CN102213846B - Liquid crystal display panel, manufacturing method thereof and liquid crystal display - Google Patents
Liquid crystal display panel, manufacturing method thereof and liquid crystal display Download PDFInfo
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- CN102213846B CN102213846B CN 201010138511 CN201010138511A CN102213846B CN 102213846 B CN102213846 B CN 102213846B CN 201010138511 CN201010138511 CN 201010138511 CN 201010138511 A CN201010138511 A CN 201010138511A CN 102213846 B CN102213846 B CN 102213846B
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Abstract
本发明公开了一种液晶面板及其制造方法和液晶显示器。该液晶面板包括阵列基板和彩膜基板，阵列基板上至少形成有目标修复线，还包括：第一维修线，位于阵列基板的外围区域，与目标修复线异层设置且相互交叉；第二维修线，形成在彩膜基板的第二衬底基板上；导电体，形成在阵列基板和彩膜基板之间，连通第二维修线和连接电极。本发明通过将部分维修线设置在彩膜基板上，增加了维修线与非目标修复线重叠区域之间的距离，能够减小耦合电容，减小耦合电容对维修线中所传输信号的衰减作用。
The invention discloses a liquid crystal panel, a manufacturing method thereof and a liquid crystal display. The liquid crystal panel includes an array substrate and a color filter substrate. At least a target repair line is formed on the array substrate, and further includes: a first repair line, located in the peripheral area of the array substrate, arranged in different layers with the target repair line and intersecting each other; a second repair line The wire is formed on the second base substrate of the color filter substrate; the conductor is formed between the array substrate and the color filter substrate, and communicates with the second maintenance line and the connection electrode. In the present invention, by arranging part of the maintenance line on the color filter substrate, the distance between the maintenance line and the overlapping area of the non-target repair line is increased, the coupling capacitance can be reduced, and the attenuation effect of the coupling capacitance on the signal transmitted in the maintenance line can be reduced .
Description
Technical field
The present invention relates to lcd technology, relate in particular to a kind of liquid crystal panel and manufacturing approach thereof and LCD.
Background technology
LCD is a flat-panel monitor commonly used at present, and wherein Thin Film Transistor-LCD (ThinFilm Transistor Liquid Crystal Display is called for short TFT-LCD) is the main product in the LCD.Liquid crystal panel is the vitals in the LCD, mainly comprises array base palte and color membrane substrates that box is provided with, is filled with liquid crystal layer therebetween.
Fig. 1 is the plan structure synoptic diagram of existing array base palte, is formed with many data lines 103 and grid line 102 of horizontal vertical intersection on first underlay substrate 101 of array base palte, encloses and forms a plurality of pixel cells that matrix form is arranged.Data line 103 place layers and grid line 102 belong between the layer with the gate insulation layer space.The pixel cell region can be described as pixel region 110, and the neighboring area on the array base palte except pixel region 110 can be described as outer peripheral areas 120.Data line 103 extends in the outer peripheral areas 120 with grid line 102, so that link to each other with driving circuit.Also be formed with many public electrode wires 105 on the array base palte, public electrode wire 105 general with grid line 102 with layer formation and be parallel to each other, public electrode wire 105 extends to outer peripheral areas 120, so that link to each other with public electrode on the color membrane substrates.Public electrode wire 105 generally is communicated to four jiaos of array base palte through converging line 106, converges line 106 and can be formed on data line 103 place layers, links to each other with each public electrode wire 105 through the line via hole 107 that converges in the gate insulation layer.
Form color film resin and the black matrix that is provided with at interval on second underlay substrate of color membrane substrates, and be formed with the public electrode that covers whole second underlay substrate.Array base palte and color membrane substrates to box after, be conducted through the conducting sphere in the envelope frame glue between public electrode wire and the public electrode.
Owing to finding that after box is operated there are the defective of broken string in data line and grid line,,, can data line and grid line be divided into target reparation line and non-target reparation line from the angle of maintenance thread so prior art adopts maintenance thread to repair.Data maintenance thread with the repair data line is that example describes below, and the grid maintenance thread design concept of reparation grid line similarly.As shown in Figure 1, this moment grid line 102 with converge line 106 and repair line as non-target, data line 103 is repaired line as target.Data maintenance thread 108 is formed on outer peripheral areas 120 and forms a circle, at the extended spot of data line 103, i.e. and bottom and upper segment among Fig. 1, data maintenance thread 108 forms with layer with grid line 102; At the extended spot of grid line 102, i.e. the left side among Fig. 1 and the right, data maintenance thread 108 forms with layer with data line 103; The data maintenance thread 108 on four limits is connected through the maintenance thread via hole 109 in the gate insulation layer 104 at four jiaos of places.The situation if data line 103 does not break; Then data maintenance thread 108 does not influence the work of other structures of liquid crystal panel; If the broken string situation appears in data line 103; Then the data line 103 with broken string connects with chemical vapor deposition (Chemical Vapor Deposition is called for short CVD) method in the intersection with data maintenance thread 108, and this data maintenance thread 108 is broken off.Then this data line 103 can be communicated with through the data maintenance thread 108 of periphery.Can't repair if broken string or breakpoint are too many, then this liquid crystal panel will be scrapped.
The defective that above-mentioned data maintenance thread 108 schemes exist is: there is the zone that overlaps in data maintenance thread 108 with the line 106 that converges of grid line 102 and public electrode wire 105, like the first overlapping region A among Fig. 1 and the second overlapping region B.When data maintenance thread 108 is communicated with the images voltage signal with data line 103, and grid line 102 and converge between the line 106 and can produce coupling capacitance.
For the grid maintenance thread, similarly on the left side and the right and data line are provided with layer, on top are provided with layer with grid line with following, link to each other through via hole at four jiaos, have overlapping region to produce coupling capacitance between meeting of grid maintenance thread and the data line.The coupling of electric capacity causes signal attenuation, thereby influences the maintenance thread normal use.Especially limited the enforcement of maintenance thread scheme in the large scale liquid crystal display, in the large scale liquid crystal display, the length of maintenance thread increases, and line resistance increases, and is stronger to the attenuation of signal.
Summary of the invention
The present invention provides a kind of liquid crystal panel and manufacturing approach and LCD, to optimize the laying scheme of maintenance thread, reduces the influence of coupling capacitance.
The present invention provides a kind of liquid crystal panel, comprises array base palte and color membrane substrates that box is provided with, is filled with liquid crystal layer therebetween, is formed with target on first underlay substrate of said array base palte at least and repairs line, wherein, also comprises:
First maintenance thread is formed on said first underlay substrate, and is positioned at the outer peripheral areas of said array base palte, and said first maintenance thread is repaired the different layer setting of line with said target and intersected each other;
Second maintenance thread is formed on second underlay substrate of said color membrane substrates;
Electric conductor is formed between said array base palte and the color membrane substrates, is communicated with said first maintenance thread and second maintenance thread.
The present invention also provides a kind of LCD, comprising liquid crystal panel provided by the present invention.
The present invention provides a kind of manufacturing approach of liquid crystal panel again; Comprise and make array base palte and color membrane substrates respectively; And with said array base palte and color membrane substrates flow process to box and filling liquid crystal layer; The flow process of making array base palte is included at least and forms the step that target is repaired line pattern on first underlay substrate, wherein also comprises:
On first underlay substrate, form the pattern of first maintenance thread, said first maintenance thread is positioned at the outer peripheral areas of said array base palte, and said first maintenance thread is repaired the different layer setting of line with said target and intersected each other;
On second underlay substrate of said color membrane substrates, form the pattern of second maintenance thread;
Said array base palte and color membrane substrates during to box, are being formed electric conductor between said array base palte and color membrane substrates, said electric conductor is communicated with said first maintenance thread and second maintenance thread.
Liquid crystal panel provided by the invention and manufacturing approach thereof and LCD; Through the part maintenance thread is arranged on the color membrane substrates; Increased the distance between each circuit overlapping region on maintenance thread and the array base palte; Can reduce coupling capacitance, reduce the attenuation of coupling capacitance institute's transmission signals in the maintenance thread.
Description of drawings
Fig. 1 is the plan structure synoptic diagram of existing array base palte;
The side-looking cross-sectional view of the liquid crystal panel that Fig. 2 provides for the embodiment of the invention one;
Fig. 3 is the plan structure synoptic diagram of the array base palte of liquid crystal panel among Fig. 2;
Fig. 4 is the plan structure synoptic diagram of the color membrane substrates of liquid crystal panel among Fig. 2;
The side-looking cross-sectional view of the liquid crystal panel that Fig. 5 provides for the embodiment of the invention two;
Fig. 6 is the plan structure synoptic diagram of the array base palte of liquid crystal panel among Fig. 5;
Fig. 7 is the plan structure synoptic diagram of the color membrane substrates of liquid crystal panel among Fig. 5;
The fragmentary top TV structure synoptic diagram of array base palte in the liquid crystal panel that Fig. 8 provides for the embodiment of the invention three;
The process flow diagram of manufacturing array substrate in the manufacturing approach of the liquid crystal panel that Fig. 9 provides for the embodiment of the invention four;
Make the process flow diagram of color membrane substrates in the manufacturing approach of the liquid crystal panel that Figure 10 provides for the embodiment of the invention four.
Reference numeral:
101-first underlay substrate; The 102-grid line; The 103-data line;
The 104-gate insulation layer; The 105-public electrode wire; 106-converges line;
107-converges the line via hole; 108-data maintenance thread; 109-maintenance thread via hole;
The 110-pixel region; 111-first maintenance thread; 112-connects via hole;
The 113-connection electrode; The 114-passivation layer; The 120-outer peripheral areas;
201-second underlay substrate; The color film resin of 202-; 203-deceives matrix;
The 204-public electrode; 205-second maintenance thread; The 301-conducting sphere;
The 1-pad; The 2-cut-out point.
Embodiment
For the purpose, technical scheme and the advantage that make the embodiment of the invention clearer; To combine the accompanying drawing in the embodiment of the invention below; Technical scheme in the embodiment of the invention is carried out clear, intactly description; Obviously, described embodiment is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the present invention's protection.
Embodiment one
The side-looking cross-sectional view of the liquid crystal panel that Fig. 2 provides for the embodiment of the invention one.This liquid crystal panel comprises array base palte and the color membrane substrates that box is provided with, and is filled with liquid crystal layer therebetween.
Fig. 3 is the plan structure synoptic diagram of the array base palte of liquid crystal panel among Fig. 2, and the array base palte of Fig. 2 dissects along the C-C line among Fig. 3.As shown in Figure 3, array base palte comprises various conductive structures of formation and insulation course on first underlay substrate, 101, the first underlay substrates 101, to constitute the pixel cell of active matrix.The outer peripheral areas 120 that on first underlay substrate 101 of array base palte, mainly is divided into pixel region 110 with pixel region 110 peripheries at pixel cell place.Conductive structure on first underlay substrate 101 comprises target reparation line at least, and other non-target is repaired line can repair different layer setting of line and horizontal vertical the intersection with target.Present embodiment is specifically repaired line, repaired line with grid line 102 as non-target as target with data line 103 is that example describes.
Fig. 4 is the plan structure synoptic diagram of the color membrane substrates of liquid crystal panel among Fig. 2, and the color membrane substrates among Fig. 2 dissects along the D-D line among Fig. 4.Color membrane substrates comprises second underlay substrate 201, and color film resin 202 and black matrix 203 are set on it at interval, also comprises the public electrode 204 that covers on color film resin 202 and the black matrix 203.On second underlay substrate 201, also be formed with two second maintenance threads, 205, the second maintenance threads 205 and be positioned at the surface of color membrane substrates, and lay respectively at the two ends of first maintenance thread 111 accordingly.After to box, second maintenance thread 205 intersects with the two ends of grid line 102 respectively each other.The 205 preferred and public electrode 204 layer formation together of second maintenance thread; Can utilize the material of public electrode 204; Form the pattern of second maintenance thread 205 and public electrode 204, the pattern space of the pattern of second maintenance thread 205 and public electrode 204 respectively through composition technology.
Between color membrane substrates and array base palte, also comprise electric conductor; Be formed between array base palte and the color membrane substrates; Electric conductor is communicated with second maintenance thread 205 and first maintenance thread 111 through contact connection electrode 113, thereby makes second maintenance thread 205 and first maintenance thread, 111 head and the tail connect into ring.Preferably the area of connection electrode 113 can increase the reliability that electric conductor contacts with connection electrode 113 greater than the area that connects via hole 112.Electric conductor preferably is entrained in the conducting sphere 301 in the envelope frame glue, and envelope frame glue is coated in desired location.Being communicated with public electrode 204 with the envelope frame glue that comprises conducting sphere 301 is prior arts with public electrode wire 105; Present embodiment can utilize this existing technology; Do not increase technology difficulty, public electrode 204 promptly still can keep being interconnected with conducting sphere 301 with public electrode wire 105 corresponding adjustment one upper/lower positions.
The effect of first maintenance thread is when broken data wire, and first maintenance thread through the data line two ends is communicated with, and the effect of second maintenance thread is to be communicated with two first maintenance threads.Liquid crystal panel in use, for avoiding the influence to showing, maintenance thread need be prepared in outer peripheral areas, is difficult to avoid the overlapping with existing conducting wire.Adopt the technical scheme of present embodiment; Second maintenance thread is formed on the color membrane substrates; Even there is the overlapping part; Distance owing to overlap between two conductive patterns of part is increased to the distance between the two substrates from the distance of an original insulation course, therefore can significantly reduce the capacitance of overlapping part coupling capacitance.So coupling capacitance reduces the influence of institute's transmission signals in the maintenance thread, has optimized display quality.Especially in the large scale liquid crystal panel, also can adopt the technology of maintenance thread, the defective of having avoided the large scale liquid crystal panel can't repair because of no maintenance thread.
Embodiment two
The side-looking cross-sectional view of the liquid crystal panel that Fig. 5 provides for the embodiment of the invention two; Fig. 6 is the plan structure synoptic diagram of the array base palte of liquid crystal panel among Fig. 5; And the array base palte of Fig. 5 dissects along the E-E line among Fig. 6; Fig. 7 is the plan structure synoptic diagram of the color membrane substrates of liquid crystal panel among Fig. 5, and the color membrane substrates of Fig. 5 dissects along the F-F line among Fig. 7.The difference of present embodiment and embodiment one is: repair line with grid line 102 as the target of maintenance thread in the present embodiment, repair line with data line 103 as non-target.When there being public electrode wire 105, when perhaps public electrode wire 105 is communicated with to converge line 106, public electrode wire 105 or to converge that line 106 etc. also is equivalent to be that non-target is repaired line.
In the present embodiment, two first maintenance threads 111 lay respectively at the two ends of grid line 102, intersect each other with the two ends of grid line 102, and first maintenance thread 111 is preferred to be formed with layer with the data lines 103 of repairing line as non-target.Article two, second maintenance thread 205 is formed on the color membrane substrates, intersects each other accordingly with data line 103.First maintenance thread 111 and second maintenance thread 205 are interconnected through conducting sphere 301 and connection electrode 113.
Present embodiment and embodiment one are similar, can realize the reparation to grid line, and have reduced the coupling capacitance of overlapping region between maintenance thread and other metal wires, can reduce the decay of transmission signals in the maintenance thread, have improved display quality.
The technical scheme of embodiment one and embodiment two can independently adopt, and also can combine to adopt.Outer peripheral areas can be provided with a circle or enclose the maintenance thread of data line more, a circle also can be set or enclose the maintenance thread of grid line more.Each encloses the maintenance thread certain distance that staggers each other and gets final product, mutually not influence.
First maintenance thread, second maintenance thread and the quantity that is connected via hole all are not limited to shown in embodiment one and the embodiment two; As long as second maintenance thread can be communicated with first maintenance thread as requested; The maintenance requirements design that line is repaired according to target in the quantity of first maintenance thread and position, the quantity and the position that connect via hole are set according to the connection position needs of first maintenance thread and second maintenance thread.One second maintenance thread can connect two first maintenance threads, and two second maintenance threads can join end to end into ring with two first maintenance threads.
Embodiment three
The fragmentary top TV structure synoptic diagram of array base palte in the liquid crystal panel that Fig. 8 provides for the embodiment of the invention three.In the present embodiment, with data line 103 be target to repair line be that example describes, the situation that grid line 102 is repaired line as target is similarly.In the present embodiment, second maintenance thread 205 (zone shown in the dot-and-dash line is the position of second maintenance thread on the corresponding color membrane substrates among Fig. 8) intersects with the data line 103 of repairing line as target each other, and with first maintenance thread 111 certain distance that staggers each other; Connect the side that via hole 112 is formed at least two data lines 103, specifically be formed in the side of every data line 103 in the present embodiment; The pattern of connection electrode 113 extends to the below of second maintenance thread 205.
The purpose that second maintenance thread 205 and first maintenance thread 111 stagger is: when liquid crystal panel is implemented to repair after to box, should avoid blocking of second 205 pairs first maintenance threads 111 of maintenance thread.When needs are repaired certain bar data line 103; The crossover location of this data line 103 and first maintenance thread 111 is welded to each other with formation pad 1, and first maintenance thread 111 is cut off to form cut-out point 2 in the position in these data line 103 both sides connection electrode 113 outsides.Same reparation operation is done in the opposite end of this data line 103.Through such recovery scenario, the data line 103 of this disconnection can be connected to first maintenance thread 111 through connection electrode 113, conducting sphere 301 and second maintenance thread 205, is connected to the opposite end again, accomplishes and repairs.Can not form coupling capacitance with each bar data line 103 after first maintenance thread 111 breaks off, second maintenance thread 205 intersects to come conducting image voltage signal each other with each bar data line 103, but because distance increases the influence that can significantly reduce coupling capacitance.
Form the situation of connection electrode for the side that has only two data lines; If certain the bar data line between these two data lines breaks off; Can weld; And with two connection electrode both sides cut-outs, then the image voltage signal can play the effect that reduces coupling capacitance through second maintenance thread to a certain extent in the zone at these two connection electrode two ends.Density is set can sets as required of connection electrode, for example several data lines promptly are provided with a connection electrode at interval, reduce coupling capacitance and process implementing difficulty two aspect problems thereby take into account.
In the present embodiment, first maintenance thread 111 can as shown in Figure 8ly form ring-type like this on array base palte, perhaps also can be pattern independently, in conjunction with connecting into ring by second maintenance thread 205 shown in the previous embodiment.
Liquid crystal panel provided by the present invention, first maintenance thread and second maintenance thread are not limited to through being connected via hole and connection electrode is connected.For example, first maintenance thread and second maintenance thread can be formed on the superficial layer of substrate, directly link to each other through electric conductor.Perhaps, second maintenance thread also can be directed to substrate surface through similar connection via hole and the connection electrode that is arranged on the color membrane substrates, thereby realizes being communicated with.
The embodiment of the invention also provides a kind of LCD, comprises the liquid crystal panel that any embodiment of the present invention provides.Through the part maintenance thread is arranged on the color membrane substrates, increased the distance between the All other routes overlapping region on maintenance thread and the array base palte, can reduce coupling capacitance, reduce the attenuation of coupling capacitance to institute's transmission signals in the maintenance thread.
The embodiment of the invention also provides a kind of manufacturing approach of liquid crystal panel; Comprise and make array base palte and color membrane substrates respectively; And with array base palte and color membrane substrates flow process to box and filling liquid crystal layer; The flow process of making array base palte is included at least and forms the step that target is repaired line pattern on first underlay substrate, and also comprises:
On first underlay substrate, form the pattern of first maintenance thread, this first maintenance thread is positioned at the outer peripheral areas of array base palte, and first maintenance thread is repaired the different layer setting of line with target and intersected each other;
On second underlay substrate of color membrane substrates, form the pattern of second maintenance thread;
Array base palte and color membrane substrates during to box, are being formed electric conductor between array base palte and color membrane substrates, this electric conductor is communicated with first maintenance thread and second maintenance thread.
Wherein, specifically can be doped with conducting sphere in this envelope frame glue between array base palte and color membrane substrates, applying envelope frame glue at formation electric conductor between array base palte and the color membrane substrates, conducting sphere is as electric conductor.
Can first maintenance thread and second maintenance thread all be formed on the surface of substrate, so that directly contact with electric conductor.In the practical application, it generally is data line or grid line etc. that target is repaired line.When target reparation line was data line, then first maintenance thread and grid line adopted composition technology to form synchronously.When target reparation line was grid line, then first maintenance thread and data line adopted composition technology to form synchronously.
First maintenance thread generally is formed on grid line layer or data line layer, so, can further include the step that preparation connects via hole and connection electrode, that is:
On first maintenance thread, form at least two in the dielectric layer covered and connect via hole, connect the top that via hole is positioned at first maintenance thread; In connecting via hole, fill connection electrode, this connection electrode connects first maintenance thread and exposes the surface at array base palte.
The pattern of second maintenance thread generally is positioned at the surface of color membrane substrates, and electric conductor can be communicated with first maintenance thread and second maintenance thread through the contact connection electrode.
For reducing change, preferably to existing technology:
Public electrode on second maintenance thread and the color membrane substrates adopts composition technology to form synchronously, and the pattern space of the pattern of second maintenance thread and public electrode;
Pixel electrode on connection electrode and the array base palte adopts composition technology to form synchronously, and the pattern space of the pattern of connection electrode and pixel electrode.
Because the concrete preparation technology of liquid crystal panel depends on the structure in the liquid crystal panel, the application's technical scheme can be corresponding has multiple embodiment, is that example describes with typical four mask composition technologies below.
Embodiment four
Fig. 9 and Figure 10 are respectively the process flow diagram of manufacturing array substrate and color membrane substrates in the manufacturing approach of the liquid crystal panel that the embodiment of the invention four provides, and specifically liquid crystal panel structure is that example describes to present embodiment among the embodiment one to form.
The method of manufacturing array substrate is as shown in Figure 9, comprising:
The thickness of grid metallic film can adopt metals such as molybdenum, aluminium, alumel, molybdenum and tungsten alloy, chromium or copper for
to
, also can use the unitized construction of above-mentioned different materials film.Composition technology specifically comprise adopt that mask is made public, sequence of operations such as development and chemical etching.
The gate insulation layer membraneous material is silicon nitride normally; Also can use monox and silicon oxynitride etc.; Its thickness for
to
amorphous silicon membrane that thickness is about
is identical with the material of grid line to
material of data line metallic film, its thickness is about
arrives
Passivation layer via hole is formed in the passivation layer corresponding to the position of drain electrode.Connect the position of via hole, and be formed in passivation layer and the gate insulation layer corresponding to first maintenance thread.The material of passivation layer can be silicon nitride or silicon dioxide, and its thickness is about
to
The material of transparent conductive film can be indium tin oxide (Indium Tin Oxides; Be called for short ITO) or indium-zinc oxide (Indium Zinc Oxides; Be called for short IZO) or aluminum zinc oxide, its thickness is between
to
.
The method of making color membrane substrates is shown in figure 10, comprising:
The order of step 21-23 is not limit, and the thickness of color film resin is about
to
Coated with liquid crystal alignment films on the array base palte of accomplishing above-mentioned steps and color membrane substrates, and form orientation slots.Splash into liquid crystal on a substrate therein then, and coating frame sealing glue is to box.Include conducting sphere in the envelope frame glue, its diameter is the 3-5 micron, is about array base palte behind the box and the box between the color membrane substrates thickly, and second maintenance thread can pass through the conducting sphere connection with being connected.For guaranteeing reliable linking to each other, need to guarantee to be about 0.1-0.4MPa to certain pressure is arranged behind the box.
The manufacturing approach of liquid crystal panel provided by the invention is not limited to the foregoing description, can make the liquid crystal panel that any embodiment of the present invention provides, and according to the difference of concrete structure in the liquid crystal panel corresponding flow process is arranged.Adopt technical scheme of the present invention, less to the flow process change of existing manufacturing liquid crystal panel, it is low therefore to improve cost, is easy to realize.
What should explain at last is: above embodiment is only in order to explaining technical scheme of the present invention, but not to its restriction; Although with reference to previous embodiment the present invention has been carried out detailed explanation, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these are revised or replacement, do not make the spirit and the scope of the essence disengaging various embodiments of the present invention technical scheme of relevant art scheme.
Claims (9)
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| CN 201010138511 CN102213846B (en) | 2010-04-01 | 2010-04-01 | Liquid crystal display panel, manufacturing method thereof and liquid crystal display |
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|---|---|---|---|
| CN 201010138511 CN102213846B (en) | 2010-04-01 | 2010-04-01 | Liquid crystal display panel, manufacturing method thereof and liquid crystal display |
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Cited By (1)
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| WO2014153869A1 (en) * | 2013-03-27 | 2014-10-02 | 北京京东方光电科技有限公司 | Array substrate and maintenance method therefor, and display device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104183502A (en) * | 2014-08-26 | 2014-12-03 | 湖南普照爱伯乐平板显示器件有限公司 | Manufacturing method and system for thin film transistor and thin film transistor |
| CN109298576A (en) * | 2018-11-29 | 2019-02-01 | 惠科股份有限公司 | Array substrates and display panels |
| CN111047986B (en) * | 2019-11-27 | 2021-11-09 | 南京京东方显示技术有限公司 | Display panel |
| CN113363307B (en) * | 2021-07-14 | 2022-11-04 | 合肥鑫晟光电科技有限公司 | Display substrate, preparation method thereof and display device |
| CN113777836B (en) * | 2021-09-10 | 2023-10-31 | 京东方科技集团股份有限公司 | Display panel, manufacturing method thereof and display device |
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| TW200841077A (en) * | 2007-04-12 | 2008-10-16 | Chi Mei Optoelectronics Corp | Liquid crystal display and common electrode substrate thereof |
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| JP2007004106A (en) * | 2005-06-23 | 2007-01-11 | Au Optronics Corp | Active matrix substrate and pixel unit correction method |
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| WO2014153869A1 (en) * | 2013-03-27 | 2014-10-02 | 北京京东方光电科技有限公司 | Array substrate and maintenance method therefor, and display device |
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