CN110456583A - A kind of display panel and its method for repairing and mending, display device - Google Patents
A kind of display panel and its method for repairing and mending, display device Download PDFInfo
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- CN110456583A CN110456583A CN201910500759.9A CN201910500759A CN110456583A CN 110456583 A CN110456583 A CN 110456583A CN 201910500759 A CN201910500759 A CN 201910500759A CN 110456583 A CN110456583 A CN 110456583A
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- signal line
- overlapping region
- redundant wire
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- display panel
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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
- G02F1/1306—Details
- G02F1/1309—Repairing; Testing
-
- 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
This application discloses a kind of display panel and its method for repairing and mending, display device, display panel includes: a plurality of signal line, the insulating layer being formed in signal line, a plurality of redundant wire being mutually not turned on and long line of formation on the insulating layer, and the long line is for repairing at least one signal line for having cut-off point；For the signal line since the cut-off point forms two the first sub- signal line and the second sub- signal line being not turned on, the first sub- signal line and the second sub- signal line is connected by via hole in the long line；Long line and at least one redundant wire are overlapping, form the first overlapping region and the second overlapping region, and the redundant wire overlapped with long line includes: that the first notch is arranged in the first overlapping region far from the side of the second overlapping region；Second notch is arranged in the second overlapping region far from the side of the first overlapping region；It prevents the redundant wire outside overlapping region from forming capacitor with corresponding signal line, interferes the signal in signal line, while the effect of the redundant wire of script will not be destroyed again.
Description
Technical field
This application involves field of display technology more particularly to a kind of display panels and its method for repairing and mending, display device.
Background technique
(Thin Film Transistor Liquid Crystal Display, tft liquid crystal are aobvious by TFT-LCD
Show device) it is one of the principal item that current flat panel is shown, have become modern IT, display platform important in video product.
TFT-LCD controls each pixel unit using active elements such as thin film transistor (TFT) (thin-film transistor, TFT)
Open and close, and liquid crystal material is controlled to the penetrance of light to show image according to video signal.Liquid crystal display
It is equipped with the display panel comprising pixel array and the driving circuit for driving liquid crystal display panel, and general driving circuit
It is connect by the fan-out area of display panel with external circuit.
The metal routing of the fan-out area of display panel may lead to open circuit fault because of corrosion or other factors, so that
Display panel can not normally be shown.
Summary of the invention
The purpose of the application is to provide a kind of display panel and its method for repairing and mending, display device, and disconnection fault occurs in repairing
Cabling.
It include: that a plurality of signal line, insulating layer, a plurality of redundancy being mutually not turned on are led this application discloses a kind of display panel
Line and long line, the insulating layer are formed in signal line；The redundant wire is formed on the insulating layer；The long line is for repairing
At least one has the signal line of cut-off point；The signal line forms two the first sub- signal line being not turned on due to cut-off point
With the second sub- signal line, the described first sub- signal line and the second sub- signal line is connected by via hole in the long line；The long line with
At least one redundant wire is overlapping, forms the first overlapping region and the second overlapping region, the redundancy overlapped with long line
Conducting wire includes: the first notch and the second notch, and first notch is in first overlapping region far from second crossover region
The side in domain is arranged, and disconnects the redundant wire of first overlapping region and the redundancy of the side far from second overlapping region
Conducting wire；Second notch is arranged in second overlapping region far from the side of first overlapping region, disconnects described the
The redundant wire of the redundant wire of two overlapping regions and the side far from first overlapping region.
Optionally, a plurality of redundant wire and a plurality of signal line respectively correspond setting, a plurality of redundant wire
It is overlapped on the orthographic projection direction of the display panel with a plurality of signal line.
Optionally, a plurality of redundant wire and a plurality of signal line respectively correspond setting, a plurality of redundant wire
Setting is spaced on the orthographic projection direction of the display panel with a plurality of signal line.
Optionally, the long line includes the first segment being sequentially connected end to end, second segment and third section, the first segment and
Three Duan Pinghang, the second segment is parallel with the signal line, and the first segment is connect with the described first sub- signal line, the third
Section is connect with the described second sub- signal line.Optionally, the second segment is arranged between two adjacent redundant wires.
Optionally, the first segment and third section be across only an adjacent redundant wire, formed the first overlapping region and
Second overlapping region.
Optionally, third notch also can be set in the redundant wire between first overlapping region and the second overlapping region
With the 4th notch.
Optionally, long line includes first segment and third section, and the first segment is connected by via hole and the described first sub- signal line
Logical, the third section is connected to by via hole with the described second sub- signal line, the first segment and third section and at least one redundancy
Conducting wire forms the first overlapping region and the second overlapping region, and first overlapping region is arranged far from the side of the second overlapping region
The second notch is arranged far from the side of the first overlapping region in first notch, second overlapping region；First overlapping region and
Two overlapping regions and its between redundant wire connection first segment and third section, and first segment and third section is connected.
Disclosed herein as well is a kind of method for repairing and mending of display panel, to repair the signal line for having cut-off point, the signal
Line forms two the first sub- signal line and the second sub- signal line being not turned on due to cut-off point；
The method for repairing and mending comprising steps of
Close to the position of the cut-off point and the second sub- signal line close to described disconnected in the described first sub- signal line
The position prescribed removes each middle film layer, forms the first via hole and the second via hole；
Long line is deposited from first via hole to second via hole, and the first sub- signal is connected to by the long line of conducting
Line and the second sub- signal line；
The redundant wire of side by first via hole far from second via hole is cut off, by second via hole
The redundant wire cutting of side far from first via hole.
Disclosed herein as well is a kind of display devices, including above-mentioned display panel.
The application can be used the long line and connect the sub- signal line of the first sub- signal line and second that are formed due to cut-off point
It picks up and, so that there is the signal line of cut-off point to be connected to again, and disconnect redundant wire in the two sides of the overlapping region, disconnect
The redundant wire of overlapping region is connect with the redundant wire in other regions, so that the redundant wire electrification of overlapping region can't shadow
The redundant wire outside overlapping region is rung, prevents redundant wire and corresponding signal line outside overlapping region from forming capacitor, interference news
Signal on number line, while the effect of the redundant wire of script will not be destroyed again.
Detailed description of the invention
Included attached drawing is used to provide that a further understanding of the embodiments of the present application, and which constitute one of specification
Point, for illustrating presently filed embodiment, and with verbal description come together to illustrate the principle of the application.Under it should be evident that
Attached drawing in the description of face is only some embodiments of the present application, for those of ordinary skill in the art, is not paying wound
Under the premise of the property made is laborious, it is also possible to obtain other drawings based on these drawings.In the accompanying drawings:
Fig. 1 is a kind of schematic diagram of display panel of the embodiment of the application；
Fig. 2 is diagrammatic cross-section of the Fig. 1 along AB line of the application；
Fig. 3 is a kind of step flow chart of the method for repairing and mending of display panel of the embodiment of the application；
Fig. 4 is the schematic diagram of the long line repairing of the embodiment of the application；
Fig. 5 is a kind of schematic diagram of display panel of the embodiment of the application；
Fig. 6 is a kind of schematic diagram of display panel of another embodiment of the application；
Fig. 7 is the schematic diagram of another display panel of the embodiment of the application；
Fig. 8 is the schematic diagram of another display panel of another embodiment of the application；
Fig. 9 is the schematic diagram of another display panel of the embodiment of the application；
Figure 10 is the schematic diagram of another display panel of another embodiment of the application.
Wherein, 10, display panel；110, signal line；111, the first sub- signal line；112, the second sub- signal line；120, break
It prescribes；130, insulating layer；140, redundant wire；141, the first notch；142, the second notch；143, third notch；144, the 4th
Notch；150, via hole；160, long line；161, first segment；162, second segment；163, third section；171, the first overlapping region；172,
Second overlapping region；200, the head of long line board.
Specific embodiment
It is to be appreciated that term used herein above, disclosed specific structure and function details, it is only for description
Specific embodiment is representative, but the application can be implemented by many alternative forms, be not construed as only
It is limited to the embodiments set forth herein.
In the description of the present application, term " first ", " second " are used for description purposes only, and it is opposite to should not be understood as instruction
Importance, or implicitly indicate the quantity of indicated technical characteristic.As a result, unless otherwise indicated, " first ", " are defined
Two " feature can explicitly or implicitly include one or more of the features；The meaning of " plurality " is two or two
More than.Term " includes " and its any deformation, mean and non-exclusive include, it is understood that there may be or addition is one or more that other are special
Sign, integer, step, operation, unit, component and/or combination thereof.
In addition, "center", " transverse direction ", "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner",
The term of the orientation or positional relationship of the instructions such as "outside" is that orientation or relative positional relationship based on the figure describe, only
Be that the application simplifies description for ease of description, rather than indicate signified device or element must have a particular orientation,
It is constructed and operated in a specific orientation, therefore should not be understood as the limitation to the application.
Furthermore unless specifically defined or limited otherwise, term " installation ", " connected ", " connection " shall be understood in a broad sense, example
Such as it may be fixed connection or may be dismantle connection, or integral connection；It can be mechanical connection, be also possible to be electrically connected
It connects；It can be directly connected, it can also indirectly connected through an intermediary or the connection inside two elements.For ability
For the those of ordinary skill in domain, the concrete meaning of above-mentioned term in this application can be understood as the case may be.
Below with reference to the accompanying drawings it elaborates with optional embodiment to the application.
General display panel 10 includes viewing area and non-display area is arranged around viewing area；Non-display area includes cabling area
Domain, as depicted in figs. 1 and 2, the display panel 10 include a plurality of signal line 110, insulating layer 130 and a plurality of redundant wire 140,
The insulating layer 130 is formed in signal line 110；The a plurality of redundant wire 140 being mutually not turned on is formed in insulating layer 130
On；Wherein, the signal line 110 of display panel may lead to open circuit fault because of corrosion or other factors, cause not being connected
The case where, i.e., signal line 110 may have a cut-off point 120 in figure, and due to cut-off point 120 formed two be not turned on first
Sub- signal line 111 and the second sub- signal line 112.
As shown in figure 3, this application discloses a kind of method for repairing and mending of display panel, to repair the signal line for having cut-off point,
The signal line forms two the first sub- signal line and the second sub- signal line being not turned on due to cut-off point；
The method for repairing and mending comprising steps of
S1: close to the position of the cut-off point and the second sub- signal line close to described in the described first sub- signal line
The position of cut-off point removes each middle film layer, forms the first via hole and the second via hole；
S2: depositing long line from first via hole to second via hole, is connected to first son by the long line of conducting
Signal line and the second sub- signal line；
S3: the redundant wire cutting of the side by first via hole far from second via hole, by described second
The redundant wire of side of the via hole far from first via hole is cut off.
As shown in figure 4, on long line board, when detection discovery has the signal line of cut-off point, by long line board first
Each middle film layer is removed close to the position of cut-off point close to the position of cut-off point and the second sub- signal line in sub- signal line, forms the
One via hole and the second via hole；From the first via hole to the second via hole by the long line of work head vapor deposition of long line board, and it is connected to
First sub- signal line and the second sub- signal line；Wherein the film quality of the long line can be hexahydroxy tungsten (W (CO) 6), be that one kind is led
The volatile solid for being suitable for vapor deposition of electricity, moreover the film quality of the long line 160 can also use metal material, such as
Copper, aluminium etc.；The material of transparent electrode layer can certainly be used.
As shown in figure 5, for a plurality of redundant wire on the orthographic projection direction of display panel and a plurality of signal line
It overlaps, a kind of method for repairing and mending of corresponding above-mentioned display panel, the display panel after disclosing a kind of repairing, comprising: more
Signal line 110, long line 160, insulating layer 130 and a plurality of redundant wire 140, the signal line 110 are arranged in routing region；Institute
It states insulating layer 130 to be formed in signal line 110, a plurality of redundant wire 140 being mutually not turned on is formed on insulating layer 130；
The long line 160 is for repairing at least one signal line 110 for having cut-off point 120；The signal line 110 is due to cut-off point
Institute is connected by via hole in 120 two the first sub- signal line 111 being not turned on of formation and the second sub- signal line 112, the long line 160
State the first sub- signal line 111 and the second sub- signal line 112；The long line 160 and at least one redundant wire 140 are overlapping,
The first overlapping region 171 and the second overlapping region 172 are formed, the redundant wire 140 overlapped with long line 160 includes: first
Notch 141 and the second notch 142, the setting of the first notch 141 are overlapping far from described second in first overlapping region 171
The side in region 172 disconnects the redundant wire 140 and separate second overlapping region 172 of first overlapping region 171
The redundant wire 140 of side；Second notch 142 is arranged in second overlapping region 172 far from first crossover region
The side in domain 171, the redundant wire 140 for disconnecting second overlapping region 172 and one far from first overlapping region 171
The redundant wire 140 of side.
In the present solution, the redundant wire 140 is not connect with external circuit, when cut-off point occurs in the signal line 110
When 120, the long line 160 can be used and connect the first signal line 111 and the second signal line 112 that are formed due to cut-off point 120
It picks up and, so that there is the signal line 110 of cut-off point 120 to be connected to again, and in the two sides of the overlapping region by redundant wire 140
It disconnects, the redundant wire 140 for disconnecting overlapping region is connect with the redundant wire 140 in other regions, so that the redundancy of overlapping region
Conducting wire 140, which charges, will not influence redundant wire 140 outside overlapping region, prevent redundant wire 140 outside overlapping region with it is right
The signal line 110 answered forms capacitor, interferes the signal in signal line 110, while the redundant wire 140 of script will not be destroyed again
Effect.
Wherein, a plurality of redundant wire 140 respectively corresponds setting, a plurality of redundancy with a plurality of signal line 110
Conducting wire 140 overlaps on the orthographic projection direction of the display panel with a plurality of signal line 110.Certainly, such as Fig. 6, institute
It states a plurality of redundant wire 140 and is spaced setting on the orthographic projection direction of the display panel 10 with a plurality of signal line 110
It can be with.
As shown in Figure 7 and Figure 8, wherein Fig. 7 be on display panel orthographic projection direction a plurality of redundant wire with it is described
A plurality of signal line overlaps, and Fig. 8 is a plurality of redundant wire and a plurality of signal on display panel orthographic projection direction
The setting of line interval, the long line 160 include the first segment 161, second segment 162 and the third section 163 that are sequentially connected end to end, and described the
One section 161 parallel with third section 163, and the second segment 162 is parallel with the signal line 110, and the first segment 161 passes through via hole
150 first signal line 111 connect, and the third section 163 passes through the connection of the second signal line 112 described in via hole 150；In reality
In production, industrial technology is limited, and when there is the broken string of signal line 110, and when broken string region very little, long line 160 is typically all gas phase
Deposition, needs certain length, just can guarantee the air-tightness and electric conductivity of the film deposition of itself, lead to not directly interrogating
Number 110 top wiring of line, needs wiring could be made to will not influence other circuits by other region cablings.
Certainly, the second segment 162 can be set to not generate overlapping region with any redundant wire 140,
The second segment 162 is arranged between two adjacent redundant wires 140,162 part of second segment of long line 160 will not with it is parallel
140 line of the redundant wire contact of section, generates capacitive effect signal line 110 electrically.
Specifically, the first segment 161 and third section 163 can cross over a plurality of redundant wire 140, when cut-off point 120 compared with
When small, since the vapor deposition of long line 160 needs certain length, it just can guarantee the air-tightness of the film deposition of itself and lead
Electrical property, the inadequate cross-line in region of one redundant wire 140 of cross-line can guarantee long line 160 across a plurality of redundant wire 140
Good electric conductivity.
Certainly, the first segment 161 and third section 163 be across only an adjacent redundant wire 140, then it is corresponding only and
One redundant wire 140 forms corresponding first overlapping region 171 and the second overlapping region 172, the shadow generated to signal line 110
It rings also minimum.
Specifically, the redundant wire 140 between first overlapping region 171 and the second overlapping region 172 can also be set
Set third notch 143 and the 4th notch 144；When cut-off point 120 is excessive, first overlapping region 171 and second is handed over
Folded region 172 from farther out when, the redundant wire 140 in the first overlapping region 171 and the second overlapping region 172 is too long,
Generation electric connection is contacted with long line 160, is influenced the signal line 110 of corresponding 140 lower section of redundant wire, is generated capacity effect, do
Disturb signal transmission.
As shown in Figure 9 and Figure 10, wherein Fig. 9 be on display panel orthographic projection direction a plurality of redundant wire with it is described
A plurality of signal line interval setting, Figure 10 are a plurality of redundant wire and a plurality of signal on display panel orthographic projection direction
Line overlap setting, different from a upper embodiment, long line 160 only includes first segment 161 and third section 163, i.e., from the first mistake
First segment 161 is deposited on hole 150 to an adjacent redundant wire 140, on from via hole 150 to a same redundant wire 140
It deposits third section 163, the first segment 161 and third section 163 and forms the first overlapping region 171 with corresponding redundant wire 140
With the second overlapping region 172, the first notch is arranged far from the side of the second overlapping region 172 in first overlapping region 171
141, the second notch 142 is arranged far from the side of the first overlapping region 171 in second overlapping region 172；First overlapping region
171 and second overlapping region 172 and its between redundant wire 140 connect first segment 161 and third section 163, and be connected first
Section 161 and third section 163, i.e., using the adjacent redundant wire 140 in 120 region of cut-off point as the second segment 162 of long line 160,
In the present solution, do the second segment 162 of long line 160 using the adjacent redundant wire 140 in the top of signal line 110, with long line 160 the
One section 161, the connection of third section 163, and it is connected to the signal line 110 for occurring breaking, while cutting off and being used as long 160 second segment 162 of line
Redundant wire 140 and other regions redundant wire 140 connection, prevent other regions redundant wire 140 charge and shadow
The signal line 110 of lower section corresponding region is rung, and the signal line 110 of connection broken string can be played the role of, is saving long 160 material of line
While, and prevent the problem by causing box thickness ununiformity even in the long line 160 of 140 disposed thereon of redundant wire.
It should be noted that the restriction for each step being related in this programme, in the premise for not influencing concrete scheme implementation
Under, it does not regard as being can be the step of making restriction to step sequencing, write on front what is first carried out, be also possible to
It executes, is possibly even performed simultaneously afterwards, as long as this programme can be implemented, all shall be regarded as belonging to the protection model of the application
It encloses.
The technical solution of the application can be widely applied to various display panels, such as twisted nematic (Twisted
Nematic, TN) display panel, plane conversion type (In-Plane Switching, IPS) display panel, vertical orientation type
(Vertical Alignment, VA) display panel, more quadrant vertical orientation type (Multi-Domain Vertical
Alignment, MVA) display panel, it is of course also possible to be other kinds of display panel, such as Organic Light Emitting Diode
(Organic Light-Emitting Diode, OLED) display panel, applicable above scheme.
The above content is combine specific optional embodiment to made by the application further description, and it cannot be said that
The specific implementation of the application is only limited to these instructions.For those of ordinary skill in the art to which this application belongs, In
Under the premise of not departing from the application design, a number of simple deductions or replacements can also be made, all shall be regarded as belonging to the application's
Protection scope.
Claims (10)
1. a kind of display panel characterized by comprising
A plurality of signal line；
Insulating layer is formed in signal line；
The a plurality of redundant wire being mutually not turned on is formed on the insulating layer；
Long line, for repairing at least one signal line for having cut-off point；
The signal line forms two the first sub- signal line and the second sub- signal line being not turned on, the length due to the cut-off point
The described first sub- signal line and the second sub- signal line is connected by via hole in line；
The long line and at least one redundant wire are overlapping, form the first overlapping region and the second overlapping region,
The redundant wire overlapped with long line includes:
First notch is arranged far from the side of second overlapping region in first overlapping region, disconnects described first and hand over
The redundant wire in folded region and the redundant wire of the side far from second overlapping region；
Second notch is arranged far from the side of first overlapping region in second overlapping region, disconnects described second and hand over
The redundant wire in folded region and the redundant wire of the side far from first overlapping region.
2. a kind of display panel as described in claim 1 characterized by comprising a plurality of redundant wire and described more
Signal line respectively corresponds setting, and a plurality of redundant wire and a plurality of signal line are in the orthographic projection side of the display panel
It overlaps upwards.
3. a kind of display panel as described in claim 1 characterized by comprising a plurality of redundant wire and described more
Signal line respectively corresponds setting, and a plurality of redundant wire and a plurality of signal line are in the orthographic projection side of the display panel
Interval setting upwards.
4. a kind of display panel as described in claim 1, which is characterized in that the long line includes first be sequentially connected end to end
Section, second segment and third section, the first segment is parallel with third section, and the second segment is parallel with the signal line, and described first
Section is connect with the described first sub- signal line, and the third section is connect with the described second sub- signal line.
5. a kind of display panel as claimed in claim 4 characterized by comprising adjacent two are arranged in the second segment
Between redundant wire described in item.
6. a kind of display panel as claimed in claim 4 characterized by comprising the first segment and third section across only
An adjacent redundant wire forms the first overlapping region and the second overlapping region.
7. a kind of display panel as described in claim 1 characterized by comprising first overlapping region and second is handed over
Third notch and the 4th notch also can be set in the redundant wire between folded region.
8. a kind of display panel as described in claim 1, which is characterized in that the long line includes first segment and third section, institute
It states first segment to be connected to by via hole with the described first sub- signal line, the third section is connected by via hole and the described second sub- signal line
Logical, the first segment and third section and at least one redundant wire form the first overlapping region and the second overlapping region, and described the
The first notch is arranged far from the side of the second overlapping region in one overlapping region, and second overlapping region is far from the first overlapping region
Side be arranged the second notch；First overlapping region and the second overlapping region and its between redundant wire connect first segment
With third section, and the first segment and third section is connected.
9. a kind of method for repairing and mending of display panel, to repair the signal line for having cut-off point, which is characterized in that the signal line due to
Cut-off point forms two the first sub- signal line and the second sub- signal line being not turned on；
The method for repairing and mending is comprising steps of close to the position of the cut-off point and second son in the described first sub- signal line
Signal line removes each middle film layer close to the position of the cut-off point, forms the first via hole and the second via hole；
Long line is deposited from first via hole to second via hole, by the long line of conducting be connected to the first sub- signal line and
Second sub- signal line；
The redundant wire of side by first via hole far from second via hole is cut off, and second via hole is separate
The redundant wire of the side of first via hole is cut off.
10. a kind of display device, which is characterized in that including display panel described in the claims 1-8 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN114488635A (en) * | 2020-11-13 | 2022-05-13 | 上海和辉光电股份有限公司 | Broken line repairing method and display panel |
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