KR100963811B1 - 반도체 디바이스 제조 방법 - Google Patents
반도체 디바이스 제조 방법 Download PDFInfo
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- KR100963811B1 KR100963811B1 KR1020020081621A KR20020081621A KR100963811B1 KR 100963811 B1 KR100963811 B1 KR 100963811B1 KR 1020020081621 A KR1020020081621 A KR 1020020081621A KR 20020081621 A KR20020081621 A KR 20020081621A KR 100963811 B1 KR100963811 B1 KR 100963811B1
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- laser
- film
- laser light
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- H—ELECTRICITY
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- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
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- 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
- H01L21/02675—Crystallisation or recrystallisation of non-monocrystalline semiconductor materials, e.g. regrowth using laser beams
- H01L21/02686—Pulsed laser beam
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
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- H10D30/60—Insulated-gate field-effect transistors [IGFET]
- H10D30/67—Thin-film transistors [TFT]
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- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
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- H01L21/02381—Silicon, silicon germanium, germanium
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
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- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
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- H01L21/02365—Forming inorganic semiconducting materials on a substrate
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- 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
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- 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
- H01L21/02494—Structure
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
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- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
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- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
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Abstract
Description
Claims (32)
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- 반도체 디바이스를 제조하는 방법에 있어서:절연 표면 상에 반도체막을 형성하는 단계;제 1 반도체 섬을 형성하도록 상기 반도체막을 패터닝하는 단계;상기 제 1 반도체 섬을 레이저 조사에 의해 결정화하는 단계;적어도 2개의 제 2 반도체 섬들을 형성하도록 상기 결정화된 제 1 반도체 섬을 패터닝하는 단계; 및적어도 제 1 및 제 2 박막 트랜지스터들을 포함하는 단위 회로를 형성하는 단계를 포함하고,상기 제 1 및 제 2 박막 트랜지스터들은 상기 2개의 제 2 반도체 섬들 중 하나 및 다른 하나를 각각 활성층으로서 포함하는, 반도체 디바이스 제조 방법.
- 반도체 디바이스를 제조하는 방법에 있어서:절연 표면 상에 반도체막을 형성하는 단계;제 1 반도체 섬을 형성하도록 상기 반도체막을 패터닝하는 단계;상기 제 1 반도체 섬을 레이저 조사에 의해 결정화하는 단계;복수의 제 2 반도체 섬들을 형성하도록 상기 결정화된 제 1 반도체 섬을 패터닝하는 단계; 및복수의 박막 트랜지스터들을 포함하는 단위 회로를 형성하는 단계를 포함하고,상기 단위 회로의 상기 복수의 박막 트랜지스터들 각각은 동일한 제 1 반도체 섬으로부터 형성된 상기 복수의 제 2 반도체 섬들 중 적어도 하나를 포함하는, 반도체 디바이스 제조 방법.
- 반도체 디바이스를 제조하는 방법에 있어서:절연 표면 상에 반도체막을 형성하는 단계;제 1 반도체 섬을 형성하도록 상기 반도체막을 패터닝하는 단계;상기 제 1 반도체 섬을 레이저광으로 제 1 방향으로 주사함으로써 상기 제 1 반도체 섬을 결정화하는 단계;적어도 2개의 제 2 반도체 섬들을 형성하도록 상기 결정화된 제 1 반도체 섬을 패터닝하는 단계;상기 2개의 반도체 섬들을 사용하여 적어도 제 1 및 제 2 박막 트랜지스터들을 각각 형성하는 단계; 및적어도 상기 제 1 및 제 2 박막 트랜지스터들을 포함하는 단위 회로를 형성하는 단계를 포함하고,상기 제 1 및 제 2 박막 트랜지스터들은, 채널 형성 영역의 캐리어 흐름 방향이 상기 제 1 방향과 정렬되는 방식으로, 상기 2개의 제 2 반도체 섬들 중 하나 및 다른 하나를 각각 활성층으로서 포함하는, 반도체 디바이스 제조 방법.
- 반도체 디바이스를 제조하는 방법에 있어서:절연 표면 상에 반도체막을 형성하는 단계;제 1 반도체 섬을 형성하도록 상기 반도체막을 패터닝하는 단계;상기 제 1 반도체 섬을 레이저광으로 제 1 방향으로 주사함으로써 상기 제 1 반도체 섬을 레이저 조사에 의해 결정화하는 단계;복수의 제 2 반도체 섬들을 형성하도록 상기 결정화된 제 1 반도체 섬을 패터닝하는 단계;상기 복수의 제 2 반도체 섬들을 사용하여 복수의 박막 트랜지스터들을 각각 형성하는 단계; 및상기 복수의 박막 트랜지스터들을 포함하는 단위 회로를 형성하는 단계를 포함하고,상기 단위 회로의 상기 복수의 박막 트랜지스터들 각각은, 동일한 제 1 반도체 섬으로부터 형성된 상기 복수의 제 2 반도체 섬들 중 적어도 하나를 포함하고, 상기 제 2 반도체 섬들의 각각의 채널 형성 영역에서의 캐리어 흐름 방향이 상기 제 1 방향과 정렬되는, 반도체 디바이스 제조 방법.
- 제 21 항 내지 제 24 항 중 어느 한 항에 있어서,상기 반도체막은 비정질 실리콘을 포함하는, 반도체 디바이스 제조 방법.
- 제 21 항 내지 제 24 항 중 어느 한 항에 있어서,상기 레이저 조사는 타원 형상으로 집광된 레이저광으로의 상기 반도체막의 조사를 포함하는, 반도체 디바이스 제조 방법.
- 제 21 항 내지 제 24 항 중 어느 한 항에 있어서,상기 레이저 조사는 직사각 형상으로 집광된 레이저광으로의 상기 반도체막의 조사를 포함하는, 반도체 디바이스 제조 방법.
- 제 21 항 내지 제 24 항 중 어느 한 항에 있어서,상기 레이저 조사는 연속파 레이저로의 상기 반도체막의 조사를 포함하는, 반도체 디바이스 제조 방법.
- 제 21 항 내지 제 24 항 중 어느 한 항에 있어서,상기 단위 회로는 전류원 회로인, 반도체 디바이스 제조 방법.
- 제 21 항 내지 제 24 항 중 어느 한 항에 있어서,상기 단위 회로는 전류 미러 회로인, 반도체 디바이스 제조 방법.
- 제 21 항 내지 제 24 항 중 어느 한 항에 있어서,상기 단위 회로는 차동 증폭기 회로인, 반도체 디바이스 제조 방법.
- 제 21 항 내지 제 24 항 중 어느 한 항에 있어서,상기 단위 회로는 연산 증폭기 회로인, 반도체 디바이스 제조 방법.
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JP (1) | JP3992976B2 (ko) |
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US6797550B2 (en) | 2004-09-28 |
CN1427451A (zh) | 2003-07-02 |
TWI272722B (en) | 2007-02-01 |
CN1331189C (zh) | 2007-08-08 |
KR20030053040A (ko) | 2003-06-27 |
JP3992976B2 (ja) | 2007-10-17 |
US7319055B2 (en) | 2008-01-15 |
US20050040412A1 (en) | 2005-02-24 |
JP2003197521A (ja) | 2003-07-11 |
US20030224550A1 (en) | 2003-12-04 |
TW200301566A (en) | 2003-07-01 |
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