WO2014146372A1 - Structure de câblage, panneau d'affichage à cristaux liquides et procédé de réparation de fil rompu de structure de câblage - Google Patents

Structure de câblage, panneau d'affichage à cristaux liquides et procédé de réparation de fil rompu de structure de câblage Download PDF

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Publication number
WO2014146372A1
WO2014146372A1 PCT/CN2013/078165 CN2013078165W WO2014146372A1 WO 2014146372 A1 WO2014146372 A1 WO 2014146372A1 CN 2013078165 W CN2013078165 W CN 2013078165W WO 2014146372 A1 WO2014146372 A1 WO 2014146372A1
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WO
WIPO (PCT)
Prior art keywords
line
metal
wire
insulated
shorting bar
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/CN2013/078165
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English (en)
Chinese (zh)
Inventor
吴础任
郑文达
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
TCL China Star Optoelectronics Technology Co Ltd
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Shenzhen China Star Optoelectronics Technology Co Ltd
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Publication date
Application filed by Shenzhen China Star Optoelectronics Technology Co Ltd filed Critical Shenzhen China Star Optoelectronics Technology Co Ltd
Publication of WO2014146372A1 publication Critical patent/WO2014146372A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1343—Electrodes
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
    • G02F1/1362—Active matrix addressed cells
    • G02F1/136259—Repairing; Defects
    • G02F1/136263—Line defects

Definitions

  • the present invention relates to the field of liquid crystal display, and in particular, to a wiring structure, a liquid crystal display panel, and a wire break repairing method of the wire structure.
  • FIG. 1 is a wiring structure of an embodiment of a liquid crystal display panel in the prior art.
  • the current liquid crystal display panel is usually routed through the shorting bar 100 and then through the data line 200 connected to the shorting bar 100.
  • the data signal is shunted. Therefore, when a disconnection occurs between the data line 200 and the shorting bar 100, the liquid crystal display panel after power-on may exhibit an abnormality, such as a bright line or a dark line, which cannot be consumed. Accepted, so the product can not be sold directly and scrapped, resulting in great waste. Therefore, it is extremely urgent to provide a wiring structure and a wire break repair method which can be easily repaired to restore the display effect.
  • the main object of the present invention is to provide a wiring structure, a liquid crystal display panel, and a wire break repairing method of the wire structure.
  • the cable structure and the wire break repair method can repair the wire breakage of the liquid crystal display panel. Thereby, the display effect of the liquid crystal display panel is restored, the product yield is increased, and the invention has the advantages of simple structure, simple operation, shortened repair time and economical production cost.
  • the present invention provides a wiring structure including a substrate, a plurality of shorting bars disposed on the substrate, a plurality of data lines disposed on the substrate and having one end connected to the shorting bar, disposed in the a repairing circuit on the substrate, one end of the repairing circuit is insulated from the shorting bar, and the other end is insulated from the data line, and a data signal is input from one end of the shorting bar and output through the data line.
  • the repair line includes a first metal line and a second metal line, a first end of the first metal line is insulated from the shorting bar, and a first end of the second metal line is opposite to the first A second end of a metal line is insulated to intersect, and a second end of the second metal line is insulated from the data line.
  • the first end of the first metal wire is insulated from the other end of the shorting bar with respect to one end of the shorting bar input data signal; and one end of the shorting bar is connected with respect to the data line
  • the second end of the second metal line is insulated from the other end of the data line.
  • the first metal line and the second metal line are vertically insulated and intersect.
  • the first metal line is vertically insulated from the shorting bar
  • the second metal line is perpendicularly insulated from the data line
  • the data line is parallel to the first metal line.
  • the first metal wire and the second metal wire are a plurality of strips.
  • the present invention also provides a liquid crystal display panel, comprising a trace structure, the trace structure comprising a substrate, a plurality of shorting bars disposed on the substrate, disposed on the substrate and having one end connected thereto a plurality of data lines of the shorting bar, a repairing circuit disposed on the substrate, one end of the repairing line is insulated from the shorting bar, and the other end is insulated from the data line, and the data signal is separated by the shorting bar After one end is input, it is output through the data line.
  • the repair line includes a first metal line and a second metal line, a first end of the first metal line is insulated from the shorting bar, and a first end of the second metal line is opposite to the first A second end of a metal line is insulated to intersect, and a second end of the second metal line is insulated from the data line.
  • the first end of the first metal wire is insulated from the other end of the shorting bar with respect to one end of the shorting bar input data signal; and one end of the shorting bar is connected with respect to the data line
  • the second end of the second metal line is insulated from the other end of the data line.
  • the first metal line and the second metal line are vertically insulated and intersect.
  • the first metal line is vertically insulated from the shorting bar
  • the second metal line is perpendicularly insulated from the data line
  • the data line is parallel to the first metal line.
  • the first metal wire and the second metal wire are a plurality of strips.
  • the present invention also provides a method for repairing a wire breakage structure, the wire structure comprising a substrate, a plurality of shorting bars disposed on the substrate, and being disposed on the substrate and having one end connected to the short circuit a plurality of data lines of the rod, a repairing circuit disposed on the substrate, one end of the repairing line is insulated from the shorting bar, and the other end is insulated from the data line, and the data signal is from one end of the shorting bar
  • the wire break repair method of the wire structure includes:
  • Step S100 searching for a shorted bar and a data line that have been disconnected
  • Step S200 connecting one end of the repairing line to the broken wire shorting bar, connecting the other end of the repairing line to the broken data line, and passing the data signal of the shorting bar through the repairing The line is synchronously transmitted to the data line.
  • step S200 is specifically:
  • Connecting the first end of the first metal wire to the broken wire shorting bar, connecting the second end of the second metal wire to the broken data line, and connecting the first metal wire with The second metal lines are connected such that data signals of the shorting bars are synchronously transmitted to the data lines through the first metal lines and the second metal lines.
  • the first metal is soldering.
  • the repair line includes a first metal line and a second metal line, a first end of the first metal line is insulated from the shorting bar, and a first end of the second metal line is opposite to the first A second end of a metal line is insulated to intersect, and a second end of the second metal line is insulated from the data line.
  • the first end of the first metal wire is insulated from the other end of the shorting bar with respect to one end of the shorting bar input data signal; and one end of the shorting bar is connected with respect to the data line
  • the second end of the second metal line is insulated from the other end of the data line.
  • the first metal line and the second metal line are vertically insulated and intersect.
  • the first metal line is vertically insulated from the shorting bar
  • the second metal line is perpendicularly insulated from the data line
  • the data line is parallel to the first metal line.
  • the first metal wire and the second metal wire are a plurality of strips.
  • the wiring structure of the present invention includes a substrate, a plurality of shorting bars disposed on the substrate, a plurality of data lines disposed on the substrate and having one end connected to the shorting bar, and a repairing circuit disposed on the substrate One end of the repairing line is insulated from the shorting bar, and the other end is insulated from the data line, and a data signal is input from one end of the shorting bar and output through the data line.
  • the invention can repair the disconnection condition of the liquid crystal display panel by using the above-mentioned wiring structure and the wire breakage repairing method, thereby restoring the display effect of the liquid crystal display panel, increasing the product yield, and the invention has the advantages of simple structure and simple operation. Reduced repair time and saved production costs.
  • 1 is a wiring structure of an embodiment of a liquid crystal display panel in the prior art
  • FIG. 2 is a schematic diagram showing the structure and data signal transmission of an embodiment of the routing structure of the present invention
  • FIG. 3 is a schematic diagram showing the structure and data signal transmission after the disconnection of the trace structure in FIG. 2;
  • FIG. 4 is a schematic diagram showing the structure and data signal transmission after the repair of the trace structure of FIG. 2;
  • Fig. 5 is a flow chart showing an embodiment of a method for repairing a broken wire of the wiring structure of the present invention.
  • the present invention provides a trace structure.
  • FIG. 2 is a schematic diagram showing the structure and data signal transmission of an embodiment of the routing structure of the present invention
  • FIG. 3 is a schematic diagram of the structure and data signal transmission after the disconnection of the routing structure of FIG. 2
  • 2 Schematic diagram of structure and data signal transmission after the repair of the disconnected structure.
  • the wiring structure includes a substrate (not shown), a plurality of shorting bars 10 disposed on the substrate, and a plurality of shorting bars 10 disposed on the substrate and having one end connected to the shorting bar 10 a plurality of data lines 20, a repair line 30 disposed on the substrate, one end of the repair line 30 is insulated from the shorting bar 10, and the other end is insulated from the data line 20, and the data signal is shorted by the short circuit.
  • One end of the rod 10 is input and output through the data line 20.
  • the two ends of the repairing line 30 of the present invention are respectively insulated from the broken shorting bar 10 and the data line 20, and the state of the insulation intersecting is changed.
  • an alternative line of the above-mentioned broken line is formed, by which a data signal is input from one end of the shorting bar 10 (the arrow indicates the flow direction of the data signal), and passes through the repairing line 30. Then, it is output from the data line 20, thereby completing the disconnection repair of the substrate and increasing the product yield.
  • the repairing line 30 includes a first metal line 301 and a second metal line 302, and the first end of the first metal line 301 is insulated from the shorting bar 10,
  • the first end of the second metal line 302 is insulated from the second end of the first metal line 301, and the second end of the second metal line 302 is insulated from the data line 20.
  • the first end of the first metal wire 301 is insulated from the other end of the shorting bar 10 with respect to one end of the data signal input to the shorting bar 10; and the shorting bar 10 is connected with respect to the data line 20.
  • the second end of the second metal line 302 is insulated from the other end of the data line 20.
  • the first end of the first metal wire 301 is insulated from the broken wire shorting bar 10 (at B1), the first The second end of the two metal wires 302 is insulated from the broken data line 20 (at B3), and the insulation of the first metal wire 301 and the second metal wire 302 is at the intersection (at B2).
  • the state is changed to an electrical connection state, forming an alternative circuit of the above-mentioned broken line, by which a data signal is input from one end of the shorting bar 10 and passes through the first metal wire 301 and the second metal wire 302. Then, it is output from the data line 20, thereby completing the disconnection repair of the substrate, and increasing the product yield.
  • the first metal line 301 and the second metal line 302 are vertically insulated and intersect.
  • the first metal wire 301 is vertically insulated from the shorting bar 10
  • the second metal wire 302 is vertically insulated from the data line 20
  • the data line 20 is parallel to the first metal wire 301.
  • the reserved wiring space on the substrate is usually very limited. In this narrow reserved wiring space, a large number of metal traces need to be arranged. Therefore, the above-mentioned routing method in this embodiment utilizes space more reasonably, and effectively reduces power consumption and improves products. Yield.
  • the present invention is not limited to the above-described routing method, as long as the effect of repairing the broken line that the repair line 30 can achieve can be achieved.
  • first metal wire 301 and the second metal wire 302 are multiple, so that when the wire structure is broken, multiple repairs can be performed separately, so that the repairing process is faster and improved. Work efficiency.
  • the invention also provides a liquid crystal display panel comprising the trace structure.
  • the liquid crystal display panel can repair the disconnection condition through the wire structure, thereby restoring the display effect of the liquid crystal display panel, increasing the product yield, and the invention has the advantages of simple structure and operation. Simple, shortened repair time and saved production costs.
  • Figure 5 is a flow chart of an embodiment of a method for repairing a broken wire of the wiring structure of the present invention.
  • the invention also provides a wire break repair method for a wire structure.
  • the routing structure of the disconnection repairing method of the routing structure is the above-mentioned routing structure; as shown in FIG. 5, the disconnection repairing method of the routing structure includes:
  • Step S100 searching for the disconnected shorting bar 10 and the data line 20; in step S200, connecting one end of the repairing line to the disconnected shorting bar 10, and the other end of the repairing line 30 and the already
  • the broken data line 20 is connected such that the data signal of the shorting bar 10 is synchronously transmitted to the data line 20 through the repair line 30.
  • the position of the broken wire is first searched. When the position is found, the broken shorting bar 10 and the data line 20 at the position are respectively repaired.
  • the state in which the insulation intersects is changed to the electrical connection state, forming an alternative circuit of the above-mentioned broken line, by which the data signal is input from one end of the shorting bar 10, and the repair is performed.
  • the line 30 is output from the data line 20, the wire breakage of the substrate is completed, and the product yield is increased.
  • the manner of changing the insulation intersecting state to the electrical connection state may be welding, but is not limited to the welding manner, as long as the repairing circuit 30 can be electrically connected to the shorting bar 10 and the data line 20 instead.
  • the line is fine.
  • step S200 is specifically: connecting the first end of the first metal wire 301 with the broken wire shorting bar 10, and the second end of the second metal wire 302 is disconnected from the second wire
  • the line data line 20 is connected, and the first metal line 301 is connected to the second metal line 302, so that the data signal of the shorting bar 10 is synchronized by the first metal line 301 and the second metal line 302. Transfer to the data line 20.
  • the disconnection position (at the A) is first searched, and when the position is found, the first end of the first metal wire 301 is compared with the The intersection of the broken wire shorting bar 10 insulation (at B1), the second end of the second metal wire 302 and the insulated data line 20 (B3), the first metal wire 301 and the The insulation intersection state of the second metal line 302 insulation intersection (at B2) is changed to an electrical connection state, forming an alternative circuit of the above-mentioned broken line, by which a data signal is input from one end of the shorting bar 10, and The first metal wire 301 and the second metal wire 302 are output from the data line 20, thereby completing the wire break repair of the substrate and increasing the product yield.
  • the first The connection between the metal wire 301 and the second metal wire 302 is soldering. That is, in this embodiment, the first end of the first metal wire 301 is insulated from the broken wire shorting bar 10, the second end of the second metal wire 302 and the broken data are
  • the manner in which the insulation intersection of the first metal wire 301 and the second metal wire 302 at the intersection of the insulation of the wire 20 is changed to the electrical connection state may be welding, but the connection mode of the present invention is not limited to the present embodiment.
  • the welding described in the example may be such that the repair line 30 can be electrically connected to the shorting bar 10 and the data line 20 instead.
  • the embodiment of the present invention repairs the disconnection condition of the liquid crystal display panel by using the above-mentioned wiring structure and the method for repairing the broken line, thereby restoring the display effect of the liquid crystal display panel, increasing the product yield, and the structure of the invention is simple and operates. Simple, shortened repair time and saved production costs.

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  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)

Abstract

La présente invention porte sur une structure de câblage, un panneau d'affichage à cristaux liquides et un procédé de réparation de fil rompu de structure de câblage. La structure de câblage comprend un substrat, de multiples barres (10) courtes disposées sur le substrat, de multiples lignes (20) de données disposées sur le substrat et comportant une extrémité connectée aux barres (10) courtes, et un circuit (30) de réparation disposé sur le substrat. Une extrémité du circuit (30) de réparation intersecte les barres (10) courtes d'une manière isolée, et l'autre extrémité intersecte les lignes (20) de données d'une manière isolée. Après que des signaux de données sont mis en entrée depuis une extrémité des barres (10) courtes, les signaux de données sont délivrés en sortie par l'intermédiaire des lignes (20) de données. Le procédé de réparation de film rompu de structure de câblage comprend : rechercher une barre (10) courte rompue et une ligne (20) de données, connecter une extrémité d'un circuit (30) de réparation à la barre (10) courte rompue et connecter l'autre extrémité du circuit (30) de réparation à la ligne (20) de données rompue. Au moyen de la structure de câblage et du procédé de réparation de fil rompu, un fil rompu d'un panneau d'affichage à cristaux liquides peut être réparé, de telle sorte que l'effet d'affichage du panneau d'affichage à cristaux liquides est restauré, améliorant ainsi le rendement de produit; et le panneau d'affichage à cristaux liquides a une structure simple et est simple et commode en fonctionnement, réduisant ainsi un temps de réparation et économisant un coût de production.
PCT/CN2013/078165 2013-03-21 2013-06-27 Structure de câblage, panneau d'affichage à cristaux liquides et procédé de réparation de fil rompu de structure de câblage Ceased WO2014146372A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201310093856.3 2013-03-21
CN201310093856.3A CN103197479B (zh) 2013-03-21 2013-03-21 走线结构、液晶显示面板及该走线结构的断线修复方法

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Cited By (2)

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Publication number Priority date Publication date Assignee Title
CN114037700A (zh) * 2021-12-31 2022-02-11 成都数联云算科技有限公司 面板缺陷检测方法、装置、电子设备及存储介质
US11514838B2 (en) 2019-11-18 2022-11-29 Hefei Boe Joint Technology Co., Ltd. Gate driving circuit, display device and repair method

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CN103676232A (zh) * 2013-11-25 2014-03-26 深圳市华星光电技术有限公司 走线结构及该走线结构的断路修复方法、液晶面板
US10204938B2 (en) 2016-10-10 2019-02-12 Boe Technology Group Co., Ltd. Display panel, display apparatus, and method of repairing a signal line thereof
CN108732835A (zh) * 2018-05-29 2018-11-02 深圳市华星光电技术有限公司 阵列基板、液晶显示面板及液晶显示面板的光配向方法
CN112505974B (zh) * 2020-12-10 2022-07-22 滁州惠科光电科技有限公司 一种走线结构及液晶显示面板

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US4840459A (en) * 1987-11-03 1989-06-20 General Electric Co. Matrix addressed flat panel liquid crystal display device with dual ended auxiliary repair lines for address line repair
JP2002040105A (ja) * 2000-07-24 2002-02-06 Seiko Epson Corp 電極パターンの検査方法及び液晶装置の製造方法
CN101487963A (zh) * 2009-02-25 2009-07-22 福建华映显示科技有限公司 主动组件数组基板及其方法
CN101930128A (zh) * 2009-06-24 2010-12-29 上海天马微电子有限公司 线路修复结构及其修复方法
CN102023446A (zh) * 2010-10-15 2011-04-20 福建华映显示科技有限公司 显示面板及其讯号线修补方法

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US4840459A (en) * 1987-11-03 1989-06-20 General Electric Co. Matrix addressed flat panel liquid crystal display device with dual ended auxiliary repair lines for address line repair
JP2002040105A (ja) * 2000-07-24 2002-02-06 Seiko Epson Corp 電極パターンの検査方法及び液晶装置の製造方法
CN101487963A (zh) * 2009-02-25 2009-07-22 福建华映显示科技有限公司 主动组件数组基板及其方法
CN101930128A (zh) * 2009-06-24 2010-12-29 上海天马微电子有限公司 线路修复结构及其修复方法
CN102023446A (zh) * 2010-10-15 2011-04-20 福建华映显示科技有限公司 显示面板及其讯号线修补方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11514838B2 (en) 2019-11-18 2022-11-29 Hefei Boe Joint Technology Co., Ltd. Gate driving circuit, display device and repair method
CN114037700A (zh) * 2021-12-31 2022-02-11 成都数联云算科技有限公司 面板缺陷检测方法、装置、电子设备及存储介质

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CN103197479A (zh) 2013-07-10

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