KR101820972B1 - 반도체 장치 및 그 제조 방법 - Google Patents
반도체 장치 및 그 제조 방법 Download PDFInfo
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- KR101820972B1 KR101820972B1 KR1020127009196A KR20127009196A KR101820972B1 KR 101820972 B1 KR101820972 B1 KR 101820972B1 KR 1020127009196 A KR1020127009196 A KR 1020127009196A KR 20127009196 A KR20127009196 A KR 20127009196A KR 101820972 B1 KR101820972 B1 KR 101820972B1
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Abstract
Description
도 2a 내지 2e는 반도체 장치의 제조 방법을 설명하는 단면도이다.
도 3의 A 및 B는 반도체 장치의 구조를 설명하는 단면도 및 평면도이다.
도 4a 내지 4e는 반도체 장치의 제조 방법을 설명하는 단면도이다.
도 5의 A 및 B는 반도체 장치의 구조를 설명하는 단면도 및 평면도이다.
도 6a 내지 6d는 반도체 장치의 제조 방법을 설명하는 단면도이다.
도 7의 A 내지 C는 반도체 장치의 제조 방법을 설명하는 단면도이다.
도 8의 A 및 B는 반도체 장치의 제조 방법을 설명하는 단면도이다.
도 9는 DC-DC 컨버터의 구조의 예를 나타낸다.
도 10의 A 내지 C는 DC-DC 컨버터에 포함된 회로의 출력 파형의 예를 나타낸다.
도 11은 인버터를 구비한 태양광 발전 시스템의 예를 나타낸다.
도 12a 내지 12f는 반도체 장치의 제조 방법을 설명하는 단면도이다.
도 13a 내지 13e는 반도체 장치의 제조 방법을 설명하는 단면도이다.
도 14a 내지 14f는 반도체 장치의 제조 방법을 설명하는 단면도이다.
도 15a 내지 15e는 반도체 장치의 제조 방법을 설명하는 단면도이다.
도 16의 A 내지 C는 반도체 장치의 제조 방법을 설명하는 단면도이다.
도 17의 A 및 B는 반도체 장치의 제조 방법을 설명하는 단면도이다.
도 18의 A 내지 C는 반도체 장치의 제조 방법을 설명하는 단면도이다.
도 19의 A 및 B는 반도체 장치의 제조 방법을 설명하는 단면도이다.
Claims (17)
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 반도체 장치의 제조 방법으로서,
기판 위에 제1 도전층을 형성하는 단계;
상기 제1 도전층 위에 제1 절연층을 형성하는 단계;
상기 제1 절연층 위이고, 상기 제1 도전층과 겹치는 산화물 반도체층을 형성하는 단계;
상기 산화물 반도체층의 결정도(crystallinity)를 증가시키도록 상기 산화물 반도체층을 가열하는 단계;
상기 산화물 반도체층과 접하는 제2 도전층 및 제3 도전층을 형성하는 단계;
상기 산화물 반도체층, 상기 제2 도전층 및 상기 제3 도전층 위에 제2 절연층을 형성하는 단계; 및
상기 제2 절연층 위이고, 상기 산화물 반도체층의 일부와 겹치는 제4 도전층을 형성하는 단계를 포함하고,
상기 제4 도전층은 상기 제2 도전층 및 상기 제3 도전층과 겹치고,
상기 산화물 반도체층은 제1 영역 및 제2 영역을 포함하며, 상기 제1 영역은 상기 제2 영역 위에 있고,
상기 제1 영역은 결정을 포함하고, 상기 결정의 c축은 상기 제2 절연층에 수직이고,
상기 제2 영역은 상기 제1 영역보다 낮은 결정도를 가지고 있고,
상기 제1 영역에 포함된 모든 금속 원소들은 상기 제2 영역에 포함되어 있고, 상기 제2 영역에 포함된 모든 금속 원소들은 상기 제1 영역에 포함되어 있는 반도체 장치의 제조 방법. - 제7항에 있어서,
상기 가열의 온도가 500℃ 이상인 반도체 장치의 제조 방법. - 제7항에 있어서,
상기 산화물 반도체층은 In-Ga-Zn-O계 타깃을 사용하여 스퍼터링법으로 형성하는 반도체 장치의 제조 방법. - 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 반도체 장치의 제조 방법으로서,
기판 위에 제1 도전층을 형성하는 단계;
상기 제1 도전층 위에 제1 절연층을 형성하는 단계;
상기 제1 절연층 위이고, 상기 제1 도전층과 겹치는 산화물 반도체층을 형성하는 단계;
상기 산화물 반도체층에 함유된 수소의 적어도 일부를 제거하도록 상기 산화물 반도체층을 가열하는 단계;
상기 산화물 반도체층과 접하는 제2 도전층 및 제3 도전층을 형성하는 단계;
상기 산화물 반도체층, 상기 제2 도전층 및 상기 제3 도전층 위에 제2 절연층을 형성하는 단계; 및
상기 제2 절연층 위이고, 상기 산화물 반도체층의 일부와 겹치는 제4 도전층을 형성하는 단계를 포함하고,
상기 제4 도전층은 상기 제2 도전층 및 상기 제3 도전층과 겹치고,
상기 산화물 반도체층은 제1 영역 및 제2 영역을 포함하며, 상기 제1 영역은 상기 제2 영역 위에 있고,
상기 제1 영역은 결정을 포함하고, 상기 결정의 c축은 상기 제2 절연층에 수직이고,
상기 제2 영역은 상기 제1 영역보다 낮은 결정도를 가지고 있고,
상기 제1 영역에 포함된 모든 금속 원소들은 상기 제2 영역에 포함되어 있고, 상기 제2 영역에 포함된 모든 금속 원소들은 상기 제1 영역에 포함되어 있는 반도체 장치의 제조 방법. - 제15항에 있어서,
상기 가열의 온도가 500℃ 이상인 반도체 장치의 제조 방법. - 제15항에 있어서,
상기 산화물 반도체층은 In-Ga-Zn-O계 타깃을 사용하여 스퍼터링법으로 형성하는 반도체 장치의 제조 방법.
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JP5697396B2 (ja) | 2015-04-08 |
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JP2016122857A (ja) | 2016-07-07 |
CN102576737A (zh) | 2012-07-11 |
US20160260839A1 (en) | 2016-09-08 |
EP2486593A4 (en) | 2014-04-23 |
US9006728B2 (en) | 2015-04-14 |
TW201130057A (en) | 2011-09-01 |
JP6126713B2 (ja) | 2017-05-10 |
CN102576737B (zh) | 2015-10-21 |
US20150279929A1 (en) | 2015-10-01 |
JP2011100992A (ja) | 2011-05-19 |
WO2011043170A1 (en) | 2011-04-14 |
US9941413B2 (en) | 2018-04-10 |
KR20120099491A (ko) | 2012-09-10 |
TWI508185B (zh) | 2015-11-11 |
US20140162402A1 (en) | 2014-06-12 |
EP2486593B1 (en) | 2017-02-01 |
US9349791B2 (en) | 2016-05-24 |
KR101959693B1 (ko) | 2019-03-18 |
JP5893182B2 (ja) | 2016-03-23 |
KR20120093871A (ko) | 2012-08-23 |
EP2486593A1 (en) | 2012-08-15 |
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