KR100478623B1 - 반도체 박막의 형성방법 및 반도체 박막의 형성장치 - Google Patents
반도체 박막의 형성방법 및 반도체 박막의 형성장치 Download PDFInfo
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- KR100478623B1 KR100478623B1 KR10-2003-0000010A KR20030000010A KR100478623B1 KR 100478623 B1 KR100478623 B1 KR 100478623B1 KR 20030000010 A KR20030000010 A KR 20030000010A KR 100478623 B1 KR100478623 B1 KR 100478623B1
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Abstract
Description
Claims (11)
- 절연재로 이루어지는 기층 상에 비단결정 반도체층을 형성하고, 상기 비단결정 반도체층에 빛을 조사하고, 상기 빛과 상기 기층을 상대적으로 움직임으로써 상기 비단결정 반도체층을 결정화하는 반도체 박막의 형성방법에 있어서,상기 빛의 광강도 분포를 균일화하고;상기 광강도 분포가 균일화된 빛의 진폭이 상기 빛의 상기 기층에 대한 상대운동 방향으로 증가하도록 진폭을 변조하고;상기 진폭이 변조된 빛을 상기 기층 상에 형성된 상기 비단결정 반도체층 상에 투사하고; 그리고상기 빛의 조사면 내에서 온도가 낮은 점을 만들고, 결정성장의 기점을 생성하고, 상기 빛의 상기 기층에 대한 상대운동 방향을 따라 결정을 형성하여 단결정 영역을 형성하는;단계들을 포함하여 이루어지는 것을 특징으로 하는 반도체 박막의 형성방법.
- 절연재로 이루어지는 기층 상에 비단결정 반도체층을 형성하고, 상기 비단결정 반도체층에 빛을 조사하고, 상기 빛과 상기 기층을 상대적으로 움직임으로써 상기 비단결정 반도체층을 결정화하는 반도체 박막의 형성방법에 있어서,상기 빛의 광강도 분포를 균일화하고;상기 광강도 분포가 균일화된 빛의 진폭이 상기 빛의 상기 기층에 대한 상대운동 방향으로 증가하도록 진폭을 변조하고;상기 진폭이 변조된 빛을 1 mm 이하의 위치에 설치된 상기 기층 위에 형성된 상기 비단결정 반도체층 위에 입사시켜 조사하고; 그리고상기 빛의 조사면 내에서 온도가 낮은 점을 만들고, 결정성장의 기점을 생성하고, 상기 빛의 상기 기층에 대한 상대운동 방향을 따라 결정을 형성하여 단결정 영역을 형성하는단계들을 포함하여 이루어지는 것을 특징으로 하는 반도체 박막의 형성방법.
- 제1항 또는 제2항에 있어서, 상기 성장 거리 정도의 피치로 상기 빛과 상기 기층을 상대적으로 움직이고, 선행하는 제1 쇼트에 상기 제1 쇼트에 이어지는 제2 쇼트를 일부 겹침으로써, 띠형상의 단결정 영역을 형성하는 것을 특징으로 하는 반도체 박막의 형성방법.
- 절연재로 이루어지는 기층 상에 비단결정 반도체층을 형성하고, 상기 비단결정 반도체층에 빛을 조사하고, 상기 빛과 상기 기층을 상대적으로 움직임으로써 상기 비단결정 반도체층을 결정화하기 위한 반도체 박막의 형성장치에 있어서,상기 빛을 발하는 광원;상기 광원으로부터 발생되는 빛의 광강도 분포를 균일화하는 호모디나이저;상기 호모디나이저의 출사광로에 설치된, 상기 호모디나이저에 의해 광강도 분포가 균일화된 빛의 진폭이 상기 빛의 상기 기층에 대한 상대운동 방향으로 증가하도록 진폭을 변조하는 진폭변조 수단;상기 호모디나이저의 출사광로에 설치된, , 상기 진폭변조 수단에 의해 진폭이 변조된 빛을 상기 기층 상에 형성된 상기 비단결정 반도체층 상에 투사하는 투사 광학시스템과;상기 빛의 조사면 내에서 온도가 낮은 점을 만드는 수단; 및상기 빛과 상기 기층을 상대적으로 움직이는 수단;을 포함하여 이루어지는 것을 특징으로 하는 반도체 박막의 형성장치.
- 제4항에 있어서, 상기 진폭변조 수단은 광흡수 마스크인 것을 특징으로 하는 반도체 박막의 형성장치.
- 제4항에 있어서, 상기 온도가 낮은 점을 만드는 수단은 위상 쉬프터인 것을 특징으로 하는 반도체 박막의 형성장치.
- 제4항에 있어서, 상기 온도가 낮은 점을 만드는 수단은 광흡수 도트를 갖는 마스크인 것을 특징으로 하는 반도체 박막의 형성장치.
- 절연재로 이루어지는 기층 상에 비단결정 반도체층을 형성하고, 상기 비단결정 반도체층에 빛을 조사하고, 상기 빛과 상기 기층을 상대적으로 움직임으로써 상기 비단결정 반도체층을 결정화하기 위한 반도체 박막의 형성장치에 있어서,상기 빛을 발하는 광원;상기 광원으로부터 발생되는 빛의 광강도 분포를 균일화하는 호모디나이저;상기 호모디나이저에 의해 광강도 분포가 균일화된 빛의 진폭이 상기 빛의 상기 기층에 대한 상대운동 방향으로 증가하도록 진폭 변조를 행하는 진폭변조 수단;상기 빛의 조사면 내에서 온도가 낮은 점을 만드는 수단; 및상기 빛과 상기 기층을 상대적으로 움직이는 수단;을 포함하여 이루어지는 것을 특징으로 하는 반도체 박막의 형성장치.
- 제8항에 있어서, 상기 진폭변조 수단 겸 상기 온도가 낮은 점을 만드는 수단이 광흡수 도트를 갖는 위상 쉬프터인 것을 특징으로 하는 반도체 박막의 형성장치.
- 제4항 또는 제8항에 있어서, 상기 진폭변조 수단과 상기 온도가 낮은 점을 만드는 수단과의 위치조정을 행하는 위치조정 수단을 더 포함하는 것을 특징으로 하는 반도체 박막의 형성장치.
- 제10항에 있어서, 상기 위치조정 수단은 얼라이먼트용 레이저빔과 얼라이먼트 마크를 이용한 위치조정 수단인 것을 특징으로 하는 반도체 박막의 형성장치.
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JP2002053130A JP4279498B2 (ja) | 2002-02-28 | 2002-02-28 | 半導体薄膜の形成方法、半導体薄膜の形成装置および結晶化方法 |
JPJP-P-2002-00053130 | 2002-02-28 |
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KR20030071483A KR20030071483A (ko) | 2003-09-03 |
KR100478623B1 true KR100478623B1 (ko) | 2005-03-28 |
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US (2) | US6946367B2 (ko) |
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CN (1) | CN100442440C (ko) |
DE (1) | DE10306550B4 (ko) |
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JP4279498B2 (ja) | 2009-06-17 |
TW200303378A (en) | 2003-09-01 |
CN1441463A (zh) | 2003-09-10 |
JP2003257855A (ja) | 2003-09-12 |
TW588128B (en) | 2004-05-21 |
FR2836594A1 (fr) | 2003-08-29 |
US20050272274A1 (en) | 2005-12-08 |
CN100442440C (zh) | 2008-12-10 |
DE10306550A1 (de) | 2003-09-18 |
US20030162332A1 (en) | 2003-08-28 |
DE10306550B4 (de) | 2006-09-28 |
US7335261B2 (en) | 2008-02-26 |
US6946367B2 (en) | 2005-09-20 |
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