CN109801936A - Display panel and its restorative procedure - Google Patents
Display panel and its restorative procedure Download PDFInfo
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- CN109801936A CN109801936A CN201711142302.2A CN201711142302A CN109801936A CN 109801936 A CN109801936 A CN 109801936A CN 201711142302 A CN201711142302 A CN 201711142302A CN 109801936 A CN109801936 A CN 109801936A
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- 230000003287 optical effect Effects 0.000 claims description 3
- 230000003760 hair shine Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 35
- 230000000875 corresponding effect Effects 0.000 description 34
- 238000012545 processing Methods 0.000 description 8
- 230000008439 repair process Effects 0.000 description 7
- 238000001514 detection method Methods 0.000 description 4
- 230000002159 abnormal effect Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000407 epitaxy Methods 0.000 description 2
- 229910052733 gallium Inorganic materials 0.000 description 2
- 229910052738 indium Inorganic materials 0.000 description 2
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 2
- TYHJXGDMRRJCRY-UHFFFAOYSA-N zinc indium(3+) oxygen(2-) tin(4+) Chemical compound [O-2].[Zn+2].[Sn+4].[In+3] TYHJXGDMRRJCRY-UHFFFAOYSA-N 0.000 description 2
- -1 ITO) Chemical compound 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
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- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
- MRNHPUHPBOKKQT-UHFFFAOYSA-N indium;tin;hydrate Chemical compound O.[In].[Sn] MRNHPUHPBOKKQT-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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Abstract
The invention discloses a kind of display panels, have multiple light emitting diodes and circuit substrate.There is circuit substrate a plurality of first conducting wire, a plurality of second conducting wire to connect route with multiple.It connects one of route and is for electrically connecting to one of multiple light emitting diodes.Each route that connects is with the first connection pad portion, the second connection pad portion, third connection pad portion and interconnecting piece.First connection pad portion is for electrically connecting to one of first electrode and first conducting wire of corresponding light emitting diode.The first gap is separated between second connection pad portion and the first connection pad portion.Second connection pad portion is for electrically connecting to the second electrode of corresponding light emitting diode.Third connection pad portion is electrically connected one of second conducting wire.The second gap is separated between third connection pad portion and the second connection pad portion.Interconnecting piece connects the second connection pad portion and third connection pad portion.
Description
Technical field
The present invention connects route about a kind of display panel and its restorative procedure, especially a kind of setting light emitting diode
Display panel and its restorative procedure.
Background technique
The energy conversion efficiency of light emitting diode is high, small in size and long service life, has been widely used at present various
Electronic product, usually as instruction, illumination or for display to provide image.Briefly, light emitting diode has hair
Photosphere and at least two semiconductor layer, by material used in adjustment luminescent layer and semiconductor layer, manufacturer can produce
The light emitting diode of different colours.Based on various benefits, various manufacturers are committed to using light emitting diode in display panel
In, manufacturing cost can more be reduced while providing high image quality with expectation.
In general, diode element has positive and negative two electrode, when light emitting diode to be arranged is in the pixel of display panel
When in unit, need for two electrodes of diode element to be respectively arranged on corresponding connection pad.But processing procedure and non-perfect,
Therefore in setting diode element when on display panel, it is possible to lead to two electrodes of diode element because of dislocation and connect
Pad can not be successfully electric connection, cause open circuit defect state.In this situation, even if providing power to display panel, have and open
The pixel unit of road defect state can not be also lit.On the other hand, also have when on display panel in setting diode element
Probably due to the improper heating of force is improper and makes the structure of diode element that melting or deformation occur, cause diode first
Part becomes good conductor, and causes circuit defect state.Either, the unitary electrode of diode element touches two kinds and polar connects
Pad, it is also possible to cause circuit defect state.Under the situation of circuit defect state, when providing power to display panel,
Therefore his pixel unit can be lighted by abnormal.
In current industry development, light emitting diode micromation is the semiconductor skill for being sent to next generation of great expectations
Art.For current technology, the size of light emitting diode can be miniaturized to micron grade.But due to light emitting diode
Size it is more small, influence of the variation of epitaxy quality for different light emitting diodes is more huge.In certain display surfaces
In plate processing procedure, can will be done with a piece of epitaxy wafer wafer process formed it is micro-led after, flood tide shift (mass
Transfer) there is the substrate of driving circuit to production.And in the process of flood tide transfer, also have an opportunity to occur to open as the aforementioned
Road defect state or circuit defect state.
Summary of the invention
The invention reside in providing a kind of display panel and its restorative procedure, with display panel have as the aforementioned open circuit lack
When the state of falling into or circuit defect state, display panel can be made to be repaired, and enable display panel normal luminous.
The invention discloses a kind of display panel, the display panel has multiple light emitting diodes and circuit substrate.
There is circuit substrate a plurality of first conducting wire, a plurality of second conducting wire to connect route with multiple.The light emitting diode is separated
And it is engaged on circuit substrate.It connects one of route and is for electrically connecting to one of multiple light emitting diodes.It is each to lead
Link has the first connection pad portion, the second connection pad portion, third connection pad portion and interconnecting piece.First connection pad portion is electrically connected the first conducting wire
One of them, and the first connection pad portion is for electrically connecting to the first electrode of corresponding light emitting diode.Second connection pad portion and first
The first gap is separated between connection pad portion, and the second connection pad portion is for electrically connecting to the second electrode of corresponding light emitting diode.Third
Connection pad portion is electrically connected one of second conducting wire.The second gap is separated between third connection pad portion and the second connection pad portion.Second connection pad
Portion is between the first connection pad portion and third connection pad portion.Interconnecting piece connects the second connection pad portion and third connection pad portion.
In an embodiment, the circuit substrate has more multiple sub-pixel areas.Described connects one of route
Positioned at one of the sub-pixel area.And described one of the route that connects has more the 4th connection pad portion and the 5th connection pad
Portion.4th connection pad portion is electrically connected the first conducting wire of the first connection pad portion connection.First connection pad portion and the 4th connection pad portion are located at
The two sides of first conducting wire of the first connection pad portion connection.5th connection pad portion is electrically connected the second conducting wire of third connection pad portion connection.The
The 5th gap is separated between four connection pad portions and the 5th connection pad portion.4th connection pad portion is between the 5th connection pad portion and the first connection pad portion.
The invention discloses a kind of restorative procedure of display panel, the restorative procedure of the display panel is suitable for display
Panel.The display panel has circuit substrate and multiple light emitting diodes.Circuit substrate connects route with multiple.It connects
One of route is electrically connected one of light emitting diode.It is each connect route include the first connection pad portion being separated from each other,
Second connection pad portion, third connection pad portion and the interconnecting piece for connecting the second connection pad portion Yu third connection pad portion.First connection pad portion is electrically connected
One of a plurality of first conducting wire.Third connection pad portion is electrically connected one of a plurality of second conducting wire.Corresponding light emitting diode
Two electrodes be individually coupled to the first connection pad portion and the second connection pad portion.In the restorative procedure of the display panel, first provide
Test signal to connect route at least one, and drive corresponding LED operation.Then, light emitting diode is detected
Whether one of them is normal condition, open circuit defect state or circuit defect state.When judgement connects one of route
When light emitting diode is open circuit defect state, by back lit diode be bonded to the first connection pad portion and the second connection pad portion with lead
Link is electrically connected.When the light emitting diode for judging to connect one of route is circuit defect state, cuts this and connect
The interconnecting piece of route enables the second connection pad portion electrically isolate with third connection pad portion.Another back lit diode is electrically connected to and is led
The the second connection pad portion and third connection pad portion of link.
The invention discloses the restorative procedure of another display panel, the restorative procedure of another display panel,
Suitable for display panel.Display panel has circuit substrate and multiple light emitting diodes.Circuit substrate connects route with multiple.
It connects one of route and is electrically connected one of light emitting diode, the first conducting wire and the second conducting wire.It is each to connect route
With the first connection pad portion, the second connection pad portion, third connection pad portion, the 4th connection pad portion, the 5th connection pad portion and interconnecting piece.First connection pad portion
The first conducting wire is electrically connected with the 4th connection pad portion and is located at the first conducting wire two sides, and third connection pad portion electrically connects with the 5th connection pad
It connects the second conducting wire and is located at the first conducting wire two sides.The both ends of interconnecting piece are separately connected the second connection pad portion and third connection pad portion.
Corresponding light emitting diode is engaged in the first connection pad portion and the second connection pad.In the restorative procedure of the display panel, first provide
Test signal to connect route at least one, and drive corresponding LED operation.Also, detect light emitting diode
Whether one of them is normal condition, open circuit defect state or circuit defect state.When judging one of light emitting diode
When for open circuit defect state, back lit diode is bonded to the 4th connection pad portion and the 5th connection pad portion.When judging light-emitting diodes
When one of pipe is circuit defect state, another back lit diode is bonded to the 4th connection pad portion and the 5th connection pad portion.
The invention discloses another display panel, the display panel has multiple light emitting diodes and circuit base
Plate.Light emitting diode is separated and is engaged on circuit substrate.Circuit substrate has a plurality of first conducting wire, a plurality of second conducting wire
Route is connected with multiple.Each route that connects is for electrically connecting to one of light emitting diode.Each route that connects has company
Socket part, the first connection pad portion, spare connection pad portion and the second connection pad portion.One end of interconnecting piece is electrically connected one of first conducting wire.
The other end of first connection pad portion electric connection interconnecting piece.First connection pad portion is electrically connected the first electricity of corresponding light emitting diode
Pole.Spare connection pad portion is electrically connected the first conducting wire that interconnecting piece is electrically connected.Spare connection pad portion is located at the first connection pad portion
The both ends of interconnecting piece.Second connection pad portion is electrically connected one of second conducting wire.Second connection pad portion is electrically connected corresponding shine
The second electrode of diode.
The invention discloses the restorative procedure of another display panel, the restorative procedure of another display panel is suitable
For display panel.Display panel has circuit substrate and multiple light emitting diodes.Circuit substrate includes multiple sub-pixel areas.Often
One sub-pixel area, which is provided with, connects route.Connecting route has the first connection pad portion of setting of being separated, the second connection pad portion, spare
Connection pad portion and interconnecting piece.Interconnecting piece both ends are separately connected the first connection pad portion and spare connection pad portion.First connection pad portion and spare connection pad
Portion is electrically connected one of a plurality of first conducting wire.Second connection pad portion is electrically connected one of a plurality of second conducting wire.In described
Display panel restorative procedure in, first provide test signal to connect route at least one and drive it is corresponding shine two
Pole pipe work.Also, whether one of detection light emitting diode is normal condition, open circuit defect state or circuit defect shape
State.When judging one of light emitting diode for open circuit defect state, back lit diode pair should be engaged in spare connect
Pad portion and the second connection pad portion.When judging one of light emitting diode for circuit defect state, it is corresponding to disconnect light emitting diode
The interconnecting piece for connecting route the first conducting wire so that the first connection pad portion is electrically insulated, and back lit diode pair should be engaged
In spare connection pad portion and the second connection pad portion.
In summary, display panel connects route the present invention provides a kind of display panel and its restorative procedure
It is for electrically connecting to main light-emitting diode, and when there is abnormal conditions, spare light emitting diode is optionally set
It is placed in corresponding position.Whereby, display panel and its restorative procedure provided by the above embodiment can be repaired effectively as the aforementioned
Open circuit defect situation and circuit defect situation, equally improve producing line yield.
The explanation of explanation and the following embodiments and the accompanying drawings above with respect to the content of present invention is of the invention with explanation to demonstrate
Spirit and principle, and claims of the present invention is provided and is further explained.
Detailed description of the invention
Figure 1A is the structural schematic diagram of the display panel according to depicted in one embodiment of the invention.
Figure 1B is the structural schematic diagram of the circuit substrate of the display panel according to depicted in one embodiment of the invention.
Fig. 2A is the structural schematic diagram for connecting route of the display panel according to depicted in first embodiment of the invention.
Fig. 2 B is a kind of repaired knot for connecting route of the display panel according to depicted in first embodiment of the invention
Structure schematic diagram.
Fig. 2 C is that the repaired another kind of the display panel according to depicted in first embodiment of the invention connects route
Structural schematic diagram.
Fig. 3 is the step flow diagram of the restorative procedure of the display panel according to depicted in one embodiment of the invention.
Fig. 4 A is the structural schematic diagram for connecting route of the display panel according to depicted in second embodiment of the invention.
Fig. 4 B is a kind of repaired knot for connecting route of the display panel according to depicted in second embodiment of the invention
Structure schematic diagram.
Fig. 4 C is that the repaired another kind of the display panel according to depicted in second embodiment of the invention connects route
Structural schematic diagram.
Fig. 5 is the structural schematic diagram for connecting route of the display panel according to depicted in third embodiment of the invention.
Fig. 6 is the step flow diagram of the restorative procedure of the display panel according to depicted in another embodiment of the present invention.
Fig. 7 A is the structural schematic diagram for connecting route of the display panel according to depicted in fourth embodiment of the invention.
Fig. 7 B is a kind of repaired knot for connecting route of the display panel according to depicted in fourth embodiment of the invention
Structure schematic diagram.
Fig. 7 C is that the repaired another kind of the display panel according to depicted in fourth embodiment of the invention connects route
Structural schematic diagram.
Fig. 8 A is the structural schematic diagram for connecting route of the display panel according to depicted in fifth embodiment of the invention.
Fig. 8 B is a kind of repaired knot for connecting route of the display panel according to depicted in fifth embodiment of the invention
Structure schematic diagram.
Fig. 8 C is that the repaired another kind of the display panel according to depicted in fifth embodiment of the invention connects route
Structural schematic diagram.
Fig. 9 is the step flow diagram of the restorative procedure of the display panel according to depicted in further embodiment of this invention.
Wherein, appended drawing reference:
1 display panel
10,20,30,40,50 route is connected
110,210,310,410,510 first connection pad portion
120,220,320,420,520 second connection pad portion
130,230,430,530 third connection pad portion
240,440,540 the 4th connection pad portion
250,450,550 the 5th connection pad portion
370,470 interconnecting piece
330 spare connection pad portions
160,260 interconnecting piece
1610,2610 to be cut sections
2110,2210,2220,2310,2410,2510 connection pad section
2120,2230,2420 linkage section
280,290 interconnecting piece
5110,5410 connection pad section
5120,5420 linkage section
D light emitting diode
Db1~Db8 back lit diode
The first gap g1, g3
The second gap g2, g4
The 5th gap g5
S circuit substrate
The first side S1
The second side S2
S3 third side
S4 four side
The 5th side S5
The 6th side S6
S7 heptalateral side
The 8th side S8
The 9th side S9
The tenth side S10
The tenth a side of S11
The first conducting wire of w1, w3, w5, w7
The second conducting wire of w2, w4, w6, w8
Wt1, wt2 width
WtC width to be cut
The main bonding land ZM
The sub-pixel area ZP
The secondary bonding land ZS1 first
The secondary bonding land ZS2 second
ZS3, ZS4, ZS5, ZS6 pair bonding land
S101~S107, S201~S207, S301~S307 steps flow chart
Specific embodiment
Describe detailed features and advantage of the invention in detail in embodiments below, content is enough to make this field
Technical staff understands technology contents of the invention and implements accordingly, and according to content disclosed in this specification, claims
And schema, those skilled in the art can be readily understood upon the relevant purpose of the present invention and advantage.Embodiment below is into one
The step viewpoint that the present invention will be described in detail, but it is non-anyways to limit scope of the invention.
Figure 1A and Figure 1B are please referred to, Figure 1A is the structural representation of the display panel according to depicted in one embodiment of the invention
Figure, Figure 1B are the structural schematic diagram of the circuit substrate of the display panel according to depicted in one embodiment of the invention.Must first it illustrate
It is that, to ask narration concise, the portion of element only lifted in display panel below is illustrated, the total of display panel is not limited with this
The relative position of number of elements or all elements.
As shown in Figure 1A, display panel 1 has multiple light emitting diode D and circuit substrate S.It is not intended to limit luminous two herein
The size and processing procedure of pole pipe D.In one embodiment, light emitting diode D is micro-led (micro light
Emitting diode, micro LED), but be not limited thereto.Each light emitting diode D is separated and is engaged in circuit base
On plate S.In one embodiment, the light emitting diode D of part is to provide feux rouges, and the light emitting diode D of another part is to mention
For blue light, the light emitting diode D of yet another part is to provide green light.In another embodiment, the light emitting diode D of part is used
To provide feux rouges, the light emitting diode D of another part is to provide blue light, and the light emitting diode D of yet another part is to provide
Green light, but the light emitting diode D of another part is to provide white light.
As shown in Figure 1B, there is circuit substrate S a plurality of first conducting wire w1, a plurality of second conducting wire w2 to connect route with multiple
(being illustrated in subsequent drawings).In fig. ib, longitudinal each conducting wire is defined as each first conducting wire w1, and lateral each conducting wire is defined as
Each second conducting wire w2.In multiple sub-pixel area ZP can have been defined in practice, on circuit substrate S.Multiple light emitting diode D
It respectively corresponds and is set in multiple sub-pixel areas to form multiple sub-pixel units with corresponding circuit.Each sub-pixel list
One of member is electrically connected at one of one of each first conducting wire w1 and each second conducting wire w2.First conducting wire w1
It is, for example, by metal, tin indium oxide (indium tin oxide, ITO), indium gallium zinc (indium with the second conducting wire w2
Gallium zinc oxide, IGZO) or indium tin zinc oxide (indium tin zinc oxide, ITZO) it is made.First leads
Line w1 is electrically insulated from the second conducting wire w2 and does not contact with each other.In in practice, the first conducting wire w1 and the second conducting wire w2 are for example
Cabling is provided with insulating layer between the tripe systems layer or the first conducting wire w1 and the overlapping of the second conducting wire w2 of display panel 1
It is in contact to avoid the first conducting wire w1 with the second conducting wire w2.It above are only citing demonstration, be actually not limited thereto.
In one embodiment, multiple routes that connect are respectively arranged in multiple sub-pixel areas of circuit substrate S, respectively
It connects route to be electrically connected in one of one of corresponding each first conducting wire w1 and each second conducting wire w2, and respectively leads
Link is used to be electrically connected one of multiple light emitting diode D.In other words, each light emitting diode D passes through
It respectively connects route and corresponding first conducting wire w1 and corresponding second conducting wire w2 is electrically connected, even it is corresponding pixel electricity
Road.It should be noted that sub-pixel area ZP is located at two the first conducting wire w1 and two the second conducting wire w2 and is enclosed in the visual angle of Figure 1B
Around closed polygon space in, but in practice, sub-pixel area can also be across the first conducting wire w1 or the second conducting wire w2 without
In the closed polygon space.The present invention provides a variety of different display panels, different display panels is led
Link has different structures, illustrates individually below.
Please with reference to Fig. 2A to illustrate a kind of state sample implementation for connecting route, Fig. 2A is according to first embodiment of the invention
The structural schematic diagram for connecting route of depicted display panel.Fig. 2A is illustrated with the route that connects in the ZP of sub-pixel area.
As shown in Figure 2 A, route 10 is connected with the first connection pad portion 110, the second connection pad portion 120, third connection pad portion 130 and interconnecting piece
160.First connection pad portion 110 is electrically connected one of first conducting wire w1.In this embodiment, the first connection pad portion 110 is by passing through
Hole V is electrically connected corresponding first conducting wire w1.Third connection pad portion 130 is electrically connected one of second conducting wire w2.It should be noted
Be, in the drawing relationship of Figure 1B, the element in the ZP of sub-pixel area be connected to the sub-pixel area left ZP the first conducting wire w1 and
The second conducting wire w2 above the ZP of sub-pixel area, and in the drawing relationship of Fig. 2A, the element in the ZP of sub-pixel area is connected to sub- picture
The second conducting wire w2 below the first conducting wire w1 and sub-pixel area ZP of the left plain area ZP.Those skilled in the art when it is understood that
As long as the element in the ZP of sub-pixel area connects one of first conducting wire w1 and one of the second conducting wire w2 of connection, phase
Orientation can be arranged according to actually required, be not restricted to certain relative position.
First connection pad portion 110 is for electrically connecting to the first electrode of corresponding light emitting diode D.Second connection pad portion 120 with
The first gap g1 is separated between first connection pad portion 110.In in practice, the gap width of the first gap g1 is not more than light emitting diode D
Two electrode spacings.Second connection pad portion 120 is for electrically connecting to the second electrode of corresponding light emitting diode D.Third connection pad portion
130 and second are separated with the second gap g2 between connection pad portion 120.Second connection pad portion 120 is located at the first connection pad portion 110 and third connection pad portion
Between 130.Second connection pad portion of the connection of interconnecting piece 160 120 and third connection pad portion 130.In this embodiment, route 10 and are connected
Two conducting wire w2 are for example formed with the light shield formation with along with or with same etch processing procedure.
In more detail, more definition has main bonding land ZM, the first pair bonding land ZS1 to engage with the second pair in the ZP of sub-pixel area
Area ZS2.Main bonding land ZM refers to that light emitting diode D is engaged in the region in the first connection pad portion 110 and the second connection pad portion 120.Main engagement
Area ZM is not overlapped with the first pair bonding land ZS1.The part in the first connection pad portion 110 and the part in the second connection pad portion 120 are included
In in main bonding land ZM;In other words, the part in the first connection pad portion 110 and the part in the second connection pad portion 120 are located at main bonding land ZM.
The another part in the first connection pad portion 110 and the another part in the second connection pad portion 120 are included in the first pair bonding land ZS1;Or
It says, the another part in the another part in the first connection pad portion 110 and the second connection pad portion 120 is located at the first pair bonding land ZS1.Second is secondary
Bonding land ZS2 is then the second connection pad portion 120 and third connection pad portion 130 for covering part.Connect the corresponding light-emitting diodes of route 10
The first connection pad portion 110 and the second connection pad portion is electrically connected in main bonding land ZM with first electrode and second electrode in pipe D
120。
On the other hand, interconnecting piece 160 has to be cut section 1610, and to be cut section 1610 has width wt1 to be cut.It is to be cut
Width wt2 of the width wt1 less than the second connection pad portion 120 is cut, and width wt1 to be cut is less than the width in third connection pad portion 130
wt3.Correlative detail please be detailed later.
In in practice, circuit substrate S is e.g. first manufactured in processing procedure.At this point, in each sub-pixel area of circuit substrate S
It connects route and for example all has structure as shown in Figure 2 A.Then it, then by each light emitting diode D is engaged on circuit substrate S
Main bonding land ZM is to form the preliminary finished product of display panel.However in engaging process, it is possible to form circuit defect state
Or open circuit defect state.With aforementioned drawback structure, the preliminary finished product of the display panel can pass through phase
The restorative procedure answered is repaired and overcomes circuit defect state or open circuit defect state.Subsequent explanation respectively works as main bonding land ZM
Repair mode when with open circuit defect state and the repair mode when main bonding land ZM has circuit defect state.
B to be referring to figure 2. to illustrate, when sub-pixel area ZP has open circuit defect, in Fig. 2A the embodiment described how
Overcome open circuit defect state, Fig. 2 B is that repaired one kind of the display panel according to depicted in first embodiment of the invention connects
The structural schematic diagram of route.For the ZP of sub-pixel area, in the broadest sense, open circuit defect state for example refers to when setting light emitting diode
For D after the ZP of sub-pixel area, the first connection pad portion 110 is still to be electrically insulated or electrically isolate with the second connection pad portion 120 each other.Also
It is to say, even if supplying electricity to display panel 1, the light emitting diode D for being set to sub-pixel area ZP can not still shine.At this point, spare hair
Optical diode Db1 is set in the first pair bonding land ZS1.If two electrodes of back lit diode Db1 are suitably connected to
The the first connection pad portion 110 and the second connection pad portion 120 of first pair bonding land ZS1, then the open circuit defect state of sub-pixel area ZP
It is overcome, sub-pixel area ZP can restore normal luminous.
C to be referring to figure 2. to illustrate, when sub-pixel area ZP has circuit defect, in Fig. 2A the embodiment described how
Overcome circuit defect state, Fig. 2 C is that the repaired another kind of the display panel according to depicted in first embodiment of the invention is led
The structural schematic diagram of link.For the ZP of sub-pixel area, in the broadest sense, circuit defect state for example refers to when setting light-emitting diodes
Pipe D is after the ZP of sub-pixel area, even if light emitting diode D is not turned on, the first connection pad portion 110 is still each other with the second connection pad portion 120
It is electrically connected.That is, first connection pad portion 110 and the second connection pad portion 120 form short circuit when supplying electricity to display panel 1, make
The light emitting diode D that this sub-pixel area must be set to can not be lighted normally.As shown in Figure 2 C, definition has the in the ZP of sub-pixel area
Second mate bonding land ZS2.The third connection pad portion 130 in partial the second connection pad portion 120 and part is located at the second pair bonding land ZS2, or
The third connection pad portion 130 in the second connection pad portion 120 and part of person's novels, anecdotes, etc. point is included in the second pair bonding land ZS2.It has been observed that working as
When circuit defect state is present in sub-pixel area ZP, back lit diode Db2 is set in the second pair bonding land ZS2.In addition,
To be cut section 1610 of interconnecting piece 160 is disconnected.It is connect when two electrodes of back lit diode Db1 are suitably connected to the second pair
The the second connection pad portion 120 and third connection pad portion 130 of area ZS2 are closed, and interconnecting piece 160 is successfully disconnected, then sub-pixel area ZP's is short
Road defect state can be overcome, and sub-pixel area ZP can restore normal luminous.
In in practice, interconnecting piece 160 can be used it is radium-shine blow, or exerted a force by the way of chemical etching, machinery etc.
It cuts, it is herein and without restriction.It has been observed that width of to be cut section 1610 of the width wt1 to be cut less than the second connection pad portion 120
Wt2 is spent, and width wt1 to be cut is less than the width wt3 in third connection pad portion 130.That is, width wt1 to be cut is relatively
It is narrow, come so that being easier to for be cut section 1610 be cut open.In this embodiment.Each section width of interconnecting piece 160 is generally
Identical, therefore, each section of interconnecting piece 160 all can be used as to be cut section 1610.In other words, in this embodiment, to be cut
Section 1610 is not limited in position shown in fig. 2 C, i.e. interconnecting piece 160 in this embodiment can be disconnected in any position.
On the other hand, as shown, the second connection pad portion 120 has first side S1 and second side S2, third connection pad portion
130 have third side S3 and four side S4.In this embodiment, first side S1 is connected in second side S2, third side
Side S3 is connected in four side S4.First side S1 and second side S2 be not conllinear, and third side S3 and four side S4 be not total
Line.Second gap g2 is located between first side S1 and third side S3.The both ends of interconnecting piece 160 are connected to the second connection pad
The second side S2 in the portion 120 and four side S4 in third connection pad portion 130, and interconnecting piece 160 is located at except the second gap g2.Cause
This, interconnecting piece 160 can have serpentine shape appropriate according to actually required, in order to cut.Moreover, because interconnecting piece 160
Except the second gap g2 so that be less susceptible to hurt when cutting interconnecting piece 160 other structures for connecting route 10 or
It is the other elements in the ZP of sub-pixel area.However, in another kind of embodiment, connecting portion in the second gap, that is,
Say that the both ends of interconnecting piece are connected to the first side in the second connection pad portion and the third side in third connection pad portion.Whereby, with section
Save cost of manufacture.
According to above-mentioned, the present invention provides a kind of restorative procedures of display panel, and referring to figure 3., Fig. 3 is according to the present invention
The step flow diagram of the restorative procedure of display panel depicted in one embodiment.The restorative procedure of the display panel is suitable
For the display panel including circuit substrate and multiple light emitting diodes.Circuit substrate connects route with multiple.Connect route
One of them is electrically connected one of light emitting diode.Each route that connects has the first connection pad portion being separated from each other, second
Connection pad portion, third connection pad portion and the interconnecting piece for connecting the second connection pad portion Yu third connection pad portion.First connection pad portion is electrically connected a plurality of
One of first conducting wire.Third connection pad portion is electrically connected one of a plurality of second conducting wire.The two of corresponding light emitting diode
Electrode is individually coupled to the first connection pad portion and the second connection pad portion.In step S101, test signal is provided to connecting route at least
One of them, and corresponding light emitting diode is driven to act.In step S103, detection one of light emitting diode whether be
Normal condition, open circuit defect state or circuit defect state.When the light emitting diode for judging to connect one of route is opens
When the defect state of road, in step S105 by back lit diode be bonded to the first connection pad portion and the second connection pad portion with connect
Route is electrically connected.When the light emitting diode for judging to connect one of route is circuit defect state, in step S105
The interconnecting piece that cutting connects route enables the second connection pad portion electrically isolate with third connection pad portion, and another back lit diode is electrical
It is connected to the second connection pad portion and third connection pad portion for connecting route.
In one embodiment, alternative lights all sub-pixel lists in the viewing area of display panel in step s101
Member or partial sub-pixel unit.It is whether shinny according to mode as expected by each sub-pixel unit, to judge each son
Whether pixel unit has circuit defect state or open defect state.The details of correlated judgment is those skilled in the art's foundation
The circuit trace of display panel, element characteristic or test logic and can designed, designed, be not intended to limit how to judge just herein
Normal state, open circuit defect state or circuit defect state.In another embodiment, it can light in the viewing area of display panel
All sub-pixel units, and judge to show in picture whether there is dim spot.When showing has dim spot in picture, then with electron microscope
The microstructure of display panel is observed to judge whether light emitting diode is properly electrically connected corresponding connection pad portion.
Therefore, as above-mentioned, display panel provided by the present invention when leaving the factory, the different subpixel area on circuit substrate
In the route that connects be possible to be respectively provided with structure as shown in Fig. 2A to Fig. 2 C.More specifically, ideally, circuit substrate
It is smoothly engaged in processing procedure with each light emitting diode and is normal condition, then the route that connects in each sub-pixel area all has such as figure
Structure shown in 2A.When certain sub-pixel areas do not connect smoothly in processing procedure combined into open circuit defect shape with corresponding light emitting diode
When state, then repair at structure as shown in Figure 2 B.When certain sub-pixel areas and corresponding light emitting diode in processing procedure not
When smoothly connecing combined into circuit defect state, then repair at structure as shown in fig. 2 c.Therefore, on same display panel
A part of sub-pixel area connects route and may also repair into structure as shown in Figure 2 B to improve open circuit defect state,
And a part of sub-pixel area connects route and may also repair into structure shown in fig. 2 C to improve circuit defect state.
Please referring next to Fig. 4 A to illustrate another state sample implementation for connecting route, Fig. 4 A is to be implemented according to the present invention second
The structural schematic diagram for connecting route of display panel depicted in example.It has been shown in Fig. 4 A provided by the present invention another aobvious
One of them for showing panel connects the structure of route.In this embodiment, other in display panel other than connecting route
Details (such as substrate above-mentioned, cabling or light emitting diode etc.) is similar in aforementioned, not repeats to repeat herein.It is compared to
Previous embodiment in the embodiment shown in Fig. 4 A, connects route 20 with the first connection pad portion 210, the second connection pad portion 220, the
Three connection pad portions 230 have more the 4th connection pad portion 240 and the 5th connection pad portion 250 with outside interconnecting piece 260.4th connection pad portion 240 is electrically
Connect the first conducting wire w3 of the first connection pad portion 210 connection.First connection pad portion 210 is located at first with the 4th connection pad portion 240 and connects
The two sides for the first conducting wire w3 that pad portion 210 connects.For another angle, 240 electricity of the first connection pad portion 210 and the 4th connection pad portion
Property is connected to same the first conducting wire w3, and this first conducting wire w3 is between the first connection pad portion 210 and the 4th connection pad portion 240.
5th connection pad portion 250 is electrically connected the second conducting wire w4 that third connection pad portion 230 connects.4th connection pad portion 240 and
The 5th gap g5 is separated between five connection pad portions 250.4th connection pad portion 240 be located at the 5th connection pad portion 250 and the first connection pad portion 210 it
Between.For another angle, the first conducting wire w3 of the first connection pad portion 210 connection defines two sides, the first connection pad portion 210, the
Two connection pad portions 220 are located therein side with third connection pad portion 230, what the 4th connection pad portion 240 and the 5th connection pad portion 250 were located therein
The other side, and the 4th connection pad portion 240 compared with the 5th connection pad portion 250 close to the first conducting wire w3.
It is similar in first embodiment above-mentioned, in this embodiment, sub-pixel area ZP have main bonding land ZM.Main bonding land
ZM includes a part in the first connection pad portion 210 and a part in the second connection pad portion 220.Connect the corresponding light emitting diode of route 20
One of D is set to main bonding land ZM.Sub-pixel area ZP, which is more defined, secondary bonding land ZS3, ZS4, main bonding land ZM and secondary bonding land
ZS3, ZS4 are not overlapped.The a part in the 4th connection pad portion 240 and the 5th connection pad portion 250 is included in secondary bonding land ZS3, and
The a part in two connection pad portions 220 and third connection pad portion 230 is included in secondary bonding land ZS4.
Please referring next to Fig. 4 B to illustrate how to overcome in the second embodiment described in Fig. 4 A open circuit defect state, Fig. 4 B
For a kind of repaired structural schematic diagram for connecting route of the display panel according to depicted in second embodiment of the invention.Herein
In embodiment, when, there are when open circuit defect state, back lit diode Db3 is set to secondary bonding land in the ZP of sub-pixel area
In ZS3.When two electrodes of back lit diode Db3 are suitably connected to the 4th connection pad portion 240 and the 5th of secondary bonding land ZS3
Connection pad portion 250, then the open circuit defect state of sub-pixel area ZP, which can be overcome, enables sub-pixel area ZP restore normal luminous.
Please referring next to Fig. 4 C to illustrate how to overcome in the second embodiment described in Fig. 4 A circuit defect state, Fig. 4 C
The structural schematic diagram of route is connected for the repaired another kind of the display panel according to depicted in second embodiment of the invention.?
In this embodiment, when, there are when circuit defect state, back lit diode Db4 is set to secondary bonding land in the ZP of sub-pixel area
In ZS4.In addition, to be cut section 2610 of interconnecting piece 260 is disconnected.If two electrodes of back lit diode Db4 are suitably
It is connected to the second connection pad portion 220 and third connection pad portion 230 of secondary bonding land ZS4, then the circuit defect state of sub-pixel area ZP is
It can be overcome and sub-pixel area ZP is enabled to restore normal luminous.
Please continue to refer to Fig. 4 A to carry out further description to the structure for connecting route, as shown in Figure 4 A, first is connect
Pad portion 210 has connection pad section 2110 and linkage section 2120, and connection pad section 2110 is connected to the first conducting wire w3 by linkage section 2120.Even
The width for connecing section 2120 is narrower than the width of connection pad section 2110.Second connection pad portion 220 has connection pad section 2210,2220 and linkage section
2230.The both ends of linkage section 2230 are separately connected connection pad section 2210,2220.The wide portion of linkage section 2230 is narrower than connection pad section 2210
The width of width and connection pad section 2220.Third connection pad portion 230 connects the second conducting wire w4, the width of interconnecting piece 280 by interconnecting piece 280
Degree is narrower than the width in third connection pad portion 230.4th connection pad portion 240 has connection pad section 2410 and linkage section 2420, connection pad section 2410
The first conducting wire w3 is connected by linkage section 2420.The width of linkage section 2420 is narrower than the width of connection pad section 2410.5th connection pad portion
250 connect the second conducting wire w4 by interconnecting piece 290.The width of interconnecting piece 290 is narrower than the width in the 5th connection pad portion 250.Another party
Face, the connection pad section 2220 in the second connection pad portion 220 have the 5th side S5 and the 6th side S6, and third connection pad portion 230 has the 7th
Side S7 and the 8th side S8.5th side S5 and heptalateral side S7 are relative to each other, the second gap g4 be located at the 5th side S5 with
Between the S7 of heptalateral side.One end of 5th side S5 connects the 6th side S6, and one end of heptalateral side S7 connects the 8th side S8.
5th side S5 and the 6th side S6 be not conllinear, and heptalateral side S7 and the 8th side S8 be not conllinear.The length of 5th side S5 is big
The length of heptalateral side S7 is equal in cause, the both ends of interconnecting piece 240 are connected to the 6th side S6 and the 8th side S8.
Fig. 5 is the structural schematic diagram for connecting route of the display panel according to depicted in third embodiment of the invention.Fig. 5 institute
The generally similar structure that route is connected shown in Fig. 4 A of the structure for connecting route shown, it is no longer repeated for correlative detail.
Compared to the embodiment for being illustrated in Fig. 4 A, in the embodiment of Fig. 5, the second connection pad portion 420 substantially rectangle.In addition, in
In the embodiment of Fig. 5, third connection pad portion 430 directly extends and connects the second conducting wire w4, and the 5th connection pad portion 450 directly extend and
Connect the second conducting wire w4.On the other hand, the connection pad section 4220 in the second connection pad portion 420 has the 9th side S9 and the tenth side S10,
Third connection pad portion 430 has the tenth a side S11.The length of tenth a side S11 in third connection pad portion 430 is longer than the second connection pad
The length of the 9th side S9 in portion 420.The both ends of interconnecting piece 460 are connected to the tenth side S10 and the tenth a side S11.
It is minimized the complexity for connecting route by structure shown in fig. 5, and reduces the transfer impedance of part-structure.
Corresponding to Fig. 4 A to embodiment shown in fig. 5, the present invention provides the restorative procedures of another display panel, please join
According to Fig. 6 Fig. 4 A to be illustrated, Fig. 6 be the display panel according to depicted in another embodiment of the present invention restorative procedure the step of
Flow diagram.In step S201, provide test signal to connect route at least one, and drive it is corresponding shine two
Pole pipe (main bonding land as the aforementioned) operation.In step S203, detection one of light emitting diode whether be normal condition,
Open circuit defect state or circuit defect state.When judging one of light emitting diode for open circuit defect state, in step
Back lit diode is bonded to the 4th connection pad portion and the 5th connection pad portion in S205.When judging that one of light emitting diode is
When circuit defect state, another back lit diode is bonded to the 4th connection pad portion and the 5th connection pad portion in step S207
(pair bonding land as the aforementioned).
Fig. 7 A is the structural schematic diagram for connecting route of the display panel according to depicted in fourth embodiment of the invention.Scheming
In embodiment shown in 7A, sub-pixel area ZP, which is provided with, connects route 30.Route 30 is connected with interconnecting piece 370, the first connection pad
Portion 310, the second connection pad portion 320 and spare connection pad portion 330.One end of interconnecting piece 370 is electrically connected the first conducting wire w5.First connection pad
The other end of the electric connection of portion 310 interconnecting piece 370.First connection pad portion 310 is electrically connected the first electricity of corresponding light emitting diode D
Pole.Spare connection pad portion 330 is for electrically connecting to the first conducting wire w5 that the first connection pad portion 310 is electrically connected.Spare connection pad portion 330
The both ends of interconnecting piece 370 are located at the first connection pad portion 310.Second connection pad portion 320 be electrically connected the second conducting wire w6 wherein it
One.Second connection pad portion 320 is for electrically connecting to the second electrode of corresponding light emitting diode D.
In the present embodiment, sub-pixel area ZP has main bonding land ZM and pair bonding land ZS5.Main bonding land ZM refers to luminous two
Pole pipe D is engaged in the region in the first connection pad portion 310 and the second connection pad portion 320.Main bonding land ZM and pair bonding land ZS5 be not be overlapped.
The second connection pad portion 320 in partial the first connection pad portion 310 and part is included in main bonding land ZM, in other words the first of part
Second connection pad portion 320 of connection pad portion 310 and part is included in main bonding land ZM.Partial spare connection pad portion 330 and another portion
The the second connection pad portion 320 divided is included in secondary bonding land ZS5.Ideally, light emitting diode D corresponding to route 30 is connected in master
The first connection pad portion 310 and the second connection pad portion 320 are electrically connected in the ZM of bonding land.
Please referring next to Fig. 7 B to illustrate how to overcome in Fig. 7 A the embodiment described open circuit defect state, Fig. 7 B is root
According to a kind of repaired structural schematic diagram for connecting route of display panel depicted in fourth embodiment of the invention.Implement herein
In example, when, there are when open circuit defect state, back lit diode Db5 is set in secondary bonding land ZS5 in the ZP of sub-pixel area.
If two electrodes of back lit diode Db5 be suitably connected to secondary bonding land ZS5 the second connection pad portion 320 and spare connection pad
Portion 330, then the open circuit defect state of sub-pixel area ZP can be overcome, and sub-pixel area ZP can restore normal luminous.
Please referring next to Fig. 7 C to illustrate how to overcome in Fig. 7 A the embodiment described circuit defect state, Fig. 7 C is root
The structural schematic diagram of route is connected according to the repaired another kind of display panel depicted in fourth embodiment of the invention.It is real herein
It applies in example, when, there are when circuit defect state, back lit diode Db6 is set to secondary bonding land ZS5 in the ZP of sub-pixel area
In.In addition, interconnecting piece 370 is disconnected.If two electrodes of back lit diode Db6 are suitably connected to secondary bonding land ZS5
In the second connection pad portion 320 and spare connection pad portion 330, and interconnecting piece 370 is successfully disconnected, then the circuit defect of sub-pixel area ZP
State can be overcome, and sub-pixel area ZP can restore normal luminous.
Referring again to Fig. 8 A, Fig. 8 A is the knot for connecting route of the display panel according to depicted in fifth embodiment of the invention
Structure schematic diagram.The generally similar structure that route 30 is connected shown in Fig. 7 A of structure of route 40 is connected shown in Fig. 8 A.It leads
Link 40 with connect being different in for route 30, route 40 is connected shown in Fig. 8 A with more the 5th connection pad portion 440.5th
Connection pad portion 440 is electrically connected the second conducting wire W8.Spare connection pad portion 430 and the 5th connection pad portion 440 are located at the side of the first conducting wire W7,
Interconnecting piece 470, the first connection pad portion 410 and the second connection pad portion 420 are located at the other side of the first conducting wire W7.
Fig. 8 B is please referred to illustrate how to overcome in the embodiment shown in Fig. 8 A open circuit defect state, Fig. 8 B is according to this
Invent a kind of repaired structural schematic diagram for connecting route of display panel depicted in the 5th embodiment.In this embodiment
In, when, there are when open circuit defect state, back lit diode Db7 is set in secondary bonding land ZS6 in the ZP of sub-pixel area.Such as
Two electrodes of fruit back lit diode Db7 are suitably connected to the second connection pad portion 420 and spare connection pad portion of secondary bonding land ZS6
430, then the open circuit defect state of sub-pixel area ZP can be overcome, and sub-pixel area ZP can restore normal luminous.
Referring again to Fig. 8 C to illustrate how to overcome in the embodiment shown in Fig. 8 A circuit defect state, according to Fig. 8 C
The repaired another kind of display panel depicted in fifth embodiment of the invention connects the structural schematic diagram of route.Implement herein
In example, when, there are when circuit defect state, back lit diode Db8 is set in secondary bonding land ZS6 in the ZP of sub-pixel area.
In addition, interconnecting piece 470 is disconnected.If two electrodes of back lit diode Db8 are suitably connected in secondary bonding land ZS6
Second connection pad portion 420 and spare connection pad portion 430, and interconnecting piece 470 is successfully disconnected, then the circuit defect state of sub-pixel area ZP
It can be overcome, sub-pixel area ZP can restore normal luminous.
According to above-mentioned, the present invention provides the restorative procedure of another display panel, Fig. 9 is please referred to be illustrated, Fig. 9
For the step flow diagram of the restorative procedure of the display panel according to depicted in further embodiment of this invention.The display surface
The restorative procedure of plate is suitable for display panel.The display panel has circuit substrate and multiple light emitting diodes.Described
Circuit substrate has multiple sub-pixel areas.Each sub-pixel area, which is provided with, connects route.Connecting route has the setting that is separated
The first connection pad portion, the second connection pad portion, spare connection pad portion and interconnecting piece.Interconnecting piece both ends be separately connected the first connection pad portion with it is spare
Connection pad portion.First connection pad portion and spare connection pad portion are electrically connected one of a plurality of first conducting wire.Second connection pad portion is electrically connected
One of a plurality of second conducting wire.In step S301, provide test signal to connect route at least one and drive pair
The LED operation answered.In step S303, whether one of detection light emitting diode is normal condition, open circuit defect
State or circuit defect state.It, will in step S305 when judging one of light emitting diode for open circuit defect state
Back lit diode pair should be engaged in spare connection pad portion and the second connection pad portion.When judge one of light emitting diode for short circuit
When defect state, exploitation corresponding this of optical diode is interrupted in step S307 and connects the interconnecting piece of route, so that the first connection pad portion
Be electrically insulated the first conducting wire, and back lit diode pair should be engaged in spare connection pad portion and the second connection pad portion.
In summary, the present invention provides a kind of display panel and its restorative procedure, to be shown for display panel
Panel connects route with multiple connection pad portions, and the connection pad portion of part is for electrically connecting to main light-emitting diode, and
When there is abnormal conditions, spare light emitting diode is optionally set to corresponding connection pad portion.Connect in addition, connecting route and having
Socket part, when circuit defect situation occurs, interconnecting piece can be disconnected, to overcome circuit defect situation.On the other hand, by configuration
The position in connection pad portion, the structure can be adapted for the display panel of different size.Whereby, display panel provided by the invention
And its restorative procedure can overcome open circuit defect situation as the aforementioned and circuit defect situation, successfully repair and be considered as event originally
The display panel of barrier equally improves producing line yield.
Although the present invention is disclosed as above with embodiment above-mentioned, however, it is not to limit the invention.This hair is not being departed from
In bright spirit and scope, carried out by change and retouch, belong to scope of patent protection of the invention.It is defined about the present invention
Protection scope please refers to appended claims.
Claims (16)
1. a kind of display panel characterized by comprising
Multiple light emitting diodes, each light emitting diode include a first electrode and a second electrode;And
One circuit substrate, those light emitting diodes are separated and are engaged on the circuit substrate, which includes:
A plurality of first conducting wire;
A plurality of second conducting wire;And
Multiple first connect route, those first connect route and be for electrically connecting to those light emitting diodes, and every 1 first connects
Route includes:
One first connection pad portion, is electrically connected one of those first conducting wires;
One second connection pad portion, is separated with one first gap between the second connection pad portion and the first connection pad portion, and corresponding this shines two
First electrode and the second electrode of pole pipe are electrically connected in the first connection pad portion and the second connection pad portion;
One third connection pad portion, is electrically connected one of those second conducting wires, the third connection pad portion and the second connection pad portion interval
There is one second gap, which is located between the first connection pad portion and the third connection pad portion;And
One interconnecting piece, both ends are separately connected the second connection pad portion and the third connection pad portion.
2. display panel according to claim 1, which is characterized in that the interconnecting piece has a width to be cut, this is to be cut
Cut width of the width less than the second connection pad portion or the third connection pad portion.
3. display panel according to claim 1, which is characterized in that the circuit substrate further includes multiple sub-pixel areas, often
One sub-pixel area includes a main bonding land, those light emitting diodes are respectively arranged at those main bonding lands.
4. display panel according to claim 3, which is characterized in that further include a back lit diode, wherein those
First, which connects one of route, is located at one of those sub-pixel areas and is electrically connected the back lit diode, corresponding position
In one of those sub-pixel areas this first connect circuit the first connection pad portion a part and the second connection pad portion
A part constitute the main bonding land, the another part in the another part in the first connection pad portion and the second connection pad portion constitutes one the
One secondary bonding land, the back lit diode are set to the first secondary bonding land.
5. display panel according to claim 3, which is characterized in that further include that a back lit diode is led with one second
Link, this second connects route and is located at one of those sub-pixel areas and is electrically connected the back lit diode, this
Two, which connect route, includes:
Another first connection pad portion, is electrically connected one of those first conducting wires;
Another second connection pad portion, second the second connection pad portion and second the first connection pad portion for connecting route for connecting route
Between be separated with a third space, wherein this second connect route the first connection pad portion a part and this second connect route should
The a part in the second connection pad portion constitutes the main bonding land, and one of those light emitting diodes are set in the main bonding land with electricity
Property be connected to second the first connection pad portion and second the second connection pad portion for connecting route for connecting route;And
Another third connection pad portion, is electrically connected one of those second conducting wires, the second third connection pad portion for connecting route
It second connects with this and is separated with one the 4th gap between the second connection pad portion of route, second the second connection pad position for connecting route
It second is connected between the first connection pad portion of route and the second third connection pad portion for connecting route in this;
Wherein, this second to connect the corresponding sub-pixel area of route further include one second secondary bonding land, this second connects route
The another part in the second connection pad portion constitutes second pair with a part in the second third connection pad portion for connecting route and engages
Area, the back lit diode are set to the second secondary bonding land.
6. display panel according to claim 1, which is characterized in that the circuit substrate further includes multiple sub-pixel areas, should
A little light emitting diodes are respectively arranged in those sub-pixel areas, those first connect one of route and be located at those sub-pixel areas
One of them, and every 1 first connects route further include:
One the 4th connection pad portion is electrically connected first conducting wire of the first connection pad portion connection, which connects with the 4th
Pad part is not located at the two sides of first conducting wire of the first connection pad portion connection;And
One the 5th connection pad portion is electrically connected second conducting wire of third connection pad portion connection, and the 4th connection pad portion connects with the 5th
One the 5th gap is separated between pad portion, the 4th connection pad portion is between the 5th connection pad portion and the first connection pad portion.
7. display panel according to claim 6, which is characterized in that further include a back lit diode, wherein each
Sub-pixel area further includes a main bonding land and a secondary bonding land, those first the first connection pad portions for connecting one of circuit
A part and a part in the second connection pad portion constitute the main bonding land, a part in the 4th connection pad portion and the 5th connection pad portion
The pair bonding land is constituted, one of those light emitting diodes are set to the main bonding land, which is set to the pair
Bonding land.
8. display panel according to claim 6, which is characterized in that further include that a back lit diode is led with one second
Link, this second connects route and is located at one of those sub-pixel areas, this second connects route and include:
Another first connection pad portion, is electrically connected one of those first conducting wires;
Another second connection pad portion, second the second connection pad portion and second the first connection pad portion for connecting route for connecting route
Between be separated with the first electrode of a third space and the corresponding light emitting diode and the second electrode is electrically connected in this
Second connects the first connection pad portion of route and second the second connection pad portion for connecting route;
Another third connection pad portion, is electrically connected one of those second conducting wires, the second third connection pad portion for connecting route
It second connects with this and is separated with one the 4th gap between the second connection pad portion of route, second the second connection pad position for connecting route
It second is connected between the first connection pad portion of route and the second third connection pad portion for connecting route in this;
Another 4th connection pad portion is electrically connected first conducting wire of the first connection pad portion connection, this second connect route this
One connection pad portion and second the 4th connection pad portion for connecting route are located at second the first connection pad portion for connecting route and connect
The two sides of first conducting wire connect;And
Another 5th connection pad portion, be electrically connected this second connect route third connection pad portion connection second conducting wire, this
Two connect the 4th connection pad portion of route and this second connects and be separated with one the 5th gap between the 5th connection pad portion of route, this second
Connect route the 4th connection pad portion be located at this second connect route the 5th connection pad portion and this second connect route this
Between one connection pad portion;
Wherein, the back lit diode be electrically connected this second connect route the second connection pad portion and this second connect route
The third connection pad portion.
9. a kind of restorative procedure of display panel is suitable for a display panel, which is characterized in that the display panel includes a circuit
Substrate and multiple light emitting diodes, the circuit substrate include it is multiple connect route, those connect the electric connection of one of route
One of those light emitting diodes, each route that connects includes one first connection pad portion being separated from each other, one second connection pad portion, one
Third connection pad portion is electrically connected a plurality of with the interconnecting piece for connecting the second connection pad portion Yu the third connection pad portion, the first connection pad portion
One of first conducting wire, the third connection pad portion are electrically connected one of a plurality of second conducting wire, the corresponding light emitting diode
Two electrodes be individually coupled to the first connection pad portion and the second connection pad portion, the restorative procedure of the display panel includes:
There is provided a test signal to those connect route at least one, and drive the corresponding LED operation;
Detect whether one of those light emitting diodes are a normal condition, an open circuit defect state or a circuit defect shape
State;
When judging that those connect the light emitting diode of one of route as the open circuit defect state, by a back lit two
Pole pipe is bonded to the first connection pad portion and the second connection pad portion and is electrically connected with connecting route with this;And
When judging that those connect the light emitting diode of one of route as the circuit defect state, by another back lit
Diode is electrically connected to the second connection pad portion for connecting route and the third connection pad portion and cuts the company for connecting route
Socket part is to disconnect the second connection pad portion and the third connection pad portion.
10. a kind of restorative procedure of display panel is suitable for a display panel, which is characterized in that the display panel includes an electricity
Base board and multiple light emitting diodes, the circuit substrate include it is multiple connect route, those connect one of route and electrically connect
One of those light emitting diodes, one first conducting wire and one second conducting wire are connect, each route that connects includes one first connection pad
Portion, one second connection pad portion, a third connection pad portion, one the 4th connection pad portion, one the 5th connection pad portion and an interconnecting piece, the first connection pad portion
First conducting wire is electrically connected with the 4th connection pad portion and is located at the first conducting wire two sides, the third connection pad portion and the 5th
Connection pad is electrically connected second conducting wire and is located at the first conducting wire two sides, and the both ends of the interconnecting piece are separately connected this and second connect
Pad portion and the third connection pad portion, the corresponding light emitting diode are engaged in the first connection pad portion and second connection pad, the display surface
The restorative procedure of plate includes:
There is provided a test signal to those connect route at least one, and drive the corresponding LED operation;
Detect whether one of those light emitting diodes are a normal condition, an open circuit defect state or a circuit defect shape
State;
When judging one of those light emitting diodes for the open circuit defect state, a back lit diode is bonded to this
4th connection pad portion and the 5th connection pad portion;And
When judging one of those light emitting diodes for the circuit defect state, another back lit diode is bonded to
The second connection pad portion and the third connection pad portion and cut the interconnecting piece for connecting route with disconnect the second connection pad portion and this
Three connection pad portions.
11. a kind of display panel characterized by comprising
Multiple light emitting diodes;And
One circuit substrate, those light emitting diodes are separated and are engaged on the circuit substrate, which includes:
A plurality of first conducting wire;
A plurality of second conducting wire;
Multiple first connect route, and every 1 first, which connects route, is electrically connected one of those light emitting diodes, and every one first
Connecting route includes:
One interconnecting piece, one end are electrically connected one of those first conducting wires;
One first connection pad portion, is electrically connected the other end of the interconnecting piece, the first connection pad portion be electrically connected it is corresponding this shine two
One first electrode of pole pipe;
One spare connection pad portion, is electrically connected first conducting wire of interconnecting piece electric connection, which first connects with this
Pad part is not located at the both ends of the interconnecting piece;And
One second connection pad portion, is electrically connected one of those second conducting wires, which is electrically connected the corresponding hair
One second electrode of optical diode.
12. display panel according to claim 11, which is characterized in that further include a back lit diode, this is spare
Light emitting diode is set to those and first connects one of route, and a first electrode of the back lit diode is electrically connected
The spare connection pad portion, a second electrode of the back lit diode are electrically connected the second connection pad portion.
13. display panel according to claim 11, which is characterized in that further include a back lit diode and one second
Route is connected, this second connects route and include:
Another first connection pad portion, second the first connection pad portion for connecting route are electrically connected the one of one of those light emitting diodes
First electrode;
Another spare connection pad portion, is electrically connected one of those first conducting wires, the second spare connection pad portion for connecting route
With this second the first connection pad part of route is connected every being arranged and be electrically insulated from;And
Another second connection pad portion, is electrically connected one of those second conducting wires, second the second connection pad portion for connecting route
It is electrically connected a second electrode of the corresponding light emitting diode;
Wherein, a first electrode Yu a second electrode for the back lit diode is electrically connected the spare connection pad portion and is somebody's turn to do
Second connects the second connection pad portion of route.
14. display panel according to claim 13, which is characterized in that further include multiple sub-pixel areas, those first are led
Link and this second connect route and be located at those sub-pixel areas, each sub-pixel area includes that a main bonding land connects with a pair
Area is closed, the main bonding land and the pair bonding land be not be overlapped, and first connection pad is covered in those first main bonding lands for connecting route
The spare connection pad portion and the second connection pad portion are covered in portion and the second connection pad portion, those first pair bonding lands for connecting route,
The second main bonding land for connecting route cover this second connect route the first connection pad portion and this second connect route
The second connection pad portion, the second pair bonding land for connecting route cover this second connect route the spare connection pad portion and this
Two connect the second connection pad portion of route, and wherein those light emitting diodes are engaged in those main bonding lands, two pole of back lit
Pipe is engaged in the pair bonding land.
15. display panel according to claim 11, which is characterized in that further include a back lit diode and this first
Connecting route further includes that one the 5th connection pad portion and second conducting wire are electrically connected, which is located at the 5th connection pad portion
The side of first conducting wire, the interconnecting piece, the first connection pad portion and the second connection pad portion are located at the other side of first conducting wire,
In a first electrode of the back lit diode be electrically connected the spare connection pad portion, one second electricity of the back lit diode
Pole is electrically connected the 5th connection pad portion.
16. a kind of restorative procedure of display panel is suitable for a display panel, which is characterized in that the display panel includes an electricity
Base board and multiple light emitting diodes, which includes multiple sub-pixel areas, and each sub-pixel area is provided with a wire-connecting
Road, this connects route, and there is one first connection pad portion, one second connection pad portion, the spare connection pad portion of the setting that is separated to connect with one
Portion, which is electrically connected the first connection pad portion and the spare connection pad portion and the first connection pad portion are located at the connection
Portion both ends, the interconnecting piece and the spare connection pad portion are electrically connected one of a plurality of first conducting wire, which electrically connects
One of a plurality of second conducting wire is connect, the restorative procedure of the display panel includes:
There is provided one test signal to those connect route at least one and drive the corresponding LED operation;
Detect whether one of those light emitting diodes are a normal condition, an open circuit defect state or a circuit defect shape
State;
When judging one of those light emitting diodes for the open circuit defect state, which should be engaged
In the spare connection pad portion and the second connection pad portion;And
When judging one of those light emitting diodes for the circuit defect state, the interconnecting piece is cut to disconnect this and first lead
Line and the first connection pad portion make the first connection pad portion be electrically insulated first conducting wire, and the back lit diode pair should be connect
Together in the spare connection pad portion and the second connection pad portion.
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