KR20200037726A - 반도체 디바이스의 제조 방법 및 반도체 디바이스 - Google Patents
반도체 디바이스의 제조 방법 및 반도체 디바이스 Download PDFInfo
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- KR20200037726A KR20200037726A KR1020190093413A KR20190093413A KR20200037726A KR 20200037726 A KR20200037726 A KR 20200037726A KR 1020190093413 A KR1020190093413 A KR 1020190093413A KR 20190093413 A KR20190093413 A KR 20190093413A KR 20200037726 A KR20200037726 A KR 20200037726A
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Abstract
Description
도 1은 본 개시내용의 실시예에 따른 반도체 FET 디바이스를 제조하는 다양한 스테이지 중 하나를 도시하고 있는 도면.
도 2는 본 개시내용의 실시예에 따른 반도체 FET 디바이스를 제조하는 다양한 스테이지 중 하나를 도시하고 있는 도면.
도 3은 본 개시내용의 실시예에 따른 반도체 FET 디바이스를 제조하는 다양한 스테이지 중 하나를 도시하고 있는 도면.
도 4는 본 개시내용의 실시예에 따른 반도체 FET 디바이스를 제조하는 다양한 스테이지 중 하나를 도시하고 있는 도면.
도 5는 본 개시내용의 실시예에 따른 반도체 FET 디바이스를 제조하는 다양한 스테이지 중 하나를 도시하고 있는 도면.
도 6은 본 개시내용의 실시예에 따른 반도체 FET 디바이스를 제조하는 다양한 스테이지 중 하나를 도시하고 있는 도면.
도 7은 본 개시내용의 실시예에 따른 반도체 FET 디바이스를 제조하는 다양한 스테이지 중 하나를 도시하고 있는 도면.
도 8은 본 개시내용의 실시예에 따른 반도체 FET 디바이스를 제조하는 다양한 스테이지 중 하나를 도시하고 있는 도면.
도 9는 본 개시내용의 실시예에 따른 반도체 FET 디바이스를 제조하는 다양한 스테이지 중 하나를 도시하고 있는 도면.
도 10은 본 개시내용의 실시예에 따른 반도체 FET 디바이스를 제조하는 다양한 스테이지 중 하나를 도시하고 있는 도면.
도 11은 본 개시내용의 실시예에 따른 반도체 FET 디바이스를 제조하는 다양한 스테이지 중 하나를 도시하고 있는 도면.
도 12는 본 개시내용의 실시예에 따른 반도체 FET 디바이스를 제조하는 다양한 스테이지 중 하나를 도시하고 있는 도면.
도 13a 및 도 13b는 본 개시내용의 실시예에 따른 반도체 FET 디바이스를 제조하는 다양한 스테이지 중 하나를 도시하고 있는 도면.
도 14는 본 개시내용의 다른 실시예에 따른 반도체 FET 디바이스를 제조하는 다양한 스테이지 중 하나를 도시하고 있는 도면.
도 15는 본 개시내용의 다른 실시예에 따른 반도체 FET 디바이스를 제조하는 다양한 스테이지 중 하나를 도시하고 있는 도면.
도 16은 본 개시내용의 다른 실시예에 따른 반도체 FET 디바이스를 제조하는 다양한 스테이지 중 하나를 도시하고 있는 도면.
도 17은 본 개시내용의 다른 실시예에 따른 반도체 FET 디바이스를 제조하는 다양한 스테이지 중 하나를 도시하고 있는 도면.
도 18은 본 개시내용의 다른 실시예에 따른 반도체 FET 디바이스를 제조하는 다양한 스테이지 중 하나를 도시하고 있는 도면.
도 19는 본 개시내용의 다른 실시예에 따른 반도체 FET 디바이스를 제조하는 다양한 스테이지 중 하나를 도시하고 있는 도면.
도 20은 본 개시내용의 다른 실시예에 따른 반도체 FET 디바이스를 제조하는 다양한 스테이지 중 하나를 도시하고 있는 도면.
도 21은 본 개시내용의 다른 실시예에 따른 반도체 FET 디바이스를 제조하는 다양한 스테이지 중 하나를 도시하고 있는 도면.
도 22는 본 개시내용의 다른 실시예에 따른 반도체 FET 디바이스를 제조하는 다양한 스테이지 중 하나를 도시하고 있는 도면.
도 23은 본 개시내용의 다른 실시예에 따른 반도체 FET 디바이스를 제조하는 다양한 스테이지 중 하나를 도시하고 있는 도면.
도 24는 본 개시내용의 다른 실시예에 따른 반도체 FET 디바이스를 제조하는 다양한 스테이지 중 하나를 도시하고 있는 도면.
도 25는 본 개시내용의 다른 실시예에 따른 반도체 FET 디바이스를 제조하는 다양한 스테이지 중 하나를 도시하고 있는 도면.
도 26은 본 개시내용의 다른 실시예에 따른 반도체 FET 디바이스를 제조하는 다양한 스테이지 중 하나를 도시하고 있는 도면.
도 27은 본 개시내용의 다른 실시예에 따른 반도체 FET 디바이스를 제조하는 다양한 스테이지 중 하나를 도시하고 있는 도면.
도 28은 본 개시내용의 다른 실시예에 따른 반도체 FET 디바이스를 제조하는 다양한 스테이지 중 하나를 도시하고 있는 도면.
도 29는 본 개시내용의 다른 실시예에 따른 반도체 FET 디바이스를 제조하는 다양한 스테이지 중 하나를 도시하고 있는 도면.
도 30은 본 개시내용의 다른 실시예에 따른 반도체 FET 디바이스를 제조하는 다양한 스테이지 중 하나를 도시하고 있는 도면.
도 31은 본 개시내용의 다른 실시예에 따른 반도체 FET 디바이스를 제조하는 다양한 스테이지 중 하나를 도시하고 있는 도면.
도 32는 본 개시내용의 다른 실시예에 따른 반도체 FET 디바이스를 제조하는 다양한 스테이지 중 하나를 도시하고 있는 도면.
도 33은 본 개시내용의 다른 실시예에 따른 반도체 FET 디바이스를 제조하는 다양한 스테이지 중 하나를 도시하고 있는 도면.
도 34는 본 개시내용의 다른 실시예에 따른 반도체 FET 디바이스를 제조하는 다양한 스테이지 중 하나를 도시하고 있는 도면.
도 35는 본 개시내용의 다른 실시예에 따른 반도체 FET 디바이스를 제조하는 다양한 스테이지 중 하나를 도시하고 있는 도면.
도 36a는 본 개시내용의 다른 실시예에 따른 반도체 FET 디바이스를 제조하는 다양한 스테이지 중 하나를 도시하고 있는 도면. 도 36b는 본 개시내용의 다른 실시예에 따른 반도체 FET 디바이스를 제조하는 다양한 스테이지 중 하나를 도시하고 있는 도면.
도 37은 본 개시내용의 실시예에 따른 반도체 FET 디바이스의 단면도를 도시하고 있다.
Claims (10)
- 반도체 디바이스의 제조 방법으로서,
기판 위에 배치된 유전체층(dielectric layer) 상에 반도체층을 형성하는 단계;
상기 반도체층 상에 시드층(seed layer)을 형성하는 단계;
상기 시드층을 패터닝된 시드층으로 패터닝하는 단계; 및
상기 패터닝된 시드층을 결정화의 시드로서 사용하여 상기 반도체층에 대해 결정화 작업을 수행하여, 이에 의해 결정화된 반도체층을 형성하는 단계
를 포함하는 반도체 디바이스의 제조 방법. - 제1항에 있어서, 상기 시드층은 MgO인 것인 반도체 디바이스의 제조 방법.
- 제1항에 있어서, 상기 반도체층은 비정질 또는 다결정(poly crystal)인 것인 반도체 디바이스의 제조 방법.
- 제3항에 있어서, 상기 반도체층은 Si, SiGe 및 Ge 중 하나인 것인 반도체 디바이스의 제조 방법.
- 제1항에 있어서, 상기 시드층의 두께는 1 nm 내지 10 nm의 범위에 있는 것인 반도체 디바이스의 제조 방법.
- 제1항에 있어서, 상기 반도체층의 두께는 10 nm 내지 50 nm의 범위에 있는 것인 반도체 디바이스의 제조 방법.
- 제1항에 있어서, 상기 결정화 작업은 350℃ 내지 450℃의 온도에서의 열적 어닐링 또는 레이저 어닐링을 포함하는 것인 반도체 디바이스의 제조 방법.
- 제1항에 있어서,
상기 패터닝된 시드층의 대향 측면들에 측벽 스페이서를 형성하는 단계;
소스/드레인 구조체를 형성하는 단계;
상기 측벽 스페이서, 상기 패터닝된 시드층 및 상기 소스/드레인 구조체 위에 층간 유전체(interlayer dielectric: ILD) 층을 형성하는 단계;
상기 ILD 층이 형성된 후에, 상기 패터닝된 시드층을 제거하여, 이에 의해 게이트 공간을 형성하는 단계; 및
상기 게이트 공간 내에 게이트 유전체층 및 게이트 전극층을 형성하는 단계를 더 포함하는 반도체 디바이스의 제조 방법. - 반도체 디바이스의 제조 방법으로서,
기판 위에 배치된 유전체층 상에 비정질(amorphous) 또는 다결정 반도체층을 형성하는 단계;
상기 반도체층 상에 시드층을 형성하는 단계;
상기 시드층을 복수의 패터닝된 시드층으로 패터닝하는 단계; 및
상기 패터닝된 시드층을 결정화의 시드로서 사용하여 상기 반도체층 상에 결정화 작업을 수행하여, 이에 의해 상기 유전체층 위에 복수의 단결정질(single crystalline) 반도체층을 형성하는 단계
를 포함하는 반도체 디바이스의 제조 방법. - 반도체 디바이스에 있어서,
기판 상에 배치된 전자 디바이스;
상기 전자 디바이스 위에 배치된 하나 이상의 유전체층; 및
상기 하나 이상의 유전체층의 최상부층(uppermost layer) 상에 배치된 박막 트랜지스터
를 포함하고,
상기 박막 트랜지스터의 각각은,
상기 최상부층 상에 배치된 반도체층의 부분으로서 형성된 채널;
상기 채널 위에 배치된 게이트 유전체층;
상기 게이트 유전체층 위에 배치된 게이트 전극층;
상기 게이트 전극층의 대향 측면들 상에 배치된 측벽 스페이서; 및
소스 및 드레인을 포함하고,
상기 채널은 단결정이고,
결정 입계(grain boundary)가 상기 박막 트랜지스터들 중 하나의 박막 트랜지스터의 반도체층과 상기 박막 트랜지스터들 중 상기 하나의 박막 트랜지스터에 인접한 상기 박막 트랜지스터들 중 다른 하나의 박막 트랜지스터의 반도체층 사이에 존재하는 것인 반도체 디바이스.
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| US20070246752A1 (en) * | 2006-04-21 | 2007-10-25 | Kangguo Cheng | Semiconductor device structures with reduced junction capacitance and drain induced barrier lowering and methods for fabricating such device structures and for fabricating a semiconductor-on-insulator substrate |
| US20130193431A1 (en) * | 2012-01-26 | 2013-08-01 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device and method for manufacturing the same |
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| US7683373B2 (en) * | 2004-10-05 | 2010-03-23 | Samsung Mobile Display Co., Ltd. | Thin film transistor and method of fabricating the same |
| KR102325158B1 (ko) * | 2014-01-30 | 2021-11-10 | 가부시키가이샤 한도오따이 에네루기 켄큐쇼 | 반도체 장치, 전자 기기, 및 반도체 장치의 제작 방법 |
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| KR20050117467A (ko) * | 2004-06-09 | 2005-12-14 | 삼성에스디아이 주식회사 | 박막트랜지스터 및 그 제조 방법 |
| US20070246752A1 (en) * | 2006-04-21 | 2007-10-25 | Kangguo Cheng | Semiconductor device structures with reduced junction capacitance and drain induced barrier lowering and methods for fabricating such device structures and for fabricating a semiconductor-on-insulator substrate |
| US20150162415A1 (en) * | 2011-11-23 | 2015-06-11 | Haizhou Yin | Semiconductor structure and method for manufacturing the same |
| US20130193431A1 (en) * | 2012-01-26 | 2013-08-01 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device and method for manufacturing the same |
| US20150102466A1 (en) * | 2013-10-16 | 2015-04-16 | Taiwan Semiconductor Manufacturing Company Limited | Semiconductor-on-insulator structure and method of fabricating the same |
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