CN106707645A - Display substrate, repair method thereof, display panel and display device - Google Patents
Display substrate, repair method thereof, display panel and display device Download PDFInfo
- Publication number
- CN106707645A CN106707645A CN201710034204.0A CN201710034204A CN106707645A CN 106707645 A CN106707645 A CN 106707645A CN 201710034204 A CN201710034204 A CN 201710034204A CN 106707645 A CN106707645 A CN 106707645A
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- Prior art keywords
- public electrode
- wire
- electrode wire
- branch
- base plate
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
- G02F1/1362—Active matrix addressed cells
- G02F1/136259—Repairing; Defects
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
- G02F1/1362—Active matrix addressed cells
- G02F1/136286—Wiring, e.g. gate line, drain line
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
- G02F1/1362—Active matrix addressed cells
- G02F1/136259—Repairing; Defects
- G02F1/136263—Line defects
Abstract
The invention provides a display substrate, a repair method thereof, a display panel and a display device. The display substrate comprises a plurality of conductive patterns, insulation layers and a plurality of signal lines on a substrate body, and the insulation layers are placed between the conductive patterns and signal lines at intervals; each signal line at least corresponds to one conductive pattern, and the orthographic projection of each conductive pattern on the substrate body and that of the corresponding signal line on the substrate body have at least two independent overlap areas. The repair method includes the steps of identifying the breakpoint positions of the signal lines, identifying the overlap areas formed by the orthographic projection of each conductive pattern on the substrate body and that of the corresponding signal line on the substrate body according to the breakpoint locations, and welding the signal lines and the conductive patterns in the two overlap areas to make the portion, between the two overlap areas, of the conductive patterns as a transmission route for the signal lines to load signals.
Description
Technical field
The present invention relates to display technology field, a kind of display base plate, the restorative procedure of display base plate, display surface are particularly related to
Plate and display device.
Background technology
As display is to the trend development on ultra-thin, narrow side, the function figure layer inside display panel is made increasingly
It is thin and more and more accurate.Therefore display panel easily makes built-in function figure be damaged once being subject to external force.
Particularly holding wire is damaged, then can directly affect the display effect of screen.For example there is fracture in data wire, then cause
There is the perpendicular road that cannot normally show in display picture, significantly impacts the experience effect of user.
Due to current display panel holding wire set it is far more precise, once occur fracture be difficult repaired, most often
The solution seen is that whole screen is changed.For user, it is relatively costly that screen of replacing is spent；Come for producer
Say, be the product yield it cannot be guaranteed that display base plate 100% in reality, once holding wire on the make goes wrong, then can make
Whole display base plate is scrapped, and causes larger waste.
In view of this, a kind of technical scheme that can be repaired to the holding wire inside display device is currently needed badly.
The content of the invention
It is an object of the invention to provide a kind of technical scheme of the holding wire that can be repaired on display base plate.
To achieve the above object, on the one hand, embodiments of the invention provide a kind of display base plate, including：
Underlay substrate；
Multiple conductive patterns on the underlay substrate, insulating barrier and multiple holding wires, the conductive pattern and institute
There is the insulating barrier at interval between stating holding wire；
Each holding wire at least corresponds to a conductive pattern, and orthographic projection of each conductive pattern on underlay substrate and its
Orthographic projection of the corresponding holding wire on the underlay substrate has at least two independent overlapping regions.
Further, the holding wire is data wire, and the data wire extends along column direction, and the data wire is divided into many
The individual Part I and Part II being intervally arranged, Part I is located at between adjacent two pixel region of a line, the
Two parts are located between adjacent rows pixel region, the corresponding data of orthographic projection of each conductive pattern on underlay substrate
Orthographic projection of each Part I of line on the underlay substrate has at least two independent overlapping regions.
Further, public electrode wire is provided with the display base plate, the public electrode wire includes prolonging along line direction
The public electrode wire trunk stretched and the first public electrode wire branch extended by the public electrode wire trunk, every 1 first
Part both sides are respectively formed with two the first public electrode wire branches extended along column direction, the length of the first public electrode wire branch
Degree is less than or equal to the length of pixel region, and two the first public electrode wire branches are connected to one by least one connecting line
Rise, orthographic projection of the connecting line with the data wire on the underlay substrate has an overlapping region, two are parallel to each other
First public electrode wire branch and conductive pattern described in corresponding connecting line composition one.
Further, the corresponding Liang Ge public electrode wires branch of each Part I is connected to by two connecting lines respectively
Together, and two connecting lines are connected on the different point of the Liang Ge public electrode wires branch respectively.
Further, the public electrode wire also includes the second public electrode extended by the public electrode wire trunk
Line branch, is formed with a second public electrode wire branch extended along column direction, by same public in the side of each section
The the second public electrode wire branch and the first public electrode wire branch that electrode wires trunk extends are located at the public electrode wire master
Dry not homonymy, adjacent in a column direction two the first public electrode wire branch of each Part I the same side is by one
Two public electrode wire branches connect, and the first public electrode wire branch of the second public electrode wire branch and its connection is used as institute
State conductive pattern.
On the other hand, the present invention also provides a kind of restorative procedure of display base plate, is applied to above-mentioned display base plate, including：
Determine the breakpoint location of the holding wire of the display base plate；
For the breakpoint location, determine that orthographic projection of the holding wire with conductive pattern on underlay substrate is formed
Two overlapping regions；Wherein, on the bearing of trend of the holding wire, the breakpoint location on the underlay substrate just
Projection is located between described two overlapping regions；
Respectively at described two overlapping regions, the holding wire and the conductive pattern are welded, so that described lead
Part of the electrograph morpheme between described two overlapping regions loads the transmission path of signal as the holding wire.
Further, if when breakpoint is located at Part I, weld the holding wire includes with the conductive pattern：
Two connecting lines with the Part I of breakpoint and corresponding to it are welded；
By way of cut-out, by described two connecting lines and two two first public electrodes of connecting line connection
Line branch disconnects with the connection of the corresponding public electrode wire trunk.
Further, if when breakpoint is located at Part II, weld the holding wire includes with the conductive pattern：
Part II with breakpoint is welded in two adjacent connecting lines of column direction with data wire, the welding
Two adjacent in a column direction Part I of two connecting line difference respective data lines；
By way of cut-out, the first public electrode wire branch that will be connected corresponding to two connecting lines is public with corresponding
The connection of electrode wires trunk disconnects.
Additionally, the present invention also provides a kind of display panel, including the above-mentioned display base plate that the present invention is provided.
Additionally, also a kind of display device of the present invention, including the above-mentioned display panel that the present invention is provided.
Such scheme of the invention has the advantages that：
The present invention is for the conductive pattern being provided with display base plate for repair signal line, once holding wire occurs to break
Split, then by the holding wire of conductive pattern bridge joint fracture two-section so that conductive pattern can be used as the part transmission letter of holding wire
Number, it is achieved thereby that the reparation to holding wire.Obviously, the solution of the present invention can reduce use cost for user；It is right
For manufacturer, display base plate can be avoided from being gone wrong because holding wire makes and directly scrapped.
Brief description of the drawings
Fig. 1 is the structural representation of display base plate of the invention；
Fig. 2 is the reparation schematic diagram of the restorative procedure of display base plate of the invention；
Fig. 3 and Fig. 4 are respectively the schematic diagram that the restorative procedure of display base plate of the invention is repaired to data wire.
Specific embodiment
To make the technical problem to be solved in the present invention, technical scheme and advantage clearer, below in conjunction with accompanying drawing and tool
Body embodiment is described in detail.
For the problem that the holding wire on existing display base plate cannot be repaired, the present invention provides a solution.
On the one hand, the present invention provides a kind of display base plate, as shown in figure 1, including：
Underlay substrate 1；
Multiple conductive patterns 2 on underlay substrate 1, insulating barrier 3 and multiple holding wires 4.
Wherein, between conductive pattern 2 and holding wire 4 between be separated with above-mentioned insulating barrier 3；Each holding wire 4 at least corresponds to one
Conductive pattern 2, and the corresponding holding wire 4 of orthographic projection of each conductive pattern on underlay substrate 1 is on underlay substrate
Orthographic projection has at least two independent overlapping regions (i.e. at oval dotted line in Fig. 1).
It is that holding wire sets corresponding conductive pattern in display base plate of the invention, the conductive pattern can be used to repair
The breakpoint occurred on holding wire, is introduced to restorative procedure below.
For above-mentioned display base plate, the present invention also specifically provides a kind of restorative procedure of display base plate, with reference to Fig. 2, including：
Step one, determines the breakpoint location of the holding wire of display base plate；In fig. 2, breakpoint occurs with M signal line 3 is
Example；
Step 2, for breakpoint location, determines holding wire 3 and orthographic projection institute shape of the conductive pattern 2 on underlay substrate
Into two overlapping regions (i.e. at oval dotted line in Fig. 2)；Wherein, on the bearing of trend of holding wire 3, breakpoint location exists
Orthographic projection on underlay substrate 1 is located between two overlapping regions；
Step 3, respectively at two overlapping regions, welding signal line 3 and conductive pattern 2, so that conductive pattern 2
Part between two overlapping regions loads the transmission path of signal as holding wire 3, and specific signal transmission path is big
Cause as shown in the direction of arrow in Fig. 2, even if breakpoint occurs in holding wire, the signal of its loading still can by conductive pattern 2
It is transferred to each position on holding wire 3.
As can be seen here, the solution of the present invention will incite somebody to action conductive pattern after holding wire fragments into two-section, by welding manner
Two-section holding wire is bridged together again, so that holding wire is turned on again.In actual applications, the holding wire hair of display base plate
After raw damage, can be repaired using the solution of the present invention, without scrapping whole screen as prior art again.
With reference to practical application, display base plate and corresponding restorative procedure to the present embodiment describe in detail.
Exemplarily, as shown in figure 3, the holding wire of the present embodiment is the data wire Data of display base plate, the data wire
Data extends along column direction, and is divided into multiple Part I Data1 and Part II Data2 being intervally arranged, Part I
Data1 is located at between adjacent two pixel region (i.e. Fig. 3 white portions) of a line, and Part II position Data2 is in adjacent
Between two row pixel regions.
Display base plate of the invention also on be provided with public electrode wire, public electrode wire include along line direction extend it is public
Electrode wires trunk Com and the first public electrode wire branch Com1 extended by public electrode wire trunk Com, at every 1 first
It is divided to Data1 both sides to be respectively formed with two the first public electrode wire branch Com1 extended along column direction, the first public electrode wire
The length of branch Com1 is less than or equal to the length of pixel region, and two the first public electrode wire branch Com1 pass through at least one
Individual connecting line Com3 links together, and orthographic projections of the connecting line Com3 with data wire Data on underlay substrate has the area that overlaps
Domain, two the first public electrode wire branch Com1 being parallel to each other and corresponding connecting line Com3 constitute that the present invention is above-mentioned to be used for
The conductive pattern of repairing data wire Data.
Property introduction as an example, with reference to Fig. 3, corresponding two public electrode wires of each Part I Data1 of the invention
Branch Com1 is linked together by two connecting line Com3 (can also be connected by more connecting lines, herein no longer respectively
Citing is repeated), and two connecting line Com3 connect on the different points of Liang Ge public electrode wires branch Com1 respectively.
When breakpoint is located at Part I Data1 (at Fig. 3 black triangles), corresponding welding repair method includes：
Part I Data1 with breakpoint and two connecting line Com3 corresponding to it are welded, welding position
Put the black dot position in i.e. Fig. 3；
Cut-out by way of (cutting position be Fig. 3 in black strip rectangle position), by two connecting line Com3
And two two first public electrode wire branch Com1 and corresponding public electrode wire trunk Com of connecting line Com3 connections
Connection disconnect so that two cut-off the first public electrode wire branch Com1 are bridged in breakpoint by two connecting line Com3
The disconnected data wire Data in two-section in place, so as to as the part loading data-signal of data wire Data.
Can be found out with volume from Fig. 3, the present invention can be by way of " two welderings three be cut ", and repair data line Part I is gone out
Existing breakpoint.In actual applications, although above-mentioned restorative procedure causes that public electrode wire has lacked two the first public electrode wires point
Branch, but considerable influence can't be produced to display picture.Additionally, the first public electrode corresponding to each data wire Part I
Line branch is arranged on the both sides of the Part I, when being positioned to breakpoint, it is possible to use coherent detection instrument is from substrate base
To the Part I of data wire, i.e. the first public electrode wire branch will not cause to block plate bottom scan to Part I, favorably
In the positioning of breakpoint location.
Additionally, the public electrode wire of the display base plate of the present embodiment also includes extended by public electrode wire trunk second
Public electrode wire branch Com2, second public electrode extended along column direction is formed with the side of each section Data1
Line branch Com2, the second public electrode wire branch Com2 extended by same public electrode wire trunk Com and the first common electrical
Polar curve branch Com1 is located at the not homonymy of public electrode wire trunk Com, and each Part I Data1 the same sides are in a column direction
Two adjacent the first public electrode wire branch Com1 are connected by a second public electrode wire branch Com2, the second public electrode
Line branch Com2 and its first public electrode wire branch Com1 of connection are used as conductive pattern.
Wherein, pixel electrode, unlike the prior art, pixel of the invention are set in the pixel region of display base plate
Distance between orthographic projection and above-mentioned overlapping region of the electrode on underlay substrate is more than predetermined threshold value, and collateral security is in different pixels
There can be sufficient space that the second public electrode wire branch Com2 is set between electrode.
Based on the structure design of above-mentioned display base plate, with reference to Fig. 4, (the figure black when breakpoint is located at Part II Data2
Angular position), welding repair method includes：
Part II Data2 with breakpoint is carried out in the adjacent two connecting line Com3 and data wire Data of column direction
Welding, two connecting line Com3 of the welding distinguish two adjacent in a column direction Part I of respective data lines Data
Com1；
By way of cut-out, the first public electrode wire point that will be connected corresponding to two connecting line Com3 of welding position
Branch Com1 disconnects with the connection of corresponding public electrode wire trunk Com.
From fig. 4, it can be seen that dark circles shaped position represents welding position, black strip rectangle represents cutting position, this
Invent by way of " two welderings five are cut ", the breakpoint that repair data line Part II Data2 occurs.
For the recovery scenario shown in Fig. 3 and Fig. 4, public electrode wire itself is exactly the existing figure of display base plate, and
Need to be made into the network structure of multi-branched, the present invention exactly utilizes this feature, and the branch of public electrode wire is further
Part I, Part II with data wire carry out position restriction, so that public electrode wire can be used as conductive pattern.It is aobvious
So, the present invention need not additionally make the conductive pattern for repair data line on original architecture basics, therefore can't
Influence the production process of existing display base plate.Additionally, there is breakpoint all in the setting area of public electrode wire in any data wire
Can be repaired with practical the solution of the present invention, therefore with practicality very high.
Above is the present embodiment to the example introduction of recovery scenario, it is necessary to be described, holding wire of the invention is simultaneously
Data wire is not limited to, grid line etc. is can also be；Additionally, the present invention can also be made dedicated for repair signal on display base plate
The conductive pattern of line, rather than public electrode wire must be multiplexed as conductive pattern.Additionally, the present invention does not limit welding yet and cuts
The concrete mode cut, as an example property introduction can complete cutting and welding step using laser equipment.
Additionally, the present invention also provides a kind of display panel including above-mentioned display base plate, and including the display panel
Display device.After breakpoint occurs in the holding wire of display base plate, as long as display panel of the invention and display device are using this
Invent the restorative procedure for providing can be repaired to holding wire, it is to avoid display panel and display device are directly discarded.
The above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, on the premise of principle of the present invention is not departed from, some improvements and modifications can also be made, these improvements and modifications
Should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of display base plate, it is characterised in that including：
Underlay substrate；
Multiple conductive patterns on the underlay substrate, insulating barrier and multiple holding wires, the conductive pattern and the letter
There is the insulating barrier at interval between number line；
Each holding wire at least corresponds to a conductive pattern, and orthographic projection of each conductive pattern on underlay substrate is corresponding
Orthographic projection of the holding wire on the underlay substrate there are at least two independent overlapping regions.
2. display base plate according to claim 1, it is characterised in that
The holding wire is data wire, and the data wire extends along column direction, and the data wire is divided into what multiple was intervally arranged
Part I and Part II, Part I are located at between adjacent two pixel region of a line, and Part II is located at phase
Between adjacent two row pixel regions, every the 1 first of the corresponding data wire of orthographic projection of each conductive pattern on underlay substrate
Orthographic projection of the part on the underlay substrate has at least two independent overlapping regions.
3. display base plate according to claim 2, it is characterised in that
Public electrode wire is provided with the display base plate, the public electrode wire includes the public electrode wire extended along line direction
Trunk and the first public electrode wire branch extended by the public electrode wire trunk, shape is distinguished in each Part I both sides
Picture is less than or equal into the length for having two the first public electrode wire branches extended along column direction, the first public electrode wire branch
The length in plain region, and two the first public electrode wire branches are linked together by least one connecting line, the connecting line
There is overlapping region, two the first public electrode wires being parallel to each other with orthographic projection of the data wire on the underlay substrate
Branch and conductive pattern described in corresponding connecting line composition one.
4. display base plate according to claim 3, it is characterised in that
The corresponding Liang Ge public electrode wires branch of each Part I is linked together by two connecting lines respectively, and this two
Connecting line is connected on the different point of the Liang Ge public electrode wires branch respectively.
5. display base plate according to claim 3, it is characterised in that
The public electrode wire also includes the second public electrode wire branch extended by the public electrode wire trunk, each
Partial side is formed with a second public electrode wire branch extended along column direction, is extended by same public electrode wire trunk
The the second public electrode wire branch for going out and the first public electrode wire branch are located at the not homonymy of the public electrode wire trunk, each
Adjacent in a column direction two the first public electrode wire branch of Part I the same side is by second public electrode wire point
Branch is connected, and the first public electrode wire branch of the second public electrode wire branch and its connection is used as the conductive pattern.
6. a kind of restorative procedure of display base plate, is applied to the display base plate as described in claim any one of 1-5, and its feature exists
In, including：
Determine the breakpoint location of the holding wire of the display base plate；
For the breakpoint location, the holding wire is formed with orthographic projection of the conductive pattern on underlay substrate two are determined
Individual overlapping region；Wherein, on the bearing of trend of the holding wire, orthographic projection of the breakpoint location on the underlay substrate
Between described two overlapping regions；
Respectively at described two overlapping regions, the holding wire and the conductive pattern are welded, so that the conductive pattern
Part of the morpheme between described two overlapping regions loads the transmission path of signal as the holding wire.
7. restorative procedure according to claim 6, it is characterised in that be applied to display base plate as claimed in claim 4,
When breakpoint is located at Part I, weld the holding wire includes with the conductive pattern：
Two connecting lines with the Part I of breakpoint and corresponding to it are welded；
By way of cut-out, by described two connecting lines and two two first public electrode wires point of connecting line connection
Branch disconnects with the connection of the corresponding public electrode wire trunk.
8. restorative procedure according to claim 6, it is characterised in that be applied to display base plate as claimed in claim 5,
When breakpoint is located at Part II, weld the holding wire includes with the conductive pattern：
Part II with breakpoint is welded in two adjacent connecting lines of column direction with data wire, two of the welding
Two adjacent in a column direction Part I of connecting line difference respective data lines；
By way of cut-out, by the first public electrode wire branch connected corresponding to two connecting lines and corresponding public electrode
The connection of line trunk disconnects.
9. a kind of display panel, it is characterised in that including the display base plate as described in claim any one of 1-5.
10. a kind of display device, it is characterised in that including display panel as claimed in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710034204.0A CN106707645A (en) | 2017-01-18 | 2017-01-18 | Display substrate, repair method thereof, display panel and display device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710034204.0A CN106707645A (en) | 2017-01-18 | 2017-01-18 | Display substrate, repair method thereof, display panel and display device |
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| CN106707645A true CN106707645A (en) | 2017-05-24 |
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| CN201710034204.0A Pending CN106707645A (en) | 2017-01-18 | 2017-01-18 | Display substrate, repair method thereof, display panel and display device |
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| CN107255872A (en) * | 2017-07-19 | 2017-10-17 | 深圳市华星光电半导体显示技术有限公司 | A kind of bad desalination method of display device line |
| CN108594551A (en) * | 2018-04-28 | 2018-09-28 | 京东方科技集团股份有限公司 | Array substrate and its restorative procedure and display device of data line open circuit |
| CN110764328A (en) * | 2019-10-28 | 2020-02-07 | 合肥京东方显示技术有限公司 | Display substrate, maintenance method thereof and display device |
| WO2020211141A1 (en) * | 2019-04-19 | 2020-10-22 | 深圳市华星光电技术有限公司 | Vertical light line repairing method for display panel, and display panel |
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| WO2020211141A1 (en) * | 2019-04-19 | 2020-10-22 | 深圳市华星光电技术有限公司 | Vertical light line repairing method for display panel, and display panel |
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