KR101243809B1 - 박막트랜지스터의 제조방법 및 이를 이용한 tft 어레이기판의 제조방법 - Google Patents
박막트랜지스터의 제조방법 및 이를 이용한 tft 어레이기판의 제조방법 Download PDFInfo
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- KR101243809B1 KR101243809B1 KR1020060061432A KR20060061432A KR101243809B1 KR 101243809 B1 KR101243809 B1 KR 101243809B1 KR 1020060061432 A KR1020060061432 A KR 1020060061432A KR 20060061432 A KR20060061432 A KR 20060061432A KR 101243809 B1 KR101243809 B1 KR 101243809B1
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- 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
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- H10D30/031—Manufacture or treatment of FETs having insulated gates [IGFET] of thin-film transistors [TFT]
- H10D30/0312—Manufacture or treatment of FETs having insulated gates [IGFET] of thin-film transistors [TFT] characterised by the gate electrodes
- H10D30/0316—Manufacture or treatment of FETs having insulated gates [IGFET] of thin-film transistors [TFT] characterised by the gate electrodes of lateral bottom-gate TFTs comprising only a single gate
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- H10D30/01—Manufacture or treatment
- H10D30/021—Manufacture or treatment of FETs having insulated gates [IGFET]
- H10D30/031—Manufacture or treatment of FETs having insulated gates [IGFET] of thin-film transistors [TFT]
- H10D30/0321—Manufacture or treatment of FETs having insulated gates [IGFET] of thin-film transistors [TFT] comprising silicon, e.g. amorphous silicon or polysilicon
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- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/60—Insulated-gate field-effect transistors [IGFET]
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- 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
- H10D30/6732—Bottom-gate only TFTs
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- 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
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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]
- H10D30/674—Thin-film transistors [TFT] characterised by the active materials
- H10D30/6741—Group IV materials, e.g. germanium or silicon carbide
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- H10D30/60—Insulated-gate field-effect transistors [IGFET]
- H10D30/67—Thin-film transistors [TFT]
- H10D30/674—Thin-film transistors [TFT] characterised by the active materials
- H10D30/6741—Group IV materials, e.g. germanium or silicon carbide
- H10D30/6743—Silicon
- H10D30/6746—Amorphous silicon
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- 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
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- H10K10/00—Organic devices specially adapted for rectifying, amplifying, oscillating or switching; Organic capacitors or resistors having potential barriers
- H10K10/40—Organic transistors
- H10K10/46—Field-effect transistors, e.g. organic thin-film transistors [OTFT]
- H10K10/462—Insulated gate field-effect transistors [IGFETs]
- H10K10/466—Lateral bottom-gate IGFETs comprising only a single gate
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- H—ELECTRICITY
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- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K10/00—Organic devices specially adapted for rectifying, amplifying, oscillating or switching; Organic capacitors or resistors having potential barriers
- H10K10/40—Organic transistors
- H10K10/46—Field-effect transistors, e.g. organic thin-film transistors [OTFT]
- H10K10/462—Insulated gate field-effect transistors [IGFETs]
- H10K10/468—Insulated gate field-effect transistors [IGFETs] characterised by the gate dielectrics
- H10K10/474—Insulated gate field-effect transistors [IGFETs] characterised by the gate dielectrics the gate dielectric comprising a multilayered structure
- H10K10/476—Insulated gate field-effect transistors [IGFETs] characterised by the gate dielectrics the gate dielectric comprising a multilayered structure comprising at least one organic layer and at least one inorganic layer
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- 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
- H10D86/01—Manufacture or treatment
- H10D86/021—Manufacture or treatment of multiple TFTs
- H10D86/0241—Manufacture or treatment of multiple TFTs using liquid deposition, e.g. printing
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- 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
- H10D86/451—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 characterised by the compositions or shapes of the interlayer dielectrics
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- 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
- H10D86/60—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 wherein the TFTs are in active matrices
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- Inorganic Chemistry (AREA)
- Thin Film Transistor (AREA)
- Formation Of Insulating Films (AREA)
Abstract
Description
Claims (23)
- 기판 상에 게이트 전극을 형성하는 단계와,상기 게이트 전극과 절연되어 상기 게이트 전극의 일부와 오버랩되는 반도체층을 형성하는 단계와,상기 게이트 전극과 반도체층 사이에 실리콘 알콕사이드 및 금속 알콕사이드의 졸 화합물을 포함하는 제 1 게이트 절연막과, 상기 제 1 게이트 절연막과 다른 물질을 포함하는 제 2 게이트 절연막을 차례로 형성하는 단계와,상기 반도체층 양측에 소스/드레인 전극을 각각 형성하는 단계를 포함하고;상기 제1 게이트 절연막과 다른 물질을 포함하는 상기 제 2 게이트 절연막은 실리콘 질화물 및 실리콘 산화물 중 적어도 하나를 포함하는 무기 절연 물질로 형성되거나, PVA(Poly Vinyl Alcohol), PVAc(Poly Vinyl Acetate), PVP(Poly Vinyl Phenol), PMMA(Poly Vinyl Methyl Methacetate) 중 적어도 어느 하나를 포함하는 유기 고분자 물질로 형성되는 것을 특징으로 하는 박막트랜지스터의 제조방법.
- 제 1 항에 있어서,상기 금속 알콕사이드의 금속은 티타늄(Ti), 지르코늄(Zr), 이트륨(Y), 알루미늄(Al), 하프늄(Hf), 칼슘(Ca) 또는 마그네슘(Mg) 중 적어도 어느 하나인 것을 특징으로 하는 박막트랜지스터의 제조방법.
- 제 1 항에 있어서,상기 금속 알콕사이드는 7이상의 유전상수를 가지는 물질로 형성하는 것을 특징으로 하는 박막트랜지스터의 제조방법.
- 삭제
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- 제 1 항에 있어서,상기 반도체층은 비정질 실리콘, 펜탄센(pentacene) 계 및 티오펜(thiophene) 계 물질 중 어느 하나로 형성하는 것을 특징으로 하는 박막트랜지스터의 제조방법.
- 제 1 항에 있어서,상기 실리콘 알콕사이드와 금속 알콕사이드의 함량비에 따라 상기 제 1 게이트 절연막의 유전율, 투과도가 달라지는 것을 특징으로 하는 박막트랜지스터의 제조방법.
- 삭제
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- 제 1, 2, 3, 9, 10 항 중 어느 한 항에 기재된 박막트랜지스터의 제조 방법을 이용한 TFT 어레이 기판의 제조방법에 있어서,상기 게이트 전극과 함께 게이트 배선을 형성하는 단계와,상기 소스/드레인 전극과 함께 데이터 배선을 형성하는 단계를 포함하는 것을 특징으로 하는 TFT 어레이 기판의 제조방법.
- 삭제
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- 제 14 항에 있어서,상기 제 1 게이트 절연막은 상기 실리콘 알콕사이드와 상기 금속 알콕사이드를 1:1 비율로 혼합하여 형성한 것을 특징으로 하는 TFT 어레이 기판의 제조방법.
- 삭제
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Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020060061432A KR101243809B1 (ko) | 2006-06-30 | 2006-06-30 | 박막트랜지스터의 제조방법 및 이를 이용한 tft 어레이기판의 제조방법 |
DE102006055329.2A DE102006055329B4 (de) | 2006-06-30 | 2006-11-23 | Dünnfilmtransistor, Verfahren zu dessen Herstellung und Anzeigevorrichtung |
CN200610160656.5A CN100541742C (zh) | 2006-06-30 | 2006-11-29 | 薄膜晶体管及其制造方法和显示器件 |
FR0610454A FR2903226B1 (fr) | 2006-06-30 | 2006-11-30 | Transistor en couche mince,son procede de fabrication et dispositif d'affichage comportant un tel transistor. |
TW095146770A TWI332709B (en) | 2006-06-30 | 2006-12-13 | Thin film transistor, method for fabricating the same and display device |
JP2006348032A JP5209203B2 (ja) | 2006-06-30 | 2006-12-25 | 薄膜トランジスタ及びその製造方法、並びに、tftアレイ基板 |
US11/646,241 US7679085B2 (en) | 2006-06-30 | 2006-12-28 | Display device, method for fabricating thin film transistor and method for fabricating thin film transistor array substrate using the said method |
US12/656,316 US8129233B2 (en) | 2006-06-30 | 2010-01-25 | Method for fabricating thin film transistor |
Applications Claiming Priority (1)
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KR1020060061432A KR101243809B1 (ko) | 2006-06-30 | 2006-06-30 | 박막트랜지스터의 제조방법 및 이를 이용한 tft 어레이기판의 제조방법 |
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KR20080002545A KR20080002545A (ko) | 2008-01-04 |
KR101243809B1 true KR101243809B1 (ko) | 2013-03-18 |
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KR1020060061432A Active KR101243809B1 (ko) | 2006-06-30 | 2006-06-30 | 박막트랜지스터의 제조방법 및 이를 이용한 tft 어레이기판의 제조방법 |
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US (2) | US7679085B2 (ko) |
JP (1) | JP5209203B2 (ko) |
KR (1) | KR101243809B1 (ko) |
CN (1) | CN100541742C (ko) |
DE (1) | DE102006055329B4 (ko) |
FR (1) | FR2903226B1 (ko) |
TW (1) | TWI332709B (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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KR20200144838A (ko) | 2019-06-19 | 2020-12-30 | 광운대학교 산학협력단 | 저온 용액 공정 기반의 하이브리드 이중층 구조를 갖는 고성능 양극성 트랜지스터의 제조 방법 |
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CN109742091B (zh) * | 2019-01-10 | 2021-08-31 | 京东方科技集团股份有限公司 | 显示基板及其制备方法、显示装置 |
CN110164878B (zh) * | 2019-06-10 | 2022-05-03 | 惠科股份有限公司 | 阵列基板及其制备方法 |
WO2021189445A1 (zh) * | 2020-03-27 | 2021-09-30 | 京东方科技集团股份有限公司 | 薄膜晶体管及其制备方法、阵列基板、显示装置 |
CN115917759A (zh) * | 2020-07-07 | 2023-04-04 | 凸版印刷株式会社 | 薄膜晶体管、薄膜晶体管阵列以及薄膜晶体管的制造方法 |
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TW200802885A (en) | 2008-01-01 |
CN101097868A (zh) | 2008-01-02 |
FR2903226B1 (fr) | 2013-08-02 |
US8129233B2 (en) | 2012-03-06 |
DE102006055329A1 (de) | 2008-01-17 |
CN100541742C (zh) | 2009-09-16 |
JP2008016807A (ja) | 2008-01-24 |
FR2903226A1 (fr) | 2008-01-04 |
US7679085B2 (en) | 2010-03-16 |
US20080001151A1 (en) | 2008-01-03 |
TWI332709B (en) | 2010-11-01 |
JP5209203B2 (ja) | 2013-06-12 |
US20100136755A1 (en) | 2010-06-03 |
DE102006055329B4 (de) | 2016-09-15 |
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