KR100359022B1 - 폴리실리콘형 박막트랜지스터 제조 방법 - Google Patents
폴리실리콘형 박막트랜지스터 제조 방법 Download PDFInfo
- Publication number
- KR100359022B1 KR100359022B1 KR1020000079374A KR20000079374A KR100359022B1 KR 100359022 B1 KR100359022 B1 KR 100359022B1 KR 1020000079374 A KR1020000079374 A KR 1020000079374A KR 20000079374 A KR20000079374 A KR 20000079374A KR 100359022 B1 KR100359022 B1 KR 100359022B1
- Authority
- KR
- South Korea
- Prior art keywords
- insulating film
- gate electrode
- active layer
- layer
- forming
- 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.)
- Expired - Fee Related
Links
- 239000010409 thin film Substances 0.000 title claims abstract description 30
- 229910021420 polycrystalline silicon Inorganic materials 0.000 title claims abstract description 19
- 229920005591 polysilicon Polymers 0.000 title claims abstract description 14
- 238000000034 method Methods 0.000 title claims abstract description 6
- 239000010408 film Substances 0.000 claims abstract description 61
- 239000000758 substrate Substances 0.000 claims abstract description 18
- 238000004519 manufacturing process Methods 0.000 claims abstract description 15
- 239000002184 metal Substances 0.000 claims abstract description 5
- 229910052751 metal Inorganic materials 0.000 claims abstract description 5
- 230000003213 activating effect Effects 0.000 claims abstract description 4
- 238000005530 etching Methods 0.000 claims abstract description 3
- 239000011810 insulating material Substances 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- 239000010410 layer Substances 0.000 abstract description 66
- 230000004913 activation Effects 0.000 abstract description 20
- 239000011229 interlayer Substances 0.000 abstract description 19
- 238000001994 activation Methods 0.000 description 17
- 239000004973 liquid crystal related substance Substances 0.000 description 11
- 229910021417 amorphous silicon Inorganic materials 0.000 description 9
- 238000000151 deposition Methods 0.000 description 8
- 229910004298 SiO 2 Inorganic materials 0.000 description 6
- 239000012535 impurity Substances 0.000 description 6
- 238000000059 patterning Methods 0.000 description 6
- 239000007769 metal material Substances 0.000 description 5
- 229920002120 photoresistant polymer Polymers 0.000 description 4
- 238000002161 passivation Methods 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- 210000002858 crystal cell Anatomy 0.000 description 2
- 239000007943 implant Substances 0.000 description 2
- 230000015654 memory Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
- 238000005137 deposition process Methods 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
- 238000001039 wet etching Methods 0.000 description 1
Classifications
-
- 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]
- H10D30/6729—Thin-film transistors [TFT] characterised by the electrodes
- H10D30/6737—Thin-film transistors [TFT] characterised by the electrodes characterised by the electrode materials
- H10D30/6739—Conductor-insulator-semiconductor electrodes
-
- 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]
- H10D30/6729—Thin-film transistors [TFT] characterised by the electrodes
- H10D30/673—Thin-film transistors [TFT] characterised by the electrodes characterised by the shapes, relative sizes or dispositions of the gate electrodes
Landscapes
- Thin Film Transistor (AREA)
Abstract
Description
Claims (2)
- 임의의 기판 상에 버퍼절연막을 형성하는 단계와,상기 버퍼절연막의 상부에 활성층을 형성하는 단계와,상기 활성층 상에 순차적으로 적층되어진 게이트절연막을 형성하는 단계와,상기 게이트절연막 상에 금속층으로 이루어진 게이트전극을 형성하는 단계와,상기 활성층, 게이트절연막, 게이트전극이 적층되어진 버퍼절연막의 상부에 제1 절연막을 덮고 레이저빔을 이용하여 상기 활성층을 활성화하는 단계와,상기 제1 절연막 상에 제2 절연막을 도포하고 에칭하여 컨택홀을 형성하는 단계와,상기 컨택홀을 통해 상기 활성층과 전기적으로 접속되는 소오스 및 드레인 전극을 형성하는 단계를 포함하는 것을 특징으로 하는 폴리실리콘형 박막트랜지스터 제조방법.
- 제 1 항에 있어서,상기 제1 절연막 및 제 2 절연막은 동일한 절연물질로 형성되는 것을 특징으로 하는 폴리실리콘형 박막트랜지스터 제조방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020000079374A KR100359022B1 (ko) | 2000-12-20 | 2000-12-20 | 폴리실리콘형 박막트랜지스터 제조 방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020000079374A KR100359022B1 (ko) | 2000-12-20 | 2000-12-20 | 폴리실리콘형 박막트랜지스터 제조 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20020050038A KR20020050038A (ko) | 2002-06-26 |
KR100359022B1 true KR100359022B1 (ko) | 2002-10-31 |
Family
ID=27683974
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020000079374A Expired - Fee Related KR100359022B1 (ko) | 2000-12-20 | 2000-12-20 | 폴리실리콘형 박막트랜지스터 제조 방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100359022B1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100935850B1 (ko) * | 2002-09-16 | 2010-01-08 | 엘지디스플레이 주식회사 | 레이저 결정화 공정을 이용한 폴리실리콘층의 제조 방법 및 그 제조장치 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0513443A (ja) * | 1991-07-02 | 1993-01-22 | Nec Corp | 集積回路 |
KR960026967A (ko) * | 1994-12-23 | 1996-07-22 | 양승택 | 다결정 박막 트랜지스터 및 그 제조방법 |
JPH1093094A (ja) * | 1996-09-18 | 1998-04-10 | Toshiba Corp | 薄膜トランジスタ |
JPH10150199A (ja) * | 1996-11-19 | 1998-06-02 | Sharp Corp | 薄膜トランジスタ及びその製造方法 |
KR20000003178A (ko) * | 1998-06-26 | 2000-01-15 | 김영환 | 박막 트랜지스터의 에치 스톱퍼 형성방법 |
JP2000332258A (ja) * | 1999-03-16 | 2000-11-30 | Sanyo Electric Co Ltd | 薄膜トランジスタの製造方法 |
-
2000
- 2000-12-20 KR KR1020000079374A patent/KR100359022B1/ko not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0513443A (ja) * | 1991-07-02 | 1993-01-22 | Nec Corp | 集積回路 |
KR960026967A (ko) * | 1994-12-23 | 1996-07-22 | 양승택 | 다결정 박막 트랜지스터 및 그 제조방법 |
JPH1093094A (ja) * | 1996-09-18 | 1998-04-10 | Toshiba Corp | 薄膜トランジスタ |
JPH10150199A (ja) * | 1996-11-19 | 1998-06-02 | Sharp Corp | 薄膜トランジスタ及びその製造方法 |
KR20000003178A (ko) * | 1998-06-26 | 2000-01-15 | 김영환 | 박막 트랜지스터의 에치 스톱퍼 형성방법 |
JP2000332258A (ja) * | 1999-03-16 | 2000-11-30 | Sanyo Electric Co Ltd | 薄膜トランジスタの製造方法 |
Also Published As
Publication number | Publication date |
---|---|
KR20020050038A (ko) | 2002-06-26 |
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