KR100683142B1 - 박막트랜지스터-액정표시장치의 제조방법 - Google Patents
박막트랜지스터-액정표시장치의 제조방법 Download PDFInfo
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- KR100683142B1 KR100683142B1 KR1020000068987A KR20000068987A KR100683142B1 KR 100683142 B1 KR100683142 B1 KR 100683142B1 KR 1020000068987 A KR1020000068987 A KR 1020000068987A KR 20000068987 A KR20000068987 A KR 20000068987A KR 100683142 B1 KR100683142 B1 KR 100683142B1
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- South Korea
- Prior art keywords
- gate
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 15
- 239000010409 thin film Substances 0.000 title claims abstract description 15
- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 14
- 239000010410 layer Substances 0.000 claims abstract description 51
- 229910021417 amorphous silicon Inorganic materials 0.000 claims abstract description 49
- 238000000034 method Methods 0.000 claims abstract description 29
- 239000010408 film Substances 0.000 claims abstract description 16
- 239000011241 protective layer Substances 0.000 claims abstract description 13
- 239000000758 substrate Substances 0.000 claims abstract description 10
- 239000011521 glass Substances 0.000 claims abstract description 9
- 238000000059 patterning Methods 0.000 claims abstract description 7
- 229910052751 metal Inorganic materials 0.000 claims abstract description 6
- 239000002184 metal Substances 0.000 claims abstract description 6
- 239000002356 single layer Substances 0.000 claims description 8
- 229910052814 silicon oxide Inorganic materials 0.000 claims description 6
- 238000009832 plasma treatment Methods 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims 2
- 229910052681 coesite Inorganic materials 0.000 claims 1
- 229910052906 cristobalite Inorganic materials 0.000 claims 1
- 239000000377 silicon dioxide Substances 0.000 claims 1
- 235000012239 silicon dioxide Nutrition 0.000 claims 1
- 229910052682 stishovite Inorganic materials 0.000 claims 1
- 229910052905 tridymite Inorganic materials 0.000 claims 1
- 230000015572 biosynthetic process Effects 0.000 description 5
- 229910004298 SiO 2 Inorganic materials 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 229910004541 SiN Inorganic materials 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
- 238000002161 passivation Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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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
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/60—Insulated-gate field-effect transistors [IGFET]
- H10D30/67—Thin-film transistors [TFT]
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F71/00—Manufacture or treatment of devices covered by this subclass
- H10F71/138—Manufacture of transparent electrodes, e.g. transparent conductive oxides [TCO] or indium tin oxide [ITO] electrodes
- H10F71/1385—Etching transparent electrodes
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Liquid Crystal (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Thin Film Transistor (AREA)
Abstract
Description
Claims (11)
- 투명한 글래스기판상에 금속막을 증착하고 동일한 마스크를 사용하여 게이트전극을 포함하는 게이트신호선과 소오스/드레인전극을 포함하는 데이터신호선을 형성하되 상기 데이터신호선을 연결되게 형성하고 상기 게이트신호선은 상기 데이터신호선과 수직되어 교차하는 부분에서 단락되게 형성하는 단계와,상기 투명한 글래스기판 상에 상기 게이트전극과 상기 소오스/드레인전극을 덮도록 게이트절연막을 형성하고 패터닝하여 상기 소오스/드레인전극을 노출시키면서 상기 게이트신호선의 상기 데이터신호선 양측의 단락된 부분을 노출시키는 단계와;상기 게이트절연막 상에 상기 노출된 소오스/드레인전극과 상기 노출된 게이트신호선과 접촉되도록 ITO를 적층하고 패터닝하여 상기 드레인전극과 접촉되는 화소전극을 형성하면서 상기 게이트신호선의 단락된 부분을 전기적으로 연결하는 단계;상기 게이트절연막과 상기 화소전극 상에 비정질실리콘(a-Si)층과 보호층을 형성하는 단계로 이루어진 것을 특징으로 하는 박막트랜지스터-액정표시장치의 제조방법.
- 제 1항에 있어서, 상기 게이트전극과 상기 소오스/드레인전극을 동시에 형성하는 것을 특징으로 하는 박막트랜지스터-액정표시장치의 제조방법.
- 제 1항 또는 제 2항에 있어서, 상기 게이트전극과 상기 소오스/드레인전극을 Mo,MoW의 단층구조로 형성하는 것을 특징으로 하는 박막트랜지스터-액정표시장치의 제조방법.
- 제 1항 또는 제 2항에 있어서, 상기 게이트전극과 상기 소오스/드레인전극을 상부 Mo/하부 Al, Mo/Al/Mo의 다층구조로 형성되는 것을 특징으로 하는 박막트랜지스터-액정표시장치의 제조방법.
- 제 1항에 있어서, 상기 화소전극과 상기 비정질실리콘(a-Si)층을 PH3 플라즈마처리하여 오믹접촉되도록 하는 것을 특징으로 하는 박막트랜지스터-액정표시장치의 제조방법.
- 제 1항에 있어서, 상기 화소전극을 상기 소오스/드레인의 오믹접촉영역에 패터닝되도록 하여 상기 비정질실리콘(a-Si)층과 오믹접촉층으로 적용되는 것을 특징으로 하는 박막트랜지스터-액정표시장치의 제조방법.
- 제 1항에 있어서, 상기 게이트절연막을 SiN, SiON의 단층구조로 형성하는 것을 특징으로 하는 박막트랜지스터-액정표시장치의 제조방법.
- 제 1항에 있어서, 상기 게이트절연막을 SiN/SiON, SiN/SiO2의 다층구조로 형성하는 것을 특징으로 하는 박막트랜지스터-액정표시장치의 제조방법.
- 삭제
- 삭제
- 제 1항에 있어서, 상기 비정질실리콘(a-Si)층과 상기 보호층을 연속하여 성막하는 것을 특징으로 하는 박막트랜지스터-액정표시장치의 제조방법.
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KR1020000068987A KR100683142B1 (ko) | 2000-11-20 | 2000-11-20 | 박막트랜지스터-액정표시장치의 제조방법 |
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KR1020000068987A KR100683142B1 (ko) | 2000-11-20 | 2000-11-20 | 박막트랜지스터-액정표시장치의 제조방법 |
Publications (2)
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KR20020039088A KR20020039088A (ko) | 2002-05-25 |
KR100683142B1 true KR100683142B1 (ko) | 2007-02-15 |
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KR1020000068987A Expired - Lifetime KR100683142B1 (ko) | 2000-11-20 | 2000-11-20 | 박막트랜지스터-액정표시장치의 제조방법 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8866136B2 (en) | 2009-12-02 | 2014-10-21 | Samsung Electronics Co., Ltd. | Transistor, method of manufacturing the transistor and electronic device including the transistor |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR19990037983A (ko) * | 1997-11-01 | 1999-06-05 | 구자홍 | 박막트랜지스터 및 그의 제조방법 |
KR20000021352A (ko) * | 1998-09-28 | 2000-04-25 | 김영환 | 액정 표시 장치 및 그 제조방법 |
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2000
- 2000-11-20 KR KR1020000068987A patent/KR100683142B1/ko not_active Expired - Lifetime
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR19990037983A (ko) * | 1997-11-01 | 1999-06-05 | 구자홍 | 박막트랜지스터 및 그의 제조방법 |
KR20000021352A (ko) * | 1998-09-28 | 2000-04-25 | 김영환 | 액정 표시 장치 및 그 제조방법 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8866136B2 (en) | 2009-12-02 | 2014-10-21 | Samsung Electronics Co., Ltd. | Transistor, method of manufacturing the transistor and electronic device including the transistor |
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KR20020039088A (ko) | 2002-05-25 |
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