KR100897720B1 - 액정표시장치의 제조방법 - Google Patents
액정표시장치의 제조방법 Download PDFInfo
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- KR100897720B1 KR100897720B1 KR1020020074304A KR20020074304A KR100897720B1 KR 100897720 B1 KR100897720 B1 KR 100897720B1 KR 1020020074304 A KR1020020074304 A KR 1020020074304A KR 20020074304 A KR20020074304 A KR 20020074304A KR 100897720 B1 KR100897720 B1 KR 100897720B1
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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
- G02F1/1368—Active matrix addressed cells in which the switching element is a three-electrode device
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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
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02436—Intermediate layers between substrates and deposited layers
- H01L21/02494—Structure
- H01L21/02496—Layer structure
- H01L21/02502—Layer structure consisting of two layers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/027—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34
- H01L21/0271—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising organic layers
- H01L21/0273—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising organic layers characterised by the treatment of photoresist layers
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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
- G02F1/136295—Materials; Compositions; Manufacture processes
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Nonlinear Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Optics & Photonics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Power Engineering (AREA)
- Thin Film Transistor (AREA)
Abstract
Description
Claims (6)
- 삭제
- 삭제
- 기판 상에 제 1마스크로 게이트 전극 및 게이트 라인이 형성되는 단계와,상기 게이트 전극 및 게이트 라인 위에 절연층과, 진성 반도체층과, 불순물 반도체층과, 구리층이 적층되는 단계와,제 2마스크에 의해 상기 구리층과 불순물 반도체가 식각되어, 데이터 라인과 소스/ 드레인 전극이 형성되고, 그 위에 보호층이 형성되는 단계와,제 3마스크에 의해 상기 보호층이 식각되어 드레인콘택홀을 형성되고 그 위에 투명전극을 증착되는 단계와,제 4마스크를 이용하여 상기 투명전극을 패터닝하여 상기 드레인콘택홀을 통해 상기 드레인 전극과 전기적으로 연결되는 화소전극이 형성되는 단계가 포함되고,상기 제 2마스크에 의해 상기 구리층과 불순물 반도체가 식각되어, 소스/ 드레인 전극을 형성함에 있어서,상기 소스/ 드레인 전극 및 채널이 형성되는 영역에 포토레지스터가 도포되는 단계와,상기 도포된 포토레지스터 외부 영역에 형성된 구리층이 습식 식각 공정에 의해 제거되는 단계와,상기 제거된 구리층 하부에 형성된 불순물 반도체층과 진성 반도체층이 건식 식각 공정에 의해 제거되는 단계와,상기 채널이 형성되는 영역에 형성된 포토레지스터가 애싱 공정에 의해 제거되는 단계와,상기 애싱 공정에 의해 포토레지스터가 제거되는 영역 하부에 위치한 구리층이 습식 식각 공정에 의해 제거되어 좌, 우 양측으로 소스/ 드레인 전극이 형성되는 단계와,상기 습식 공정에 의해 제거되는 구리층 하부에 형성된 불순물 반도체층이 건식 식각 공정에 의해 제거되어 채널이 형성되는 단계를 포함하는 것을 특징으로 하는 액정표시장치의 제조방법.
- 삭제
- 삭제
- 제 3항에 있어서,상기 도포되는 포토레지스트에 있어서 상기 채널이 형성되는 영역에 대한 포토레지스트의 두께가 상기 채널의 미형성영역에 대한 포토레지스트의 두께보다 얇게 형성되는 것을 특징으로 하는 액정표시장치의 제조 방법.
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KR20040046384A KR20040046384A (ko) | 2004-06-05 |
KR100897720B1 true KR100897720B1 (ko) | 2009-05-15 |
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Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
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KR101274684B1 (ko) * | 2006-08-03 | 2013-06-12 | 엘지디스플레이 주식회사 | 액정표시장치 및 그의 제조방법 |
KR101327851B1 (ko) * | 2007-02-07 | 2013-11-12 | 엘지디스플레이 주식회사 | 구리배선 형성방법 및 이를 이용한 액정표시장치의제조방법 |
KR101373735B1 (ko) | 2007-02-22 | 2014-03-14 | 삼성디스플레이 주식회사 | 신호선의 제조 방법, 박막 트랜지스터 표시판 및 그의 제조방법 |
KR101010479B1 (ko) * | 2010-06-01 | 2011-01-21 | 권오원 | 강도 조절이 가능한 하체 운동 기구 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20010029818A (ko) * | 1999-06-23 | 2001-04-16 | 아베 아키라 | 박막트랜지스터와 그 제조방법 |
JP2001324725A (ja) * | 2000-05-12 | 2001-11-22 | Hitachi Ltd | 液晶表示装置およびその製造方法 |
KR20020043740A (ko) * | 2000-12-04 | 2002-06-12 | 구본준, 론 위라하디락사 | 액정표시장치용 어레이기판과 그 제조방법 |
KR20020085236A (ko) * | 2001-05-07 | 2002-11-16 | 주식회사 현대 디스플레이 테크놀로지 | 액티브 매트릭스형 액정표시소자의 제조방법 |
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- 2002-11-27 KR KR1020020074304A patent/KR100897720B1/ko active IP Right Grant
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20010029818A (ko) * | 1999-06-23 | 2001-04-16 | 아베 아키라 | 박막트랜지스터와 그 제조방법 |
JP2001324725A (ja) * | 2000-05-12 | 2001-11-22 | Hitachi Ltd | 液晶表示装置およびその製造方法 |
KR20020043740A (ko) * | 2000-12-04 | 2002-06-12 | 구본준, 론 위라하디락사 | 액정표시장치용 어레이기판과 그 제조방법 |
KR20020085236A (ko) * | 2001-05-07 | 2002-11-16 | 주식회사 현대 디스플레이 테크놀로지 | 액티브 매트릭스형 액정표시소자의 제조방법 |
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