CN107240598A - Display panel with touch controllable function, OLED modules and display - Google Patents
Display panel with touch controllable function, OLED modules and display Download PDFInfo
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- CN107240598A CN107240598A CN201710386690.2A CN201710386690A CN107240598A CN 107240598 A CN107240598 A CN 107240598A CN 201710386690 A CN201710386690 A CN 201710386690A CN 107240598 A CN107240598 A CN 107240598A
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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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Abstract
The disclosure is directed to the display panel with touch controllable function, OLED modules and display.The display panel includes substrate and backboard luminescent layer, and the display panel also includes the thin film encapsulation layers with touch controllable function layer；The touch controllable function layer includes organic film and inorganic matter encapsulated layer；Wherein, colour filtering CF of the organic film including light tight and conductive multiple matrix-blocks and for each two matrix-block described in electrical isolation；The inorganic matter encapsulated layer is used to the organic film being isolated from the outside.The problems such as technical scheme solves the technique of current complexity, film layer structure complexity, the process for simplifying manufacturing process improves the yield of processing procedure；Meanwhile, using organic matter and the matching structure of inorganic matter, it is to avoid the problem of stress is arranged in pairs or groups between multilayer inorganic matter, improve the flexural property of display panel, it is to avoid phenomenon of rupture is produced in BENDING PROCESS.
Description
Technical field
This disclosure relates to electronic device field, more particularly to the display panel with touch controllable function, OLED modules and display
Device.
Background technology
At present, according to the difference in the structure design of touch control display panel, external hanging type (out- can typically be divided into
Cell) with embedded (in-cell/on-cell) touch control display plate.Wherein, external hanging type touch control display panel be will be independent
Trackpad is combined with general display board, and embedded touch formula display panel is then directly to set touch-control sensing component
In display board on the inner or outer side of substrate.Whether what type of touch control display panel, traditional touch is shown
Substrate thickness used in panel is general is about 0.4 millimeter to 0.55 millimeter, and in the market can not have gradually been met for slimming
The requirement of the thickness of Trackpad.
The content of the invention
The embodiment of the present disclosure provides display panel, Organic Light Emitting Diode (Organic Light- with touch controllable function
Emitting Diode, OLED) module and display.The technical scheme is as follows：
According to the first aspect of the embodiment of the present disclosure there is provided a kind of display panel with touch controllable function, including substrate and
Backboard luminescent layer, the display panel also includes the thin film encapsulation layers with touch controllable function layer；The touch controllable function layer includes
Machine thing film layer and inorganic matter encapsulated layer；
Wherein, the organic film is including light tight and conductive multiple matrix-blocks and for described in electrical isolation every two
The colour filtering CF of individual matrix-block；The inorganic matter encapsulated layer is used to the organic film being isolated from the outside.
The technical scheme provided by this disclosed embodiment can include the following benefits：Solve the work of current complexity
Skill, the problems such as film layer structure is complicated, the process for simplifying manufacturing process improves the yield of processing procedure；Meanwhile, using organic matter and
The matching structure of inorganic matter, it is to avoid the problem of stress is arranged in pairs or groups between multilayer inorganic matter, improves the flexural property of display panel,
Avoid producing phenomenon of rupture in BENDING PROCESS.
In one embodiment, the multiple matrix-block is divided into is used for during the capacitance of the display panel is detected
The emission source of transmission signal and the reception source for receiving signal；The organic film is by insulating barrier, receiving layer and emission layer
Up of three layers；
Wherein, the multiple CF constitutes the insulating barrier, the position that the CF is set and the hair in backlight luminescence layer
Optical device is corresponding, and the CF is used for the light for filtering corresponding luminescent device transmitting；
Reception source in the multiple matrix-block constitutes the receiving layer, and each reception source is separately positioned on each two
Between adjacent C F, the receiving layer is arranged far from the side of the backlight luminescence layer；
Emission source in the multiple matrix-block constitutes the emission layer, and each emission source is located at the backboard respectively
Top in luminescent layer between adjacent luminescent device, the emission layer is arranged on the downside of the receiving layer；Wherein, it is described to receive
There is space between layer and the transmission layer.
The technical scheme provided by this disclosed embodiment can include the following benefits：Describe emission layer, receiving layer and
Positional structure between insulating barrier, so as to prevent conductive between emission layer and receiving layer from structure.
In one embodiment, the matrix-block is opaque and conductive material, and the matrix-block also includes preparing in institute
State the first pattern wire on matrix-block.
The technical scheme provided by this disclosed embodiment can include the following benefits：Introduce matrix-block and realize conduction
A kind of mode, the preparation technology of the matrix-block of this mode is simpler.
In one embodiment, the matrix-block includes first piece and second piece, and described first piece is opaque and does not lead
The material of electricity, described second piece is conductive material, and the matrix-block also includes preparing the second wire on described second piece.
The technical scheme provided by this disclosed embodiment can include the following benefits：Introduce matrix-block and realize conduction
Another way, this mode can save conductive material, cost-effective.
In one embodiment, pattern wire includes the first pattern wire and the second pattern wire, and the pattern wire leads to
Following any mode is crossed to set：
Pass through printing type formation pattern wire；
Pass through shooting style formation pattern wire；
Pattern wire is formed by dry etching mode；
Pattern wire is formed by wet etching mode.
The technical scheme provided by this disclosed embodiment can include the following benefits：Introduce setting for multiple patterns wire
Method is put, can be according to different situation pattern-making wires.
In one embodiment, the matrix-block is black.
The technical scheme provided by this disclosed embodiment can include the following benefits：The light transmission of black matrix" block
It is worst, prevent that colour contamination effect is best.
The first inorganic matter encapsulated layer, the substrate and the back of the body are packaged with the organic film in one embodiment
The second inorganic matter encapsulated layer is packaged with light luminescent layer；
Wherein, emission source is arranged on the one side contacted on the second inorganic matter encapsulated layer with organic film, the reception source
It is arranged on the one side contacted on the first inorganic matter encapsulated layer with organic film.
The technical scheme provided by this disclosed embodiment can include the following benefits：The position of matrix-block is introduced, from
And ensure that matrix-block can both receive transmission signal, again can be with the colour contamination between luminescent device.
In one embodiment, the inorganic matter encapsulated layer is made up of at least one of nitride, oxide material.
The technical scheme provided by this disclosed embodiment can include the following benefits：Introduce the material of inorganic matter encapsulated layer
Material.
In one embodiment, the display panel also includes：Optical cement and epiphragma, the optical cement are used for the lid
Film is bonded on the first inorganic matter encapsulated layer.
The technical scheme provided by this disclosed embodiment can include the following benefits：Whole display panel is improved, and
The present embodiment is that can reach polarization effect without polaroid.
According to the second aspect of the embodiment of the present disclosure there is provided a kind of OLED modules, including：
Any display panel with touch controllable function；
For the control chip for controlling display panel to show.
According to the third aspect of the embodiment of the present disclosure there is provided a kind of display, including：
Above-mentioned OLED modules；
The OLED modules include：
Any display panel with touch controllable function；
For the control chip for controlling display panel to show..
It should be appreciated that the general description of the above and detailed description hereinafter are only exemplary and explanatory, not
The disclosure can be limited.
Brief description of the drawings
Accompanying drawing herein is merged in specification and constitutes the part of this specification, shows the implementation for meeting the disclosure
Example, and be used to together with specification to explain the principle of the disclosure.
Fig. 1 is the block diagram of the display panel with touch controllable function according to an exemplary embodiment.
Fig. 2 is the block diagram of the insulating barrier according to an exemplary embodiment.
Fig. 3 is the block diagram of reception (Rx) layer according to an exemplary embodiment.
Fig. 4 is the block diagram of transmitting (Tx) layer according to an exemplary embodiment.
Fig. 5 is the block diagram of the matrix-block according to an exemplary embodiment.
Fig. 6 is the block diagram of the matrix-block according to an exemplary embodiment.
Fig. 7 is the block diagram of the display panel with touch controllable function according to an exemplary embodiment.
Fig. 8 is the block diagram of the display panel with touch controllable function according to an exemplary embodiment.
Embodiment
Here exemplary embodiment will be illustrated in detail, its example is illustrated in the accompanying drawings.Following description is related to
During accompanying drawing, unless otherwise indicated, the same numbers in different accompanying drawings represent same or analogous key element.Following exemplary embodiment
Described in embodiment do not represent all embodiments consistent with the disclosure.On the contrary, they be only with it is such as appended
The example of the consistent apparatus and method of some aspects be described in detail in claims, the disclosure.
With rapidly improving for Display Technique, and for existing display device, Organic Light Emitting Diode
(Organic Light Emitting Diode, OLED) as a kind of current mode luminescent device, because its self-luminous,
Quick response, wide viewing angle and high-performance display field is applied to the features such as can be produced in flexible substrate more and more works as
In.
At present, the touch of embedded touch display board and encapsulated layer combine the structure, it is necessary to three layers, and inorganic encapsulated layer has
Machine layer and transparency conducting layer, preparation technology is complex, use to be made process more, reduce and yield be made；It is simultaneously transparent
Conductive layer is that larger interfacial stress is there is between inorganic matter, and inorganic encapsulated film layer, for flexible OLED, is unfavorable for
Bending, easily produces the phenomenons such as fracture.
The problem of the present embodiment is solved be：How while technique is simplified, flexural property is improved, fracture is prevented.
The application is in order to realize more preferable slimming, it is to avoid external hanging type touch-control increases the cost of a tunic material, technological invention
Point is embedded touch mode, due to in-cell technical approach, takes pixel cell, while OLED negative electrodes can be to (touching
Layer) touch signal produce influence etc., the present embodiment be directed to touch controllable function display panel on-cell touch control manners
The innovation of progress.Here, on-cell refers to touch-screen being embedded between the colored filter substrate of display screen and polaroid
Method, i.e., match somebody with somebody touch sensor on liquid crystal panel.
Embodiment one
Fig. 1 is a kind of structural representation of display panel with touch controllable function according to an exemplary embodiment,
Display panel includes substrate 10 and backboard luminescent layer 20, and the display panel also includes the thin film encapsulation layers with touch controllable function layer 40
30；Touch controllable function layer 40 includes organic film 401 and inorganic matter encapsulated layer 402；
Wherein, organic film 401 is including light tight and conductive multiple matrix-blocks 4011 and for described in electrical isolation
The colour filtering (Color Filter, CF) 4012 of each two matrix-block；Inorganic matter encapsulated layer 402 is used for organic film
401 are isolated from the outside.
In the present embodiment, matrix-block is used as the channel for communication.
The problems such as the present embodiment solves the technique of current complexity, film layer structure complexity, the process for simplifying manufacturing process,
Improve the yield of processing procedure；Meanwhile, using organic matter and the matching structure of inorganic matter, it is to avoid stress is taken between multilayer inorganic matter
With the problem of, improve the flexural property of display panel, it is to avoid phenomenon of rupture is produced in BENDING PROCESS.
In one embodiment, multiple 4011 points of matrix-blocks are to be used to launch during the capacitance of detection display panel
The emission source 4011a of the signal and reception source 4011b for receiving signal；Organic film 401 includes Tx layers 4013, insulating barrier
4014 and Rx layers 4015；
Wherein, as shown in Fig. 2 multiple CF4012 constitute insulating barrier 4014, the position that CF4012 is set and backlight luminescence layer
Luminescent device in 20 is corresponding, and CF4012 is used for the light for filtering corresponding luminescent device transmitting；Here, CF4012 equivalent to
Bridge region.
As shown in figure 3, the reception source 4011b composition Rx layers 4015 in multiple matrix-blocks 4011, each to receive source 4011b points
It is not arranged between each two adjacent C F4012, Rx layers 4015 are arranged far from the side of backlight luminescence layer 20；Reception source 4011b
For blocking the optical crosstalk that CF4012 is sent；
As shown in figure 4, the emission source 4011a in multiple matrix-blocks 4011 constitutes Tx layers, each emission source 4011a distinguishes position
Top in backboard luminescent layer 20 between adjacent luminescent device, Tx layers be arranged on Rx layers downside；Emission source 4011a is used to hide
Keep off the optical crosstalk of luminescent device 201.Because in manufacturing process, Tx layers 4013 are prepared in the top of backlight luminescence layer 20, therefore on
Top, lower section are stated with being same direction below the top of corresponding preparation one tunic layer order.
Wherein, there is space between Tx layers 4013 and Rx layers 4015, do not contact.
An opaque matrix-block is both provided between the adjacent luminescent device 201 of above-mentioned each two, so, two adjacent
The light for the coincidence that luminescent device 201 is sent will be blocked by matrix-block 4011, and the light of coincidence would not be launched, this
Would not optical crosstalk between sample, adjacent luminescent device 201.
What deserves to be explained is, the present embodiment integrates current thin film encapsulation layers and counnter attack film layer, reduces external hanging type and touches
Layer and rotatory polarization piece, at least reduce two layers of film layer.
In one embodiment, as shown in figure 5, matrix-block 4011 is opaque and conductive material, matrix-block 4011 is also wrapped
Include the first wire (pattern) 4011c prepared on matrix-block 4011.
Here, the first pattern wires 4011a prepared by each matrix-block 4011 is not quite similar.
In one embodiment, it is described as shown in fig. 6, matrix-block 4011 includes first piece of 4011d and second piece of 4011e
First piece is opaque and non electrically conductive material, and described second piece is conductive material, and the matrix-block 4011 also includes preparing
The 2nd pattern wires 4011f on second piece of 4011e.
The matrix-block 4011 of the present embodiment also has other possible, for example, first piece of 4011d is non electrically conductive material；Second
Block 4011e is opaque and conductive material, if it ensure that matrix-block is integrally opaque, and can be conductive.
In one embodiment, pattern wires include the first pattern wires 4011c and the 2nd pattern wires
4011f, is set in the following manner：
Pass through printing type formation pattern wires；
By taking pictures, (photo) mode forms pattern wires；
Pattern wires are formed by dry etching mode；
Pattern wires are formed by wet etching mode.
In one embodiment, matrix-block 4011 is black.
It is opaque and conductive material for matrix-block 4011, whole matrix-block 4011 is all black；For matrix-block
4011 include first piece of 4011d and second piece of 4011e when, first piece of 4011d and second piece of 4011e can be black non transparent
, or, first piece of 4011d is black non transparent, and second piece of 4011e is transparent.As long as not influenceing user's visual effect,
So that user thinks that matrix-block 4011 is the material of black non transparent.
In one embodiment, as shown in fig. 7, inorganic matter encapsulated layer 402 includes the first inorganic matter encapsulated layer 4021 and the
It is packaged with the first inorganic matter encapsulated layer 4021, backlight luminescence layer 20 and seals on two inorganic matter encapsulated layers 4022, organic film 401
Equipped with the second inorganic matter encapsulated layer 4022；
Wherein, emission source 4011a is arranged on one contacted on the second inorganic matter encapsulated layer 4022 with organic film 401
Face, receives source 4011b and is arranged on the one side contacted on the first inorganic matter encapsulated layer 4021 with organic film 401.
Preparation order when referring to prepare each film layer from level to level by encapsulation order on here, what is first prepared is lower floor,
What is prepared afterwards is upper strata, that is, closer to extraneous direction, under be opposite direction.
In one embodiment, the structure of most preferred touch controllable function layer is introduced, the structure can simplify technique, and prevent
Multilayer causes panel breaking, as shown in fig. 7, the structural order of touch controllable function layer 40 is：
From the second inorganic matter encapsulated layer 4022 of substrate 10 and backlight luminescence layer 20, Tx layers 4013, insulating barrier are followed successively by
4014th, Rx layers 4015, the first inorganic matter encapsulated layer 4021.
In one embodiment, inorganic matter encapsulated layer 402 is made up of at least one of nitride, oxide material.
In the present embodiment, inorganic matter encapsulated layer 402 is used to completely cut off aqueous vapor, oxygen, protects luminescent device 201.
In the present embodiment, when whole matrix-block 4011 is conductive material, matrix-block 4011 is by organic, opaque resin
It is made；When whole 4011 points of matrix-block is first piece 4011b and second piece 40112, first piece of 4011b is by nonconducting impermeable
Bright material is made, and second piece of 4011c is made of an electrically conducting material.
In one embodiment, as shown in figure 8, the display panel also includes：Optical cement 50 and epiphragma 60, optical cement 50
For epiphragma 60 to be bonded at into the first inorganic matter encapsulated layer 4021.
In the present embodiment, said structure can be prepared in the following manner：
After backlight luminescence layer completes, the luminescent device of general backlight luminescence layer is OLED, the system of touch controllable function layer
The standby stacked system by organic and inorganic layer is carried out.OLED outside is the second inorganic matter encapsulated layer 4022, inorganic second
On thing encapsulated layer 4022, the correspondence position between the adjacent luminescent device 201 of each two prepares conductive and opaque emission source
4011a, using emission source 4011a as Tx layers 4013 launch channel, wherein, by printing or photo, dry on matrix-block
Carve or the mode such as wet etching sets the first pattern wires；CF4012 is prepared between emission source 4011a space two-by-two, will
CF402 prepares conductive and opaque reception source 4011b, will connect again as the bridge region of insulating barrier 4014 on CF4012
Receipts source 4011b as Rx layers 4015 reception channel, wherein, receive source 4011b on by printing or photo, dry etching or
The modes such as wet etching set pattern wires.In the outermost of Rx layers 4015, outermost first inorganic encapsulated layer 4021 is prepared, is protected
Protect the wire on upper strata, it is to avoid the problems such as aoxidizing and contact.On the first inorganic matter encapsulated layer by optical cement (OCA,
Optically Clear Adhesive) 50 epiphragma 60 is stained with, so as to complete the preparation of whole panel.
Display panel and antireflection film with touch controllable function can be incorporated on same substrate 10 by the present embodiment, and
CF4012 can be all as the bridge zone domain between on-cell touch emission source 4011a and reception source 4011b
CF4012 constitutes insulating barrier 4014.So, reduce emission source 4011a and receive the reflectivity of source 4011b conducting metals, lead to
The more frivolous display panel with touch controllable function can be produced by crossing reduction substrate thickness, more resistant to bending.
The display panel with touch controllable function of the present embodiment can be active matrix-driven organic light-emitting diode
(Active Matrix Driving Organic Light Emitting Diode, AMOLED) display panel.
Embodiment two
The present embodiment provides a kind of OLED modules, including：
The above-mentioned display panel with touch controllable function；
For the control chip for controlling display panel to show.
Embodiment three
The present embodiment provides a kind of display, and the display includes：
Above-mentioned OLED modules；
The OLED modules include：
Any of the above-described kind there is touch controllable function display panel；
For the control chip for controlling display panel to show.
Wherein, the overall structure of control chip, is all made up of HPI, controller, clock generator etc., but not
Same control chip, its internal composition has larger difference.For example, in terms of input interface, some control chips only have simulation
Input interface；Some control chips then have analog- and digital- two kinds of interfaces；Also some main control chips, due to not integrated mould
Number change-over circuit, therefore, only receives the data signal of outside analog to digital conversion circuit output.
Those skilled in the art will readily occur to its of the disclosure after considering specification and putting into practice disclosure disclosed herein
Its embodiment.The application is intended to any modification, purposes or the adaptations of the disclosure, these modifications, purposes or
Person's adaptations follow the general principle of the disclosure and including the undocumented common knowledge in the art of the disclosure
Or conventional techniques.Description and embodiments are considered only as exemplary, and the true scope of the disclosure and spirit are by following
Claim is pointed out.
It should be appreciated that the precision architecture that the disclosure is not limited to be described above and is shown in the drawings, and
And various modifications and changes can be being carried out without departing from the scope.The scope of the present disclosure is only limited by appended claim.
Claims (11)
1. a kind of display panel with touch controllable function, including substrate and backboard luminescent layer, it is characterised in that the display panel
Also include the thin film encapsulation layers with touch controllable function layer；The touch controllable function layer includes organic film and inorganic matter encapsulated layer；
Wherein, the organic film is including light tight and conductive multiple matrix-blocks and for each two square described in electrical isolation
The colour filtering CF of battle array block；The inorganic matter encapsulated layer is used to the organic film being isolated from the outside.
2. display panel according to claim 1, it is characterised in that the multiple matrix-block, which is divided into, is detecting the display
Reception source during the capacitance of panel for the emission source of transmission signal and for receiving signal；The organic film by
Insulating barrier, receiving layer and emission layer up of three layers；
Wherein, the multiple CF constitutes the insulating barrier, the position that the CF is set and the photophore in backlight luminescence layer
Part is corresponding, and the CF is used for the light for filtering corresponding luminescent device transmitting；
Reception source in the multiple matrix-block constitutes the receiving layer, and it is adjacent that each reception source is separately positioned on each two
Between CF, the receiving layer is arranged far from the side of the backlight luminescence layer；
Emission source in the multiple matrix-block constitutes the emission layer, and each emission source is located at the backboard and lighted respectively
Top in layer between adjacent luminescent device, the emission layer is arranged on the downside of the receiving layer；Wherein, the receiving layer and
There is space between the transmission layer.
3. display panel according to claim 1, it is characterised in that the matrix-block is opaque and conductive material, institute
Stating matrix-block also includes preparing the first pattern wire on the matrix-block.
4. display panel according to claim 1, it is characterised in that the matrix-block includes first piece and second piece, institute
It is opaque and non electrically conductive material to state first piece, and described second piece is conductive material, and the matrix-block also includes preparing in institute
State the second wire on second piece.
5. the display panel according to claim 3 or 4, it is characterised in that pattern wire includes the first pattern wire and the
Two pattern wires, the pattern wire is set by following any mode：
Pass through printing type formation pattern wire；
Pass through shooting style formation pattern wire；
Pattern wire is formed by dry etching mode；
Pattern wire is formed by wet etching mode.
6. the display panel according to claim 1 with touch controllable function, it is characterised in that the matrix-block is black
's.
7. the display panel according to claim 2 with touch controllable function, it is characterised in that sealed on the organic film
Equipped with the first inorganic matter encapsulated layer, the second inorganic matter encapsulated layer is packaged with the substrate and backlight luminescence layer；
Wherein, the emission source is arranged on the one side contacted on the second inorganic matter encapsulated layer with the organic film, institute
State reception source and be arranged on the one side contacted on the first inorganic matter encapsulated layer with the organic film.
8. display panel according to claim 1, it is characterised in that the inorganic matter encapsulated layer is by nitride, oxide
At least one of material be made.
9. display panel according to claim 7, it is characterised in that the display panel also includes：Optical cement and epiphragma, institute
Stating optical cement is used to the epiphragma being bonded at the first inorganic matter encapsulated layer.
10. a kind of organic light emission OLED modules, it is characterised in that including：
Any display panel with touch controllable function as described in claim 1-9；
For the control chip for controlling the display panel to show.
11. a kind of display, it is characterised in that including：
OLED modules, including：
Any display panel with touch controllable function as described in claim 1-9；
For the control chip for controlling the display panel to show.
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| CN201710386690.2A CN107240598B (en) | 2017-05-26 | 2017-05-26 | Display panel with touch function, OLED module and display |
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| CN201710386690.2A CN107240598B (en) | 2017-05-26 | 2017-05-26 | Display panel with touch function, OLED module and display |
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| CN107240598B CN107240598B (en) | 2021-03-16 |
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| CN106157818A (en) * | 2016-09-05 | 2016-11-23 | 京东方科技集团股份有限公司 | A kind of flexible display panels, its manufacture method and display device |
| US20170090634A1 (en) * | 2015-09-24 | 2017-03-30 | Lg Display Co., Ltd. | Display device including touch screen function |
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| US20100136868A1 (en) * | 2008-12-03 | 2010-06-03 | Yu-Feng Chien | Method of forming a color filter touch sensing substrate |
| US20170090634A1 (en) * | 2015-09-24 | 2017-03-30 | Lg Display Co., Ltd. | Display device including touch screen function |
| CN105977279A (en) * | 2016-07-07 | 2016-09-28 | 京东方科技集团股份有限公司 | Organic electroluminescence diode substrate and preparation method and display apparatus thereof |
| CN106157818A (en) * | 2016-09-05 | 2016-11-23 | 京东方科技集团股份有限公司 | A kind of flexible display panels, its manufacture method and display device |
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