JP2019518245A - Tft液晶表示部品及びその製造方法 - Google Patents
Tft液晶表示部品及びその製造方法 Download PDFInfo
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- JP2019518245A JP2019518245A JP2018565358A JP2018565358A JP2019518245A JP 2019518245 A JP2019518245 A JP 2019518245A JP 2018565358 A JP2018565358 A JP 2018565358A JP 2018565358 A JP2018565358 A JP 2018565358A JP 2019518245 A JP2019518245 A JP 2019518245A
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- metal layer
- silicon nitride
- protective film
- nitride protective
- liquid crystal
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 37
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 12
- 229910052751 metal Inorganic materials 0.000 claims abstract description 150
- 239000002184 metal Substances 0.000 claims abstract description 150
- 229910052581 Si3N4 Inorganic materials 0.000 claims abstract description 105
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims abstract description 105
- 239000010408 film Substances 0.000 claims abstract description 91
- 230000001681 protective effect Effects 0.000 claims abstract description 91
- 239000010409 thin film Substances 0.000 claims abstract description 32
- 239000000758 substrate Substances 0.000 claims abstract description 19
- 238000005530 etching Methods 0.000 claims abstract description 17
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 238000000151 deposition Methods 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 6
- 238000000059 patterning Methods 0.000 claims description 6
- 230000008569 process Effects 0.000 claims description 4
- 150000002739 metals Chemical class 0.000 abstract description 7
- 239000010410 layer Substances 0.000 description 87
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 8
- 239000011787 zinc oxide Substances 0.000 description 4
- 230000002950 deficient Effects 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
Classifications
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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
- G02F1/136—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
- G02F1/136286—Wiring, e.g. gate line, drain line
-
- 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
-
- 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
- G02F1/133345—Insulating layers
-
- 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
- G02F1/136204—Arrangements to prevent high voltage or static electricity failures
-
- 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
- G02F1/136227—Through-hole connection of the pixel electrode to the active element through an insulation layer
-
- 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
- G02F1/136286—Wiring, e.g. gate line, drain line
- G02F1/13629—Multilayer wirings
-
- 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
- G02F1/136286—Wiring, e.g. gate line, drain line
- G02F1/136295—Materials; Compositions; Manufacture processes
-
- 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
- G02F1/1368—Active matrix addressed cells in which the switching element is a three-electrode device
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/12—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body
- H01L27/1214—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs
- H01L27/124—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs with a particular composition, shape or layout of the wiring layers specially adapted to the circuit arrangement, e.g. scanning lines in LCD pixel circuits
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Mathematical Physics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Liquid Crystal (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Computer Hardware Design (AREA)
- Manufacturing & Machinery (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
Description
そのため、TFT液晶表示部品における異なる金属層の新しい接続方式を提供することで、金属間の接触インピーダンスを低減し、製品の良品率を向上させる必要がある。
Claims (13)
- 基板、第1金属層、第2金属層及び導電薄膜を含むTFT液晶表示部品であって、
前記第1金属層は前記基板上に設けられ、前記第1金属層上に第1窒化ケイ素保護膜が堆積され、
前記第2金属層は前記第1窒化ケイ素保護膜上に堆積され、前記第2金属層上に第2窒化ケイ素保護膜が堆積され、
前記導電薄膜は前記第2窒化ケイ素保護膜をエッチングして除去した前記第2金属層上に堆積され、前記第2窒化ケイ素保護膜と第1窒化ケイ素保護膜とを貫通する接触孔により前記第1金属層に接続されることで前記第1金属層と第2金属層とを接続して導通させ、
一次パターン化工程により、前記第2窒化ケイ素保護膜及び第1窒化ケイ素保護膜をエッチングして前記第1金属層を露出させる前記接触孔を形成し、第2窒化ケイ素保護膜をエッチングして前記第2金属層を露出させ、前記接触孔は、前記第2窒化ケイ素保護膜と第1窒化ケイ素保護膜とを貫通し、第1金属層及び第2金属層にそれぞれ接触するTFT液晶表示部品。 - 前記第1金属層は走査電極線であり、前記第2金属層は信号電極線である請求項1に記載のTFT液晶表示部品。
- 前記導電薄膜の材質はITOである請求項1に記載のTFT液晶表示部品。
- 基板、第1金属層、第2金属層及び導電薄膜を含むTFT液晶表示部品であって、
前記第1金属層は前記基板上に設けられ、前記第1金属層上に第1窒化ケイ素保護膜が堆積され、
前記第2金属層は前記第1窒化ケイ素保護膜上に堆積され、前記第2金属層上に第2窒化ケイ素保護膜が堆積され、
前記導電薄膜は前記第2窒化ケイ素保護膜をエッチングして除去した前記第2金属層上に堆積され、前記第2窒化ケイ素保護膜と第1窒化ケイ素保護膜とを貫通する接触孔により前記第1金属層に接続されることで前記第1金属層と第2金属層とを接続して導通させるTFT液晶表示部品。 - 前記接触孔は、前記第2窒化ケイ素保護膜と第1窒化ケイ素保護膜とを貫通し、第1金属層及び第2金属層にそれぞれ接触する請求項4に記載のTFT液晶表示部品。
- 一次パターン化工程により、前記第2窒化ケイ素保護膜及び第1窒化ケイ素保護膜をエッチングして前記第1金属層を露出させる前記接触孔を形成し、第2窒化ケイ素保護膜をエッチングして前記第2金属層を露出させる請求項4に記載のTFT液晶表示部品。
- 前記第1金属層は走査電極線であり、前記第2金属層は信号電極線である請求項4に記載のTFT液晶表示部品。
- 前記導電薄膜の材質はITOである請求項4に記載のTFT液晶表示部品。
- 請求項4に記載のTFT液晶表示部品の製造方法であって、
1)基板上に設けられた第1金属層上に第1窒化ケイ素保護膜を堆積することと、
2)前記第1窒化ケイ素保護膜上に第2金属層及び第2窒化ケイ素保護膜を順次に堆積することと、
3)前記第2窒化ケイ素保護膜をエッチングして除去した前記第2金属層上、及び、前記第2窒化ケイ素保護膜と第1窒化ケイ素保護膜とを貫通する接触孔に導電薄膜を堆積することにより、前記第1金属層と第2金属層とを接続して導通させることと、
を含むTFT液晶表示部品の製造方法。 - 前記接触孔は、前記第2窒化ケイ素保護膜と第1窒化ケイ素保護膜とを貫通し、第1金属層及び第2金属層にそれぞれ接触する請求項9に記載のTFT液晶表示部品の製造方法。
- 一次パターン化工程により、前記第2窒化ケイ素保護膜及び第1窒化ケイ素保護膜をエッチングして前記第1金属層を露出させる前記接触孔を形成し、第2窒化ケイ素保護膜をエッチングして前記第2金属層を露出させる請求項9に記載のTFT液晶表示部品の製造方法。
- 前記第1金属層は走査電極線であり、前記第2金属層は信号電極線である請求項9に記載のTFT液晶表示部品の製造方法。
- 前記導電薄膜の材質はITOである請求項9に記載のTFT液晶表示部品の製造方法。
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CN201610539705.X | 2016-07-08 | ||
CN201610539705.XA CN106200170A (zh) | 2016-07-08 | 2016-07-08 | Tft液晶显示器件及其制作方法 |
PCT/CN2016/093066 WO2018006457A1 (zh) | 2016-07-08 | 2016-08-03 | Tft液晶显示器件及其制作方法 |
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US (1) | US9864247B1 (ja) |
EP (1) | EP3483649B1 (ja) |
JP (1) | JP6732965B2 (ja) |
KR (1) | KR20190025020A (ja) |
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CN109192762B (zh) * | 2018-09-06 | 2021-01-15 | 京东方科技集团股份有限公司 | 显示基板及其制造方法、显示装置 |
CN109976055B (zh) * | 2019-03-28 | 2022-09-20 | 惠科股份有限公司 | 显示面板及显示面板的制作方法 |
CN112542086B (zh) * | 2019-09-23 | 2023-03-31 | 上海和辉光电股份有限公司 | 显示面板及显示装置 |
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KR100244449B1 (ko) * | 1997-02-11 | 2000-02-01 | 구본준 | 박막 트랜지스터 검사용 단락 배선을 갖는 액정 표시 장치와 그 제조 방법(liquid crystal display having shorting bar for testing tft and method for manufacturing the same) |
US6259119B1 (en) * | 1997-12-18 | 2001-07-10 | Lg. Philips Lcd Co, Ltd. | Liquid crystal display and method of manufacturing the same |
US7336336B2 (en) * | 2003-10-14 | 2008-02-26 | Lg. Philips Co. Ltd. | Thin film transistor array substrate, method of fabricating the same, liquid crystal display panel having the same and fabricating method thereof |
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CN104570446B (zh) * | 2015-01-15 | 2017-06-06 | 京东方科技集团股份有限公司 | 一种触控显示面板及其控制方法 |
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- 2016-08-03 JP JP2018565358A patent/JP6732965B2/ja active Active
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- 2016-08-03 EP EP16907961.3A patent/EP3483649B1/en active Active
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US20180011381A1 (en) | 2018-01-11 |
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EP3483649A4 (en) | 2020-02-12 |
CN106200170A (zh) | 2016-12-07 |
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