CN107768416A - A kind of display screen and preparation method thereof, display device - Google Patents
A kind of display screen and preparation method thereof, display device Download PDFInfo
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- CN107768416A CN107768416A CN201711049048.1A CN201711049048A CN107768416A CN 107768416 A CN107768416 A CN 107768416A CN 201711049048 A CN201711049048 A CN 201711049048A CN 107768416 A CN107768416 A CN 107768416A
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- drive signal
- image element
- display screen
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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
- H10K59/131—Interconnections, e.g. wiring lines or terminals
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
- G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
- G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
- G09G3/3208—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED]
- G09G3/3225—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED] using an active matrix
-
- 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
Abstract
A kind of display screen of disclosure and preparation method thereof, display device, the display screen include：First signals layer and secondary signal layer, wherein：The first signal wire is included in first signals layer, the first signal wire is connected with the image element circuit in display screen, and the first signal wire is used to provide the first drive signal, and the first drive signal is used to drive image element circuit；Secondary signal line is included in secondary signal layer, secondary signal line is used to provide the second drive signal, and the second drive signal is the signal of no exceptions；Secondary signal layer is connected in the position that the first drive signal deforms with the first signals layer so that secondary signal line is connected with the image element circuit of the opening position, and the second drive signal drives the image element circuit of the opening position.Due to the signal that the second drive signal is no exceptions, therefore, image element circuit is driven by the second drive signal, compared to existing technologies, it is ensured that to the driven of image element circuit, and then the problem of avoid display device from not showing normally.
Description
Technical field
The application is related to display technology field, more particularly to a kind of display screen and preparation method thereof, display device.
Background technology
Organic light-emitting display device is a kind of using display device of the Organic Light Emitting Diode as luminescent device, is had pair
Than spending high, thickness of thin, the features such as visual angle is wide, reaction speed is fast, low-power consumption, be applied to each display and photograph more and more
Bright field.
Generally, driver and multiple pixels can be included in organic light-emitting display device, each pixel can correspond to one
Individual image element circuit, wherein, driver can produce drive signal, and the drive signal can transmit in multiple image element circuits, and
Drive each image element circuit so that the lumination of light emitting diode in image element circuit, whole display device light.
However, in actual applications, when drive signal transmits in image element circuit, due to ohmic drop in image element circuit
Influence, drive signal can inevitably deform, for example, the amplitude of drive signal reduces, waveform changes.This
Sample, in the case where drive signal changes, it will influence driven of the drive signal to image element circuit, and then influence aobvious
The normal display of showing device.
The content of the invention
The embodiment of the present application provides a kind of display screen and preparation method thereof, display device, for solving existing organic hair
In electro-optical display device, due to drive signal deform caused by display device can not normally show the problem of.
The embodiment of the present application provides a kind of display screen, including：First signals layer and secondary signal layer, wherein：
The first signal wire, first signal wire and the image element circuit in the display screen are included in first signals layer
Connection, first signal wire are used to provide the first drive signal, and first drive signal is used to drive the image element circuit；
Secondary signal line is included in the secondary signal layer, the secondary signal line is used to provide the second drive signal, institute
State the signal that the second drive signal is no exceptions；
The secondary signal layer is connected in the position that first drive signal deforms with first signals layer, is made
Obtain the secondary signal line to be connected with the image element circuit of the opening position, second drive signal drives the picture of the opening position
Plain circuit.
Preferably, first signal wire and the image element circuit of the opening position are in not-connected status, and described second drives
Dynamic signal replaces the image element circuit of first drive signal driving opening position.
Preferably, first signal wire and the image element circuit of the opening position are in connection status, first driving
Signal and second drive signal drive the image element circuit of the opening position jointly.
Preferably, first drive signal is scanning signal, LED control signal, in gate signal and clock signal
One of them；
Second drive signal is identical with first drive signal.
Preferably, the display screen also includes：Substrate, insulating barrier and light emitting diode, wherein：
The secondary signal layer is formed on the substrate；The insulating barrier is covered in the secondary signal layer；Described
One signals layer is formed on the insulating barrier；The light emitting diode is formed on first signals layer；Or,
First signals layer is formed on the substrate；The insulating barrier is covered in first signals layer；Described
Binary signal layer is formed on the insulating barrier；The light emitting diode is formed on the secondary signal layer.
Preferably, the light emitting diode is OLED.
Preferably, the display screen also includes：Encapsulated layer, wherein：
The encapsulated layer is covered in the light emitting diode, and the encapsulated layer is used to be packaged the display screen.
The embodiment of the present application provides a kind of preparation method of display screen, including：
Secondary signal layer is provided；
The secondary signal layer is performed etching to form secondary signal line, the secondary signal line is used to provide the second driving
Signal, second drive signal are the signal of no exceptions；
Insulating barrier is deposited on the secondary signal layer；
The first signals layer is formed on the insulating barrier；
First signals layer is performed etching to form the first signal wire, in first signal wire and the display screen
Image element circuit connects, and first signal wire is used to provide the first drive signal, and first drive signal is described for driving
Image element circuit；
Cutting reparation is carried out to the position that the first drive signal deforms described in first signals layer so that described
First signals layer is connected in the position with the secondary signal layer, the secondary signal line and the image element circuit of the opening position
Connection, second drive signal drive the image element circuit of the opening position.
The embodiment of the present application also provides a kind of preparation method of display screen, including：
First signals layer is provided；
First signals layer is performed etching to form the first signal wire, in first signal wire and the display screen
Image element circuit connects, and first signal wire is used to provide the first drive signal, and first drive signal is described for driving
Image element circuit；
Insulating barrier is deposited on first signals layer；
Secondary signal layer is formed on the insulating barrier；
The secondary signal layer is performed etching to form secondary signal line, the secondary signal line is used to provide the second driving
Signal, second drive signal are the signal of no exceptions；
Cutting reparation is carried out in the position that first drive signal deforms to first signals layer so that described
First signals layer is connected in the position with the secondary signal layer, the secondary signal line and the image element circuit of the opening position
Connection, second drive signal drive the image element circuit of the opening position.
The embodiment of the present application also provides a kind of display device, includes the display screen of above-mentioned record.
Above-mentioned at least one technical scheme that the embodiment of the present application uses can reach following beneficial effect：
In the display screen that the embodiment of the present application provides, including：First signals layer and secondary signal layer, wherein：Described
The first signal wire is included in one signals layer, first signal wire is connected with the image element circuit in the display screen, and described first
Signal wire is used to provide the first drive signal, and first drive signal is used to drive the image element circuit；The secondary signal
Secondary signal line is included in layer, the secondary signal line is used to provide the second drive signal, and second drive signal is not send out
Raw abnormal signal；The secondary signal layer connects in the position that first drive signal deforms and first signals layer
Connect so that the secondary signal line is connected with the image element circuit of the opening position, and second drive signal drives the position
The image element circuit at place.So, a signals layer is increased in display screen, the signals layer can transmit the driving letter of no exceptions
Number, when the drive signal of image element circuit deforms, image element circuit, phase can be driven by the drive signal of the no exceptions
For prior art, the driven to image element circuit can be effectively ensured, and then can avoid display device can not be just
Often the problem of display.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding of the present application, forms the part of the application, this Shen
Schematic description and description please is used to explain the application, does not form the improper restriction to the application.In the accompanying drawings：
Fig. 1 is a kind of structural side view for display screen that the embodiment of the present application provides；
Fig. 2 is the structural side view for another display screen that the embodiment of the present application provides；
Fig. 3 is a kind of schematic flow sheet of the preparation method for display screen that the embodiment of the present application provides；
Fig. 4 is the schematic flow sheet of the preparation method for another display screen that the embodiment of the present application provides.
Embodiment
Technical scheme is clearly and completely retouched with reference to the application specific embodiment and corresponding accompanying drawing
State.Obviously, described embodiment is only some embodiments of the present application, rather than whole embodiments.Based in the application
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made,
Belong to the scope of the application protection.
It should be noted that in the display screen that the embodiment of the present application provides, first drive signal can be used
Can be specifically scanning signal, LED control signal in the signal for driving the image element circuit in the display screen, gate signal and
One of them in clock signal, wherein, if the number of the number of the scanning signal, the number of gate signal or clock signal is
It is multiple, then, first drive signal can be one of them in multiple signals, and the embodiment of the present application does not do specific limit
It is fixed.In addition, the embodiment of the present application is not also defined to the concrete structure of the image element circuit.
Second drive signal can be on the basis of first drive signal, the no exceptions that newly increases
Drive signal, the in-phase interference signal of first drive signal can be considered as, specifically can be with the first drive signal phase
Together.
The embodiment of the present application can be described using first drive signal as one of scanning signal in image element circuit
Illustrated exemplified by second drive signal is identical with first drive signal.
Below in conjunction with accompanying drawing, the technical scheme that each embodiment of the application provides is described in detail.
Embodiment 1
Fig. 1 is a kind of structural side view for display screen that the embodiment of the present application provides.The display screen is as described below.
The first signals layer 11 and secondary signal layer 12 can be included in display screen shown in Fig. 1, wherein：
The first signal wire (not shown in figure 1) can be included in first signals layer 11, first signal wire can be with institute
The image element circuit connection in display screen is stated, first signal wire may be used to provide the first drive signal, first driving
Signal can transmit in first signal wire, and for driving the image element circuit, in the embodiment of the present application, described first
Drive signal there may be deformation；
Secondary signal line (not shown in figure 1) can be included in secondary signal layer 12, the secondary signal line can be used for
The second drive signal is provided, second drive signal can be the signal of no exceptions, i.e., described second drive signal phase
For the first drive signal, the signal not deformed can be considered as；
Secondary signal layer 12 can be connected in the position that first drive signal deforms with the first signals layer 11, be made
Obtaining the secondary signal line can be connected with the image element circuit of the opening position, and second drive signal can drive institute's rheme
Put the image element circuit at place.
In the embodiment of the present application, the image element circuit that is included in the display screen can be multiple, and multiple image element circuits can be with
It is arranged in array fashion in the display screen.
First signals layer can be the TFT layer for including thin film transistor (TFT) TFT in the image element circuit, first letter
The number of first signal wire included in number floor can be one or multiple, specifically can be according to the display
The number of drive signal determines in the image element circuit included in screen, wherein, first signal wire may be used to provide one
Individual first drive signal.For example, if five drive signals are included in image element circuit, then, of first signal wire
Number can be five, and each described first signal wire can provide first drive signal.The embodiment of the present application can
Illustrated by so that the number of first signal wire is one as an example.
For first signal wire, first drive signal that first signal wire provides can be
Transmitted from left to right successively in the multiple image element circuit, to drive the multiple image element circuit.
The secondary signal layer can be in the display screen that the embodiment of the present application provides, and increase newly in terms of existing technologies
The signals layer added, the number of the secondary signal line included in the secondary signal layer can be with of first signal wire
Number is identical, and each described secondary signal line can provide second drive signal., can be with the embodiment of the present application
The number of the secondary signal line be one, there is provided second drive signal it is identical with first drive signal exemplified by enter
Row explanation.
It should be noted that in the embodiment of the present application, the secondary signal line can with for output drive signal
Driver connects, will not when second drive signal that the secondary signal line provides transmits in the secondary signal layer
Influenceed by the ohmic drop in image element circuit, therefore, second drive signal can be considered as the letter of no exceptions
Number, i.e., described second drive signal is the signal not deformed.
The secondary signal line can be metal or transparent conductive material, wherein, transparent conductive material, including
But it is not limited to：ITO (Chineses：Tin indium oxide, English name：Indium Tin Oxide), AgNW (nano-silver thread), graphite
Alkene, etc..
In the prior art, when first drive signal transmits in the multiple image element circuit, due to by described
The influence of ohmic drop in image element circuit, certain deformation can be inevitably present (for example, first drive signal
Amplitude diminishes, and waveform is changed into irregular waveform etc. from the square wave of rule).In the embodiment of the present application, compared to prior art
Speech, the secondary signal layer 12 newly increased, can connect in the position that first drive signal deforms with the first signals layer 11
Connect, so, the secondary signal line in secondary signal layer 12 can be caused to be connected with the image element circuit of the opening position,
And then the second drive signal that the secondary signal line is provided drives the image element circuit.Due to the described second driving
Signal wire is the signal not deformed, it may therefore be assured that the driven of the image element circuit to the opening position.
In the embodiment of the present application, for first signal wire, in the position that first drive signal deforms
Put, first signal wire can be in notconnect state with the image element circuit of the opening position, so, with the opening position
Image element circuit connection signal wire be only the secondary signal line so that second drive signal can replace described first
Drive signal drives the image element circuit of the opening position, ensures the driven of the image element circuit.
In addition, in the position that first drive signal deforms, first signal wire can also with it is described
The image element circuit of opening position is in connection status, and so, the signal wire being connected with the image element circuit of the opening position is institute
State the first signal wire and the secondary signal line so that first drive signal and second drive signal can be total to
The same image element circuit for driving the opening position, compared to existing technologies, it is also ensured that to the driven of image element circuit.
As a kind of preferably mode, the opening position that first signal wire deforms in first drive signal,
Notconnect state can be in the image element circuit of the opening position.
It should be noted that after second drive signal drives the image element circuit of the opening position, second driving
Signal can transmit in other image element circuits successively from left to right in the opening position, to drive other image element circuits, now,
Second drive signal can be considered as first drive signal, first drive signal can not during transmission yet
Problem on deformation be present with can avoiding, so, can be in the another position that first drive signal deforms, secondary signal layer
12 are connected with the first signals layer 11 of the opening position so that the secondary signal line and the image element circuit of the another position connect
Connect, second drive signal that the secondary signal line provides drives the image element circuit ... ... of the another position, with such
Push away, may finally cause the drive signal that is transmitted in the image element circuit of the display screen that deformation is not present, be effectively ensured pair
The driven of image element circuit in display screen, and then ensure the normal display of display device.
In the embodiment of the present application, the display screen can also include：Substrate 13, insulating barrier 14, light emitting diode 15, its
In, structural relation between substrate 13, insulating barrier 14, the signals layer 11 of light emitting diode 15 and first, secondary signal layer 12 can be with
It is：
Secondary signal layer 12 is formed on substrate 13；Insulating barrier 14 is covered on secondary signal layer 12, the first signals layer 11
It is formed on insulating barrier 14；Light emitting diode 15 is formed on the first signals layer 11.
Wherein, substrate 13 can be glass substrate, and the material of insulating barrier 14 can be silicon nitride material or oxidation
Silicon materials, the light emitting diode included in light emitting diode 15 can be OLED.
The display screen can also include：Encapsulated layer 16, wherein：Encapsulated layer 16 can be covered in light emitting diode 15, and
For being packaged to the display screen.
It should be noted that in another embodiment that the application provides, substrate 13, insulating barrier 14, the hair of above-mentioned record
Structural relation between the signals layer 11 of optical diode 15 and first, secondary signal layer 12 can also be：
First signals layer 11 is formed on substrate 13；Insulating barrier 14 is covered on the first signals layer 11, secondary signal layer 12
It is formed on insulating barrier 14；Light emitting diode 15 is formed on secondary signal layer 12.Specifically can be as shown in Figure 2.
Fig. 2 is the structural side view for another display screen that the embodiment of the present application provides.Fig. 2 compared to Figure 1, the first signal
The position of layer 11 and secondary signal layer 12 is exchanged with each other, and other are constant, and the display screen shown in Fig. 2 can also be effectively ensured to picture
The driven of plain circuit, specific implementation may refer to the above-mentioned record to embodiment illustrated in fig. 1, be not repeated herein and retouch
State.
The first signals layer and secondary signal layer are included in the display screen that the embodiment of the present application provides, wherein：Described first
The first signal wire is included in signals layer, first signal wire is connected with the image element circuit in the display screen, first letter
Number line is used to provide the first drive signal, and first drive signal is used to drive the image element circuit；The secondary signal layer
In include secondary signal line, the secondary signal line is used to providing the second drive signal, and second drive signal is does not occur
Abnormal signal；The secondary signal layer connects in the position that first drive signal deforms and first signals layer
Connect so that the secondary signal line is connected with the image element circuit of the opening position, and second drive signal drives the position
The image element circuit at place.
So, a signals layer is increased in display screen, the signals layer can transmit the drive signal of no exceptions,
When the drive signal of image element circuit deforms, image element circuit can be driven by the drive signal of the no exceptions, compared to
For prior art, the driven to image element circuit can be effectively ensured, and then display device can be avoided not show normally
The problem of showing.
In addition, the part not being connected for secondary signal layer described in the display screen with first signals layer, described
It can also be formed between first drive signal of the first signal transmission and the second drive signal of secondary signal layer transmission
Coupled capacitor, so, the interference between first drive signal and second drive signal can be eliminated.
The display screen that the embodiment of the present application provides, because the secondary signal layer newly increased will not be to image element circuit
Display bring adverse effect, and hence it is also possible to realize the design of LED of high Resolution and Large Size.
Embodiment 2
A kind of schematic flow sheet of the preparation method for display screen that Fig. 3 provides for the embodiment of the present application, the preparation shown in Fig. 3
Method can be used for preparing the display screen shown in Fig. 1.Methods described is as described below.
Step 301：Secondary signal layer is provided.
Step 302：The secondary signal layer is performed etching to form secondary signal line.
Wherein, the secondary signal line may be used to provide the second drive signal, and second drive signal can be not
Abnormal signal occurs.
Step 303：Insulating barrier is deposited on the secondary signal layer.
Wherein, the insulating barrier can be used for being insulated on the secondary signal layer.
Step 304：The first signals layer is formed on the insulating barrier.
Step 305：First signals layer is performed etching to form the first signal wire.
Wherein, first signal wire can be connected with the image element circuit in the display screen, and first signal wire is used
In providing the first drive signal, first drive signal is used to drive the image element circuit.
Step 306：Cutting reparation is carried out to the position that the first drive signal deforms described in first signals layer,
So that first signals layer is connected in the position with the secondary signal layer, the secondary signal line and the opening position
Image element circuit connects, and second drive signal drives the image element circuit of the opening position.
Within step 306, it can determine first drive signal in first signals layer by way of emulation
The position to be deformed during transmission, it is determined that behind the position, existing Array reparations/cutting equipment can be used to described
First signals layer of opening position carries out cutting reparation.
Repaired using Array/after cutting equipment carries out cutting reparation to first signals layer, the institute of the opening position
Stating secondary signal layer can be connected with first signals layer, and so, the secondary signal line in the secondary signal layer can
It is connected with the image element circuit with the opening position, the second drive signal that the secondary signal line provides can drive the opening position
Image element circuit.
It should be noted that the generation of the first drive signal described in first signals layer is being determined by way of emulation
During the position of deformation, it can determine to obtain multiple positions successively from left to right.Wherein, for first position, Ke Yishi
The display screen for not increasing the secondary signal layer is emulated to obtain；Can be pair for second position to deform
Increase the secondary signal layer, and first signals layer of first opening position is repaired by the secondary signal layer
The display screen afterwards is emulated to obtain, i.e., is driven using second drive signal described in first opening position
Emulated to obtain on the basis of image element circuit ... ..., by that analogy, can determine to obtain described first by way of emulation
The multiple positions for needing cutting to repair in signals layer.
It is determined that behind these positions, cutting can be carried out to these positions using existing Array reparations/cutting equipment and repaiied
It is multiple so that first signals layer of these opening positions is connected with the secondary signal layer, the secondary signal line and these positions
The image element circuit connection at place is put, second drive signal drives the image element circuit of these opening positions, so, can cause aobvious
The drive signal transmitted in the image element circuit of display screen is undeformed signal, ensure in the display screen image element circuit it is normal
Driving, and then ensure the normal display of display device.
, can be in first signal after cutting reparation is carried out to first signals layer by the method for above-mentioned record
Light emitting diode is deposited on layer, wherein, the light emitting diode can be OLED.
After the light emitting diode is deposited, encapsulated layer can be covered on the light emitting diode, and use the envelope
Dress layer is packaged to the display screen.
The embodiment of the present application is prepared for two layers of signals layer when preparing display screen, is the first signals layer and second respectively
Signals layer, wherein, the secondary signal line in the first signal wire and secondary signal layer in the first signals layer can provide identical
Drive signal, the first signal wire provide the first drive signal can be connected with the image element circuit in display screen, for driving
The image element circuit, the second drive signal that secondary signal line provides are the signal of no exceptions, prepared by two layers of signals layer
Sequencing is secondary signal layer, the first signals layer；, can be in the first signals layer first after making obtains two layers of signals layer
The position that drive signal deforms carries out cutting reparation so that secondary signal line and the opening position in the secondary signal layer
Image element circuit connection, the second drive signal drives the image element circuit of the opening position.Due to the second drive signal be do not occur it is different
Normal signal, therefore, the driven to image element circuit can be effectively ensured, avoid due to showing caused by the deformation of drive signal
The problem of showing device can not normally be shown.
Embodiment 3
A kind of schematic flow sheet of the preparation method for display screen that Fig. 4 provides for the embodiment of the present application, the preparation shown in Fig. 4
Method can be used for preparing the display screen shown in Fig. 2.Methods described is as described below.
Step 401：First signals layer is provided.
Step 402：First signals layer is performed etching to form the first signal wire.
Wherein, first signal wire can be connected with the image element circuit in the display screen, and first signal wire is used
In providing the first drive signal, first drive signal is used to drive the image element circuit.
Step 403：Insulating barrier is deposited on the secondary signal layer.
Wherein, the insulating barrier can be used for being insulated on the secondary signal layer.
Step 404：Secondary signal layer is formed on the insulating barrier.
Step 405：The secondary signal layer is performed etching to form secondary signal line.
Wherein, the secondary signal line is used to provide the second drive signal, and second drive signal is no exceptions
Signal.
Step 406：Cutting reparation is carried out to the position that the first drive signal deforms described in first signals layer,
So that first signals layer is connected in the position with the secondary signal layer, the secondary signal line and the opening position
Image element circuit connects, and second drive signal drives the image element circuit of the opening position.
The implementation of step 406 can be identical with the implementation of the step 306 described in Fig. 3, is not repeated herein
Description.
After cutting reparation is carried out to first signals layer, light-emitting diodes can be deposited on the secondary signal layer
Pipe, wherein, the light emitting diode can be OLED.
After the light emitting diode is deposited, encapsulated layer can be covered on the light emitting diode, and use the envelope
Dress layer is packaged to the display screen.
The embodiment of the present application is prepared for two layers of signals layer when preparing display screen, is the first signals layer and second respectively
Signals layer, wherein, the secondary signal line in the first signal wire and secondary signal layer in the first signals layer can provide identical
Drive signal, the first signal wire provide the first drive signal can be connected with the image element circuit in display screen, for driving
The image element circuit, the second drive signal that secondary signal line provides are the signal of no exceptions, prepared by two layers of signals layer
Sequencing is the first signals layer, secondary signal layer；, can be in the first signals layer first after making obtains two layers of signals layer
The position that drive signal deforms carries out cutting reparation so that secondary signal line and the opening position in the secondary signal layer
Image element circuit connection, the second drive signal drives the image element circuit of the opening position.Due to the second drive signal be do not occur it is different
Normal signal, therefore, the driven to image element circuit can be effectively ensured, avoid due to showing caused by the deformation of drive signal
The problem of showing device can not normally be shown.
It will be understood by those skilled in the art that although have been described for the preferred embodiment of the application, but skill in the art
Art personnel once know basic creative concept, then other change and modification can be made to these embodiments.It is so appended
Claim is intended to be construed to include preferred embodiment and falls into having altered and changing for the application scope.
Obviously, those skilled in the art can carry out the model of various changes and modification without departing from the application to the application
Enclose.So, if these modifications and variations of the application belong within the scope of the application claim and its equivalent technologies, then
The application is also intended to comprising including these changes and modification.
Claims (10)
- A kind of 1. display screen, it is characterised in that including：First signals layer and secondary signal layer, wherein：The first signal wire is included in first signals layer, first signal wire connects with the image element circuit in the display screen Connect, first signal wire is used to provide the first drive signal, and first drive signal is used to drive the image element circuit；Including secondary signal line in the secondary signal layer, the secondary signal line is used to providing the second drive signal, and described the Two driving signal is the signal of no exceptions；The secondary signal layer is connected in the position that first drive signal deforms with first signals layer so that institute The image element circuit that secondary signal line is stated with the opening position is connected, and second drive signal drives the pixel electricity of the opening position Road.
- 2. display screen as claimed in claim 1, it is characterised in thatFirst signal wire and the image element circuit of the opening position are in not-connected status, and second drive signal replaces institute State the image element circuit that the first drive signal drives the opening position.
- 3. display screen as claimed in claim 1, it is characterised in thatThe image element circuit of first signal wire and the opening position is in connection status, first drive signal and described Second drive signal drives the image element circuit of the opening position jointly.
- 4. display screen as claimed in claim 2 or claim 3, it is characterised in thatFirst drive signal is scanning signal, LED control signal, one of them in gate signal and clock signal；Second drive signal is identical with first drive signal.
- 5. display screen as claimed in claim 1, it is characterised in that the display screen also includes：Substrate, insulating barrier and luminous Diode, wherein：The secondary signal layer is formed on the substrate；The insulating barrier is covered in the secondary signal layer；First letter Number floor is formed on the insulating barrier；The light emitting diode is formed on first signals layer；Or,First signals layer is formed on the substrate；The insulating barrier is covered in first signals layer；Second letter Number floor is formed on the insulating barrier；The light emitting diode is formed on the secondary signal layer.
- 6. display screen as claimed in claim 5, it is characterised in thatThe light emitting diode is OLED.
- 7. display screen as claimed in claim 6, it is characterised in that the display screen also includes：Encapsulated layer, wherein：The encapsulated layer is covered in the light emitting diode, and the encapsulated layer is used to be packaged the display screen.
- A kind of 8. preparation method of display screen, it is characterised in that including：Secondary signal layer is provided；The secondary signal layer is performed etching to form secondary signal line, the secondary signal line is used to provide the second driving letter Number, second drive signal is the signal of no exceptions；Insulating barrier is deposited on the secondary signal layer；The first signals layer is formed on the insulating barrier；First signals layer is performed etching to form the first signal wire, first signal wire and the pixel in the display screen Circuit connects, and first signal wire is used to provide the first drive signal, and first drive signal is used to drive the pixel Circuit；Cutting reparation is carried out to the position that the first drive signal deforms described in first signals layer so that described first Signals layer is connected in the position with the secondary signal layer, and the secondary signal line and the image element circuit of the opening position connect Connect, second drive signal drives the image element circuit of the opening position.
- A kind of 9. preparation method of display screen, it is characterised in that including：First signals layer is provided；First signals layer is performed etching to form the first signal wire, first signal wire and the pixel in the display screen Circuit connects, and first signal wire is used to provide the first drive signal, and first drive signal is used to drive the pixel Circuit；Insulating barrier is deposited on first signals layer；Secondary signal layer is formed on the insulating barrier；The secondary signal layer is performed etching to form secondary signal line, the secondary signal line is used to provide the second driving letter Number, second drive signal is the signal of no exceptions；Cutting reparation is carried out in the position that first drive signal deforms to first signals layer so that described first Signals layer is connected in the position with the secondary signal layer, and the secondary signal line and the image element circuit of the opening position connect Connect, second drive signal drives the image element circuit of the opening position.
- A kind of 10. display device, it is characterised in that including：Display screen as described in any one of claim 1 to 7.
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| CN107768416B (en) | 2020-06-02 |
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