CN101887179A - Display panel with repairing structure and method for repairing same - Google Patents
Display panel with repairing structure and method for repairing same Download PDFInfo
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- CN101887179A CN101887179A CN2009101363675A CN200910136367A CN101887179A CN 101887179 A CN101887179 A CN 101887179A CN 2009101363675 A CN2009101363675 A CN 2009101363675A CN 200910136367 A CN200910136367 A CN 200910136367A CN 101887179 A CN101887179 A CN 101887179A
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Abstract
The invention discloses a display panel with a repairing structure, which utilizes suspension jointed repairing lines integrated in the display panel, wherein the repairing lines cross every two adjacent pixel areas so as to meet demand of repairing broken scanning lines, broken data lines and broken common lead lines in the panel. The display panel with the repairing structure of the invention integrates suspension jointed repairing lines between every two adjacent areas so as to utilize the repairing lines as substituting lines for multiform broken lines; and the substituting lines can avoid signal delay phenomenon of the repaired panel, avoids oversized repairing line impedance, and reduces signal attenuation distortion and other unstable electrical property problem in the well-known repairing technology.
Description
Technical field
The invention relates to a kind of method of display panel and a kind of repairing display panel of tool preparing structure, especially refer to a kind of display panel and method for repairing and mending thereof with preparing structure of suspension joint patch cord, wherein preparing structure can be utilized to selectivity and repair inner sweep trace, data line and the common line that fracture takes place of panel.
Background technology
Known display panel is in manufacture process, Chang Yinwei process variation, operation careless mistake or other factor that can not expect and cause broken data wire promptly produce the signal open circuit and cause thin film transistor switch or storage capacitors can't normal running to have a strong impact on the quality that influences of display panel.Please refer to Fig. 1.Fig. 1 is the repairing data line method configuration diagram of a known display panels.As shown in Figure 1, known display panels 10 comprises a base material 12, a data line drive circuit plate 14, one scan line drive circuit plate 16, an active area 18, a plurality of add patch cord R
1-R
N, a plurality of sweep traces S
1-S
NAnd a plurality of data lines D
1-D
NBe located on the substrate 12, wherein each sweep trace S
1-S
NWith each data line D
1-D
NAll be orthogonal and add patch cord R
1-R
NWith each data line D
1-D
NThe projected area that all has overlapping in vertical direction.According to known broken line repairing method, as data line D
NWhen broken string position A occurring, need to add patch cord R
1With data line D
NCarry out the welding processing procedure in the overlapping position of vertical direction B, overlapping position C, make the data line D of tool broken string position A originally whereby
NWith add patch cord R
1Signal form to electrically connect, so that can detour via adding patch cord R between overlapping position B and overlapping position C
1, the data line signal that data line drive circuit plate 14 is sent detours and is conveyed to the data line D of the opposite side that is positioned at broken string position A
N, and form a new data line signal transfer route.Yet, because the known patch cord R that adds
1-R
NBe be laid in active area 18 around and have long signal transfer line, and follow the increasing trend of display panel manufactured size, the signal delay phenomenon that display panel produced, distorted signals problem after repairing also are tending towards seriously, even have a strong impact on the display panel electrical performance.
Summary of the invention
One of purpose of the present invention is in the method for the display panel that a kind of tool preparing structure is provided and a kind of repairing display panel, can be used for inner sweep trace, data line and the common line that broken string takes place of repairing display panel on demand.
For reaching above-mentioned purpose, the invention provides a kind of display panel of tool preparing structure.The display panel of tool preparing structure of the present invention includes that a substrate, a first metal layer are located on the substrate, an insulation course is located on the substrate and cover the first metal layer, and one second metal level is located on the insulation course.The first metal layer comprises one first sweep trace, one second sweep trace, a three scan line, one first common line and one second common line.Second metal level comprises one first data line, one second data line, one the 3rd data line and one first patch cord.First data line, second data line and the 3rd data line are substantially and are arranged in parallel and vertical with three scan line with first sweep trace, second sweep trace, and define a plurality of pixel regions that are the arrangement of array shape, and these pixel regions comprise one first pixel region, one second pixel region, one the 3rd pixel region and one the 4th pixel region.The first common line runs through first pixel region and second pixel region and partly overlaps with first data line, second data line and the 3rd data line, and the second common line runs through the 3rd pixel region and the 4th pixel region and partly overlaps with second data line.First patch cord is crossed over first pixel region and the 3rd pixel region and is partly overlapped with second sweep trace, and first patch cord respectively with first pixel region in the first common line and the second common line in the 3rd pixel region partly overlap.
For reaching above-mentioned purpose, the invention provides a kind of method of repairing display panel.The method of repairing display panel of the present invention includes that a first metal layer is located on this substrate, an insulation course is located on the substrate and cover the first metal layer, and one second metal level is located on the insulation course.The first metal layer comprises one first sweep trace, one second sweep trace, a three scan line, one first common line, one second common line.Second metal level comprises one first data line, one second data line, one the 3rd data line and one first patch cord.First data line, second data line and the 3rd data line are substantially and are arranged in parallel and vertical with three scan line with first sweep trace, second sweep trace, and define and be one first pixel region, one second pixel region, one the 3rd pixel region and one the 4th pixel region that the array shape is arranged.The first common line runs through first pixel region and second pixel region and partly overlaps with second data line, and the second common line runs through the 3rd pixel region and the 4th pixel region and partly overlaps with first data line, second data line and the 3rd data line.First patch cord is crossed over first pixel region and the 3rd pixel region and is partly overlapped with second sweep trace, and first patch cord respectively with first pixel region in the first common line and the second common line in the 3rd pixel region partly overlap, and utilize first patch cord that display panel is carried out one and repair processing procedure, with a broken string of repairing display panel.
The display panel of tool preparing structure of the present invention can be integrated in the suspension joint patch cord in the display panel, whereby inner sweep trace, data line and the common line that broken string takes place of suspension joint patch cord repairing display panel.The patch cord technology that the method for repairing display panel of the present invention has not only overcome known display panel only can be confined to repair the obstacle of broken data wire opening, and solve the known display panel utilization and add the patch cord recovery technique and cause inevasible signal delay phenomenon, eliminating simultaneously on business know add the repairing circuit impedance excessive and even cause electrical unstable shortcoming such as signal attenuation distortion.
Description of drawings
Fig. 1 is the repairing data line method configuration diagram of a known display panels.
Fig. 2 has illustrated the first preferred embodiment synoptic diagram of the display panel of tool preparing structure of the present invention.
Fig. 3 has illustrated along the cross-sectional view of Fig. 2 profile line AA '.
Fig. 4 has illustrated the second preferred embodiment synoptic diagram of the display panel of tool preparing structure of the present invention.
Fig. 5 has illustrated the 3rd preferred embodiment synoptic diagram of the display panel of tool preparing structure of the present invention.
Fig. 6 has illustrated first preferred embodiment of the display panel of tool preparing structure of the present invention and has repaired broken data wire method synoptic diagram.
Fig. 7 has illustrated along Fig. 6 profile line B1B1 ', B2B2 ', and B3B3 ' direction is repaired broken data wire method synoptic diagram.
Fig. 8 has illustrated second preferred embodiment of the display panel of tool preparing structure of the present invention and has repaired broken data wire method synoptic diagram.
Fig. 9 has illustrated the 3rd preferred embodiment of the display panel of tool preparing structure of the present invention and has repaired broken data wire method synoptic diagram.
Figure 10 has illustrated first preferred embodiment of the display panel of tool preparing structure of the present invention and has repaired sweep trace broken string method synoptic diagram.
Figure 11 has illustrated the profile line C1C1 ' along Figure 10, and C2C2 ', C3C3 ' repair sweep trace broken string method synoptic diagram.
Figure 12 has illustrated second preferred embodiment of the display panel of tool preparing structure of the present invention and has repaired sweep trace broken string method synoptic diagram.
Figure 13 has illustrated the 3rd preferred embodiment of the display panel of tool preparing structure of the present invention and has repaired sweep trace broken string method synoptic diagram.
Figure 14 has illustrated first preferred embodiment of the display panel of tool preparing structure of the present invention and has repaired common line broken string method synoptic diagram.
Figure 15 has illustrated second preferred embodiment of the display panel of tool preparing structure of the present invention and has repaired common line broken string method synoptic diagram.
Figure 16 has illustrated the 3rd preferred embodiment of the display panel of tool preparing structure of the present invention and has repaired common line broken string method synoptic diagram.
Embodiment
In the middle of instructions and above-mentioned claim, used some vocabulary to censure specific assembly.The person with usual knowledge in their respective areas should understand, and same assembly may be called with different nouns by manufacturer.This instructions and above-mentioned claim are not used as distinguishing the mode of assembly with the difference of title, but the benchmark that is used as distinguishing with the difference of assembly on function.Mentioned in the middle of instructions and the above-mentioned claim in the whole text " comprise and comprise " is to be an open term, so should be construed to " comprise but be not limited to ".In addition, " electric connection " speech is to comprise any indirect means that are electrically connected that directly reach at this.Therefore, be electrically connected at one second device, then represent this first device can be directly connected in this second device, or be connected to this second device indirectly through other device or connection means if describe one first device in the literary composition.
Please refer to Fig. 2 and Fig. 3.Fig. 2 has illustrated the first preferred embodiment synoptic diagram of the display panel of tool preparing structure of the present invention.Fig. 3 has illustrated along the cross-sectional view of Fig. 2 profile line AA '.As Fig. 2 and shown in Figure 3, chat bright structure of the present invention for clear, so be simultaneously Fig. 2 and Fig. 3 to be illustrated in the lump.The display panel of the tool preparing structure of the present invention's first preferred embodiment includes that a substrate 21, a first metal layer 22 are located on the substrate 21, an insulation course 26 is located on the first metal layer 22, and one second metal level 23 is located on the insulation course 26.The first metal layer 22 comprises one first sweep trace 22a, one second sweep trace 22b, a three scan line 22c, and a plurality of common lines, and each common line also comprises a plurality of common line branches.In the present embodiment, common line comprises one first common line 22d and one second common line 22e, and the first common line 22d comprises a plurality of first common line 22f of branch, and the second common line 22e comprises a plurality of second common line 22g of branch.The first common line 22d electrically connects the first common line 22f of branch and the second common line 22e electrically connects the second common line 22g of branch, and each common line runs through the central authorities in partial pixel district, and common whereby line and common line branch form a H type structure substantially in each pixel region.In addition, second metal level 23 comprises first patch cord 23d of one first data line 23a, one second data line 23b, one the 3rd data line 23c, a suspension joint and the second patch cord 23e of a suspension joint.Because the first data line 23a, the second data line 23b and the 3rd data line 23c be substantially arrangement parallel to each other and respectively with the first sweep trace 22a, the second sweep trace 22b and three scan line 22c orientation are orthogonal substantially, definable goes out to be the one first pixel region 24a that the array shape is arranged whereby, one second pixel region 24b, one the 3rd pixel region 24c, one the 4th pixel region 24d and one the 5th pixel region 24e, wherein each pixel region comprises that respectively a thin film transistor switch 25 is arranged at the same side of each sweep trace to form four zones (4-domain) pixel electrode configuration style.In addition, the first common line 22d runs through the first pixel region 24a and the second pixel region 24b, and the second common line 22e runs through the 3rd pixel region 24c and the 4th pixel region 24d.The first common line 22d and the second common line 22e also have the projected area of overlapping with the first data line 23a, the second data line 23b and the 3rd data line 23c on vertical direction, the vertical direction cross-section structure that can be illustrated with reference to figure 3 with the further understanding first common line 22d and the second common line 22e in fact respectively and have an insulation course 26 between the second data line 23b.In addition, the first patch cord 23d of suspension joint crosses over the first pixel region 24a and the 3rd pixel region 24c, and the first common line 22f of branch is positioned at the first pixel region 24a and the second common line 22g of branch is positioned at the 3rd pixel region 24c, the vertical direction cross-section structure that can be illustrated with reference to figure 3 is existing an insulation course 26 in fact between the further understanding first patch cord 23d and the second sweep trace 22b, and the first patch cord 23d of suspension joint has the projected area of overlapping with the first common line 22f of branch and the second common line 22g of branch respectively on vertical direction.Similarly, as Fig. 2, the second patch cord 23e of suspension joint crosses over the second pixel region 24b and the 4th pixel region 24d and similarly has the projected area of overlapping in vertical direction with the second sweep trace 22b, and the second patch cord 23e of suspension joint respectively with the second pixel region 24b in the first common line 22f of branch and the second common line 22g of branch in the 4th pixel region 24d similarly on vertical direction, have the projected area of overlapping.
Please refer to Fig. 4.Fig. 4 has illustrated the second preferred embodiment synoptic diagram of the display panel of tool preparing structure of the present invention.As Fig. 4 and shown in Figure 2, first preferred embodiment of the display panel of tool preparing structure and the difference of second preferred embodiment are that the first common line 22d of two embodiment and the second common line 22e are the diverse location that is arranged in the pixel region.In second preferred embodiment, each common line is the edge that runs through the partial pixel district respectively, and common line and common line branch form a U type structure substantially in each pixel region.Please refer to Fig. 5.Fig. 5 has illustrated the 3rd preferred embodiment synoptic diagram of the display panel of tool preparing structure of the present invention.As Fig. 5 and shown in Figure 2, the 3rd preferred embodiment of the display panel of tool preparing structure and the difference of first preferred embodiment are that the display panel of the 3rd preferred embodiment has eight zones (8-domain) pixel electrode configuration style, therefore in scanning online opposite side pixel region, each sets up thin film transistor switch 25 in addition, and each pixel region includes pixel region two times, and for example the first pixel region 24a comprises pixel region 241a, 242a two times; The second pixel region 24b comprises pixel region 241b, 242b two times; The 3rd pixel region 24c comprises pixel region 241c, 242c two times; The 4th pixel region 24d comprises pixel region 241d, 242d two times, by that analogy.In the present embodiment, the framework of preparing structure is similar to second preferred embodiment to aforementioned first preferred embodiment.
Please refer to Fig. 6 and Fig. 7.Fig. 6 and Fig. 7 repair broken data wire method synoptic diagram for first preferred embodiment of the display panel of tool preparing structure of the present invention, wherein Fig. 6 is a top view, Fig. 7 is along Fig. 6 profile line B1B1 ', B2B2 ', the diagrammatic cross-section that B3B3 ' illustrates, and the method that Fig. 6 and Fig. 7 illustrated is to carry out data line under the framework of first preferred embodiment of display panel of the tool preparing structure that illustrates in Fig. 2 to repair.As Fig. 6 and shown in Figure 7, the step that data line is repaired comprises carries out a welding processing procedure and a cut-out processing procedure.For example, if a broken string is to take place then can carry out the repairing of data line by the following step on the second data line 23b between the first pixel region 24a and the 3rd pixel region 24c.Carry out the welding processing procedure for example laser welding processing procedure to form a plurality of welding structures 27, and electrically connect an end and the first common line 22f of branch of the first patch cord 23d of suspension joint and the other end and the second common line 22g of branch that electrically connect the first patch cord 23d of suspension joint respectively by each welding structure 27; And cut off processing procedure for example laser cut off processing procedure to form a plurality of cut-out breach 28, and by partly cutting off breach 28 to reach the purpose of cutting off the first common line 22d in the first pixel region 24a and the second pixel region 24b, make the cut first common line 22d form the one first common line 22h that floats whereby, and cut off breach 28 to reach the second common line 22e that cuts off in the 3rd pixel region 24c and the 4th pixel region 24d by part, make the cut second common line 22e form the one second common line 22i that floats whereby.As shown in Figure 7, vertical is distinguished in the first common line 22f of branch and the second common line 22g of branch, to form a new signal transfer line by laser light in the two ends of the first patch cord 23d of suspension joint.In addition, the both sides of the first common line 22d and the second common line 22e are cut off to form first common line 22h and the second common line 22i that floats that floats by laser light is vertical respectively on vertical direction.Whereby, as shown in Figure 6, float common line 22h thereby form the alternate route 29 of the second data line 23b of the second first patch cord 23d and first that floats common line 22i, suspension joint is to reach the purpose of repairing broken data wire.What deserves to be explained is that above-mentioned welding processing procedure and the sequence of steps of cutting off processing procedure can be adjusted according to circumstances, and there is no particular restriction.Please refer to Fig. 8 and Fig. 9.Fig. 8 repairs broken data wire method synoptic diagram for second preferred embodiment of the display panel of tool preparing structure of the present invention.Fig. 9 repairs broken data wire method synoptic diagram for the 3rd preferred embodiment of the display panel of tool preparing structure of the present invention.The method that Fig. 8 illustrated is to carry out the step that data line is repaired under the framework of second preferred embodiment of the display panel of Fig. 4 tool preparing structure, and the method that Fig. 9 illustrated is to carry out the step that data line is repaired under the framework of the 3rd preferred embodiment of the display panel of Fig. 5 tool preparing structure.As Fig. 8 and shown in Figure 9, above-mentioned two preferred embodiments are carried out data line and are repaired step and all comprise equally and carry out for example laser welding processing procedure of a welding processing procedure, and carry out one and cut off for example laser cut-out processing procedure of processing procedure, form the alternate route 29 of the second data line 23b whereby, to reach the purpose of repairing broken data wire.As Fig. 8 and shown in Figure 6, second preferred embodiment of the display panel pixel electrode of tool preparing structure repairs that broken data wire method and first preferred embodiment repair that the difference of broken data wire method only is two embodiment because script pixel electrode configuration style different, so that the relative position when laser light is cut off common line is different in essence in pixel region.As Fig. 9 and shown in Figure 6, the difference that broken data wire method and first preferred embodiment repairing broken data wire method are repaired in the 3rd preferred embodiment of the display panel pixel electrode of tool preparing structure only is that the 3rd preferred embodiment is to adopt eight area pixel electrode configuration style to carry out broken data wire to repair, yet its broken data wire method for repairing and mending is identical substantially with the second preferred embodiment method for repairing and mending with the aforementioned first preferred embodiment method for repairing and mending.
Please refer to Figure 10 and Figure 11.Figure 10 and Figure 11 repair sweep trace broken string method synoptic diagram for first preferred embodiment of the display panel of tool preparing structure of the present invention, wherein Figure 10 is a top view, Figure 11 is along Figure 10 profile line C1C1 ', C2C2 ', the diagrammatic cross-section that C3C3 ' illustrates, and the method that Figure 10 and Figure 11 illustrated is to carry out sweep trace to repair under the framework of first preferred embodiment of the display panel of the tool preparing structure of Fig. 2.As Figure 10 and shown in Figure 11, the step that sweep trace is repaired comprises carries out a welding processing procedure, and carries out one and cut off processing procedure.For example, if a broken string is to take place then can carry out the repairing of sweep trace by the following step on the second sweep trace 22b between the second pixel region 24b and the 4th pixel region 24d.Carry out a welding processing procedure for example laser welding processing procedure to form a plurality of welding structures 27, and by each welding structure 27 respectively with the end of the first patch cord 23d of second common line 22g of branch in the 3rd pixel region 24c and suspension joint, and the end of the second patch cord 23e of second common line 22g of branch in the 4th pixel region 24d and suspension joint electrically connected; And carry out one cut off processing procedure for example laser cut off processing procedure to form a plurality of cut-out breach 28, and cut off breach 28 by each and reach the purpose of cutting off the second common line 22e in the 3rd pixel region 24c and the 5th pixel region 24e, make the cut second common line 22e form the one second common line 22i that floats whereby.As shown in figure 11, the first patch cord 23d of suspension joint by laser light respectively with the second sweep trace 22b and the vertical laser welding of the second common line 22g of branch, to form a new signal transfer line.Similarly, the second patch cord 23e of suspension joint by laser light respectively with the second sweep trace 22b and the vertical laser welding of the second common line 22g of branch, to form a new signal transfer line.In addition, as shown in figure 10, the both sides of the second common line 22e are cut off to form the second common line 22i that floats by laser is vertical respectively on vertical direction.Whereby, the float second patch cord 23e of common line 22i and suspension joint of the first patch cord 23d, second of suspension joint forms the alternate route 29 of the second sweep trace 22b, to reach the purpose of repairing the sweep trace broken string.What deserves to be explained is that above-mentioned welding processing procedure and the sequence of steps of cutting off processing procedure can be adjusted according to circumstances, and there is no particular restriction.Please refer to Figure 12 and Figure 13.Figure 12 repairs sweep trace broken string method synoptic diagram for second preferred embodiment of the display panel of tool preparing structure of the present invention.Figure 13 repairs sweep trace broken string method synoptic diagram for the 3rd preferred embodiment of the display panel of tool preparing structure of the present invention.The method that Figure 12 illustrated is to carry out sweep trace in second preferred embodiment of the display panel pixel electrode of Fig. 4 tool preparing structure to repair step, and the method that Figure 13 illustrated is to carry out sweep trace in the 3rd preferred embodiment of the display panel pixel electrode of Fig. 5 tool preparing structure to repair step.As Figure 12 and shown in Figure 13, above-mentioned two data lines that preferred embodiment is carried out are repaired step and are all comprised a welding processing procedure and a cut-out processing procedure equally, form the alternate route 29 of the second sweep trace 22b whereby, to reach the purpose of repairing the sweep trace broken string, wherein difference only is that the pixel electrode configuration style of each embodiment is different, yet first preferred embodiment, second preferred embodiment are identical substantially with the sweep trace broken line repairing method of the 3rd preferred embodiment.
Please refer to Figure 14.Figure 14 repairs common line broken string method synoptic diagram for first preferred embodiment of the display panel of tool preparing structure of the present invention, and wherein Figure 14 has illustrated the step of carrying out common line repairing under the framework of first preferred embodiment of the display panel of Fig. 2 tool preparing structure.As shown in figure 14, the common line step of repairing comprises and utilizes a welding processing procedure.For example, if a broken string is to be positioned on the second common line 22e of the 4th pixel region 24d, then can carry out the repairing of common line by the following step.Carry out a welding processing procedure for example laser welding processing procedure to form a plurality of welding structures 27, and the second common line 22g of branch of the first common line 22f of branch of the first pixel region 24a and the 3rd pixel region 24c and the first patch cord 23d of suspension joint are electrically connected, and the second patch cord 23e electric connection that makes the second common line 22g of branch with the suspension joint of the first common line 22f of branch of the second pixel region 24b and the 4th pixel region 24d by each welding structure 27.Whereby, the second patch cord 23e of the first patch cord 23d of suspension joint, the first common line 22d and suspension joint forms the alternate route 29 of the second common line 22e, to reach the purpose of repairing common line broken string.Please refer to Figure 15 and Figure 16.Figure 15 has illustrated second preferred embodiment of the display panel of tool preparing structure of the present invention and has repaired common line broken string method synoptic diagram.Figure 16 has illustrated the 3rd preferred embodiment of the display panel of tool preparing structure of the present invention and has repaired common line broken string method synoptic diagram.Figure 15 has illustrated and has carried out common line repair step under the framework of second preferred embodiment of the display panel of Fig. 4 tool preparing structure, and Figure 16 has illustrated and carries out common line repair step under the framework of the 3rd preferred embodiment of the display panel of Fig. 5 tool preparing structure.As Figure 15 and shown in Figure 16, above-mentioned two preferred embodiments are carried out common line and are repaired step and all comprise a welding processing procedure equally forming a plurality of welding structures 27, and via each welding structure 27 so that the first patch cord 23d, the first common line 22d of suspension joint and the second patch cord 23e three of suspension joint are formed a new signaling path.Whereby, the second patch cord 23e of the first patch cord 23d of suspension joint, the first common line 22d and suspension joint forms the alternate route 29 of the second common line 22e, to reach the purpose of repairing common line broken string, wherein difference only is that the pixel electrode configuration style of each embodiment is different, yet first preferred embodiment, second preferred embodiment are identical substantially with the common line broken line repairing method of the 3rd preferred embodiment.
From the above, the patch cord of the display panel suspension joint of tool preparing structure of the present invention can optionally electrically connect with common line branch or sweep trace respectively, and the present invention promptly utilizes this characteristic that the patch cord of suspension joint is set in display panel, reaches the inner effect that sweep trace, data line and the common line of broken string take place of panel of repairing whereby.
In sum, the display panel of tool preparing structure of the present invention has following advantage:
The display panel of tool preparing structure of the present invention is integrated in the patch cord of suspension joint in the two adjacent dot structures, repair line structure of the present invention whereby solves the known long problem of patch cord length that adds, and solves known patch cord occupies excessive space around panel the shortcoming that adds simultaneously.Therefore, the display panel of tool preparing structure of the present invention significantly reduces the shared space of broken line repairing structure and reduces and make the patch cord cost.
The display panel of tool preparing structure of the present invention can be integrated in the preparing structure processing procedure in the panel pixel zone, and can flexibly repair inner sweep trace, data line and the common line that broken string takes place of panel on demand, preparing structure of the present invention overcomes the obstacle that known display panel patch cord technology only can be confined to repair the broken data wire opening.Therefore, the display panel of tool preparing structure of the present invention has a multi-functional repair function.
The display panel of tool preparing structure of the present invention overcomes the known display panel utilization and adds the signal delay phenomenon that the patch cord recovery technique is caused, and gets rid of known display panel causes the signal attenuation distortion because of the repairing circuit impedance is excessive electrical unstable shortcoming.Therefore, the display panel of tool preparing structure of the present invention can produce new stable delivery signal routes.
The above only is preferred embodiment of the present invention, and all equalizations of doing according to claim of the present invention change and modify, and all should belong to covering scope of the present invention.
Claims (11)
1. the display panel of a tool preparing structure includes:
One substrate;
One the first metal layer is located on this substrate, and this first metal layer comprises one first sweep trace, one second sweep trace, a three scan line, and a plurality of common lines, and wherein these common lines comprise one first common line and one second common line;
One insulation course is located on this substrate and is covered this first metal layer; And
One second metal level, be located on this insulation course, and this second metal level comprises one first data line, one second data line, one the 3rd data line and one first patch cord, this first data line, this second data line and the 3rd data line be substantially be arranged in parallel and with this first sweep trace, this second sweep trace is vertical with this three scan line, and define a plurality of pixel regions that the array shape is arranged that are, and these pixel regions comprise one first pixel region, one second pixel region, one the 3rd pixel region and one the 4th pixel region, wherein this first common line runs through this first pixel region and this second pixel region and partly overlaps with this second data line, this second common line run through the 3rd pixel region and the 4th pixel region and with this first data line, this second data line and the 3rd data line partly overlap, this first patch cord is crossed over this first pixel region and the 3rd pixel region and is partly overlapped with this second sweep trace, and this first patch cord respectively with this first pixel region in this first common line and this second common line in the 3rd pixel region partly overlap.
2. the display panel of tool preparing structure as claimed in claim 1 is characterized in that, respectively this common line runs through the central authorities of these pixel regions of part.
3. the display panel of tool preparing structure as claimed in claim 2 is characterized in that, respectively this common line comprises a plurality of common line branches, and in this pixel region respectively, and these common line branches form a H type structure with this common line.
4. the display panel of tool preparing structure as claimed in claim 1 is characterized in that, respectively this common line runs through the edge of these pixel regions of part.
5. the display panel of tool preparing structure as claimed in claim 4 is characterized in that, respectively this common line comprises a plurality of common line branches, and in this pixel region respectively, and these common line branches form a U type structure with this common line.
6. the method for a repairing display panel includes:
One display panel is provided, and it comprises:
One substrate;
One the first metal layer is located on this substrate, and this first metal layer comprises one first sweep trace, one second sweep trace, a three scan line, one first common line and one second common line;
One insulation course is located on this substrate and is covered this first metal layer; And
One second metal level, be located on this insulation course, and this second metal level comprises one first data line, one second data line, one the 3rd data line and one first patch cord, this first data line, this second data line and the 3rd data line be substantially be arranged in parallel and with this first sweep trace, this second sweep trace is vertical with this three scan line, and define and be one first pixel region that the array shape is arranged, one second pixel region, one the 3rd pixel region and one the 4th pixel region, wherein this first common line run through this first pixel region and this second pixel region and with this first data line, this second data line and the 3rd data line partly overlap, this second common line runs through the 3rd pixel region and the 4th pixel region and partly overlaps with this second data line, this first patch cord is crossed over this first pixel region and the 3rd pixel region and is partly overlapped with this second sweep trace, and this first patch cord respectively with this first pixel region in this first common line and this second common line in the 3rd pixel region partly overlap; And
Utilize this first patch cord that this display panel is carried out one and repair processing procedure, to repair a broken string of this display panel.
7. the method for repairing display panel as claimed in claim 6 is characterized in that, this repairing processing procedure comprises that one cuts off processing procedure.This cut-out processing procedure comprises that a laser cuts off processing procedure.
8. the method for repairing display panel as claimed in claim 6 is characterized in that, this repairing processing procedure comprises a welding processing procedure.This welding processing procedure comprises a laser welding processing procedure.
9. the method for repairing display panel as claimed in claim 6 is characterized in that, this broken string is on this second data line that betides between this first pixel region and this second pixel region, and this repairing processing procedure comprises:
Cut off this first common line in this first pixel region and this second pixel region, so that this first common line that partly overlaps with this second data line forms the one first common line of floating, and cut off this second common line in the 3rd pixel region and the 4th pixel region, so that this second common line that partly overlaps with this second data line forms the one second common line of floating; And
Electrically connect this second data line and this second float common line, electrically connect in the 3rd pixel region this first patch cord with this second float common line, electrically connect this interior first patch cord of this first pixel region and this first common line of floating, and electrically connect this second data line and this first common line of floating, make this second common line, this first patch cord and this first common line of floating of floating form an alternate route of this second data line whereby.
10. the method for repairing display panel as claimed in claim 6, it is characterized in that, this second metal layer pattern also comprises one second patch cord, cross over this second pixel region and the 4th pixel region and partly overlap with this second sweep trace, and this second patch cord respectively with this second pixel region in this first common line and this second common line in the 4th pixel region partly overlap, this second sweep trace, this three scan line and the 3rd data line define one the 5th pixel region in addition, this broken string is on this second sweep trace that betides between this second pixel region and the 4th pixel region, and this repairing processing procedure comprises:
Cut off this second common line in the 3rd pixel region and the 5th pixel region, form the one second common line of floating so that be positioned at this second common line that the 4th pixel region, part be positioned at the 3rd pixel region and partly be positioned at the 5th pixel region; And
Electrically connect this first patch cord and this second sweep trace, electrically connect this first patch cord and this second this second common line of floating floating common line, electrically connect this second patch cord and be positioned at the 4th pixel region that is positioned at the 3rd pixel region, and electrically connect this second patch cord and this second sweep trace, make this second float common line, this first patch cord and this second patch cord form an alternate route of this second sweep trace whereby.
11. the method for repairing display panel as claimed in claim 6, it is characterized in that, this second metal layer pattern comprises one second patch cord in addition, cross over this second pixel region and the 4th pixel region and partly overlap with this second sweep trace, and this second patch cord respectively with this second pixel region in this first common line and this second common line in the 4th pixel region partly overlap, this broken string is that to betide in the 4th pixel region this second common online, and this repairing processing procedure comprises:
Electrically connect this first pixel region interior this first patch cord and this first common line, electrically connect the 3rd pixel region interior this first patch cord and this second common line, electrically connect this second patch cord and this second common line in the 4th pixel region, and electrically connect this second patch cord and this first common line that is positioned at this second pixel region, make this first patch cord, this first common line and this second patch cord form an alternate route of this second common line whereby.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101363675A CN101887179A (en) | 2009-05-12 | 2009-05-12 | Display panel with repairing structure and method for repairing same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101363675A CN101887179A (en) | 2009-05-12 | 2009-05-12 | Display panel with repairing structure and method for repairing same |
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| Publication Number | Publication Date |
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| CN101887179A true CN101887179A (en) | 2010-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101363675A Pending CN101887179A (en) | 2009-05-12 | 2009-05-12 | Display panel with repairing structure and method for repairing same |
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| CN (1) | CN101887179A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106353942A (en) * | 2016-10-10 | 2017-01-25 | 南京中电熊猫液晶显示科技有限公司 | Liquid crystal display panel and restoration method thereof |
| CN108958557A (en) * | 2017-05-26 | 2018-12-07 | 联咏科技股份有限公司 | Display device and its manufacturing method |
| CN110033725A (en) * | 2019-04-23 | 2019-07-19 | 深圳市华星光电半导体显示技术有限公司 | The resistance measurement method of broken line repairing line and the electric resistance measuring apparatus of broken line repairing line |
| WO2024036620A1 (en) * | 2022-08-19 | 2024-02-22 | 京东方科技集团股份有限公司 | Display panel, maintenance method therefor and display apparatus |
-
2009
- 2009-05-12 CN CN2009101363675A patent/CN101887179A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106353942A (en) * | 2016-10-10 | 2017-01-25 | 南京中电熊猫液晶显示科技有限公司 | Liquid crystal display panel and restoration method thereof |
| CN108958557A (en) * | 2017-05-26 | 2018-12-07 | 联咏科技股份有限公司 | Display device and its manufacturing method |
| CN110033725A (en) * | 2019-04-23 | 2019-07-19 | 深圳市华星光电半导体显示技术有限公司 | The resistance measurement method of broken line repairing line and the electric resistance measuring apparatus of broken line repairing line |
| WO2024036620A1 (en) * | 2022-08-19 | 2024-02-22 | 京东方科技集团股份有限公司 | Display panel, maintenance method therefor and display apparatus |
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Application publication date: 20101117 |