KR20010030364A - 박막 트랜지스터 및 그 제조 방법 - Google Patents
박막 트랜지스터 및 그 제조 방법 Download PDFInfo
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- KR20010030364A KR20010030364A KR1020000053772A KR20000053772A KR20010030364A KR 20010030364 A KR20010030364 A KR 20010030364A KR 1020000053772 A KR1020000053772 A KR 1020000053772A KR 20000053772 A KR20000053772 A KR 20000053772A KR 20010030364 A KR20010030364 A KR 20010030364A
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- silicon
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- 239000010409 thin film Substances 0.000 title claims abstract description 13
- 238000000034 method Methods 0.000 title claims description 60
- 239000013078 crystal Substances 0.000 claims abstract description 65
- 239000000758 substrate Substances 0.000 claims description 57
- 238000001816 cooling Methods 0.000 claims description 48
- 239000004065 semiconductor Substances 0.000 claims description 26
- 230000001678 irradiating effect Effects 0.000 claims description 4
- 238000000059 patterning Methods 0.000 claims description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 abstract description 84
- 229910052710 silicon Inorganic materials 0.000 abstract description 84
- 239000010703 silicon Substances 0.000 abstract description 84
- 229910052751 metal Inorganic materials 0.000 abstract description 8
- 239000002184 metal Substances 0.000 abstract description 8
- 238000001953 recrystallisation Methods 0.000 abstract description 8
- 239000002245 particle Substances 0.000 abstract description 7
- 238000010899 nucleation Methods 0.000 abstract description 3
- 230000006911 nucleation Effects 0.000 abstract description 3
- 239000010410 layer Substances 0.000 description 216
- 238000004519 manufacturing process Methods 0.000 description 42
- WQJQOUPTWCFRMM-UHFFFAOYSA-N tungsten disilicide Chemical compound [Si]#[W]#[Si] WQJQOUPTWCFRMM-UHFFFAOYSA-N 0.000 description 24
- 229910021342 tungsten silicide Inorganic materials 0.000 description 24
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 23
- 230000008569 process Effects 0.000 description 23
- 229910004298 SiO 2 Inorganic materials 0.000 description 20
- 239000011521 glass Substances 0.000 description 18
- 229910021417 amorphous silicon Inorganic materials 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 238000002425 crystallisation Methods 0.000 description 5
- 230000008025 crystallization Effects 0.000 description 5
- 238000011534 incubation Methods 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 4
- 230000006870 function Effects 0.000 description 3
- 239000011229 interlayer Substances 0.000 description 3
- 239000004973 liquid crystal related substance Substances 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 230000000295 complement effect Effects 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 238000005499 laser crystallization Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 230000004913 activation Effects 0.000 description 1
- 229910001413 alkali metal ion Inorganic materials 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 229910021419 crystalline silicon Inorganic materials 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 230000031700 light absorption Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002470 thermal conductor Substances 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]
- H10D30/01—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]
- H10D30/0312—Manufacture or treatment of FETs having insulated gates [IGFET] of thin-film transistors [TFT] characterised by the gate electrodes
- H10D30/0314—Manufacture or treatment of FETs having insulated gates [IGFET] of thin-film transistors [TFT] characterised by the gate electrodes of lateral top-gate TFTs comprising only a single gate
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/01—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
-
- 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
- H10D30/6731—Top-gate only TFTs
-
- 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
- H10D30/6743—Silicon
- H10D30/6745—Polycrystalline or microcrystalline silicon
-
- 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]
- H10D30/6758—Thin-film transistors [TFT] characterised by the insulating substrates
-
- 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
- H10D86/0221—Manufacture or treatment of multiple TFTs comprising manufacture, treatment or patterning of TFT semiconductor bodies
- H10D86/0223—Manufacture or treatment of multiple TFTs comprising manufacture, treatment or patterning of TFT semiconductor bodies comprising crystallisation of amorphous, microcrystalline or polycrystalline semiconductor materials
- H10D86/0227—Manufacture or treatment of multiple TFTs comprising manufacture, treatment or patterning of TFT semiconductor bodies comprising crystallisation of amorphous, microcrystalline or polycrystalline semiconductor materials using structural arrangements to control crystal growth, e.g. placement of grain filters
-
- 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
- G02F1/1345—Conductors connecting electrodes to cell terminals
- G02F1/13454—Drivers integrated on the active matrix substrate
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)
- Recrystallisation Techniques (AREA)
- Liquid Crystal (AREA)
Abstract
Description
Claims (11)
- 기판상에 형성된 냉각층;상기 냉각층상에 형성되고, 상기 냉각층보다 더 낮은 열전도율을 가지는 절연층; 및상기 절연층상에 형성되고, 드레인 영역, 채널 영역 및 소오스 영역을 포함하는 반도체층을 포함하는 박막 트랜지스터로서,상기 냉각층은 상기 드레인 영역, 상기 채널 영역 및 상기 소오스 영역중의 적어도 일 영역에 국소적으로 근접한 것을 특징으로 하는 박막 트랜지스터.
- 제 1 항에 있어서,상기 드레인 영역, 상기 채널 영역 및 상기 소오스 영역중의 적어도 일 영역은 상기 냉각층에 근접하도록 형성된 것을 특징으로 하는 박막 트랜지스터.
- 제 1 항에 있어서,상기 냉각층은 상기 드레인 영역, 상기 채널 영역 및 상기 소오스 영역중의 적어도 일 영역에 근접하도록 형성된 것을 특징으로 하는 박막 트랜지스터.
- 제 1 항에 있어서,게이트 전극이 상기 채널 영역상에 형성되고, 상기 드레인 영역은 상기 냉각층에 근접하게 접근한 것을 특징으로 하는 박막 트랜지스터.
- 제 1 항에 있어서,상기 냉각층은 차광성을 가지는 것을 특징으로 하는 박막 트랜지스터.
- 기판상에 높은 열전도율을 가지는 냉각층을 형성하는 단계;상기 냉각층상에 상기 냉각층보다 낮은 열전도율을 갖는 절연층을 형성하는 단계;상기 절연층을 국소적으로 박막화하는 단계;상기 국소적으로 박막화된 절연층상에 반도체층을 형성하는 단계; 및에너지 빔으로 국소적으로 박막화된 절연층을 조사하는 단계를 포함하는 것을 특징으로 하는 박막 트랜지스터 제조 방법.
- 기판상에 반도체층을 형성하는 단계;상기 반도체층상에 상기 반도체층보다 더 높은 열전도율을 가지는 냉각층을 형성하는 단계;상기 냉각층을 패터닝하는 단계;에너지 빔으로 상기 반도체층 및 상기 냉각층을 조사하는 단계; 및상기 냉각층의 적어도 일 부분을 제거하는 단계를 포함하는 것을 특징으로 하는 박막 트랜지스터 제조 방법.
- 절연된 게이트 전극; 및소오스 영역, 드레인 영역 및 채널 영역을 포함하고, 상기 절연층상에 형성된 반도체층으로 이루어진 활성층을 포함하는 기판상에 형성된 절연층상에 제조된 박막 트랜지스터로서,상기 활성층의 일 부분이 단결정층으로 된 것을 특징으로 하는 박막 트랜지스터.
- 제 8 항에 있어서,상기 활성층의 나머지 부분은 다결정층으로 된 것을 특징으로 하는 박막 트랜지스터.
- 제 8 항에 있어서,상기 활성층의 상기 일 부분은 상기 채널 영역인 것을 특징으로 하는 박막 트랜지스터.
- 상기 활성층의 상기 나머지 부분은 상기 소오스 영역 및 상기 드레인 영역을 포함하는 것을 특징으로 하는 박막 트랜지스터.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP26363599A JP3645755B2 (ja) | 1999-09-17 | 1999-09-17 | 薄膜トランジスタおよびその製造方法 |
JP99-263635 | 1999-09-17 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010030364A true KR20010030364A (ko) | 2001-04-16 |
KR100396227B1 KR100396227B1 (ko) | 2003-09-02 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2000-0053772A KR100396227B1 (ko) | 1999-09-17 | 2000-09-09 | 박막 트랜지스터 및 그 제조 방법 |
Country Status (4)
Country | Link |
---|---|
US (3) | US6512246B1 (ko) |
JP (1) | JP3645755B2 (ko) |
KR (1) | KR100396227B1 (ko) |
TW (1) | TWI248546B (ko) |
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JP2008252068A (ja) | 2007-03-08 | 2008-10-16 | Semiconductor Energy Lab Co Ltd | 半導体装置及びその作製方法 |
US20130140573A1 (en) * | 2010-06-07 | 2013-06-06 | Yoshinobu Nakamura | Manufacturing method for crystalline semiconductor film, semiconductor device, and display device |
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JP3150840B2 (ja) * | 1994-03-11 | 2001-03-26 | 株式会社半導体エネルギー研究所 | 半導体装置の作製方法 |
JP2739844B2 (ja) * | 1995-05-19 | 1998-04-15 | 日本電気株式会社 | 薄膜トランジスタアレイ |
KR100199064B1 (ko) * | 1995-10-17 | 1999-07-01 | 구자홍 | 박막 트랜지스터 제조방법 |
JP3409576B2 (ja) | 1996-04-25 | 2003-05-26 | ソニー株式会社 | 半導体装置の製造方法 |
JPH1050607A (ja) * | 1996-07-31 | 1998-02-20 | Sony Corp | 半導体装置の製造方法 |
JPH11102867A (ja) * | 1997-07-16 | 1999-04-13 | Sony Corp | 半導体薄膜の形成方法およびプラスチック基板 |
WO1999030370A1 (fr) * | 1997-12-09 | 1999-06-17 | Seiko Epson Corporation | Dispositif a semi-conducteur et procede de fabrication, dispositif electro-optique et procede de fabrication, et appareil electronique y ayant recours |
JP4307635B2 (ja) * | 1999-06-22 | 2009-08-05 | 株式会社半導体エネルギー研究所 | 半導体装置の作製方法 |
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1999
- 1999-09-17 JP JP26363599A patent/JP3645755B2/ja not_active Expired - Fee Related
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2000
- 2000-09-07 US US09/656,631 patent/US6512246B1/en not_active Expired - Lifetime
- 2000-09-09 KR KR10-2000-0053772A patent/KR100396227B1/ko not_active IP Right Cessation
- 2000-09-15 TW TW089119085A patent/TWI248546B/zh not_active IP Right Cessation
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2002
- 2002-10-16 US US10/272,071 patent/US6667188B2/en not_active Expired - Lifetime
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2003
- 2003-10-24 US US10/693,395 patent/US6797535B2/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7923316B2 (en) | 2003-11-04 | 2011-04-12 | Samsung Electronics Co., Ltd. | Method of forming a polysilicon film and method of manufacturing a thin film transistor including a polysilicon film |
Also Published As
Publication number | Publication date |
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US20040084728A1 (en) | 2004-05-06 |
US6667188B2 (en) | 2003-12-23 |
US20030052337A1 (en) | 2003-03-20 |
US6512246B1 (en) | 2003-01-28 |
JP2001085699A (ja) | 2001-03-30 |
US6797535B2 (en) | 2004-09-28 |
KR100396227B1 (ko) | 2003-09-02 |
TWI248546B (en) | 2006-02-01 |
JP3645755B2 (ja) | 2005-05-11 |
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