CN102566167B - Array substrate - Google Patents
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- CN102566167B CN102566167B CN201010615673.XA CN201010615673A CN102566167B CN 102566167 B CN102566167 B CN 102566167B CN 201010615673 A CN201010615673 A CN 201010615673A CN 102566167 B CN102566167 B CN 102566167B
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- short bar
- short
- base palte
- array base
- bar
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- 239000000758 substrate Substances 0.000 title claims abstract description 9
- 238000000034 method Methods 0.000 claims abstract description 19
- 235000008429 bread Nutrition 0.000 claims description 45
- 239000004973 liquid crystal related substance Substances 0.000 claims description 21
- 239000000463 material Substances 0.000 claims description 8
- 210000002858 crystal cell Anatomy 0.000 claims description 7
- 239000012528 membrane Substances 0.000 claims description 7
- 238000010030 laminating Methods 0.000 claims description 2
- 230000005611 electricity Effects 0.000 abstract 1
- 230000003068 static effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 11
- 239000010409 thin film Substances 0.000 description 7
- 230000007547 defect Effects 0.000 description 4
- 239000010408 film Substances 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 210000004027 cell Anatomy 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 239000007888 film coating Substances 0.000 description 1
- 238000009501 film coating Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Landscapes
- Liquid Crystal (AREA)
Abstract
The invention provides an array substrate, which comprises a plurality of array panels, wherein the array panels are provided with short-circuit bar devices, each short-circuit bar device comprises a first short-circuit bar, a second short-circuit bar, a third short-circuit bar, a fourth short-circuit bar and a fifth short-circuit bar, the first short-circuit bar is electrically connected with a data line for controlling a red pixel area, the second short-circuit bar is electrically connected with a data line for controlling a green pixel area, the third short-circuit bar is electrically connected with a data line for controlling a blue pixel area, the fourth short-circuit bar is electrically connected with a scanning line, and the fifth short-circuit bar is electrically connected with a common electrode; the method is characterized in that: the first short-circuit rod, the second short-circuit rod, the third short-circuit rod, the fourth short-circuit rod and the fifth short-circuit rod are electrically connected with each other. Each short-circuit rod of the short-circuit rod device can keep the same potential, and electrostatic charges are dispersed through the common electrode, so that damage of static electricity to the short-circuit rod device is effectively prevented.
Description
Technical field
The present invention relates to SIC (semiconductor integrated circuit) technical field, more particularly, relate to and a kind of there is the stronger array base palte of antistatic effect.
Background technology
Liquid crystal display is because to have external form frivolous, and power saving and the feature such as radiationless, and be widely used on the electronic products such as computer screen, mobile phone, personal digital assistant, flat-surface television, become the main flow equipment in existing display technique.Liquid crystal indicator generally comprises the color membrane substrates, the array base palte that are oppositely arranged, and the liquid crystal layer be sandwiched between color membrane substrates and array base palte, by the electric field formed between the pixel electrode on control array base palte and the public electrode on color membrane substrates, the liquid crystal deflecting element in liquid crystal layer is driven to show different pictures.
Figure 1 shows that a kind of arraying bread board in prior art, described arraying bread board is divided into viewing area 003, surrounds the frame region 004 of described viewing area 003.Described viewing area 003 is provided with multi-strip scanning line, many intersect vertically and the data line insulated with described sweep trace, the multiple pixel regions limited by multi-strip scanning line and data line, described each pixel region comprises a thin film transistor switch and pixel electrode, the break-make that described sweep trace is connected for controlling thin film transistor switch with the grid of thin film transistor switch, described data line is connected with the source electrode of thin film transistor switch, described pixel electrode is connected with the drain electrode of thin film transistor switch, signal on data line transfers to pixel electrode by the source electrode of thin film transistor switch and drain electrode.What also arrange in frame region 004 has a large amount of data cable lead wires and sweep trace lead-in wire, for data line or sweep trace being connected with driving chip.
Pick-up unit------short bar 005 is had, for the defect of data line, sweep trace or pixel electrode in late detection liquid crystal indicator what also usually arrange near frame region 004 place.Be the concrete structure of short bar 005 as described in Figure 2, comprise the first short bar 0041, second short bar 0042, the 3rd short bar 0043, the 4th short bar 0044 and the 5th short bar 0045.On liquid crystal indicator, all data lines be connected on red pixel R are connected on the first short bar 0041, all data lines be connected on green pixel G are connected on the second short bar 0042, and all data lines be connected on blue pixel B are all connected on the 3rd short bar 0043.Fig. 2 is schematic diagram, only indicate data line D1, D2, D3, D4, D5 and D6, concrete, described data line D1 and D4 is connected to the data line on display red pixel R as shown in Figure 2, and data line D1 and D4 is connected on the first short bar 0041 by via structure; Described data line D2 and D5 is connected to the data line on display green pixel G, and data line D2 and D5 is connected on the second short bar 0042 by via structure; Described data line D3 and D6 is the data line being connected to display blue pixel B, and data line D3 and D6 is connected on the 3rd short bar 0043 by via structure.Sweep trace S1, S2 electrical connection on 4th short bar 0044 and liquid crystal indicator.5th short bar 0045 is connected with all public electrodes on liquid crystal indicator.
When detecting defect, high voltage is provided to sweep trace S 1, the S2 on liquid crystal indicator by the 4th short bar 0044, the thin film transistor switch that conducting is corresponding, common electric voltage is provided to the color membrane substrates of liquid crystal indicator by the 5th short bar 0045, then different test signals is provided just can to demonstrate the picture of different colours in the viewing area 003 of liquid crystal indicator, for detecting the defect of sweep trace, data line or pixel electrode by the first short bar 0041, second short bar 0042 or the 3rd short bar 0043.
In the process for making of array base palte, pick and place in the technological processes such as glass, alignment films coating and orientation friction, often can produce larger electrostatic.Array base palte includes multiple arraying bread board, if the first short bar 0041, second short bar 0042 of the short bar device on described arraying bread board, the 3rd short bar 0043, the 4th short bar 0044 or the 5th short bar 0045 wherein a certain article of short bar have larger electric current to flow through, this short bar may to the electric discharge of contiguous short bar, very large risk is had to cause damage to short bar, and then when testing liquid crystal indicator, corresponding detection signal cannot be transferred to viewing area by short bar.
Summary of the invention
Array base palte provided by the invention effectively can solve array base palte and pick and place the electrostatic that produces in glass, alignment films coating and the technological process such as orientation friction to the damage of short bar device.
For overcoming the above problems, the invention provides a kind of array base palte, comprise multiple arraying bread board, the sweep trace having many to intersect vertically that described arraying bread board is arranged, data line, the multiple pixel region limited by multi-strip scanning line and data line and public electrode, described pixel region comprises pixel electrode;
What described arraying bread board was also arranged has short bar device, described short bar device comprises the first short bar, the second short bar, the 3rd short bar, the 4th short bar and the 5th short bar, described first short bar and the data line electrical connection being connected red pixel area, described second short bar and the data line electrical connection being connected green pixel area, described 3rd short bar and the data line electrical connection being connected blue pixel area, described 4th short bar and sweep trace electrical connection, described 5th short bar and public electrode electrical connection; It is characterized in that:
Described first short bar, the second short bar, the 3rd short bar, to be mutually electrically connected between the 4th short bar and the 5th short bar.
Alternatively, described first short bar, the second short bar, the 3rd short bar, the 4th short bar and the 5th short bar are all connected on connecting portion and are electrically connected to each other.
Alternatively, the material of described connecting portion identical with the material of pixel electrode and in the processing procedure of array base palte and pixel electrode synchronously formed.
Described first short bar, the second short bar, the 3rd short bar, the 4th short bar and the 5th short bar are electrically independent each other from connecting portion incision in subsequent technique alternatively.
Alternatively, described first short bar, the second short bar, the 3rd short bar, the 4th short bar and the 5th short bar are electrically connected with the public electrode wiring on adjacent array panel respectively.
Alternatively, described array base palte and color membrane substrates laminating form multiple liquid crystal cell.
Alternatively, in liquid crystal cell cutting action, public electrode wiring on described first short bar, the second short bar, the 3rd short bar, the 4th short bar and the 5th short bar and adjacent array panel is cut open, described first short bar, the second short bar, the 3rd short bar, electrically independent between the 4th short bar and the 5th short bar.
Alternatively, also comprise the attaching pin of flexible PCB, the attaching pin of described flexible PCB and described short bar device are electrically connected.
Alternatively, the attaching pin of described flexible PCB and short bar device are connected respectively in the public electrode wiring of adjacent arraying bread board.
Alternatively, the attaching pin of described flexible PCB separately keeps electrical independence each other with described short bar device in follow-up cutting action.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of arraying bread board in prior art;
Fig. 2 is the schematic diagram of short circuit bar device in prior art;
Fig. 3 is the vertical view of array base palte in first embodiment of the invention;
Fig. 4 is the schematic diagram of short circuit bar device in first embodiment of the invention;
Fig. 5 is the schematic diagram of short circuit bar device in second embodiment of the invention;
Fig. 6 is the schematic diagram of short circuit bar device in third embodiment of the invention.
Embodiment
The invention provides a kind of array base palte, the damage that electrostatic causes devices such as short bars can be reduced, have the reliability utilizing and improve product.
Below in conjunction with accompanying drawing, liquid crystal indicator provided by the invention is illustrated.
first embodiment
Fig. 3 is the schematic diagram of the vertical view of the first embodiment of array base palte provided by the invention, described array base palte 100 comprises multiple arraying bread board 101, described arraying bread board 101 is divided into viewing area 102, surrounds the frame region 103 of shown viewing area 102, what described arraying bread board 101 was also arranged has short bar device 104, and described short bar device 104 is positioned at the periphery of frame region 103.
Please refer to Fig. 4, Fig. 4 is the schematic diagram of arraying bread board 101, and Fig. 4 is only the structure that schematic diagram shows 2 sweep traces and 6 data lines.Arraying bread board comprises multi-strip scanning line S1, S2 as shown in Figure 4, a plurality of data lines D1, D2, D3, D4, D5 and D6, wherein data line D1 and D4 is connected on the pixel electrode of display red pixel R, data line D2 and D5 is connected on the pixel electrode of display green pixel G, and data line D3 and D6 is connected on the pixel electrode of display blue pixel B.
The short bar device of described arraying bread board comprises: the first short bar 11, second short bar 12, the 3rd short bar 13, the 4th short bar 14 and the 5th short bar 15.Described first short bar 11 and all data line D1 and D4 be connected on the pixel electrode showing red pixel R are electrically connected; Described second short bar 12 and all data line D2 and D5 be connected on the pixel electrode showing green pixel G are electrically connected; Described 3rd short bar 13 and all data line D3 and D6 be connected on the pixel electrode showing blue pixel B are electrically connected; 4th short bar 14 and all sweep trace S1, S2 electrical connection; 5th short bar 15 and the electrical connection of all public electrodes.
Also comprise connecting portion 16, described connecting portion 16 respectively with the first short bar 11, second short bar 12, the 3rd short bar 13, the 4th short bar 14 and the 5th short bar 15 are electrically connected.The material of connecting portion 16 is identical with the material of the pixel electrode of array base palte in the present embodiment, and synchronously formed in the processing procedure of array base palte with pixel electrode, and be electrically connected respectively by via hole 161,162,163,164 and 165 and the first short bar 11, second short bar 12, the 3rd short bar 13, the 4th short bar 14 and the 5th short bar 15.In other embodiments, described connecting portion 16 also can be that the first short bar 11, second short bar 12, the 3rd short bar 13, the 4th short bar 14 and the 5th short bar 15 are electrically connected by other conductive materials.
Array base palte provided by the invention comprises multiple arraying bread board, each bar short bar of the short bar device on each arraying bread board is electrically connected mutually by connecting portion, array base palte provided by the invention is carried at follow-up array base palte, alignment film coating process, in alignment film friction process, if create larger electrostatic wherein on a short bar, electrostatic charge evacuation can be opened by connecting portion by this short bar, further described 5th short bar 15 is the whole public electrodes connecting arraying bread board 101, electrostatic can be flowed by the public electrode of the 5th short bar 15 to arraying bread board 101, resistance due to large-area public electrode reduces the voltage of electrostatic, the damage of electrostatic to short bar device 104 will be reduced, and described five short bars can remain equipotential by connecting portion 16, there will not be the phenomenon of electric discharge mutually between each bar short bar, effectively protect short bar device.After the completing of array base palte, in subsequent handling, cut away by connecting portion 16 from line of cut 166, described short bar device 104 just normally can detect the defect of display panels.
second embodiment
Fig. 5 is the schematic diagram of the second embodiment provided by the invention, the same with the first embodiment, the array base palte that second embodiment of the invention provides also comprises multiple arraying bread board, described arraying bread board is divided into viewing area, the frame region of viewing area shown in surrounding, what described arraying bread board was also arranged has short bar device, the same with the first embodiment, the short bar device of such as arraying bread board 1012 comprises the first short bar 11, second short bar 12, 3rd short bar 13, 4th short bar 14 and the 5th short circuit 15, above structure is identical with the first embodiment, be not described in detail herein, be with the first embodiment difference, in the array base palte that second embodiment provides, public electrode wiring 1014 electrical connection of the short bar device on arraying bread board 1011 and adjacent arraying bread board 1012.
A large amount of public electrode wirings is had for being linked together by the public electrode of all pixel cells in the frame region of each arraying bread board, and in order to make the public electrode voltages of whole pel array consistent as far as possible, can by public electrode wiring with the pel array of very wide wiring grommet around viewing area.What the frame region 1013 as array base palte 1012 was just arranged has public electrode to connect up 1014.First short bar 11, second short bar 12 of the short bar device on arraying bread board 1011, the 3rd short bar 13, the 4th short bar 14 and the 5th short bar 15 are respectively by connecting line 171,172,173,174 and 175 and adjacent arraying bread board 1012 public electrode wiring 1014 electrical connection.Described connecting line 171,172,173,174 with 175 material can be identical with the material of the pixel electrode of array base palte, and in array base palte processing procedure and pixel electrode synchronously complete, also can use other conductive material in other embodiments.One end of described connecting line 171,172,173,174 and 175 is electrically connected respectively by the first short bar 11, second short bar 12 of the short bar device on via hole and arraying bread board 1011, the 3rd short bar 13, the 4th short bar 14 and the 5th short bar 15, and the other end is by via hole and adjacent arraying bread board 1012 public electrode wiring 1014 electrical connection.
The array base palte of the second embodiment provided by the invention, by the public electrode wiring of the short bar device on arraying bread board respectively by connecting line and adjacent arraying bread board is electrically connected, short bar device not only can be made to form equipotential by the public electrode wiring electrical connection of adjacent arraying bread board, and array base palte previous column or a line arraying bread board can be made, short bar device all equipotentials on arraying bread board on an even whole array base palte, because the 5th short bar is connected with the public electrode of this arraying bread board, the public electrode of this arraying bread board is connected with the short bar device of adjacent arraying bread board by public electrode wiring again, if a short bar device suffers that electrostatic impacts, electrostatic can to the public electrode flowing on whole array base palte, the resistance of the public electrode on whole array base palte effectively can reduce the voltage of electrostatic, prevent electrostatic to the damage of short bar device.
And, described short bar device is connected with adjacent arraying bread board by connecting line, in follow-up operation, array base palte and color membrane substrates fit and form multiple liquid crystal cell, in the cutting action of liquid crystal cell, connecting line is cut off from line of cut 18, and short bar device just can normally work, save the operation will cutting connecting portion 16 in the first embodiment, greatly provide cost savings.
3rd embodiment
Fig. 6 is the schematic diagram of the 3rd embodiment of array base palte provided by the invention, in the present embodiment, connecting portion 20 respectively with the first short bar 11, second short bar 12, the 3rd short bar 13, the 4th short bar 14 and the 5th short bar 15 are electrically connected, herein with the first embodiment is identical, no longer be described in detail, only the structure being different from above-described embodiment be described in detail.Arraying bread board also comprises pin------the FOG PAD 21 connecting FPC (Flexible Printed Circuit, flexible PCB), and described FOGPAD 21 is also electrically connected with connecting portion 20.Because the distance of FOG PAD 21 and short bar device closely; generally only have between 0.6 ~ 0.7mm; so also there is the possibility of electric discharge mutually between FOG PAD 21 and short bar device, FOG PAD 21 is also electrically connected with connecting portion 20 and also further can protects short bar device and FOG PAD21.Also FOG PAD21 and connecting portion 20 are separated when cutting connecting portion 20.
Further described FOG PAD21 also can be connected in the public electrode wiring of adjacent arraying bread board, can also play a part to play equally to prevent electrostatic damage, and in the cutting action of liquid crystal cell can synchronously and public electrode wiring separate, save independent cutting action.
In this instructions, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, so description is fairly simple, relevant part illustrates see device section.
It should be noted that, in this article, the such as relational terms of first and second grades and so on is only used for an entity or operation to separate with another entity or operational zone, and not necessarily requires or imply the relation that there is any this reality between these entities or operation or sequentially.And, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thus make to comprise the process of a series of key element, method, article or equipment and not only comprise those key elements, but also comprise other key elements clearly do not listed, or also comprise by the intrinsic key element of this process, method, article or equipment.When not more restrictions, the key element limited by statement " comprising ... ", and be not precluded within process, method, article or the equipment comprising described key element and also there is other identical element.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (9)
1. an array base palte, comprises multiple arraying bread board, the sweep trace having many to intersect vertically that described arraying bread board is arranged and data line, the multiple pixel region limited by multi-strip scanning line and data line and public electrode, and described pixel region comprises pixel electrode;
What described arraying bread board was also arranged has short bar device, described short bar device comprises the first short bar, the second short bar, the 3rd short bar, the 4th short bar and the 5th short bar, described first short bar and the data line electrical connection being connected red pixel area, described second short bar and the data line electrical connection being connected green pixel area, described 3rd short bar and the data line electrical connection being connected blue pixel area, described 4th short bar and sweep trace electrical connection, described 5th short bar and public electrode electrical connection; It is characterized in that:
Described first short bar, the second short bar, the 3rd short bar, to be mutually electrically connected between the 4th short bar and the 5th short bar;
Described first short bar, the second short bar, the 3rd short bar, the 4th short bar and the 5th short bar are electrically connected with the public electrode wiring on adjacent array panel respectively.
2. array base palte as claimed in claim 1, is characterized in that: described first short bar, the second short bar, the 3rd short bar, the 4th short bar and the 5th short bar are all connected on connecting portion and are electrically connected to each other.
3. array base palte as claimed in claim 2, is characterized in that: the material of described connecting portion identical with the material of pixel electrode and in the processing procedure of array base palte and pixel electrode synchronously formed.
4. array base palte as claimed in claim 3, is characterized in that: described first short bar, the second short bar, the 3rd short bar, the 4th short bar and the 5th short bar are electrically independent each other from connecting portion incision in subsequent technique.
5. array base palte as claimed in claim 4, is characterized in that: described array base palte and color membrane substrates laminating form multiple liquid crystal cell.
6. array base palte as claimed in claim 5, it is characterized in that: in liquid crystal cell cutting action, public electrode wiring on described first short bar, the second short bar, the 3rd short bar, the 4th short bar and the 5th short bar and adjacent array panel is cut open, described first short bar, the second short bar, the 3rd short bar, electrically independent between the 4th short bar and the 5th short bar.
7. array base palte as claimed in claim 1, is characterized in that: the attaching pin also comprising flexible PCB, and the attaching pin of described flexible PCB and described short bar device are electrically connected.
8. array base palte as claimed in claim 7, is characterized in that: the attaching pin of described flexible PCB and short bar device are connected respectively in the public electrode wiring of adjacent arraying bread board.
9. array base palte as claimed in claim 7 or 8, is characterized in that: the attaching pin of described flexible PCB separately keeps electrical independence each other with described short bar device in follow-up cutting action.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010615673.XA CN102566167B (en) | 2010-12-27 | 2010-12-27 | Array substrate |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010615673.XA CN102566167B (en) | 2010-12-27 | 2010-12-27 | Array substrate |
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| Publication Number | Publication Date |
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| CN102566167A CN102566167A (en) | 2012-07-11 |
| CN102566167B true CN102566167B (en) | 2015-04-22 |
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| CN201010615673.XA Active CN102566167B (en) | 2010-12-27 | 2010-12-27 | Array substrate |
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Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102981340B (en) | 2012-12-11 | 2015-11-25 | 京东方科技集团股份有限公司 | A kind of array base palte of liquid crystal display and manufacture method |
| CN103926762B (en) * | 2013-02-28 | 2017-07-21 | 上海中航光电子有限公司 | Array base palte and its manufacture method |
| KR102140042B1 (en) * | 2014-03-27 | 2020-08-03 | 엘지디스플레이 주식회사 | Array substrate for display device |
| CN105609025B (en) * | 2016-01-05 | 2018-02-16 | 京东方科技集团股份有限公司 | Display panel detects structure |
| CN105589244A (en) * | 2016-03-23 | 2016-05-18 | 深圳市华星光电技术有限公司 | Liquid crystal display device, liquid crystal display panel and manufacturing method thereof |
| CN106094272B (en) * | 2016-06-22 | 2019-06-07 | 京东方科技集团股份有限公司 | A kind of display base plate, its production method and display device |
| KR102507763B1 (en) * | 2016-07-29 | 2023-03-07 | 엘지디스플레이 주식회사 | Display device |
| CN107015387A (en) * | 2017-05-19 | 2017-08-04 | 深圳市华星光电技术有限公司 | A kind of measurement circuit for array base palte |
| CN107340657A (en) * | 2017-08-04 | 2017-11-10 | 深圳市华星光电技术有限公司 | Array base palte |
| CN108732835A (en) * | 2018-05-29 | 2018-11-02 | 深圳市华星光电技术有限公司 | The light alignment method of array substrate, liquid crystal display panel and liquid crystal display panel |
| CN109375442B (en) * | 2018-12-20 | 2021-08-06 | 深圳市华星光电半导体显示技术有限公司 | Display panel and display device |
| CN110187575B (en) | 2019-05-28 | 2020-12-18 | 昆山国显光电有限公司 | Array substrate and array substrate mother board |
| CN110189671B (en) * | 2019-06-26 | 2022-02-01 | 滁州惠科光电科技有限公司 | Box-formed test circuit, array substrate and liquid crystal display device |
| CN112987351B (en) * | 2021-02-10 | 2022-08-05 | 深圳市华星光电半导体显示技术有限公司 | Short-circuit bar, display panel and display device |
| CN114495718A (en) * | 2022-01-27 | 2022-05-13 | Tcl华星光电技术有限公司 | Display panel |
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| TW440736B (en) * | 1997-10-14 | 2001-06-16 | Samsung Electronics Co Ltd | Liquid crystal displays and manufacturing methods thereof |
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| CN1877666A (en) * | 2005-06-10 | 2006-12-13 | 三星电子株式会社 | Display substrate and device and method for testing display panel with the display substrate |
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| Publication number | Publication date |
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| CN102566167A (en) | 2012-07-11 |
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