KR20040013209A - 박막트랜지스터 액정표시장치의 제조방법 - Google Patents
박막트랜지스터 액정표시장치의 제조방법 Download PDFInfo
- Publication number
- KR20040013209A KR20040013209A KR1020020046038A KR20020046038A KR20040013209A KR 20040013209 A KR20040013209 A KR 20040013209A KR 1020020046038 A KR1020020046038 A KR 1020020046038A KR 20020046038 A KR20020046038 A KR 20020046038A KR 20040013209 A KR20040013209 A KR 20040013209A
- Authority
- KR
- South Korea
- Prior art keywords
- film
- gate
- forming
- thin film
- film transistor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 43
- 239000010409 thin film Substances 0.000 title claims abstract description 24
- 239000004973 liquid crystal related substance Substances 0.000 title abstract description 15
- 238000004519 manufacturing process Methods 0.000 title abstract description 15
- 239000010408 film Substances 0.000 claims abstract description 89
- 229910052751 metal Inorganic materials 0.000 claims abstract description 60
- 239000002184 metal Substances 0.000 claims abstract description 60
- 239000000758 substrate Substances 0.000 claims abstract description 24
- 229910021417 amorphous silicon Inorganic materials 0.000 claims abstract description 19
- 238000000151 deposition Methods 0.000 claims abstract description 14
- 238000009713 electroplating Methods 0.000 claims abstract description 9
- 238000002161 passivation Methods 0.000 claims abstract description 8
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 7
- 238000000059 patterning Methods 0.000 claims abstract description 7
- 238000005530 etching Methods 0.000 claims abstract description 6
- 230000001681 protective effect Effects 0.000 claims abstract description 6
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 3
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 3
- 229910052804 chromium Inorganic materials 0.000 claims description 3
- 239000011651 chromium Substances 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 229910052750 molybdenum Inorganic materials 0.000 claims description 3
- 239000011733 molybdenum Substances 0.000 claims description 3
- 229910052709 silver Inorganic materials 0.000 claims description 3
- 239000004332 silver Substances 0.000 claims description 3
- 229920002120 photoresistant polymer Polymers 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- YVTHLONGBIQYBO-UHFFFAOYSA-N zinc indium(3+) oxygen(2-) Chemical compound [O--].[Zn++].[In+3] YVTHLONGBIQYBO-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
-
- 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
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D86/00—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates
- H10D86/40—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (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)
- Liquid Crystal (AREA)
Abstract
Description
Claims (3)
- 투명성 절연기판 상에 게이트용 금속막을 형성하는 단계;상기 게이트용 금속막을 패터닝하여 게이트 전극을 포함한 게이트 라인을 형성하는 단계;상기 게이트 전극을 덮도록 상기 기판 상에 게이트 절연막을 증착하는 단계;상기 게이트 절연막 상에 a-Si막과 n+ a-si막을 차례로 증착하는 단계;상기 n+ a-si막과 a-si막을 패터닝하여 채널층을 형성하는 단계;상기 채널층을 포함한 게이트 절연막 상에 투명 금속막을 증착하는 단계;상기 투명 금속막을 패터닝하여 화소전극을 형성함과 동시에 소오소/드레인 전극을 형성하면서 채널 영역 상의 n+ a-Si막 부분을 식각하여 박막트랜지스터를 형성하고, 데이터 라인 형성 영역 상에 투명 금속막 패턴을 형성하는 단계;상기 단계까지의 기판 결과물 상에 보호막을 증착하는 단계;상기 보호막을 식각하여 박막트랜지스터의 소오스 전극 및 투명 금속막 패턴을 노출시키는 트렌치를 형성하는 단계; 및상기 트렌치에 의해 노출된 박막트랜지스터의 소오스 전극 및 투명 금속막 패턴 상에 저저항 금속을 전기도금하여 데이터 라인을 형성하는 단계를 포함하는 것을 특징으로 하는 박막트랜지스터 액정표시장치의 제조방법.
- 제 1 항에 있어서, 상기 저저항 금속은 구리, 은, 크롬, 몰리브덴으로 이루어진 그룹중 하나를 선택하는 것을 특징으로 하는 박막트랜지스터 액정표시장치의 제조방법.
- 제 1 항에 있어서, 상기 데이터 라인을 형성하는 단계 후,상기 저저항 금속으로 이루어진 데이터 라인 표면 상에 전기도금으로 금속 보호막을 형성하는 단계를 더 포함하는 것을 특징으로 하는 박막트랜지스터 액정표시장치의 제조방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020020046038A KR100867471B1 (ko) | 2002-08-05 | 2002-08-05 | 박막트랜지스터 액정표시장치의 제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020020046038A KR100867471B1 (ko) | 2002-08-05 | 2002-08-05 | 박막트랜지스터 액정표시장치의 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20040013209A true KR20040013209A (ko) | 2004-02-14 |
KR100867471B1 KR100867471B1 (ko) | 2008-11-06 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020020046038A Expired - Lifetime KR100867471B1 (ko) | 2002-08-05 | 2002-08-05 | 박막트랜지스터 액정표시장치의 제조방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100867471B1 (ko) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100789090B1 (ko) * | 2002-12-30 | 2007-12-26 | 엘지.필립스 엘시디 주식회사 | 액정표시장치 제조방법 |
KR101011503B1 (ko) * | 2008-05-15 | 2011-01-31 | 유인상 | 컨테이너 백 제조방법 및 컨테이너 백 구조 |
KR20130020546A (ko) * | 2011-08-19 | 2013-02-27 | 엘지디스플레이 주식회사 | 표시장치용 어레이 기판 및 그의 제조방법 |
CN107658228A (zh) * | 2017-10-11 | 2018-02-02 | 京东方科技集团股份有限公司 | 一种薄膜晶体管及制备方法、阵列基板和显示面板 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100690001B1 (ko) * | 2000-02-21 | 2007-03-08 | 엘지.필립스 엘시디 주식회사 | 액정표시소자 및 그 제조방법 |
KR100674236B1 (ko) * | 2000-12-28 | 2007-01-25 | 비오이 하이디스 테크놀로지 주식회사 | 프린지필드구동 액정표시장치의 제조방법 |
-
2002
- 2002-08-05 KR KR1020020046038A patent/KR100867471B1/ko not_active Expired - Lifetime
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100789090B1 (ko) * | 2002-12-30 | 2007-12-26 | 엘지.필립스 엘시디 주식회사 | 액정표시장치 제조방법 |
KR101011503B1 (ko) * | 2008-05-15 | 2011-01-31 | 유인상 | 컨테이너 백 제조방법 및 컨테이너 백 구조 |
KR20130020546A (ko) * | 2011-08-19 | 2013-02-27 | 엘지디스플레이 주식회사 | 표시장치용 어레이 기판 및 그의 제조방법 |
CN107658228A (zh) * | 2017-10-11 | 2018-02-02 | 京东方科技集团股份有限公司 | 一种薄膜晶体管及制备方法、阵列基板和显示面板 |
Also Published As
Publication number | Publication date |
---|---|
KR100867471B1 (ko) | 2008-11-06 |
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