CN106229332B - Display panel and its manufacturing method, flexible display apparatus - Google Patents
Display panel and its manufacturing method, flexible display apparatus Download PDFInfo
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- CN106229332B CN106229332B CN201610840322.6A CN201610840322A CN106229332B CN 106229332 B CN106229332 B CN 106229332B CN 201610840322 A CN201610840322 A CN 201610840322A CN 106229332 B CN106229332 B CN 106229332B
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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
- H10K59/125—Active-matrix OLED [AMOLED] displays including organic TFTs [OTFT]
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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
- H10K59/40—OLEDs integrated with touch screens
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K71/00—Manufacture or treatment specially adapted for the organic devices covered by this subclass
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Abstract
The present invention provides display panel and its manufacturing methods, wherein display panel includes organic light emitting display and touch control layer group;Organic light emitting display includes the array substrate being sequentially stacked, organic luminescent device layer and thin-film encapsulation layer;Touch control layer group includes the water oxygen barrier layer and touch control electrode layer for being sequentially located at organic light emitting display light emission side, and touch control electrode layer has multiple touch control electrodes and multiple conducting pads, touch control electrode electrical connection conducting pad;There are array substrate multiple the first pads for display and multiple the second pads for touch-control, the conducting pad of touch control layer group to be electrically connected to the second pad.
Description
Technical field
The present invention relates to field of display technology more particularly to a kind of display panel using only flexible circuit board and its
Manufacturing method, and use a kind of flexible display apparatus.
Background technique
Fig. 1 is a kind of cross-sectional view of flexible display panels of the prior art.As shown in Figure 1, the display panel of the prior art
Including organic light emitting display 1 ' and touch control layer group 2 '.Organic light emitting display 1 ' includes the array substrate 11 ' being sequentially stacked, has
Machine light emitting device layer 12 ' and thin-film encapsulation layer 13 '.Array substrate 11 ' has a binding region, and binding region has multiple use
In the first pad 111 ' of display, the first pad 111 ' be connected respectively to one for interaction show data the first flexible circuit board
(not shown).Touch control layer group 2 ' includes the water oxygen barrier layer 21 ' and touch-control for being sequentially located at 1 ' light emission side of organic light emitting display
Electrode layer, touch control electrode layer have multiple touch control electrodes 23 ' and multiple conducting pads 24 ', the electrical connection conducting weldering of touch control electrode 23 '
Disk 24 ', conducting pad 24 ' are connected respectively to one for interacting the second flexible circuit board (not shown) of touch data.Obviously, existing
Have in technology since the first pad 111 ' and touch control electrode 23 ' for display are located at the organic light emitting display of display panel
Screen 1 ' and touch control layer group 2 ' (the first pad 111 ' and touch control electrode 23 ' are located at different layers), so can only be by respective
Flexible circuit board distinguishes interaction data.
The display panel of the prior art needs (to be located at the first flexible circuit of different layers by two flexible circuit boards
Plate and the second flexible circuit board) transmit touch data and display data respectively, it is complex in structure, increase the work of connection
Sequence, and increase the difficulty laid using the display device internal structure of the display panel.
Summary of the invention
For the problems of the prior art, the purpose of the present invention is to provide display panel and its manufacturing methods, can be only
Come simultaneous transmission touch data and display data using an integrated circuit or a flexible circuit board, structure is simple.
A kind of flexible display panels provided in an embodiment of the present invention, comprising:
One organic light emitting display, the organic light emitting display include the array substrate being sequentially stacked, organic illuminator
Part layer and thin-film encapsulation layer;And
One touch control layer group, water oxygen barrier layer and touch-control electricity including being sequentially located at the organic light emitting display light emission side
Pole layer, touch control electrode layer have multiple touch control electrodes and multiple conducting pads, and the touch control electrode is electrically connected the conducting pad;
The array substrate has multiple the first pads and multiple the second pads for touch-control for display, described
The conducting pad of touch control layer group is electrically connected to second pad.
In a kind of achievable mode of the invention, the touch control electrode layer includes multiple first touch control electrodes and multiple conductings
Pad;
First touch control electrode and conducting pad are located at the water oxygen barrier layer away from the organic light emitting display
Side, the conducting pad pass through the water oxygen barrier layer by via hole, and electric by way of silver paste or conductive gold spacer
It is connected to second pad,
Or first touch control electrode and conducting pad be located at the water oxygen barrier layer and the organic light emitting display it
Between, the conducting pad is electrically connected to second pad by way of silver paste or conductive gold spacer.
In a kind of achievable mode of the invention, the touch control electrode layer includes multiple second touch control electrodes, multiple thirds
Touch control electrode and multiple conducting pads;
The second touch control electrode, third touch control electrode and conducting pad are located at the water oxygen barrier layer away from described organic
The side of light emitting display, the conducting pad pass through the water oxygen barrier layer by via hole.
In a kind of achievable mode of the invention, the touch control electrode layer includes multiple second touch control electrodes, multiple thirds
Touch control electrode and multiple conducting pads;
The second touch control electrode, third touch control electrode and conducting pad are located at the water oxygen barrier layer and organic hair
Between light display screen.
In a kind of achievable mode of the invention, the touch control electrode layer includes multiple second touch control electrodes, multiple thirds
Touch control electrode and multiple conducting pads;
The second touch control electrode and part the conducting pad are located at the water oxygen barrier layer away from the organic light emission
The side of display screen, the part conducting pad pass through the water oxygen barrier layer by via hole;
The third touch control electrode and part the conducting pad are located at the water oxygen barrier layer and the organic light emission is aobvious
Between display screen.
In a kind of achievable mode of the invention, the touch control electrode layer includes multiple second touch control electrodes, multiple thirds
Touch control electrode and multiple conducting pads;
The part connecting with the second touch control electrode conducting pad is formed in the side of the touch control layer group, with institute
The part conducting pad for stating the connection of third touch control electrode is formed in the other side of the touch control layer group.
In a kind of achievable mode of the invention, the display panel includes display area and around the display area
Frame region, it is described conducting pad position correspond to the frame region.
In a kind of achievable mode of the invention,
The array substrate also has third pad, the first conductive layer, and the binding area inside the rim area;
First pad and the third pad are set in the binding area, and second pad is set to the side
It is located at other than the binding area in frame area, second pad is electrically connected by first conductive layer and the third pad
It connects.
In a kind of achievable mode of the invention, the spacing between second pad and the thin-film encapsulation layer be greater than or
Equal to 50 μm.
Further include a light polarizing film group in a kind of achievable mode of the invention, is formed in the touch control layer group away from described
The side of organic light emitting display.
A kind of manufacturing method of display panel provided in an embodiment of the present invention, comprising the following steps:
An organic light emitting display is provided, the organic light emitting display includes the array substrate being sequentially stacked, You Jifa
Optical device layer and thin-film encapsulation layer;And
A touch control layer group is formed in the side of the organic light emitting display, the touch control layer group is described including being sequentially located at
The water oxygen barrier layer and touch control electrode layer of organic light emitting display light emission side, touch control electrode layer have multiple touch control electrodes and more
A conducting pad, the touch control electrode are electrically connected the conducting pad, and the array substrate has a binding region, the binding
Region has multiple the first pads and multiple the second pads for touch-control for display, the conducting weldering of the touch control layer group
Disk is electrically connected to second pad.
In a kind of achievable mode of the invention, the conducting pad is located at the water oxygen barrier layer away from organic hair
The side of light display screen, the conducting pad passes through the water oxygen barrier layer by via hole, and passes through point silver paste or conductive gold
The mode of ball is electrically connected to second pad;
Or the conducting pad is between the water oxygen barrier layer and the organic light emitting display, the conducting pad
Second pad is electrically connected to by way of silver paste or conductive gold spacer.
In addition, the present invention also provides the flexible display apparatus comprising display panel described in any embodiment of the present invention.
Display panel and its manufacturing method of the invention has the advantage that
The invention shows panels and its manufacturing method can come together using only an integrated circuit or a flexible circuit board
When transmission touch data and display data, structure is simple, reduces the process of connection, and reduce using the display panel
The difficulty that display device internal structure is laid, enhances package reliability.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,
Objects and advantages will become more apparent upon.
Fig. 1 is a kind of cross-sectional view of flexible display panels of the prior art;
Fig. 2 is a kind of cross-sectional view of self-tolerant flexible display panels of the invention;
Fig. 3 is a kind of top view of the water oxygen barrier layer of self-tolerant flexible display panels of the invention;
Fig. 4 is a kind of top view of the array substrate of self-tolerant flexible display panels of the invention;
Fig. 5 is the cross-sectional view of another self-tolerant flexible display panels of the invention;
Fig. 6 is a kind of cross-sectional view of mutual capacitance type flexible display panels of the invention;
Fig. 7 is a kind of top view of the water oxygen barrier layer of mutual capacitance type flexible display panels of the invention;
Fig. 8 is a kind of top view of the array substrate of mutual capacitance type flexible display panels of the invention;
Fig. 9 is the top view of the water oxygen barrier layer of another mutual capacitance type flexible display panels of the invention;
Figure 10 is the cross-sectional view of another self-tolerant flexible display panels of the invention;And
Figure 11 is the cross-sectional view of another self-tolerant flexible display panels of the invention.
Specific embodiment
Example embodiment is described more fully with reference to the drawings.However, example embodiment can be with a variety of shapes
Formula is implemented, and is not understood as limited to embodiment set forth herein;On the contrary, thesing embodiments are provided so that the present invention will
Fully and completely, and by the design of example embodiment comprehensively it is communicated to those skilled in the art.It is identical attached in figure
Icon note indicates same or similar structure, thus will omit repetition thereof.
Fig. 2 is a kind of cross-sectional view of self-tolerant flexible display panels of the invention.Fig. 3 is that a kind of self-tolerant of the invention is soft
The top view of the water oxygen barrier layer of property display panel.Fig. 4 is a kind of array substrate of self-tolerant flexible display panels of the invention
Top view.As shown in Figures 2 to 4, a kind of display panel of the invention, comprising: organic light emitting display 1 and touch control layer group 2.Have
Machine light emitting display 1 includes array substrate 11, organic luminescent device layer 12 and the thin-film encapsulation layer 13 being sequentially stacked.Touch control layer group
2 include the water oxygen barrier layer 21, touch control electrode layer and light polarizing film group 22 for being sequentially located at 1 light emission side of organic light emitting display.This
In embodiment, touch control electrode layer has multiple first touch control electrodes 231 and multiple conducting pads 24,231 electricity of the first touch control electrode
Connection conducting pad 24.Light polarizing film group 22 is formed in the side that touch control layer group 2 deviates from organic light emitting display 1.
In the present embodiment, the first touch control electrode 231 is self-tolerant touch detection electrodes, and but not limited to this, is become at one
In shape example, the first touch control electrode 231 is also possible to that the mutual capacitance type touch control electrode of same layer is arranged in.Wherein, the first touch control electrode
231 are located at the side that water oxygen barrier layer 21 deviates from organic light emitting display 1 with conducting pad 24, and but not limited to this.Array base
Plate 11 has multiple the first pads 111 and multiple the second pads 112 for touch-control for display.Touch control layer group 2 is led
Logical pad 24 passes through water oxygen barrier layer 21 by via hole 211, is electrically connected by way of slurry or gold goal conducting directly down
To the second pad 112.In a preferred embodiment, the spacing d between the second pad 112 and thin-film encapsulation layer 13 is greater than or equal to 50
μm, to avoid the damage to thin-film encapsulation layer, guarantee packaging effect.So that the same layer (upper surface) in array substrate 11
First pad 111 and the second pad 112 can be separately connected the electrode for display and the first touch control electrode for touch-control
231, allow to through an integrated circuit 14 (IC) or a flexible circuit board (FPC) come 111 He of the first pad in succession
Second pad 112.Flexible display panels are only transmitted by an integrated circuit 14 (IC) or a flexible circuit board (FPC)
Whole display data and touch data.
Can be in realization mode in of the invention other, the array substrate 11 also has third pad (not shown),
First conductive layer (not shown), and the binding area A inside the display floater frame area;First pad, 111 He
The third pad is set in the binding area A, and the second pad is set in the display floater frame area and is located at binding
Other than area A, the second pad is electrically connected by first conductive layer with the third pad.Those skilled in that art should manage
Solution, the second pad 112 can be located at binding area A among, can also be located at display floater frame area in and be located at bind area A with
Outside, in above-mentioned implementation, the second pad is set in the display floater frame area and is located at other than binding area A.It needs
Illustrate, the other embodiment of the present invention, such as Fig. 2, Fig. 5, Fig. 6, shown in Figure 10 and Figure 11 etc., with the second pad 112
For being located among binding area A, but which is not limited by the present invention, specifically depends on the circumstances.
It may also be noted that first conductive layer can be the gate metal layer in array substrate 11, source-drain electrode gold
Belong to layer, scan line layer, data line layer, capacitance electrode layer, the anode layer and other any conductive films of reflection electrode layer or OLED
Layer, this is not limited by the present invention.
In a kind of achievable mode of the invention, touch control layer group 2 includes that an at least stepped area B, stepped area B is protruded from
The edge of thin-film encapsulation layer 13, conducting pad 24 are formed in stepped area B.Stepped area B be located at binding region A it is vertical on
The length of via hole 211 is successively shortened perpendicular to array substrate 11 in side, the perforation direction of via hole 211, reduces conducting pad 24 and the
The distance between two pads 112.Projection of the stepped area B in array substrate 11 can be overlapped or be tied up with binding region A
Determining region A includes, and successively reduces the area of stepped area B.It should be pointed out that in other implementations, touch control layer group 2
Can not have stepped area, in this way, conducting pad is directly formed at the fringe region of touch control layer group 2.
Fig. 5 is the cross-sectional view of another self-tolerant flexible display panels of the invention.As shown in figure 5, of the invention is another
Touch control electrode layer includes multiple first touch control electrodes 231 and multiple conducting pads 24 in kind self-tolerant flexible display panels.
Unlike the scheme in Fig. 2, the first touch control electrode 231 and conducting pad 24 can also be located at water oxygen barrier layer
Between 21 and organic light emitting display 1.This makes without punching on water oxygen barrier layer 21, but can be by the way that pad 24 is connected
Array substrate is connected to by way of silver paste or gold goal conducting directly down.Scheme in Fig. 5, which avoids, hinders water oxygen
The step of interlayer 21 punches, reduces fabrication steps, and shortens the transmission distance between conducting pad 24 and the second pad 112
From.
Similarly, first pad 111 of same layer (upper surface) and the second pad 112 can divide in array substrate 11
It Lian Jie be used for the electrode of display and the first touch control electrode 231 for touch-control, allowed to through an integrated circuit 14
(IC) or a flexible circuit board (FPC) comes the first pad 111 in succession and the second pad 112.Only pass through an integrated circuit
14 (IC) or a flexible circuit board (FPC) transmit the display data and touch data of flexible display panels whole.
Fig. 6 is a kind of cross-sectional view of mutual capacitance type flexible display panels of the invention.Fig. 7 is that a kind of mutual capacitance type of the invention is soft
The top view of the water oxygen barrier layer of property display panel.Fig. 8 is a kind of array substrate of mutual capacitance type flexible display panels of the invention
Top view.As shown in Fig. 6,7,8, a kind of mutual capacitance type flexible display panels of the invention, comprising: 1 He of organic light emitting display
Touch control layer group 2.Organic light emitting display 1 includes array substrate 11, organic luminescent device layer 12 and the thin-film package being sequentially stacked
Layer 13.Touch control layer group 2 include be sequentially located at the water oxygen barrier layer 21 of 1 light emission side of organic light emitting display, touch control electrode layer and
Light polarizing film group 22.In the present embodiment, touch control electrode layer has multiple second touch control electrodes 232, multiple 233 and of third touch control electrode
Multiple conducting pads 24, second touch control electrode 232, multiple third touch control electrodes 233 electrical connection conducting pad 24.Light polarizing film group 22
It is formed in the side that touch control layer group 2 deviates from organic light emitting display 1.
In the present embodiment, second touch control electrode 232, third touch control electrode 233 are mutual capacitance type touch detection electrodes, wherein
Second touch control electrode 232 is configured as touch detection electrodes, and third touch control electrode 233 is configured as touch-driven electrode, but not
As limit.Wherein, second touch control electrode 232, multiple third touch control electrodes 233 and conducting pad 24 are located at water oxygen barrier layer 21
Away from the side of organic light emitting display 1, but not limited to this.Array substrate 11 has a binding region A, binding region A tool
There are multiple the first pads 111 and multiple the second pads 112 for touch-control for display.The conducting pad of touch control layer group 2
24 pass through water oxygen barrier layer 21 by via hole 211, are electrically connected to the by way of silver paste or gold goal conducting directly down
Two pads 112.In a preferred embodiment, the spacing d between the second pad 112 and thin-film encapsulation layer 13 is greater than or equal to 50 μm,
To avoid the damage to thin-film encapsulation layer, guarantee packaging effect.So that in array substrate 11 same layer (upper surface)
One pad 111 and the second pad 112 can be separately connected the electrode for display and the second touch control electrode for touch-control
232, multiple third touch control electrodes 233 allow to through an integrated circuit 14 (IC) or a flexible circuit board (FPC)
Come the first pad 111 in succession and the second pad 112.Only pass through an integrated circuit 14 (IC) or a flexible circuit board
(FPC) the display data and touch data of flexible display panels whole are transmitted.
In a kind of achievable mode of the invention, touch control layer group 2 includes that an at least stepped area B, stepped area B is protruded from
The edge of thin-film encapsulation layer 13, the partially ON pad 24 being connect with second touch control electrode 232 and with third touch control electrode 233
The partially ON pad 24 of connection can be formed in stepped area B, and row is not limited.Stepped area B is located at binding region A
Vertical direction, the perforation direction of via hole 211 successively shortens the length of via hole 211 perpendicular to array substrate 11, reduces conducting weldering
The distance between disk 24 and the second pad 112.Projection of the stepped area B in array substrate 11 can be overlapped with binding region A
Or bound region A includes, and successively reduces the area of stepped area B.
In a kind of achievable mode of the invention, the second pad 112 and the metal carbonyl conducting layer same layer shape in array substrate 11
It is formed at or with metallic reflector in array substrate 11 for same layer, but not limited to this.Second pad 112 can also be by array
Other conductors in substrate 11 are formed.
Fig. 9 is the top view of the water oxygen barrier layer of another mutual capacitance type flexible display panels of the invention.As shown in figure 9,
As unlike in Fig. 7, according to the space requirement of the laying of second touch control electrode 232 and third touch control electrode 233.Pad is connected
24 can also be separately positioned on it is not ipsilateral.Such as: touch control electrode layer includes multiple second touch control electrodes 232, multiple third touch-controls
Electrode 233 and multiple conducting pads 24.The partially ON pad 24 connecting with second touch control electrode 232 is formed in touch control layer group 2
Side stepped area B, the partially ON pad 24 connecting with third touch control electrode 233 is formed in the another of touch control layer group 2
The stepped area B of side.It is contemplated that, in order to cooperate the layout that pad 24 is connected in Fig. 9, then with the corresponding battle array of conducting pad 24
112 (not shown) of the second pad of part in 11 (not shown) of column substrate for touch-control is formed in array substrate 11 1
The binding region of side, the second pad of rest part 112 are formed in the binding region of 11 other side of array substrate.It may be noted that
It is that in other implementations, touch control layer group 2 can also not have stepped area, in this way, conducting pad is directly formed at touching
Control the fringe region of layer group 2.
Figure 10 is the cross-sectional view of another self-tolerant flexible display panels of the invention.As shown in Figure 10, of the invention another
Touch control electrode layer includes multiple second touch control electrodes 232, multiple third touch control electrodes 233 in a kind of self-tolerant flexible display panels
With multiple conducting pads 24.Unlike the scheme in Fig. 6, second touch control electrode 232, third touch control electrode 233 and conducting
Pad 24 is between water oxygen barrier layer 21 and organic light emitting display 1.This makes without punching on water oxygen barrier layer 21, and
It is that can be connected to array substrate by way of silver paste or gold goal conducting directly down by the way that pad 24 is connected.In Fig. 6
Scheme avoid the step of punching to water oxygen barrier layer 21, reduce fabrication steps, and shorten conducting pad 24 and the
Transmission range between two pads 112.
Similarly, first pad 111 of same layer (upper surface) and the second pad 112 can divide in array substrate 11
It Lian Jie be used for the electrode of display and the first touch control electrode 231 for touch-control, allowed to through an integrated circuit 14
(IC) or a flexible circuit board (FPC) comes the first pad 111 in succession and the second pad 112.Only pass through an integrated circuit
14 (IC) or a flexible circuit board (FPC) transmit the display data and touch data of flexible display panels whole.
Figure 11 is the cross-sectional view of another self-tolerant flexible display panels of the invention.As shown in figure 11, of the invention another
Touch control electrode layer includes multiple second touch control electrodes 232, multiple third touch control electrodes 233 in a kind of self-tolerant flexible display panels
With multiple conducting pads 24.Unlike the scheme in Fig. 6, second touch control electrode 232 and partially ON pad 24 are located at water
Oxygen barrier layer 21 deviates from the side of organic light emitting display 1, and partially ON pad 24 passes through water oxygen barrier layer by via hole 211
21.Third touch control electrode 233 and partially ON pad 24 are between water oxygen barrier layer 21 and organic light emitting display 1.This is
A kind of malformation relative to the scheme in Fig. 6.
Similarly, first pad 111 of same layer (upper surface) and the second pad 112 can divide in array substrate 11
It Lian Jie be used for the electrode of display and the first touch control electrode 231 for touch-control, allowed to through an integrated circuit 14
(IC) or a flexible circuit board (FPC) comes the first pad 111 in succession and the second pad 112.Only pass through an integrated circuit
14 (IC) or a flexible circuit board (FPC) handle the display data and touch data of flexible display panels whole.
The present invention also provides a kind of manufacturing methods of display panel, comprising the following steps:
S100: an organic light emitting display is provided, organic light emitting display includes the array substrate being sequentially stacked, You Jifa
Optical device layer and thin-film encapsulation layer.
S200: a touch control layer group is formed in the side of organic light emitting display, touch control layer group includes being sequentially located at organic hair
Water oxygen barrier layer, touch control electrode layer and the light polarizing film group of light display screen light emission side, touch control electrode layer have multiple touch control electrodes
With multiple conducting pads, touch control electrode electrical connection conducting pad, array substrate has a binding region, and binding region has multiple
The first pad and multiple the second pads for touch-control, the conducting pad of touch control layer group for display are electrically connected to the second weldering
Disk.
In a kind of achievable mode of the invention, the conducting pad is located at the water oxygen barrier layer away from organic hair
The side of light display screen, the conducting pad passes through the water oxygen barrier layer by via hole, and passes through point silver paste or conductive gold
The mode of ball is electrically connected to second pad;
In some other implementation of the invention, the conducting pad is located at the water oxygen barrier layer and organic hair
Between light display screen, the conducting pad is electrically connected to second pad by way of silver paste or conductive gold spacer.
In some implementations of the invention, display panel includes display area and the rim area around display area
Domain, binding area are located at frame region.Second pad 112 formed with the metal carbonyl conducting layer same layer in array substrate 11 or with array base
Metallic reflector in plate 11 is formed for same layer, but the embodiment of the present invention is not limited.The perforation direction of via hole perpendicular to
Array substrate.Spacing between second pad and thin-film encapsulation layer is greater than or equal to 50 μm.
In addition, the embodiment of the invention also provides a kind of comprising display panel described in any of the above-described embodiment of the present invention
Flexible display apparatus, including but not limited to following electronic equipment: rollable or folding mobile phone, wrist-watch, bracelet, TV or
Other wearables are shown or touch-controlled electronic devices and smart phone flexible, tablet computer, laptop, desktop
Display, television set, intelligent glasses, smartwatch, ATM machine, digital camera, Vehicular display device, medical treatment show that industry control is shown,
Electric paper book, electro phoretic display device, game machine, transparent display, display with double faces, naked eye 3D display device, mirror surface show equipment, partly
Reflection and half-transmission type shows equipment or flexible touch screen etc..In summary, the invention shows panels and its manufacturing method only to make
With an integrated circuit or a flexible circuit board come simultaneous transmission touch data and display data, structure is simple, reduces company
The process connect, and reduce the difficulty laid using the display device internal structure of the display panel.
The above content is a further detailed description of the present invention in conjunction with specific preferred embodiments, and it cannot be said that
Specific implementation of the invention is only limited to these instructions.For those of ordinary skill in the art to which the present invention belongs, exist
Under the premise of not departing from present inventive concept, a number of simple deductions or replacements can also be made, all shall be regarded as belonging to of the invention
Protection scope.
Claims (11)
1. a kind of display panel characterized by comprising
One organic light emitting display, the organic light emitting display include the array substrate being sequentially stacked, organic luminescent device layer
And thin-film encapsulation layer;And
One touch control layer group, water oxygen barrier layer and touch control electrode including being sequentially located at the organic light emitting display light emission side
Layer, touch control electrode layer have multiple touch control electrodes and multiple conducting pads, and the touch control electrode is electrically connected the conducting pad;
The array substrate has multiple the first pads and multiple the second pads for touch-control for display, the touch-control
The conducting pad of layer group is electrically connected to second pad;Touch control layer group includes that an at least stepped area, stepped area protrudes from
The edge of thin-film encapsulation layer, conducting pad are formed in stepped area, and stepped area is located at the vertical direction of the second pad;Described
Spacing between two pads and the thin-film encapsulation layer is greater than or equal to 50 μm.
2. display panel as described in claim 1, which is characterized in that the touch control electrode layer includes multiple first touch control electrodes
With multiple conducting pads;
First touch control electrode and conducting pad are located at the side that the water oxygen barrier layer deviates from the organic light emitting display,
The conducting pad passes through the water oxygen barrier layer by via hole, and is electrically connected to by way of silver paste or conductive gold spacer
Second pad,
Or first touch control electrode and conducting pad between the water oxygen barrier layer and the organic light emitting display, institute
It states conducting pad and is electrically connected to second pad by way of silver paste or conductive gold spacer.
3. display panel as described in claim 1, which is characterized in that the touch control electrode layer includes multiple second touch-control electricity
Pole, multiple third touch control electrodes and multiple conducting pads;
The second touch control electrode, third touch control electrode and conducting pad are located at the water oxygen barrier layer away from the organic light emission
The side of display screen, the conducting pad pass through the water oxygen barrier layer by via hole.
4. display panel as described in claim 1, which is characterized in that the touch control electrode layer includes multiple second touch-control electricity
Pole, multiple third touch control electrodes and multiple conducting pads;
The second touch control electrode, third touch control electrode and conducting pad are located at the water oxygen barrier layer and the organic light emission is aobvious
Between display screen.
5. display panel as described in claim 1, which is characterized in that the touch control electrode layer includes multiple second touch-control electricity
Pole, multiple third touch control electrodes and multiple conducting pads;
The second touch control electrode and part the conducting pad are located at the water oxygen barrier layer away from the organic light emitting display
The side of screen, the part conducting pad pass through the water oxygen barrier layer by via hole;
The third touch control electrode and part the conducting pad are located at the water oxygen barrier layer and the organic light emitting display
Between.
6. display panel as described in claim 1, which is characterized in that the display panel includes display area and around institute
The frame region of display area is stated, the position of the conducting pad corresponds to the frame region.
7. display panel as claimed in claim 6, which is characterized in that the array substrate also has third pad, and first leads
Electric layer, and the binding area inside the frame region;
First pad and the third pad are set in the binding area, and second pad is set to the rim area
It is located at other than the binding area in domain, second pad is electrically connected by first conductive layer with the third pad.
8. display panel as claimed in any of claims 1 to 7 in one of claims, which is characterized in that further include a light polarizing film group, formed
Deviate from the side of the organic light emitting display in the touch control layer group.
9. a kind of manufacturing method of display panel, which comprises the following steps:
An organic light emitting display is provided, the organic light emitting display includes the array substrate being sequentially stacked, organic illuminator
Part layer and thin-film encapsulation layer;And
A touch control layer group is formed in the side of the organic light emitting display, the touch control layer group is described organic including being sequentially located at
The water oxygen barrier layer and touch control electrode layer of light emitting display light emission side, touch control electrode layer have multiple touch control electrodes and multiple lead
Logical pad, the touch control electrode are electrically connected the conducting pad, and the array substrate has a binding region, the binding region
With multiple the first pads and multiple the second pads for touch-control for display, the conducting pad electricity of the touch control layer group
It is connected to second pad;Touch control layer group includes an at least stepped area, and stepped area protrudes from the edge of thin-film encapsulation layer,
Conducting pad is formed in stepped area, and stepped area is located at the vertical direction of the second pad;Second pad and the film
Spacing between encapsulated layer is greater than or equal to 50 μm.
10. the manufacturing method of display panel as claimed in claim 9, which is characterized in that the conducting pad is located at the water
Oxygen barrier layer deviates from the side of the organic light emitting display, and the conducting pad passes through the water oxygen barrier layer by via hole,
And second pad is electrically connected to by way of silver paste or conductive gold spacer;
Or the conducting pad, between the water oxygen barrier layer and the organic light emitting display, the conducting pad passes through
Point silver paste or the mode of conductive gold spacer are electrically connected to second pad.
11. a kind of flexible display apparatus, which is characterized in that include the display panel as described in claim 1-8 any one.
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CN106896960A (en) * | 2017-02-28 | 2017-06-27 | 昆山国显光电有限公司 | Touch display screen and preparation method thereof |
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CN107203075B (en) * | 2017-05-22 | 2020-02-07 | 京东方科技集团股份有限公司 | Touch display panel and liquid crystal display device |
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CN107807753A (en) * | 2017-10-31 | 2018-03-16 | 武汉华星光电技术有限公司 | Touch oled display panel and display device |
CN108227290A (en) * | 2018-01-31 | 2018-06-29 | 京东方科技集团股份有限公司 | Mask plate, the organic protection layer obtained using it and display device |
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