KR20080102497A - 반도체 발광 소자 및 그 제조방법 - Google Patents
반도체 발광 소자 및 그 제조방법 Download PDFInfo
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- KR20080102497A KR20080102497A KR1020070049058A KR20070049058A KR20080102497A KR 20080102497 A KR20080102497 A KR 20080102497A KR 1020070049058 A KR1020070049058 A KR 1020070049058A KR 20070049058 A KR20070049058 A KR 20070049058A KR 20080102497 A KR20080102497 A KR 20080102497A
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Abstract
Description
Claims (19)
- 제 1도전성 반도체층;상기 제 1도전성 반도체층에 형성된 오목형 렌즈 패턴;상기 오목형 렌즈 패턴 및 제 1도전성 반도체층의 위에 형성된 제 2도전성 반도체층;상기 제 2도전성 반도체층 위에 형성된 활성층;상기 활성층 위에 형성된 제 3도전성 반도체층을 포함하는 반도체 발광 소자.
- 볼록형 렌즈 패턴을 갖는 기판;상기 기판 위에 형성된 제 1n형 반도체층;상기 제 1n형 반도체층에 형성된 오목형 렌즈 패턴;상기 제 1n형 반도체층 위에 형성된 제 2n형 반도체층;상기 제 2n형 반도체층 위에 형성된 활성층;상기 활성층 위에 형성된 p형 반도체층을 포함하는 반도체 발광 소자.
- 제 1항 또는 제 2항에 있어서,상기 오목형 렌즈 패턴은 SiO2, ITO, Al203 중 적어도 하나로 형성되는 반도체 발광 소자.
- 제 1항 또는 제 2항에 있어서,상기 오목형 렌즈 패턴의 표면은 구형, 다각형, 패턴 교차형 중 적어도 한 형태로 형성되는 반도체 발광 소자.
- 제 1항 또는 제 2항에 있어서,상기 오목형 렌즈 패턴의 표면은 그 패턴이 형성된 반도체층의 표면과 동일한 평면에 형성되는 반도체 발광 소자.
- 제 1항에 있어서,상기 제 1도전성 반도체층 및 제 2도전성 반도체층 중 적어도 한 층은 1~100um로 형성되는 반도체 발광 소자.
- 제 1항에 있어서,상기 제 1도전성 반도체층의 두께는 제 2도전성 반도체층의 두께보다 2배 두껍게 형성되는 반도체 발광 소자.
- 제 1항 또는 제 2항에 있어서,상기 오목형 렌즈 패턴의 높이는 0.01~50um로 형성되는 반도체 발광 소자.
- 제 1항 또는 제 2항에 있어서,상기 오목형 렌즈 패턴의 넓이는 0.01~1000um로 형성되는 반도체 발광 소자.
- 제 1항 또는 제 2항에 있어서,상기 오목형 렌즈 패턴 간의 간격은 0.001~1000um로 형성되는 반도체 발광 소자.
- 제 1항에 있어서,상기 제 1 및 제 2도전성 반도체층은 n형 반도체층이며,상기 제 3도전성 반도체층은 p형 반도체층으로 형성되는 반도체 발광 소자.
- 제 1항에 있어서,상기 제 1도전성 반도체층의 아래에 형성된 제 1전극;상기 제 3도전성 반도체층 위에 형성된 반사 전극;상기 반사 전극 위에 형성된 전도성 지지기판을 포함하는 반도체 발광 소자.
- 제 1도전성 반도체층을 형성하는 단계;상기 제 1도전성 반도체층에 오목형 렌즈 패턴을 형성하는 단계;상기 오목형 렌즈 패턴 및 제 1도전성 반도체층의 위에 제 2도전성 반도체층을 형성하는 단계;상기 제 2도전성 반도체층 위에 활성층을 형성하는 단계;상기 활성층 위에 제 3도전성 반도체층을 형성하는 단계를 포함하는 반도체 발광 소자 제조방법.
- 제 13항에 있어서,상기 오목형 렌즈 패턴을 형성하는 단계는, 상기 제 1도전성 반도체층에 포토 레지스트 패턴을 이용하여 오목 렌즈형 홈을 형성하는 단계; 상기 오목 렌즈형 홈이 형성된 제 1도전성 반도체층 위에 렌즈 패턴 막을 형성하는 단계; 상기 렌즈 패턴 막을 제 1도전성 반도체층의 상면까지 제거하여 오목형 렌즈 패턴을 형성하는 단계를 포함하는 반도체 발광소자 제조방법.
- 제 13항에 있어서,상기 오목형 렌즈 패턴은 스퍼터, 전자 빔 증착 장비, MOCVD 중 어느 하나를 이용하여 형성하는 반도체 발광 소자 제조방법.
- 제 13항에 있어서,상기 제 1도전성 반도체층의 아래에 형성된 볼록형 렌즈 패턴을 갖는 기판 또는 제 1전극을 포함하는 반도체 발광 소자 제조방법.
- 제 13항에 있어서,상기 제 3도전성 반도체층 위에는 제 4도전성 반도체층 또는 제 2전극이 형성되는 반도체 발광 소자 제조방법.
- 제 13항에 있어서,상기 오목형 렌즈 패턴은 구, 다각형, 패턴 교차형 중 적어도 한 형태로 형성되는 반도체 발광 소자 제조방법.
- 제 13항에 있어서,상기 오목형 렌즈 패턴은 상기 오목형 렌즈 패턴과 굴절률이 다르며, SiO2, ITO, Al203 중 적어도 하나로 형성되는 반도체 발광 소자 제조방법.
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070049058A KR101393785B1 (ko) | 2007-05-21 | 2007-05-21 | 반도체 발광 소자 및 그 제조방법 |
CN200880022537.0A CN101689593B (zh) | 2007-05-21 | 2008-05-21 | 半导体发光器件及其制造方法 |
PCT/KR2008/002836 WO2008143460A1 (en) | 2007-05-21 | 2008-05-21 | Semiconductor light emitting device and method of manufacturing the same |
US12/451,622 US8093611B2 (en) | 2007-05-21 | 2008-05-21 | Semiconductor light emitting device and method of manufacturing the same |
EP08753631.4A EP2156478B1 (en) | 2007-05-21 | 2008-05-21 | Semiconductor light emitting device and method of manufacturing the same |
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KR1020070049058A KR101393785B1 (ko) | 2007-05-21 | 2007-05-21 | 반도체 발광 소자 및 그 제조방법 |
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KR20080102497A true KR20080102497A (ko) | 2008-11-26 |
KR101393785B1 KR101393785B1 (ko) | 2014-05-13 |
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KR1020070049058A Expired - Fee Related KR101393785B1 (ko) | 2007-05-21 | 2007-05-21 | 반도체 발광 소자 및 그 제조방법 |
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US (1) | US8093611B2 (ko) |
EP (1) | EP2156478B1 (ko) |
KR (1) | KR101393785B1 (ko) |
CN (1) | CN101689593B (ko) |
WO (1) | WO2008143460A1 (ko) |
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KR100657941B1 (ko) * | 2004-12-31 | 2006-12-14 | 삼성전기주식회사 | 요철 구조를 포함하는 발광 소자 및 그 제조 방법 |
KR100631981B1 (ko) * | 2005-04-07 | 2006-10-11 | 삼성전기주식회사 | 수직구조 3족 질화물 발광 소자 및 그 제조 방법 |
KR100750932B1 (ko) * | 2005-07-31 | 2007-08-22 | 삼성전자주식회사 | 기판 분해 방지막을 사용한 단결정 질화물계 반도체 성장및 이를 이용한 고품위 질화물계 발광소자 제작 |
-
2007
- 2007-05-21 KR KR1020070049058A patent/KR101393785B1/ko not_active Expired - Fee Related
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2008
- 2008-05-21 WO PCT/KR2008/002836 patent/WO2008143460A1/en active Application Filing
- 2008-05-21 EP EP08753631.4A patent/EP2156478B1/en not_active Not-in-force
- 2008-05-21 CN CN200880022537.0A patent/CN101689593B/zh not_active Expired - Fee Related
- 2008-05-21 US US12/451,622 patent/US8093611B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
KR101393785B1 (ko) | 2014-05-13 |
EP2156478A4 (en) | 2015-09-16 |
EP2156478A1 (en) | 2010-02-24 |
EP2156478B1 (en) | 2018-08-15 |
CN101689593A (zh) | 2010-03-31 |
US20100133567A1 (en) | 2010-06-03 |
CN101689593B (zh) | 2014-12-24 |
WO2008143460A1 (en) | 2008-11-27 |
US8093611B2 (en) | 2012-01-10 |
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