KR100436181B1 - 액정표시장치용 어레이기판 제조방법 - Google Patents
액정표시장치용 어레이기판 제조방법 Download PDFInfo
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- KR100436181B1 KR100436181B1 KR10-2002-0020724A KR20020020724A KR100436181B1 KR 100436181 B1 KR100436181 B1 KR 100436181B1 KR 20020020724 A KR20020020724 A KR 20020020724A KR 100436181 B1 KR100436181 B1 KR 100436181B1
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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
- G02F1/1333—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
-
- 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
- G02F1/136—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
- G02F1/136231—Active matrix addressed cells for reducing the number of lithographic steps
- G02F1/136236—Active matrix addressed cells for reducing the number of lithographic steps using a grey or half tone lithographic process
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Liquid Crystal (AREA)
- Thin Film Transistor (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
Description
Claims (11)
- 기판 상에 스위칭 영역과 화소 영역과 데이터 영역과 스토리지 영역을 정의하는 단계와;상기 기판 상에 제 1 마스크 공정으로, 끝단에 게이트 패드를 포함하는 게이트 배선과, 게이트 배선에서 소정면적 돌출된 게이트 전극을 형성하는 단계와;상기 게이트 배선과 게이트 패드가 형성된 기판의 전면에 제 1 절연막과 순수 비정질 실리콘층(a-Si:H)과 불순물 비정질 실리콘층(n+a-Si:H)과 제 2 금속층과 PR층을 형성하는 단계와;상기 PR층이 형성된 기판의 상부에 투과영역과 차단영역과 반투과 영역으로 구성된 마스크를 위치시키고, 상기 반투과영역은 상기 스위칭 영역의 중앙에 대응하여 위치하도록 하는 단계와;상기 마스크를 통한 노광공정과 현상공정을 진행하여, 상기 화소영역과 데이터 영역과 스위칭 영역과 스토리지 영역의 상부에 포토레지스트 패턴을 형성하되, 상기 스위칭 영역의 상부에는 서로 다른 두께의 포토레지스트 패턴을 형성하는 단계와;상기 포토레지스터 패턴 사이로 노출된 제 2 금속층과, 하부의 불순물 비정질 실리콘층과 순수 비정질 실리콘층과 제 1 절연막을 순차적으로 식각하여, 상기 스위칭 영역에는 소스/드레인 전극패턴과, 상기 데이터 영역에는 일 끝단에 데이터 패드를 포함하는 데이터 배선과, 상기 스토리지 영역에는 아일랜드 형상의 금속패턴과, 상기 소스/드레인 전극패턴의 하부에는 액티브층과 오믹콘택층을 형성하는 동시에 상기 게이트 패드전극을 노출하는 단계와;상기 포토레지스트 패턴 중 상기 스위칭 영역상부에 서로 다른 두께로 남겨진 포토레지스트 패턴 중 얇은 부분을 제거하여 하부의 소스/드레인전극패턴의 일부를 노출하는 단계와;상기 노출된 소스/드레인 전극패턴과 그 하부의 불순물 비정질 실리콘층을 식각하여, 서로 이격된 소스전극과 드레인 전극을 형성한 후, 포토레지스트 패턴을 제거하는 단계와;상기 소스 전극과 드레인 전극이 형성된 기판의 전면에 투명 도전성 금속층을 형성한 후 제 3 마스크 공정으로 패턴하여, 상기 게이트 패드전극과 접촉하는 게이트 패드 전극단자와, 상기 드레인 전극과 접촉하면서 상기 금속패턴과 접촉하는 화소전극과, 상기 데이터 패드 전극과 접촉하는 데이터 패드 전극단자를 형성하는 단계와;상기 화소전극과 게이트 패드 전극단자와 데이터 패드 전극단자가 형성된 기판의 전면에 제 3 절연막인 무기절연막을 증착하는 단계와;상기 제 3 절연막이 형성된 기판 중 상기 게이트 패드전극과 데이터 패드전극이 위치하는 영역을 제외한 영역에만 투명한 유기막을 형성하는 단계와;상기 투명한 유기막 사이로 노출된 제 3 절연막을 식각하여, 상기 게이트 패드 전극단자와 데이터 패드 전극단자를 노출하는 단계를포함하는 액정표시장치용 어레이기판 제조방법.
- 제 1 항에 있어서,상기 게이트 배선과 게이트 패드전극과 게이트 전극은 알루미늄을 포함한 이중금속층인 액정표시장치용 어레이기판 제조방법.
- 제 1 항에 있어서,상기 액티브층과 오믹콘택층은 상기 데이터배선과 데이터 패드의 하부로 연장형성된 액정표시장치용 어레이기판 제조방법.
- 제 1 항에 있어서,상기 마스크에 구성되는 반투과영역은 다수의 슬릿이 구성된 액정표시장치용 어레이기판 제조방법
- 제 1 항에 있어서,상기 포토레지스트는 현상 공정 중 노광된 부분이 제거되는 특성을 가진 포지티브형인 액정표시장치용 어레이기판 제조방법.
- 제 1 항에 있어서,상기 무기 절연막은 질화 실리콘(SiNX)인 액정표시장치용 어레이기판 제조방법.
- 제 6 항에 있어서,상기 무기 절연막은 300℃에서 500Å~1000Å의 두께로 증착된 액정표시장치용 어레이기판 제조방법.
- 제 1 항에 있어서,상기 투명한 유기막은 프린팅 방식으로 형성되는 액정표시장치용 어레이기판 제조방법.
- 제 8 항에 있어서,상기 투명 유기막은 폴리 이미드인 액정표시장치용 어레기판 제조방법.
- 제 1 항에 있어서,상기 금속층은 크롬(Cr), 몰리브덴(Mo), 텅스텐(W), 탄탈륨(Ta)등을 포함하는 도전성 금속그룹 중 선택된 하나로 형성하는 액정표시장치용 어레이기판 제조방법.
- 제 1 항에 있어서,상기 소스/드레인전극 패턴과 그 하부의 불순물 비정질 실리콘층은 건식식각으로 일괄 식각하거나, 습식식각과 건식식각을 순차적으로 진행하여 식각하는 액정표시장치용 어레이기판 제조방법.
Priority Applications (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2002-0020724A KR100436181B1 (ko) | 2002-04-16 | 2002-04-16 | 액정표시장치용 어레이기판 제조방법 |
| GB0307997A GB2387707B (en) | 2002-04-16 | 2003-04-07 | Manufacturing method of array substrate for liquid crystal display device |
| FR0304547A FR2838562B1 (fr) | 2002-04-16 | 2003-04-11 | Procede de fabrication d'un substrat de matrice d'un dispositif d'affichage a cristaux liquides |
| CNB031098274A CN100383646C (zh) | 2002-04-16 | 2003-04-11 | 液晶显示装置阵列基板的制造方法 |
| TW092108342A TWI226502B (en) | 2002-04-16 | 2003-04-11 | Manufacturing method of array substrate for liquid crystal display device |
| US10/412,321 US7199846B2 (en) | 2002-04-16 | 2003-04-14 | Method of manufacturing array substrate for liquid crystal display device |
| JP2003111255A JP4710026B2 (ja) | 2002-04-16 | 2003-04-16 | 液晶表示装置用アレー基板製造方法 |
| DE10317627A DE10317627B4 (de) | 2002-04-16 | 2003-04-16 | Verfahren zur Herstellung eines Matrixsubstrats für eine Flüssigkristallanzeigevorrichtung |
| US11/643,977 US7609331B2 (en) | 2002-04-16 | 2006-12-22 | Method of manufacturing array substrate for liquid crystal display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2002-0020724A KR100436181B1 (ko) | 2002-04-16 | 2002-04-16 | 액정표시장치용 어레이기판 제조방법 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20030082144A KR20030082144A (ko) | 2003-10-22 |
| KR100436181B1 true KR100436181B1 (ko) | 2004-06-12 |
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| JP (1) | JP4710026B2 (ko) |
| KR (1) | KR100436181B1 (ko) |
| CN (1) | CN100383646C (ko) |
| DE (1) | DE10317627B4 (ko) |
| FR (1) | FR2838562B1 (ko) |
| GB (1) | GB2387707B (ko) |
| TW (1) | TWI226502B (ko) |
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| KR20170057225A (ko) * | 2015-09-28 | 2017-05-24 | 보에 테크놀로지 그룹 컴퍼니 리미티드 | 어레이 기판, 제조 방법, 및 대응하는 디스플레이 패널과 전자 디바이스 |
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| US7688417B2 (en) | 2004-12-17 | 2010-03-30 | Samsung Electronics Co., Ltd. | Thin film transistor array panel and method for manufacturing the same |
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| US7501297B2 (en) | 2005-01-20 | 2009-03-10 | Samsung Electronics Co., Ltd. | Thin film transistor array panel and manufacturing method thereof |
| KR20170057225A (ko) * | 2015-09-28 | 2017-05-24 | 보에 테크놀로지 그룹 컴퍼니 리미티드 | 어레이 기판, 제조 방법, 및 대응하는 디스플레이 패널과 전자 디바이스 |
| KR102011315B1 (ko) * | 2015-09-28 | 2019-08-16 | 보에 테크놀로지 그룹 컴퍼니 리미티드 | 어레이 기판, 제조 방법, 및 대응하는 디스플레이 패널과 전자 디바이스 |
| US10598995B2 (en) | 2015-09-28 | 2020-03-24 | Boe Technology Group Co., Ltd. | Array substrate, fabrication method, and corresponding display panel and electronic device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100383646C (zh) | 2008-04-23 |
| CN1452002A (zh) | 2003-10-29 |
| GB2387707A (en) | 2003-10-22 |
| US7609331B2 (en) | 2009-10-27 |
| DE10317627A1 (de) | 2003-10-30 |
| GB0307997D0 (en) | 2003-05-14 |
| JP2003347314A (ja) | 2003-12-05 |
| FR2838562A1 (fr) | 2003-10-17 |
| US7199846B2 (en) | 2007-04-03 |
| DE10317627B4 (de) | 2010-03-04 |
| FR2838562B1 (fr) | 2007-08-31 |
| US20030193626A1 (en) | 2003-10-16 |
| TWI226502B (en) | 2005-01-11 |
| TW200305763A (en) | 2003-11-01 |
| US20070132903A1 (en) | 2007-06-14 |
| KR20030082144A (ko) | 2003-10-22 |
| JP4710026B2 (ja) | 2011-06-29 |
| GB2387707B (en) | 2004-06-02 |
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