KR100473997B1 - 박막 트랜지스터 제조방법 - Google Patents
박막 트랜지스터 제조방법 Download PDFInfo
- Publication number
- KR100473997B1 KR100473997B1 KR10-2000-0058678A KR20000058678A KR100473997B1 KR 100473997 B1 KR100473997 B1 KR 100473997B1 KR 20000058678 A KR20000058678 A KR 20000058678A KR 100473997 B1 KR100473997 B1 KR 100473997B1
- Authority
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- South Korea
- Prior art keywords
- amorphous silicon
- silicon
- impurity
- thin film
- film transistor
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 16
- 229910021417 amorphous silicon Inorganic materials 0.000 claims abstract description 66
- 238000000034 method Methods 0.000 claims abstract description 59
- 239000002184 metal Substances 0.000 claims abstract description 47
- 229910052751 metal Inorganic materials 0.000 claims abstract description 47
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims abstract description 33
- 239000010409 thin film Substances 0.000 claims abstract description 25
- 238000000151 deposition Methods 0.000 claims abstract description 16
- 229910021419 crystalline silicon Inorganic materials 0.000 claims abstract description 11
- 230000003197 catalytic effect Effects 0.000 claims abstract description 10
- 239000012535 impurity Substances 0.000 claims description 29
- 239000000758 substrate Substances 0.000 claims description 22
- 239000003054 catalyst Substances 0.000 claims description 19
- 239000010408 film Substances 0.000 claims description 19
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 12
- 230000008021 deposition Effects 0.000 claims description 10
- 150000002500 ions Chemical class 0.000 claims description 9
- 239000004065 semiconductor Substances 0.000 claims description 7
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 claims description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 5
- 238000005530 etching Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 229910052759 nickel Inorganic materials 0.000 claims description 4
- 238000000059 patterning Methods 0.000 claims description 4
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 3
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 3
- 229910017052 cobalt Inorganic materials 0.000 claims description 3
- 239000010941 cobalt Substances 0.000 claims description 3
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 3
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 3
- 229910052814 silicon oxide Inorganic materials 0.000 claims description 3
- 238000002425 crystallisation Methods 0.000 abstract description 20
- 230000008025 crystallization Effects 0.000 abstract description 17
- 229920005591 polysilicon Polymers 0.000 abstract description 5
- 230000005684 electric field Effects 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 24
- 239000004973 liquid crystal related substance Substances 0.000 description 8
- 239000002019 doping agent Substances 0.000 description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 239000007769 metal material Substances 0.000 description 3
- 239000011241 protective layer Substances 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 238000005229 chemical vapour deposition Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 238000004518 low pressure chemical vapour deposition Methods 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- 239000007790 solid phase Substances 0.000 description 2
- 230000003213 activating effect Effects 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000010828 elution Methods 0.000 description 1
- 229910000939 field's metal Inorganic materials 0.000 description 1
- 229910021478 group 5 element Inorganic materials 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 238000005224 laser annealing Methods 0.000 description 1
- 238000002161 passivation Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- -1 that is Inorganic materials 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
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
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
-
- 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
- H01L29/78678—Polycrystalline or microcrystalline silicon transistor with inverted-type structure, e.g. with bottom gate
-
- 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
- H01L21/02436—Intermediate layers between substrates and deposited layers
- H01L21/02439—Materials
- H01L21/02488—Insulating materials
-
- 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
- H01L21/02518—Deposited layers
- H01L21/02521—Materials
- H01L21/02524—Group 14 semiconducting materials
- H01L21/02532—Silicon, silicon germanium, germanium
-
- 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
- H01L21/02672—Crystallisation or recrystallisation of non-monocrystalline semiconductor materials, e.g. regrowth using crystallisation enhancing elements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/12—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body
- H01L27/1214—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs
- H01L27/1259—Multistep manufacturing methods
- H01L27/127—Multistep manufacturing methods with a particular formation, treatment or patterning of the active layer specially adapted to the circuit arrangement
- H01L27/1274—Multistep manufacturing methods with a particular formation, treatment or patterning of the active layer specially adapted to the circuit arrangement using crystallisation of amorphous semiconductor or recrystallisation of crystalline semiconductor
- H01L27/1277—Multistep manufacturing methods with a particular formation, treatment or patterning of the active layer specially adapted to the circuit arrangement using crystallisation of amorphous semiconductor or recrystallisation of crystalline semiconductor using a crystallisation promoting species, e.g. local introduction of Ni catalyst
-
- 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
- H01L29/66765—Lateral single gate single channel transistors with inverted structure, i.e. the channel layer is formed after the gate
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Optics & Photonics (AREA)
- Recrystallisation Techniques (AREA)
- Thin Film Transistor (AREA)
Abstract
Description
Claims (7)
- 기판을 구비하는 단계와;상기 기판 상의 소정의 위치에 게이트 전극을 형성하는 단계와;상기 게이트 전극이 형성된 기판의 전면에 절연막을 형성하는 단계와;상기 절연막 상에 순수 비정질 실리콘층과 불순물 비정질 실리콘층을 적층하는 단계와;상기 불순물 비정질 실리콘층의 표면에 촉매금속을 이온도핑하는 단계와;상기 촉매 금속이 이온 도핑된 비정질 실리콘을 소정의 수단으로 동시에 결정화하여, 순수 결정질 실리콘 및 불순물 결정질 실리콘으로 형성하는 단계와;상기 불순물 결정질 실리콘 상부에 소스 및 드레인 전극을 형성하는 단계와;상기 소스 및 드레인 전극을 마스크로 상기 소스 및 드레인 전극 사이에 위치하는 불순물 다결정 실리콘을 식각하는 단계를 포함하는 박막 트랜지스터 제조방법.
- 청구항 1에 있어서,상기 절연막은 실리콘 질화막(SiNx), 실리콘 산화막(SiO2), TEOS(Tetra Ethoxy Silane)로 구성된 집단에서 선택된 물질인 박막 트랜지스터 제조방법.
- 청구항 1에 있어서,상기 불순물 비정질 실리콘은 상기 순수 비정질 실리콘 증착 시 PH3 가스를 첨가하여 형성하고, N-형 반도체인 박막 트랜지스터 제조방법.
- 청구항 1에 있어서,상기 불순물 비정질 실리콘은 상기 순수 비정질 실리콘 증착시 B2H6 가스를 첨가하여 형성하고, P-형 반도체인 박막 트랜지스터 제조방법.
- 청구항 1에 있어서,상기 촉매 금속은 니켈(Ni), 납(Pb), 코발트(Co)로 구성된 집단에서 선택된 물질인 박막 트랜지스터 제조방법.
- 청구항 1에 있어서,상기 비정질 실리콘을 결정화하기 위해 상기 촉매금속에 고전압을 인가하는 박막 트랜지스터 제조방법.
- 청구항 1에 있어서,상기 결정화된 순수 다결정 실리콘 및 불순물 다결정 실리콘을 상기 게이트 전극을 중심으로 아일랜드로 패터닝하는 단계를 더욱 포함하는 박막 트랜지스터 제조방법.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2000-0058678A KR100473997B1 (ko) | 2000-10-06 | 2000-10-06 | 박막 트랜지스터 제조방법 |
US09/966,749 US6541323B2 (en) | 2000-10-06 | 2001-10-01 | Method for fabricating polysilicon thin film transistor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2000-0058678A KR100473997B1 (ko) | 2000-10-06 | 2000-10-06 | 박막 트랜지스터 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20020027902A KR20020027902A (ko) | 2002-04-15 |
KR100473997B1 true KR100473997B1 (ko) | 2005-03-07 |
Family
ID=19692098
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2000-0058678A KR100473997B1 (ko) | 2000-10-06 | 2000-10-06 | 박막 트랜지스터 제조방법 |
Country Status (2)
Country | Link |
---|---|
US (1) | US6541323B2 (ko) |
KR (1) | KR100473997B1 (ko) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20020057241A (ko) * | 2000-12-30 | 2002-07-11 | 주식회사 현대 디스플레이 테크놀로지 | 폴리실리콘 박막 트랜지스터 액정표시소자 제조방법 |
KR100378259B1 (ko) * | 2001-01-20 | 2003-03-29 | 주승기 | 결정질 활성층을 포함하는 박막트랜지스터 제작 방법 및장치 |
US6737307B2 (en) * | 2002-06-28 | 2004-05-18 | Industrial Technology Research Institute | Method for forming amorphous silicon film on single crystal silicon and structure formed |
US20060049428A1 (en) * | 2002-07-05 | 2006-03-09 | Van Der Zaag Pieter J | Tft electronic devices and their manufacture |
TWI226660B (en) | 2003-04-01 | 2005-01-11 | Univ Nat Taiwan | Method of fabricating polysilicon film by Nickel/Copper induced lateral crystallization |
KR100585873B1 (ko) * | 2003-11-03 | 2006-06-07 | 엘지.필립스 엘시디 주식회사 | 폴리실리콘 액정표시소자 및 그 제조방법 |
US7205171B2 (en) * | 2004-02-11 | 2007-04-17 | Au Optronics Corporation | Thin film transistor and manufacturing method thereof including a lightly doped channel |
KR100623693B1 (ko) * | 2004-08-25 | 2006-09-19 | 삼성에스디아이 주식회사 | 박막트랜지스터 제조 방법 |
KR100818287B1 (ko) * | 2007-01-10 | 2008-03-31 | 삼성전자주식회사 | 폴리 실리콘의 형성방법, 이 폴리 실리콘을 구비하는 박막트랜지스터 및 그 제조방법 |
KR101406040B1 (ko) * | 2007-12-27 | 2014-06-11 | 엘지디스플레이 주식회사 | 액정표시장치용 어레이 기판의 제조방법 |
KR20090084238A (ko) * | 2008-01-31 | 2009-08-05 | 주식회사 엔씰텍 | 다결정 실리콘 박막 제조장치 |
KR101002665B1 (ko) * | 2008-07-02 | 2010-12-21 | 삼성모바일디스플레이주식회사 | 박막트랜지스터, 그의 제조방법 및 그를 포함하는유기전계발광표시장치 |
KR20160108630A (ko) * | 2015-03-04 | 2016-09-20 | 연세대학교 산학협력단 | 전기 에너지를 이용한 박막 활성화 방법, 박막 트랜지스터 제조 방법 및 기판 처리 장치 |
CN107275390A (zh) * | 2017-06-30 | 2017-10-20 | 京东方科技集团股份有限公司 | 薄膜晶体管及其制作方法、阵列基板及显示装置 |
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JPH05203988A (ja) * | 1992-01-29 | 1993-08-13 | Sharp Corp | アクテイブマトリックス駆動方式散乱型液晶表示装置の製造方法 |
JPH06267978A (ja) * | 1993-03-12 | 1994-09-22 | Semiconductor Energy Lab Co Ltd | 薄膜トランジスタおよびその作製方法 |
JPH06267979A (ja) * | 1993-03-12 | 1994-09-22 | Semiconductor Energy Lab Co Ltd | 薄膜トランジスタおよびその作製方法 |
KR960023273A (ko) * | 1994-12-16 | 1996-07-18 | 순페이 야마자끼 | 결정실리콘 반도체 및 박막트랜지스터의 제조방법 |
JPH09218427A (ja) * | 1996-02-14 | 1997-08-19 | Advanced Display:Kk | 薄膜トランジスタの製法 |
KR20010039865A (ko) * | 1999-09-08 | 2001-05-15 | 모리시타 요이찌 | 반도체박막, 그것을 사용한 반도체장치, 그들의 제조방법및 반도체박막의 제조장치 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2661594B2 (ja) * | 1995-05-25 | 1997-10-08 | 日本電気株式会社 | 薄膜トランジスタおよびその製造方法 |
US6218219B1 (en) * | 1997-09-29 | 2001-04-17 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device and fabrication method thereof |
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2000
- 2000-10-06 KR KR10-2000-0058678A patent/KR100473997B1/ko active IP Right Grant
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2001
- 2001-10-01 US US09/966,749 patent/US6541323B2/en not_active Expired - Lifetime
Patent Citations (6)
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JPH05203988A (ja) * | 1992-01-29 | 1993-08-13 | Sharp Corp | アクテイブマトリックス駆動方式散乱型液晶表示装置の製造方法 |
JPH06267978A (ja) * | 1993-03-12 | 1994-09-22 | Semiconductor Energy Lab Co Ltd | 薄膜トランジスタおよびその作製方法 |
JPH06267979A (ja) * | 1993-03-12 | 1994-09-22 | Semiconductor Energy Lab Co Ltd | 薄膜トランジスタおよびその作製方法 |
KR960023273A (ko) * | 1994-12-16 | 1996-07-18 | 순페이 야마자끼 | 결정실리콘 반도체 및 박막트랜지스터의 제조방법 |
JPH09218427A (ja) * | 1996-02-14 | 1997-08-19 | Advanced Display:Kk | 薄膜トランジスタの製法 |
KR20010039865A (ko) * | 1999-09-08 | 2001-05-15 | 모리시타 요이찌 | 반도체박막, 그것을 사용한 반도체장치, 그들의 제조방법및 반도체박막의 제조장치 |
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US20020102781A1 (en) | 2002-08-01 |
KR20020027902A (ko) | 2002-04-15 |
US6541323B2 (en) | 2003-04-01 |
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