KR101747419B1 - 반도체 장치 - Google Patents
반도체 장치 Download PDFInfo
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- KR101747419B1 KR101747419B1 KR1020140168976A KR20140168976A KR101747419B1 KR 101747419 B1 KR101747419 B1 KR 101747419B1 KR 1020140168976 A KR1020140168976 A KR 1020140168976A KR 20140168976 A KR20140168976 A KR 20140168976A KR 101747419 B1 KR101747419 B1 KR 101747419B1
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Abstract
절연 표면을 가지는 기판 위에 형성된 산화물 반도체층과, 산화물 반도체층을 덮는 게이트 절연막과, 게이트 절연막 위에 형성된 제1 도전층과 제2 도전층의 순으로 적층된 게이트 전극을 포함하는 게이트 배선과, 산화물 반도체층과, 상기 게이트 전극을 포함하는 상기 게이트 배선을 덮는 절연막과, 절연막 위에 형성되어 산화물 반도체층과 전기적으로 접속되고, 제3 도전층과 제4 도전층의 순으로 적층된 소스 전극을 포함하는 소스 배선을 가지고, 게이트 전극은 제1 도전층으로 형성되고, 게이트 배선은 제1 도전층과 제2 도전층으로 형성되고, 소스 전극은 제3 도전층으로 형성되고, 소스 배선은 제3 도전층과 제4 도전층으로 형성되어 있다.
Description
도 2는 반도체 장치의 제작 방법을 설명한 도면.
도 3은 반도체 장치의 제작 방법을 설명한 도면.
도 4는 반도체 장치의 제작 방법을 설명한 도면.
도 5는 반도체 장치의 제작 방법을 설명한 도면.
도 6은 반도체 장치를 설명한 단면도.
도 7은 반도체 장치를 설명하는 상면도 및 단면도.
도 8은 반도체 장치를 설명하는 상면도 및 단면도.
도 9는 반도체 장치를 설명한 상면도.
도 10은 반도체 장치를 설명한 상면도 및 단면도.
도 11은 반도체 장치를 설명한 상면도 및 단면도.
도 12는 반도체 장치를 설명한 상면도.
도 13은 반도체 장치를 설명한 상면도 및 단면도.
도 14는 반도체 장치의 제작 방법을 설명한 도면.
도 15는 반도체 장치의 제작 방법을 설명한 도면.
도 16은 반도체 장치의 제작 방법을 설명한 도면.
도 17은 반도체 장치의 제작 방법을 설명한 도면.
도 18은 반도체 장치의 제작 방법을 설명한 도면.
도 19는 다계조 마스크를 설명한 도면.
도 20은 반도체 장치를 설명한 상면도 및 단면도.
도 21은 반도체 장치를 설명한 도면.
도 22는 반도체 장치를 설명한 도면.
도 23은 반도체 장치의 화소 등가 회로를 설명한 도면.
도 24는 반도체 장치를 설명한 단면도.
도 25는 반도체 장치를 설명한 상면도 및 단면도.
도 26은 반도체 장치를 설명한 상면도 및 단면도.
도 27은 반도체 장치를 설명한 도면.
도 28은 반도체 장치를 설명한 도면.
도 29는 전자기기를 설명한 도면.
도 30은 전자기기를 설명한 도면.
도 31은 전자기기를 설명한 도면.
Claims (11)
- 삭제
- 반도체 장치의 제작 방법에 있어서,
기판 위에, 각각 인듐, 갈륨, 및 아연을 포함하고 두께가 5 nm 내지 200 nm인 제1 산화물 반도체막 및 제2 산화물 반도체막을 스퍼터링 법에 의하여 형성하는 단계;
상기 제1 산화물 반도체막 위에 인듐 아연 산화물을 포함하는 제1 막과, 상기 제2 산화물 반도체막 위에 인듐 아연 산화물을 포함하는 제2 막을 형성하는 단계;
상기 제1 막 위에 구리를 포함하는 제3 막과, 상기 제2 막 위에 구리를 포함하는 제4 막을 형성하는 단계;
다계조 마스크를 이용하여 상기 제3 막 위에 제1 레지스트 마스크를 형성하고, 상기 다계조 마스크를 이용하여 상기 제4 막 위에 제2 레지스트 마스크를 형성하는 단계;
상기 제1 레지스트 마스크를 이용하여 상기 제3 막을 에칭하고, 상기 제2 레지스트 마스크를 이용하여 상기 제4 막을 에칭하는 단계;
상기 제1 레지스트 마스크를 제거하고 상기 제2 레지스트 마스크의 사이즈를 감소시켜 제3 레지스트 마스크를 형성하기 위해 산소 플라즈마를 사용하여 상기 제1 레지스트 마스크와 상기 제2 레지스트 마스크에 애싱을 행하는 단계;
전극을 형성하기 위해 상기 제3 막을 제거하고, 상기 제3 레지스트 마스크를 사용하여 상기 제4 막을 에칭하는 단계;
상기 전극 위에 제1 절연막을 형성하는 단계;
상기 제1 절연막 위에 제2 절연막을 형성하는 단계;
상기 제2 절연막의 일부를 제거하는 단계; 및
상기 제2 절연막 위에 인듐 아연 산화물을 포함하는 제5 막을 형성하는 단계를 포함하는, 반도체 장치의 제작 방법.
- 반도체 장치의 제작 방법에 있어서,
기판 위에, 각각 인듐, 갈륨, 및 아연을 포함하고 두께가 5 nm 내지 200 nm인 제1 산화물 반도체막 및 제2 산화물 반도체막을 스퍼터링 법에 의하여 형성하는 단계;
상기 제1 산화물 반도체막 위에 인듐 아연 산화물을 포함하는 제1 막과, 상기 제2 산화물 반도체막 위에 인듐 아연 산화물을 포함하는 제2 막을 형성하는 단계;
상기 제1 막 위에 구리를 포함하는 제3 막과, 상기 제2 막 위에 구리를 포함하는 제4 막을 형성하는 단계;
다계조 마스크를 이용하여 상기 제3 막 위에 제1 레지스트 마스크를 형성하고, 상기 다계조 마스크를 이용하여 상기 제4 막 위에 제2 레지스트 마스크를 형성하는 단계;
상기 제1 레지스트 마스크를 이용하여 상기 제3 막을 에칭하고, 상기 제2 레지스트 마스크를 이용하여 상기 제4 막을 에칭하는 단계;
상기 제1 레지스트 마스크를 제거하고 상기 제2 레지스트 마스크의 사이즈를 감소시켜 제3 레지스트 마스크를 형성하기 위해 산소 플라즈마를 사용하여 상기 제1 레지스트 마스크와 상기 제2 레지스트 마스크에 애싱을 행하는 단계;
전극을 형성하기 위해 상기 제3 막을 제거하고, 상기 제3 레지스트 마스크를 사용하여 상기 제4 막을 에칭하는 단계;
상기 전극 위에 질화규소막을 형성하는 단계;
상기 질화규소막 위에 절연막을 형성하는 단계;
상기 절연막의 일부를 제거하는 단계; 및
상기 절연막 위에 인듐 아연 산화물을 포함하는 제5 막을 형성하는 단계를 포함하는, 반도체 장치의 제작 방법.
- 삭제
- 제2 항 또는 제3 항에 있어서,
상기 다계조 마스크는 하프톤 마스크인, 반도체 장치의 제작 방법.
- 삭제
- 삭제
- 제2 항 또는 제3 항에 있어서,
상기 반도체 장치는 상기 제1 산화물 반도체막과 같은 공정에 의해 형성된 제3 산화물 반도체막 및 상기 제5 막과 같은 공정에 의해 형성된 투광성을 가지는 제6 도전막을 포함하는 용량부를 포함하는, 반도체 장치의 제작 방법. - 삭제
- 삭제
- 삭제
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