2 is a kind of top view of display panel provided in an embodiment of the present invention；
Fig. 3 is the top view of another display panel provided in an embodiment of the present invention；
Fig. 4 is the top view of another display panel provided in an embodiment of the present invention；
Fig. 5 is a kind of enlarged drawing of dummy electrodes provided in an embodiment of the present invention；
Fig. 6 is the enlarged drawing of another dummy electrodes provided in an embodiment of the present invention；
Fig. 7 is the structural schematic diagram of another display panel provided in an embodiment of the present invention；
Fig. 8 is the structural schematic diagram of another display panel provided in an embodiment of the present invention；
Fig. 9 is the top view of another display panel provided in an embodiment of the present invention；
Figure 10 is the top view of another display panel provided in an embodiment of the present invention；
Figure 11 is the top view of another display panel provided in an embodiment of the present invention；
Figure 12 is the top view of another display panel provided in an embodiment of the present invention；
Figure 13 is the top view of another display panel provided in an embodiment of the present invention.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining the present invention rather than limiting the invention.It also should be noted that in order to just
Only the parts related to the present invention are shown in description, attached drawing rather than entire infrastructure.
As described in the background art, flexible display panels are easy to appear asking for anode fracture in multiple bending process
Topic, influences the service life of display device.Through inventor the study found that the reasons for the above problems are, display panel exists
In bending process, anode is encroached on by tension or pressure, is caused anode cracked or is broken, and the anode in display panel
Material is usually the metal materials such as magnesium, silver or indium tin oxide material, and the usual brittleness of these anode materials is big, flexible low, is made
The anode of display panel is more easier to be broken relative to other flexible higher film layers, cause some regions of anode without
Method receives the signal of the thin film transistor (TFT) in pixel circuit, causes display panel to show bad, influences the use of display panel
Service life.
For these reasons, the embodiment of the present invention provides a kind of display panel, and Fig. 1 is one kind provided in an embodiment of the present invention
The structural schematic diagram of display panel, Fig. 2 are a kind of top views of display panel provided in an embodiment of the present invention, and Fig. 3 is the present invention
The top view for another display panel that embodiment provides, Fig. 4 are bowing for another display panel provided in an embodiment of the present invention
View, with reference to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, which includes:
Substrate 110；
Anode layer 120, anode layer 120 are set to the side of substrate 110, and anode layer 120 include several anodes 121 with
And several dummy electrodes 131, several dummy electrodes 131 are arranged between several anodes 121, and each dummy electrodes 131
Including having angular lug boss 160 and/or recessed portion 170.
Specifically, substrate 110 can be flexible substrates 110, the material of flexible substrates 110 can be polyimides (PI),
Polyethylene naphthalate (PEN) or polyethylene terephthalate (PET) etc., are also possible to above-mentioned multiple material
Mixing material.Substrate 110 can provide the effects of buffering, protection or support for display panel.Also, substrate 110 is close to anode
Layer 120 side may include thin film transistor (TFT) array, the anode 121 in anode layer 120 with it is thin in thin film transistor (TFT) array
Film transistor connection, and it is used to receive the electric signal of thin film transistor (TFT) transmitting, allow display panel to show picture.
Anode layer 120 can use single layer structure, such as use indium tin oxide (ITO), indium-zinc oxide (IZO), aluminium zinc
The translucent materials such as oxide (AZO) or zinc oxide (ZnO) form anode 121, and multilayered structure, such as three-decker can also be used,
Middle first layer and third layer can be metal oxide layer (such as ITO layer, IZO layer, AZO layers), and the intermediate second layer can be metal
Layer (such as silver or copper), this facilitates the electric conductivity for further increasing anode 121.
The display panel further include: cathode layer 140, cathode layer 140 are set to side of the anode layer 120 far from substrate 110；
Luminescent layer 150, luminescent layer 150 are set between anode layer 120 and cathode layer 140.
Luminescent layer 150 can only include single layer film layer, that is, only include luminous material layer；It also may include from anode layer 120
Electron injecting layer, electron transfer layer, luminous material layer, the hole transmission layer, hole injection being cascading to cathode layer 140
The multilayered structure of the formation such as layer；Cathode generallys use metal material such as aluminium (Al) or its alloy material makes to be formed.Also, sun
Pole 121 can be Fig. 1, Fig. 2, Fig. 3 and partitioned organization shown in Fig. 4, and cathode layer 140 can be flood structure.
With reference to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, dummy electrodes 131 include having angular lug boss 160 and/or recessed portion
170, so that stress concentrates on the lug boss 160 of dummy electrodes 131 and/or the wedge angle position of recessed portion 170 when bending display panel
It sets, without being concentrated on anode 121, when so that anode layer 120 being broken, fracture is primarily occur inned on dummy electrodes 131,
And then buffer protection can be played the role of with anode layer 120.Also, luminescent layer 150 is set to anode layer 120 and cathode layer
Between 140, i.e., anode layer 120, cathode layer 140 and the formation pixel of luminescent layer 150 between the two are to be shown, dummy electrodes
It does not include luminescent layer 150 between 131 and cathode layer 140, therefore without display at the corresponding position of dummy electrodes 131, therefore,
The display effect of display panel will not be impacted dummy electrodes 131 are broken.
Compared with prior art, the display panel of this fermentation embodiment, it is possible to reduce the fracture of anode 121, and then can be with
The thin film transistor (TFT) in pixel circuit can not be received by preventing at least regional area of anode 121 caused by being broken because of anode 121
Signal, display panel shows that the problems such as bad generates, improves the service life of display panel.Optionally, 131 He of dummy electrodes
Anode 121 is completed in one of technique, that is, after forming entire electrode layer, be patterned to be formed anode 121 with
And dummy electrodes 131.Wherein, multiple dummy electrodes 131 can be interconnected to an entirety, be also possible to partial virtual electrode
131 are connected with each other.Fig. 2, Fig. 3 and Fig. 4 have carried out schematic theory so that display panel includes the dummy electrodes 131 of multiple piecemeals as an example
It is bright, optionally, when forming anode layer 120, entire electrode layer can be performed etching after whole face electrode layer is deposited,
Form Fig. 2, Fig. 3 and block anode shown in Fig. 4 121, and formed the dummy electrodes 131 shown in Fig. 2 including lug boss 160 or
Shown in Fig. 3 include the dummy electrodes 131 of recessed portion 170, or forms the void shown in Fig. 4 including lug boss 160 and recessed portion 170
Quasi- electrode 131.Because dummy electrodes 131 can be completed in technique with anode 121 with along with, therefore in the manufacturing process of display panel
In, it not will increase the processing step of display panel production, and remain the material of segment anode layer 120 as dummy electrodes
131, reduce the waste of 120 material of anode layer.
Display panel provided in an embodiment of the present invention includes: substrate by setting display panel；Anode layer, anode layer are set
It is placed in the side of substrate, and anode layer includes several anodes and several dummy electrodes, several dummy electrodes are distributed in
Between several anodes, and each dummy electrodes include having angular lug boss and/or recessed portion, so that anode layer occurs
When fracture, fracture primarily occur ins dummy electrodes, and then can play the role of buffer protection to anode, and anode is made to be not easy
It is now broken, extends the service life of display panel.Also, because dummy electrodes and anode same layer are arranged, therefore dummy electrodes and sun
Pole can complete in technique with along with, therefore in the manufacturing process of display panel, not will increase the technique of display panel production
Step, and the material for remaining segment anode layer reduces the waste of anode layer material as dummy electrodes.
Fig. 5 is a kind of enlarged drawing of dummy electrodes provided in an embodiment of the present invention, and the enlarged drawing of the dummy electrodes can correspond to
Dummy electrodes in display panel shown in Fig. 4, with reference to Fig. 5, on the basis of above scheme, optionally, the shape of anode 121 is not
There are wedge angles；Or there are wedge angles for the shape of anode 121, and the angle of the wedge angle of dummy electrodes 131 is less than 121 shape of anode
The angle of any wedge angle.
With reference to Fig. 5, the wedge angle of lug boss 160 is a1, and the wedge angle of recessed portion 170 is a2.With reference to Fig. 2-Fig. 5, specifically, positive
Multiple anodes 121 that pole layer 120 includes have certain shape, such as the shape of anode 121 can be with smooth edge
(shape that see, for example, the anode 121 in display panel shown in Fig. 3), the shape of anode 121 does not have wedge angle at this time, then curved
When rolling over display panel, stress is easy to concentrate on the position of the wedge angle a1 of 131 lug boss 160 of dummy electrodes and/or recessed portion 170
The position of wedge angle a2, so that anode 121 is not easy to be broken.The shape of anode 121 be also possible to have it is angular (such as can
The shape of anode 121 referring to fig. 2 or in display panel shown in Fig. 4), the wedge angle a1 of 131 lug boss 160 of dummy electrodes and/or
The angle of the wedge angle a2 of 170 shape of recessed portion is less than the angle of any wedge angle of 121 shape of anode, so that bending display surface
When plate, stress is easier to concentrate on the position of 170 shape wedge angle of 131 lug boss 160 of dummy electrodes and/or recessed portion, and does not allow
It easily concentrates on anode 121, and then can make when anode 121 has wedge angle, dummy electrodes 131 still can be to anode
121 play a very good protection, so that anode 121 is less likely to occur to be broken, improve the service life of display panel.
Fig. 6 is the enlarged drawing of another dummy electrodes provided in an embodiment of the present invention, and the enlarged drawing of the dummy electrodes can be right
Display panel shown in Fig. 2 is answered, with reference to Fig. 6, on the basis of above scheme, optionally, dummy electrodes 131 include that tool is angular
Lug boss 160, dummy electrodes 131 include main electrode 1311, and lug boss 160 and/or recessed portion 170 are set to main electrode
On 1311, it is preferable that recessed portion 160 is symmetrical arranged along the direction that main electrode 1311 extends and/or lug boss 170 is along trunk electricity
The extending direction of pole 1311 is symmetrical arranged.
Fig. 7 is the structural schematic diagram of another display panel provided in an embodiment of the present invention, with reference to Fig. 7, optionally, protrusion
Portion 160 is symmetrical arranged along the extending direction X of main electrode 1311, such as the display panel shown in Fig. 7, for extension side
To the dummy electrodes 131 (such as anode that dotted line outlines in Fig. 7) for X-direction, lug boss 160 is located at main electrode 1311
The two sides of extending direction X are symmetrical arranged, so that bending stress is concentrated in the lug boss 160 of two sides when bending display panel
On wedge angle position, so can 1311 extending direction two sides of main electrode to the dummy electrodes 131 anode 121 it is (empty in figure
The dummy electrodes anode with the opposite direction of Y in the Y direction that wire frame goes out) it can act as protective effect, so that the dummy electrodes 131
The anode 121 of two sides is all less likely to occur to be broken so that when 131 negligible amounts of dummy electrodes are arranged, can protect compared with
More anodes 121, extends the service life of display panel.
With continued reference to Fig. 5 and Fig. 6, optionally, the shape of main electrode 1311 is bar shaped, and lug boss 160 is along trunk electricity
The outwardly extending triangle of the side wall of pole, and/or, recessed portion 170 is the triangle to extend internally along the side wall of main electrode 1311
Shape.Specifically, because dummy electrodes 131 and 121 same layer of anode are arranged, and multiple anodes 121 of anode layer 120 need to occupy it is larger
Area, to guarantee the higher resolution ratio of display panel.Therefore space occupied by dummy electrodes 131 is limited.By dummy electrodes 131
Middle main electrode 1311 is shaped to bar shaped, and the area that dummy electrodes 131 can be made to occupy is smaller, so that dummy electrodes
131 can play the role of on the basis of protecting anode layer 120, improve the pixel density of display panel as far as possible, and then improve
The resolution ratio of display panel.At this point, the main electrode 1311 of strip has two long sides and two short sides, long side corresponds to trunk electricity
The side wall of pole 1311, the bottom edge in triangular hill portion 160 are arranged on the side wall of main electrode 1311, that is to say, that lug boss
160 extend outwardly and triangular in shape along the side wall of main electrode 1311, and the recessed portion 170 of triangle is then considered as trunk electricity
The side wall of pole 1311 is formed to 1311 inner recess of main electrode, that is to say, that recessed portion 170 is along the side of main electrode 1311
Wall extends internally and triangular in shape, as shown in Figure 5.The shape of lug boss 160 and/or recessed portion 170 is triangle, it is ensured that
The shape of lug boss 160 and/or recessed portion 170 includes wedge angle, i.e., dummy electrodes 131 include wedge angle, so that anode layer 120 is broken
When, fracture is easier to appear in lug boss 160 and/or the wedge angle position of recessed portion 170 of dummy electrodes 131, and then protects sun
Pole 121 extends the service life of display panel.
With continued reference to Fig. 5 or Fig. 6, on the basis of above scheme, it is preferable that triangle is acute triangle, specifically
The wedge angle of lug boss 160 is a1, and the wedge angle of recessed portion 170 is that a2 is acute angle, because being easier stress collection occur at the position of acute angle
In, therefore be to be set as acute triangle by lug boss 160 and/or recessed portion 170, when can to bend display panel, answer
Power is easier to concentrate on dummy electrodes 131, and it is more difficult concentrate on anode 121 so that dummy electrodes 131 are prior to anode
121 are broken, and then preferably protect anode layer 120, guarantee the normal display of display panel.
Fig. 8 is the structural schematic diagram of another display panel provided in an embodiment of the present invention, with reference to Fig. 8, adjacent subpixels
Between be provided with pixel confining layer 180, dummy electrodes 131 are between substrate 110 and pixel confining layer 180.
Specifically, display panel further includes pixel confining layer 180, and pixel confining layer 180 includes open region 191 and non-opening
Area 192, open region 191 are provided with opening, and luminescent layer 150 is set in the opening of open region 191, and dummy electrodes 131 are located at base
Between bottom 110 and pixel confining layer 180, that is to say, that upright projection of the dummy electrodes 131 in substrate 110 is by non-open region
192 upright projection in substrate 110 is covered.
Specifically, luminescent layer 150 is arranged in the open region 191 of pixel confining layer 180, luminescent layer 150 is set to cathode layer
Between 140 and anode layer 120, therefore each anode 121 of anode layer 120 is corresponding with the open region 191 of pixel confining layer 180,
Therefore each open region 191 can correspond to a sub-pixel.Upright projection of the dummy electrodes 131 in substrate 110 is by non-open region
192 upright projection in substrate 110 is covered, so that dummy electrodes 131 do not interfere with the aperture opening ratio of display panel, is guaranteed
Display panel resolution ratio with higher.
With continued reference to Fig. 2-Fig. 4 and Fig. 7, on the basis of above scheme, optionally, dummy electrodes 131 are at least arranged
Between the anode 121 that part has neighbouring relations.
Specifically, because dummy electrodes 131 need to occupy certain area, therefore can be in the two neighboring anode 121 in part
Between dummy electrodes 131 are set, i.e. the distance between the two neighboring anode 121 for being provided with dummy electrodes 131 can be set
It is appropriate remote, to guarantee that dummy electrodes 131 will not be contacted with anode 121, dummy electrodes 131 is avoided to contact with anode 121
Bring shows bad.Under conditions of aperture opening ratio allows, dummy electrodes 131 may also be arranged on two anodes of arbitrary neighborhood
Between 121, and then protection preferably can be provided to anode 121.
In conjunction with Fig. 2-Fig. 4 and Fig. 7, with reference to Fig. 7, on the basis of above scheme, optionally, if display panel includes
Dry pixel unit 210, each pixel unit 210 include the sub-pixel of at least three kinds different colours, include in each sub-pixel
At least one anode, dummy electrodes 131, which are at least set to part, to be had between the pixel unit 210 of neighbouring relations.
Specifically, each pixel unit 210 includes at least feux rouges sub-pixel, green light sub-pixel and blue light sub-pixel, feux rouges
Sub-pixel, any one in green light sub-pixel and blue light sub-pixel includes at least one anode, at least one feux rouges picture
Region where element, a green light sub-pixel and a blue light sub-pixel forms a pixel unit 210, because of pixel unit 210
The distance between pixel unit 210 can larger, therefore relative to the distance between sub-pixel and sub-pixel, will virtual electricity
Pole 131 is set between two neighboring pixel unit 210, the space for accommodating dummy electrodes 131 can be made relatively large, more
The setting for facilitating dummy electrodes 131, under conditions of guaranteeing that dummy electrodes 131 are not easy the connection occurred with anode 121, favorably
In the display effect for improving display panel.
Fig. 9 is the top view of another display panel provided in an embodiment of the present invention, and Figure 10 is that the embodiment of the present invention provides
Another display panel top view, with reference to Fig. 9 and Figure 10, on the basis of above scheme, optionally, display panel is also wrapped
Include be set in substrate 110 along first direction X1 extend data line (D1, D2, D3 ...) and in a second direction Y1 extension
Scan line (S1, S2, S3 ...), and first direction X1 and second direction Y1 intersection；Wherein, at least part dummy electrodes 131
The extending direction of main electrode 1311 intersect with the extending direction of data line, and/or, at least part dummy electrodes 131
The extending direction of main electrode 1311 intersects with the extending direction of scan line；Preferably, the master of at least part dummy electrodes 131
The extending direction of dry electrode 1311 is vertical with data line, and/or, the main electrode 1311 of at least part dummy electrodes 131
Extending direction is vertical with the extending direction of scan line.
Wherein, Fig. 9 shows the extending direction of the main electrode 1311 of each dummy electrodes 131 and the extending direction of data line
Or scan line extending direction intersection the case where, Figure 10 shows the extending direction of the main electrode 1311 of each dummy electrodes 131
The situation vertical with the extending direction of the extending direction of data line or scan line, the trunk electricity of at least one dummy electrodes 131
1311 extending direction of pole is vertical with the extending direction of the extending direction of data line or scan line, can make machine light emitting display panel edge
Extending direction perpendicular to data line or while bending along the extending direction perpendicular to scan line generated stress are to the maximum extent
It concentrates on dummy electrodes 131, so that dummy electrodes 131 can protect anode, guarantees the normal display of display panel.Figure
11 be the top view of another display panel provided in an embodiment of the present invention, specifically, the main electrode 1311 of dummy electrodes 131
It is arranged along with data line extending direction or along the direction intersected with scan line extending direction, display panel can be made along out of plumb
In data line and scanning line direction bending, (as being longitudinal direction for data line extending direction shown in Figure 11, scan line extending direction is
For lateral display panel, the main electrode 1311 of dummy electrodes 131 can be obliquely extended, i.e., all with data line and scan line
Intersection) when, the stress of generation is concentrated on to large extent on dummy electrodes 131, so that dummy electrodes 131 can protect sun
Pole layer 120, guarantees the normal display of display panel, wherein the specific setting angle of main electrode 1311 can be thought based on the present invention
Road is rationally arranged according to bending axis.
Figure 12 is the top view of another display panel provided in an embodiment of the present invention, with reference to Figure 10, in above scheme
On the basis of, optionally, display panel includes folding shaft A-A ',
The extending direction of the main electrode 1311 of dummy electrodes 131 intersects with the extending direction of folding shaft A-A '；
Preferably, the extending direction of the main electrode 1311 of dummy electrodes 131 is vertical with the extending direction of folding shaft A-A '.
With reference to Figure 12, three dummy electrodes 131, the trunk of three dummy electrodes 131 are schematically shown in Figure 12
The extending direction of electrode 1311 is vertical with the extending direction of folding shaft A-A ', can make along the direction perpendicular to folding shaft A-A '
When bending display panel, stress is farthest concentrated on dummy electrodes 131, so that film layer is broken in display panel
When, fracture primarily occur ins on dummy electrodes 131, and then can provide buffer protection with anode layer, extends making for display panel
Use the service life.
Figure 13 is the top view of another display panel provided in an embodiment of the present invention, with reference to Figure 13, in above-mentioned technical side
On the basis of case, optionally, each dummy electrodes 131 are connected with each other, curved when can be to avoid along a certain axial bending display panel
It rolls over anode caused by not set dummy electrodes 131 at axis to be broken, so that the bending axis of display panel is regardless of in what position, virtual electricity
Pole 131 can protect anode 121, so that the anode 121 of any position of display panel can be protected, into one
Step extends the service life of display panel.It should be noted that in the display panel that the above-mentioned any embodiment of the present invention provides
Dummy electrodes 131 can be connected with each other, to protect the anode of each position.
Note that the above is only a better embodiment of the present invention and the applied technical principle.It will be appreciated by those skilled in the art that
The invention is not limited to the specific embodiments described herein, be able to carry out for a person skilled in the art it is various it is apparent variation,
It readjusts and substitutes without departing from protection scope of the present invention.Therefore, although being carried out by above embodiments to the present invention
It is described in further detail, but the present invention is not limited to the above embodiments only, without departing from the inventive concept, also
It may include more other equivalent embodiments, and the scope of the invention is determined by the scope of the appended claims.
Claims (10)
1. a kind of display panel characterized by comprising
Substrate；
Anode layer, the anode layer are set to the side of the substrate, and the anode layer includes several anodes and several
A dummy electrodes, several described dummy electrodes are distributed between several described anodes, and each dummy electrodes include tool
Angular lug boss and/or recessed portion.
2. display panel according to claim 1, which is characterized in that wedge angle is not present in the shape of the anode；Alternatively, institute
Stating the shape of anode, there are wedge angles, and the angle of the wedge angle of the dummy electrodes is less than the angle of any wedge angle of the anode shape
Degree.
3. display panel according to claim 1, which is characterized in that the dummy electrodes include main electrode, described convex
The portion of rising and/or the recessed portion are set in the main electrode；
Preferably, the recessed portion is symmetrical arranged along the direction that the main electrode extends and/or the lug boss is along the master
The extending direction of dry electrode is symmetrical arranged.
4. display panel according to claim 3, which is characterized in that the main electrode shape is bar shaped, the protrusion
Portion is the outwardly extending triangle of side wall along the main electrode, and/or,
The recessed portion is the triangle to extend internally along the side wall of the main electrode；
Preferably, the triangle is acute triangle.
5. display panel according to claim 3, which is characterized in that the dummy electrodes, which are at least set to part, has phase
Between the anode of adjacent relationship.
6. display panel according to claim 5, which is characterized in that the display panel includes several pixel lists
Member, each pixel unit include the sub-pixel of at least three kinds different colours, include at least one in each sub-pixel
The anode, the dummy electrodes, which are at least set to part, to be had between the pixel unit of neighbouring relations.
7. display panel according to claim 5 or 6, which is characterized in that be provided with pixel between the adjacent sub-pixel
Confining layers, the dummy electrodes are between the substrate and the pixel confining layer.
8. display panel according to claim 6, which is characterized in that further include be set in the substrate along first party
To extension data line and in a second direction the scan line that extends, the first direction intersect with the second direction；Wherein, until
The extending direction of the main electrode of few a part of dummy electrodes intersects with the extending direction of the data line, and/or, at least
The extending direction of the main electrode of a part of dummy electrodes intersects with the extending direction of the scan line；
Preferably, the extending direction of the main electrode of at least part dummy electrodes is vertical with the data line, and/or,
The extending direction of the main electrode of the dummy electrodes is vertical with the extending direction of the scan line at least partially.
9. display panel according to claim 3, which is characterized in that described includes folding shaft, and the main electrode is prolonged
Direction is stretched to intersect with the extending direction of the folding shaft；
Preferably, the extending direction of the main electrode is vertical with the extending direction of the folding shaft.
10. -9 described in any item display panels according to claim 1, which is characterized in that each dummy electrodes are connected with each other.
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| CN201910465659.7A CN110148682B (en) | 2019-05-30 | 2019-05-30 | Display panel |
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| CN201910465659.7A CN110148682B (en) | 2019-05-30 | 2019-05-30 | Display panel |
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| CN110148682B CN110148682B (en) | 2021-06-08 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021109805A1 (en) * | 2019-12-03 | 2021-06-10 | Oppo广东移动通信有限公司 | Display screen assembly and electronic device |
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