KR20100073979A - 바디 접촉형 혼합 표면 soi 장치 - Google Patents
바디 접촉형 혼합 표면 soi 장치 Download PDFInfo
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- KR20100073979A KR20100073979A KR1020090109591A KR20090109591A KR20100073979A KR 20100073979 A KR20100073979 A KR 20100073979A KR 1020090109591 A KR1020090109591 A KR 1020090109591A KR 20090109591 A KR20090109591 A KR 20090109591A KR 20100073979 A KR20100073979 A KR 20100073979A
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Images
Classifications
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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]
- H10D30/01—Manufacture or treatment
- H10D30/021—Manufacture or treatment of FETs having insulated gates [IGFET]
- H10D30/024—Manufacture or treatment of FETs having insulated gates [IGFET] of fin field-effect transistors [FinFET]
-
- 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]
- H10D30/601—Insulated-gate field-effect transistors [IGFET] having lightly-doped drain or source extensions, e.g. LDD IGFETs or DDD IGFETs
-
- 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]
- H10D30/62—Fin field-effect transistors [FinFET]
-
- 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]
- H10D30/711—Insulated-gate field-effect transistors [IGFET] having floating bodies
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- Thin Film Transistor (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
Abstract
Description
Claims (10)
- 반도체 구조체로서,제1 측벽(a first sidewall), 제2 측벽 및 실질적으로 수평인 상부 표면을 가지고 기판 상에 위치한 절연체 층 바로 위에 위치하는 반도체 핀(a semiconductor fin) - 상기 제1 및 제2 측벽은 실질적으로 서로 평행하고 실질적으로 수직임 -;상기 반도체 핀 내에 위치하고 제1 도전체형(a first conductivity type)의 도핑을 가지며 상기 절연체 층에 수직으로 접하는 바디 영역(a body region);상기 반도체 핀의 제1 단부(a first end) 내에서 상기 제1 측벽의 바로 위에 위치하고 상기 제1 도전체형과 반대인 제2 도전체형의 도핑을 가지는 제1 소스 영역;상기 반도체 핀의 상기 제1 단부 내에서 상기 제2 측벽의 바로 위에 위치하고 상기 제2 도전체형의 도핑을 가지는 제2 소스 영역; 및상기 제1 소스 영역, 상기 제2 소스 영역 및 상기 제1 도전체형의 도핑을 가지는 상기 반도체 핀의 부분의 상부 표면에 접하고 상기 제1 소스 영역과 상기 제2 소스 영역의 사이에 위치하는 금속 반도체 합금부(a metal semiconductor alloy portion)를 포함하는 반도체 구조체.
- 제1항에 있어서,상기 반도체 핀의 제2 단부 내에 위치하고 상기 제2 도전체형의 도핑을 가지는 드레인 영역을 더 포함하고, 상기 드레인 영역은 상기 바디 영역에 의해 상기 제1 및 제2 소스 영역과 분리되며, 상기 제2 단부는 상기 반도체 핀의 상기 제1 단부의 반대측에 위치하는 반도체 구조체.
- 제2항에 있어서,상기 드레인 영역은 상기 제1 측벽의 바로 위 및 상기 제2 측벽의 바로 위에 위치하는 반도체 구조체.
- 제3항에 있어서,상기 드레인 영역은 연속적이고(contiguous) 상기 반도체 핀의 말단벽(an end wall) 바로 위에 위치하는 부분을 포함하며, 상기 말단벽은 상기 제1 측벽 및 상기 제2 측벽에 실질적으로 수직이고 상기 제1 측벽 및 상기 제2 측벽에 직접 접하는 반도체 구조체.
- 제3항에 있어서,상기 제1 측벽의 중간 부분에 접하는 제1 게이트 유전체;상기 제2 측벽의 중간 부분에 접하는 제2 게이트 유전체; 및상기 제1 게이트 유전체 및 상기 제2 게이트 유전체에 접하는 게이트 도전체를 더 포함하는 반도체 구조체.
- 제3항에 있어서,상기 바디 영역 및 상기 드레인 영역에 수직으로 접하는 유전체 핀 캡부(a dielectric fin cap portion)를 더 포함하는 반도체 구조체.
- 제1항에 있어서,상기 제1 도전체형의 도핑을 가지는 상기 반도체 핀의 상기 부분은 상기 바디 영역의 부분인 반도체 구조체.
- 제1항에 있어서,상기 반도체 핀의 상기 부분은 상기 바디 영역의 도펀트 농도보다 높은 도펀트 농도를 가지는 제1 도전체형 도핑 영역(a first-conductivity-type doped region)인 반도체 구조체.
- 반도체 구조체를 형성하는 방법으로서,제1 측벽, 제2 측벽, 및 실질적으로 수평인 상부 표면을 가지고, 절연체 층 바로 위에 위치하며, 제1 도전체형의 도핑을 가지는 반도체 핀을 형성하는 단계 - 상기 제1 및 제2 측벽은 실질적으로 서로 평행하고 실질적으로 수직임 -;상기 반도체 핀의 제1 단부 내의 상기 제1 측벽의 바로 위에, 상기 제1 도 전체형과 반대인 제2 도전체형의 도핑을 가지는 제1 소스 영역을 형성하는 단계;상기 반도체 핀의 상기 제1 단부 내의 상기 제2 측벽의 바로 위에 상기 제2 도전체형의 도핑을 가지는 제2 소스 영역을 형성하는 단계; 및상기 제1 소스 영역, 상기 제2 소스 영역, 및 상기 제1 도전체형의 도핑을 가지는 상기 반도체 핀의 부분의 상부 표면 바로 위에서, 상기 제1 소스 영역과 상기 제2 소스 영역 사이에 위치하는 금속 반도체 합금부를 형성하는 단계를 포함하는 반도체 구조체를 형성하는 방법.
- 반도체 구조체를 형성하는 방법으로서,제1 측벽, 제2 측벽 및 실질적으로 수평인 상부 표면을 가지고, 절연체 층의 바로 위에 위치하며, 제1 도전체형의 도핑을 가지는 반도체 핀을 형성하는 단계 - 상기 제1 및 제2 측벽은 실질적으로 서로 평행하고 실질적으로 수직임 -;상기 실질적으로 수평인 상부 표면의 바로 아래에, 비결정 반도체 물질(an amorphized semiconductor material)을 포함하고 상기 제1 도전체형의 도핑을 가지는 재결합-중심-포함 반도체 영역(a recombination-center-containing semiconductor region)을 형성하는 단계; 및상기 재결합-중심-포함 반도체 영역 및 상기 반도체 핀 내에 형성된 적어도 하나의 소스 영역의 바로 위에, 상기 제1 도전체형과 반대인 제2 도전체형의 도핑을 가지는 금속 반도체 합금부를 형성하는 단계를 포함하는 반도체 구조체를 형성하는 방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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US12/342,373 US8227867B2 (en) | 2008-12-23 | 2008-12-23 | Body contacted hybrid surface semiconductor-on-insulator devices |
US12/342,373 | 2008-12-23 |
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KR20100073979A true KR20100073979A (ko) | 2010-07-01 |
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US (3) | US8227867B2 (ko) |
JP (1) | JP5528085B2 (ko) |
KR (1) | KR20100073979A (ko) |
CN (1) | CN101764158B (ko) |
TW (1) | TWI512975B (ko) |
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US9023694B2 (en) | 2015-05-05 |
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US8227867B2 (en) | 2012-07-24 |
JP2010153860A (ja) | 2010-07-08 |
CN101764158A (zh) | 2010-06-30 |
JP5528085B2 (ja) | 2014-06-25 |
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US20100155842A1 (en) | 2010-06-24 |
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