KR20020031835A - 다결정 박막 트랜지스터의 제조 방법 - Google Patents
다결정 박막 트랜지스터의 제조 방법 Download PDFInfo
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- KR20020031835A KR20020031835A KR1020000062585A KR20000062585A KR20020031835A KR 20020031835 A KR20020031835 A KR 20020031835A KR 1020000062585 A KR1020000062585 A KR 1020000062585A KR 20000062585 A KR20000062585 A KR 20000062585A KR 20020031835 A KR20020031835 A KR 20020031835A
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- manufacturing
- thin film
- film transistor
- polycrystalline silicon
- polycrystalline
- Prior art date
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- 229910021420 polycrystalline silicon Inorganic materials 0.000 title claims abstract description 19
- 238000004519 manufacturing process Methods 0.000 title claims description 33
- 238000000034 method Methods 0.000 claims abstract description 45
- 239000010409 thin film Substances 0.000 claims abstract description 29
- 229910021417 amorphous silicon Inorganic materials 0.000 claims abstract description 24
- 239000011521 glass Substances 0.000 claims abstract description 15
- 239000000758 substrate Substances 0.000 claims abstract description 15
- 239000010408 film Substances 0.000 claims description 51
- 230000005684 electric field Effects 0.000 claims description 17
- 238000000059 patterning Methods 0.000 claims description 10
- 238000005530 etching Methods 0.000 claims description 5
- 238000000206 photolithography Methods 0.000 claims description 5
- 238000000151 deposition Methods 0.000 claims description 4
- 150000002500 ions Chemical class 0.000 claims description 4
- 229910004541 SiN Inorganic materials 0.000 claims description 3
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims description 3
- 229910052814 silicon oxide Inorganic materials 0.000 claims description 3
- 238000001312 dry etching Methods 0.000 claims description 2
- 238000001039 wet etching Methods 0.000 claims description 2
- 238000002161 passivation Methods 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 abstract description 9
- 238000002425 crystallisation Methods 0.000 abstract description 6
- 230000008025 crystallization Effects 0.000 abstract description 6
- 229910052751 metal Inorganic materials 0.000 abstract description 5
- 239000002184 metal Substances 0.000 abstract description 5
- 238000005224 laser annealing Methods 0.000 abstract description 3
- 239000007790 solid phase Substances 0.000 abstract description 3
- 238000007796 conventional method Methods 0.000 abstract 1
- 230000001681 protective effect Effects 0.000 description 3
- 238000005229 chemical vapour deposition Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000005468 ion implantation Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/66007—Multistep manufacturing processes
- H01L29/66075—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials
- H01L29/66227—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials the devices being controllable only by the electric current supplied or the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched, e.g. three-terminal devices
- H01L29/66409—Unipolar field-effect transistors
- H01L29/66477—Unipolar field-effect transistors with an insulated gate, i.e. MISFET
- H01L29/66742—Thin film unipolar transistors
- H01L29/6675—Amorphous silicon or polysilicon transistors
- H01L29/66757—Lateral single gate single channel transistors with non-inverted structure, i.e. the channel layer is formed before the gate
-
- 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
- G02F1/1343—Electrodes
- G02F1/13439—Electrodes characterised by their electrical, optical, physical properties; materials therefor; method of making
-
- 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
- H01L21/02656—Special treatments
- H01L21/02664—Aftertreatments
- H01L21/02667—Crystallisation or recrystallisation of non-monocrystalline semiconductor materials, e.g. regrowth
-
- 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
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/326—Application of electric currents or fields, e.g. for electroforming
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/78—Field effect transistors with field effect produced by an insulated gate
- H01L29/786—Thin film transistors, i.e. transistors with a channel being at least partly a thin film
- H01L29/78651—Silicon transistors
- H01L29/7866—Non-monocrystalline silicon transistors
- H01L29/78672—Polycrystalline or microcrystalline silicon transistor
- H01L29/78675—Polycrystalline or microcrystalline silicon transistor with normal-type structure, e.g. with top gate
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Ceramic Engineering (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Optics & Photonics (AREA)
- Thin Film Transistor (AREA)
- Recrystallisation Techniques (AREA)
Abstract
Description
Claims (13)
- 일정 두께의 비정질 실리콘막과, 상기 비정질 실리콘막의 하부 또는 상부에 투명 전도막이 형성된 유리 기판에 전계를 인가하여 상기 비정질 실리콘막을 다결정질 실리콘막으로 결정화시키는 것을 특징으로 하는 다결정질 박막 트랜지스터의 제조 방법.
- 제 1 항에 있어서,상기 비정질 실리콘막과 투명 전도막 사이에 절연막을 추가로 형성하는 단계를 포함하는 것을 특징으로 하는 다결정질 박막 트랜지스터의 제조 방법.
- 제 2 항에 있어서,상기 절연막은 SiO2, SiON, SiNX중 1개를 사용한 것을 특징으로 하는 다결정질 박막 트랜지스터의 제조 방법.
- 제 1 항에 있어서,상기 전계는 교류 전원을 인가하는 것을 특징으로 하는 다결정질 박막 트랜지스터의 제조 방법.
- 제 1 항에 있어서,상기 전계는 직류 전원을 인가하는 것을 특징으로 하는 다결정질 박막 트랜지스터의 제조 방법.
- 제 1 항에 있어서,상기 전계를 인가하기 위하여 상기 유리 기판 양단에 전극을 형성하는 단계를 포함하는 것을 특징으로 하는 다결정질 박막 트랜지스터의 제조 방법.
- 제 6 항에 있어서,상기 전극은 크램프, 패터닝, 패이스트 형식중 1개를 사용한 것을 특징으로 하는 다결정질 박막 트랜지스터의 제조 방법.
- 제 1 항에 있어서,상기 다결정질 실리콘막을 포토리소그래피 공정 및 식각 공정을 통해 액티브층으로 형성시키는 단계를 포함하는 것을 특징으로 하는 다결정질 박막 트랜지스터의 제조 방법.
- 제 8 항에 있어서,상기 액티브층 형성후 상기 투명 전도막을 패터닝하는 단계를 포함하는 것을 특징으로 하는 다결정질 박막 트랜지스터의 제조 방법.
- 제 9 항에 있어서,상기 다결정질 실리콘막 위의 소정 부위에 게이트 절연막 및 게이트 전극을 증착한 후 패터닝하는 단계를 포함하는 것을 특징으로 하는 다결정질 박막 트랜지스터의 제조 방법.
- 제 10 항에 있어서,상기 패터닝시 상기 투명 전도막과 액티브층이 접촉되는 것을 방지하기 위해 콘택 방지용 블록킹 영역을 형성하는 단계를 포함하는 것을 특징으로 하는 다결정질 박막 트랜지스터의 제조 방법.
- 제 11 항에 있어서,상기 다결정질 실리콘막위에 n+ 이온을 주입 또는 도핑하여 n+ 영역을 형성하는 단계를 포함하는 것을 특징으로 하는 다결정질 박막 트랜지스터의 제조 방법.
- 제 12 항에 있어서,상기 결과물위에 보호막을 증착한 후, 습식 및 건식 식각 공정을 통해 소오스 및 드레인 전극을 형성하는 단계를 포함하는 것을 특징으로 하는 다결정질 박막 트랜지스터의 제조 방법.
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KR1020000062585A KR100713880B1 (ko) | 2000-10-24 | 2000-10-24 | 다결정실리콘 박막트랜지스터의 제조방법 |
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KR1020000062585A KR100713880B1 (ko) | 2000-10-24 | 2000-10-24 | 다결정실리콘 박막트랜지스터의 제조방법 |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100729942B1 (ko) * | 2004-09-17 | 2007-06-19 | 노재상 | 도전층을 이용한 실리콘 박막의 어닐링 방법 및 그로부터제조된 다결정 실리콘 박막 |
WO2007100233A1 (en) * | 2006-03-03 | 2007-09-07 | Jae-Sang Ro | Method for crystallization of amorphous silicon by joule heating |
EP2027598A1 (en) * | 2006-06-09 | 2009-02-25 | Ensiltech Corporation | Method of preventing generation of arc during rapid annealing by joule heating |
WO2009096747A2 (ko) * | 2008-01-31 | 2009-08-06 | Ensiltech Corporation | 다결정 실리콘 박막 제조장치 |
WO2010011038A2 (ko) * | 2008-07-25 | 2010-01-28 | 주식회사 엔씰텍 | 박막트랜지스터 및 이의 제조방법 |
US8158984B2 (en) | 2008-07-02 | 2012-04-17 | Samsung Mobile Display Co., Ltd. | Thin film transistor, method of fabricating the same, and organic light emitting diode display device including the same |
CN109003941A (zh) * | 2018-07-26 | 2018-12-14 | 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 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
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KR100480367B1 (ko) * | 1997-07-15 | 2005-07-18 | 엘지.필립스 엘시디 주식회사 | 비정질막을결정화하는방법 |
JPH11261073A (ja) * | 1998-03-13 | 1999-09-24 | Matsushita Electric Ind Co Ltd | 半導体素子および、その加熱方法 |
KR100474385B1 (ko) * | 1998-09-03 | 2005-08-30 | 엘지.필립스 엘시디 주식회사 | 비정질실리콘박막을결정화하는방법과이를이용한다결정실리콘박막트랜지스터제조방법 |
KR100532079B1 (ko) * | 1998-11-09 | 2006-04-06 | 엘지.필립스 엘시디 주식회사 | 실리콘박막을결정화하는방법과이를이용한액정표시장치제조방법 |
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Cited By (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100729942B1 (ko) * | 2004-09-17 | 2007-06-19 | 노재상 | 도전층을 이용한 실리콘 박막의 어닐링 방법 및 그로부터제조된 다결정 실리콘 박막 |
WO2007100233A1 (en) * | 2006-03-03 | 2007-09-07 | Jae-Sang Ro | Method for crystallization of amorphous silicon by joule heating |
US8124530B2 (en) | 2006-06-09 | 2012-02-28 | Ensiltech Corporation | Method of preventing generation of arc during rapid annealing by joule heating |
EP2027598A1 (en) * | 2006-06-09 | 2009-02-25 | Ensiltech Corporation | Method of preventing generation of arc during rapid annealing by joule heating |
EP2027598A4 (en) * | 2006-06-09 | 2009-07-22 | Ensiltech Corp | METHOD FOR PREVENTING ARC GENERATION DURING A QUICK RELEASE BY OHMIC HEATING |
WO2009096747A2 (ko) * | 2008-01-31 | 2009-08-06 | Ensiltech Corporation | 다결정 실리콘 박막 제조장치 |
WO2009096747A3 (ko) * | 2008-01-31 | 2009-10-15 | 주식회사 엔씰텍 | 다결정 실리콘 박막 제조장치 |
US8128714B2 (en) | 2008-01-31 | 2012-03-06 | Ensiltech Corporation | Apparatus for manufacturing polycrystalline silicon thin film |
US8420513B2 (en) | 2008-07-02 | 2013-04-16 | Samsung Display Co., Ltd. | Method of fabricating thin film transistor |
US8158984B2 (en) | 2008-07-02 | 2012-04-17 | Samsung Mobile Display Co., Ltd. | Thin film transistor, method of fabricating the same, and organic light emitting diode display device including the same |
WO2010011038A2 (ko) * | 2008-07-25 | 2010-01-28 | 주식회사 엔씰텍 | 박막트랜지스터 및 이의 제조방법 |
US20110121308A1 (en) * | 2008-07-25 | 2011-05-26 | Ensiltech Corporation | Thin film transistor and manufacturing method thereof |
KR100976593B1 (ko) * | 2008-07-25 | 2010-08-17 | 주식회사 엔씰텍 | 박막트랜지스터 및 이의 제조방법 |
WO2010011038A3 (ko) * | 2008-07-25 | 2010-04-22 | 주식회사 엔씰텍 | 박막트랜지스터 및 이의 제조방법 |
CN109003941A (zh) * | 2018-07-26 | 2018-12-14 | 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 |
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