KR100307385B1 - 액정표시장치의구조및그제조방법 - Google Patents
액정표시장치의구조및그제조방법 Download PDFInfo
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- KR100307385B1 KR100307385B1 KR1019970007226A KR19970007226A KR100307385B1 KR 100307385 B1 KR100307385 B1 KR 100307385B1 KR 1019970007226 A KR1019970007226 A KR 1019970007226A KR 19970007226 A KR19970007226 A KR 19970007226A KR 100307385 B1 KR100307385 B1 KR 100307385B1
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- Prior art keywords
- pad
- metal
- gate
- contact hole
- electrode
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- 238000004519 manufacturing process Methods 0.000 title abstract description 16
- 229910052751 metal Inorganic materials 0.000 claims abstract description 55
- 239000002184 metal Substances 0.000 claims abstract description 55
- 238000000034 method Methods 0.000 claims abstract description 32
- 239000000758 substrate Substances 0.000 claims abstract description 29
- 238000000059 patterning Methods 0.000 claims abstract description 8
- 239000004020 conductor Substances 0.000 claims abstract 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 22
- 238000002161 passivation Methods 0.000 claims description 22
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 21
- 229910052804 chromium Inorganic materials 0.000 claims description 21
- 239000011651 chromium Substances 0.000 claims description 21
- 229910052782 aluminium Inorganic materials 0.000 claims description 17
- 239000004973 liquid crystal related substance Substances 0.000 claims description 16
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 13
- 239000011810 insulating material Substances 0.000 claims description 12
- 229910052750 molybdenum Inorganic materials 0.000 claims description 11
- 239000011733 molybdenum Substances 0.000 claims description 11
- 238000000151 deposition Methods 0.000 claims description 10
- 230000001681 protective effect Effects 0.000 claims description 10
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 claims description 5
- 238000001312 dry etching Methods 0.000 claims description 4
- 238000001039 wet etching Methods 0.000 claims description 4
- 239000007769 metal material Substances 0.000 claims 2
- 239000012535 impurity Substances 0.000 abstract description 19
- 238000001704 evaporation Methods 0.000 abstract 4
- 239000012774 insulation material Substances 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 81
- 239000010408 film Substances 0.000 description 34
- 239000004065 semiconductor Substances 0.000 description 33
- 239000000463 material Substances 0.000 description 12
- 229910052581 Si3N4 Inorganic materials 0.000 description 10
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 9
- 238000005530 etching Methods 0.000 description 9
- 229910052814 silicon oxide Inorganic materials 0.000 description 9
- 150000004767 nitrides Chemical class 0.000 description 6
- 239000010409 thin film Substances 0.000 description 6
- 229910000599 Cr alloy Inorganic materials 0.000 description 3
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000000788 chromium alloy Substances 0.000 description 3
- 229910000423 chromium oxide Inorganic materials 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 3
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 238000004544 sputter deposition Methods 0.000 description 3
- GPBUGPUPKAGMDK-UHFFFAOYSA-N azanylidynemolybdenum Chemical compound [Mo]#N GPBUGPUPKAGMDK-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052738 indium Inorganic materials 0.000 description 2
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 229910044991 metal oxide Inorganic materials 0.000 description 2
- 150000004706 metal oxides Chemical class 0.000 description 2
- 229910000476 molybdenum oxide Inorganic materials 0.000 description 2
- PQQKPALAQIIWST-UHFFFAOYSA-N oxomolybdenum Chemical compound [Mo]=O PQQKPALAQIIWST-UHFFFAOYSA-N 0.000 description 2
- 239000011241 protective layer Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- SJKRCWUQJZIWQB-UHFFFAOYSA-N azane;chromium Chemical compound N.[Cr] SJKRCWUQJZIWQB-UHFFFAOYSA-N 0.000 description 1
- CXOWYMLTGOFURZ-UHFFFAOYSA-N azanylidynechromium Chemical compound [Cr]#N CXOWYMLTGOFURZ-UHFFFAOYSA-N 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
Images
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
-
- 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
- G02F1/1345—Conductors connecting electrodes to cell terminals
- G02F1/13458—Terminal pads
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. PN junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/40—Electrodes ; Multistep manufacturing processes therefor
- H01L29/41—Electrodes ; Multistep manufacturing processes therefor characterised by their shape, relative sizes or dispositions
- H01L29/423—Electrodes ; Multistep manufacturing processes therefor characterised by their shape, relative sizes or dispositions not carrying the current to be rectified, amplified or switched
- H01L29/42312—Gate electrodes for field effect devices
- H01L29/42316—Gate electrodes for field effect devices for field-effect transistors
- H01L29/4232—Gate electrodes for field effect devices for field-effect transistors with insulated gate
- H01L29/42384—Gate electrodes for field effect devices for field-effect transistors with insulated gate for thin film field effect transistors, e.g. characterised by the thickness or the shape of the insulator or the dimensions, the shape or the lay-out of the conductor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. PN junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/40—Electrodes ; Multistep manufacturing processes therefor
- H01L29/43—Electrodes ; Multistep manufacturing processes therefor characterised by the materials of which they are formed
- H01L29/49—Metal-insulator-semiconductor electrodes, e.g. gates of MOSFET
- H01L29/4908—Metal-insulator-semiconductor electrodes, e.g. gates of MOSFET for thin film semiconductor, e.g. gate of TFT
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/11—Printed elements for providing electric connections to or between printed circuits
- H05K1/111—Pads for surface mounting, e.g. lay-out
- H05K1/112—Pads for surface mounting, e.g. lay-out directly combined with via connections
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/11—Printed elements for providing electric connections to or between printed circuits
- H05K1/117—Pads along the edge of rigid circuit boards, e.g. for pluggable connectors
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/09—Shape and layout
- H05K2201/09209—Shape and layout details of conductors
- H05K2201/095—Conductive through-holes or vias
- H05K2201/09509—Blind vias, i.e. vias having one side closed
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/09—Shape and layout
- H05K2201/09209—Shape and layout details of conductors
- H05K2201/09654—Shape and layout details of conductors covering at least two types of conductors provided for in H05K2201/09218 - H05K2201/095
- H05K2201/0979—Redundant conductors or connections, i.e. more than one current path between two points
Abstract
Description
Claims (13)
- 기판 위에 제1금속을 증착하고, 패턴하여 제1패드 전극을 형성하는 단계와; 상기 제1패드 전극이 형성된 기판 위에 제2금속을 증착하고 패턴하여 상기 패드 전극 위에 제2패드 전극을 형성하는 단계와; 상기 2차 패드 금속이 형성된 기판 전면에 절연 물질을 증착하여 보호막을 형성하는 단계와; 상기 제2패드 금속을 덮는 보호막의 일부를 제거하여 상기 제2패드 전극의 일부가 노출되도록 패드 콘택 홀을 형성하는 단계와; 상기 패드 콘택 홀을 마스크로 하여 상기 노출된 제2패드 전극을 제거하는 단계와; 상기 보호막 위에 도전 물질을 증착하고 패턴하여 상기 패드 콘택 홀을 통하여 상기 제1패드 전극에 연결된 패드 연결 단자를 형성하는 단계를 포함하는 것을 특징으로 하는 액정 표시 장치 제조 방법.
- 제1항에 있어서, 상기 보호막의 일부를 제거하여 패드 콘택 홀을 형성할 때, 다공의 형상을 갖는 콘택 홀로 형성하고; 상기 콘택 홀을 마스크로 하여 상기 제2패드 전극을 제거하는 것을 특징으로 하는 액정 표시 장치 제조 방법.
- 제1항에 있어서, 상기 제1금속은 알루미늄을 포함하는 것을 특징으로 하는 액정 표시 장치 제조 방법.
- 제1항에 있어서, 상기 제2금속은 크롬 그리고, 몰리브덴을 포함하는 그룹중 선택된 어느 하나를 포함하는 것을 특징으로 하는 액정 표시 장치 제조 방법.
- 제1항에 있어서, 상기 도전 물질은 ITO(Indium-Tin-Oxide)를 포함하는 것을 특징으로 하는 액정 표시 장치 제조 방법.
- 제1항에 있어서, 상기 제2금속으로 상기 제2패드 금속을 형성한 후에, 절연 물질로 게이트 절연막을 더 형성하는 것을 포함하는 것을 특징으로 하는 액정 표시 장치 제조 방법.
- 제1항에 있어서, 상기 보호막을 제거할 때에는 건식 식각 법을 사용하는 것을 특징으로 하는 액정 표시 장치 제조 방법.
- 제1항에 있어서, 상기 제2금속을 제거할 때에는 습식 식각 법을 사용하는 것을 특징으로 하는 액정 표시 장치 제조 방법.
- 기판과; 상기 기판 위에 제1금속으로 형성된 제1패드 전극과; 상기 제1패드 전극의 일부 표면에 제2금속으로 형성된 제2패드 전극과; 상기 제2패드 전극을 덮는 절연 물질로 이루어진 보호막을 구비하고, 상기 보호막에 형성되는 적어도 1개 이상의 콘택 홀을 통하여 상기 제1금속의 표면 및 상기 제2금속의 측면과 접촉된 도전 물질로 이루어진 패드 연결 단자가 상기 보호막 위에 형성되는 구조를 포함하는 것을 특징으로 하는 액정 표시 장치.
- 제9항에 있어서, 상기 제2패드 전극과 상기 보호막 사이에 절연 물질로 이루어진 게이트 절연막을 더 포함하는 것을 특징으로 하는 액정 표시 장치.
- 제9항에 있어서, 상기 제1금속 물질은 알루미늄을 포함하는 것을 특징으로 하는 액정 표시 장치.
- 제9항에 있어서, 상기 제2금속 물질은 크롬 및 몰리브덴을 포함하는 그룹중 선택된 어느 하나인 것을 특징으로 하는 액정 표시 장치.
- 제9항에 있어서, 상기 도전 물질은 ITO(Indium-Tin-Oxide)를 포함하는 것을 특징으로 하는 액정 표시 장치.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019970007226A KR100307385B1 (ko) | 1997-03-05 | 1997-03-05 | 액정표시장치의구조및그제조방법 |
US08/993,195 US6288414B1 (en) | 1997-03-05 | 1997-12-18 | Liquid crystal display and a double layered metal contact |
US09/567,761 US6949417B1 (en) | 1997-03-05 | 2000-05-09 | Liquid crystal display and method of manufacturing the same |
US11/138,897 US7462516B2 (en) | 1997-03-05 | 2005-05-27 | Liquid crystal display and method of manufacturing the same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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KR1019970007226A KR100307385B1 (ko) | 1997-03-05 | 1997-03-05 | 액정표시장치의구조및그제조방법 |
Publications (2)
Publication Number | Publication Date |
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KR19980072407A KR19980072407A (ko) | 1998-11-05 |
KR100307385B1 true KR100307385B1 (ko) | 2001-12-15 |
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KR1019970007226A KR100307385B1 (ko) | 1997-03-05 | 1997-03-05 | 액정표시장치의구조및그제조방법 |
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US (1) | US6288414B1 (ko) |
KR (1) | KR100307385B1 (ko) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7883942B2 (en) | 2002-09-02 | 2011-02-08 | Samsung Electronics Co., Ltd. | Contact structure of semiconductor device, manufacturing method thereof, thin film transistor array panel including contact structure, and manufacturing method thereof |
US8698149B2 (en) | 2011-04-29 | 2014-04-15 | Boe Technology Group Co., Ltd. | Liquid crystal display and array substrate |
US11696473B2 (en) | 2019-03-13 | 2023-07-04 | Samsung Display Co., Ltd. | Display device |
Families Citing this family (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3883641B2 (ja) * | 1997-03-27 | 2007-02-21 | 株式会社半導体エネルギー研究所 | コンタクト構造およびアクティブマトリクス型表示装置 |
KR100471765B1 (ko) * | 1997-07-11 | 2005-07-18 | 삼성전자주식회사 | 단일막게이트라인을갖는박막트랜지스터기판및그제조방법 |
USRE39452E1 (en) | 1998-08-28 | 2007-01-02 | Fujitsu Limited | TFT substrate with low contact resistance and damage resistant terminals |
US6297519B1 (en) | 1998-08-28 | 2001-10-02 | Fujitsu Limited | TFT substrate with low contact resistance and damage resistant terminals |
JP4021104B2 (ja) * | 1999-08-05 | 2007-12-12 | セイコーインスツル株式会社 | バンプ電極を有する半導体装置 |
KR100611042B1 (ko) * | 1999-12-27 | 2006-08-09 | 엘지.필립스 엘시디 주식회사 | 액정 표시장치 제조방법 및 그 제조방법에 따른액정표시장치 |
JP2001257350A (ja) * | 2000-03-08 | 2001-09-21 | Semiconductor Energy Lab Co Ltd | 半導体装置およびその作製方法 |
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CN104185365B (zh) * | 2013-05-23 | 2018-06-26 | 比亚迪股份有限公司 | 一种线路板及其制备方法 |
TWI582967B (zh) * | 2014-04-01 | 2017-05-11 | 鴻海精密工業股份有限公司 | 顯示陣列基板及顯示陣列基板的製造方法 |
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US7883942B2 (en) | 2002-09-02 | 2011-02-08 | Samsung Electronics Co., Ltd. | Contact structure of semiconductor device, manufacturing method thereof, thin film transistor array panel including contact structure, and manufacturing method thereof |
US8698149B2 (en) | 2011-04-29 | 2014-04-15 | Boe Technology Group Co., Ltd. | Liquid crystal display and array substrate |
KR101398094B1 (ko) * | 2011-04-29 | 2014-05-22 | 보에 테크놀로지 그룹 컴퍼니 리미티드 | 액정 디스플레이 및 어레이 기판 |
US11696473B2 (en) | 2019-03-13 | 2023-07-04 | Samsung Display Co., Ltd. | Display device |
Also Published As
Publication number | Publication date |
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KR19980072407A (ko) | 1998-11-05 |
US6288414B1 (en) | 2001-09-11 |
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