KR20110094955A - 반도체 발광소자 및 그 제조방법, 발광소자 패키지 - Google Patents
반도체 발광소자 및 그 제조방법, 발광소자 패키지 Download PDFInfo
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Abstract
실시 예에 따른 반도체 발광소자는, 복수의 화합물 반도체층을 포함하는 발광 구조물; 상기 발광 구조물 아래에 전극층; 상기 전극층 아래에 전도성 지지부재; 상기 전도성 지지부재에 형성된 버 부재를 포함한다.
Description
도 2 내지 도 12는 도 1의 제조과정을 나타낸 도면이다.
도 13은 도 1의 반도체 발광소자를 갖는 발광 소자 패키지를 나타낸 측 단면도이다.
Claims (21)
- 복수의 화합물 반도체층을 포함하는 발광 구조물;
상기 발광 구조물 아래에 전극층;
상기 전극층 아래에 전도성 지지부재; 및
상기 전도성 지지부재에 형성된 버(bur) 부재를 포함하는 반도체 발광소자. - 제1항에 있어서, 상기 버 부재는 상기 전도성 지지부재의 위 및 아래 방향 중 적어도 한 방향으로 돌출되는 반도체 발광소자.
- 제1항 또는 제2항에 있어서, 상기 버 부재는 Ag, Ni, Al, Rh, Pd, Ir, Ru, Mg, Zn, Pt, Au, Hf, Cu, Mo, Cu-W, 상기 전도성 지지부재로 구성된 물질 중 적어도 하나 및 선택적인 조합으로 형성되는 물질을 포함하는 반도체 발광소자.
- 제1항 또는 제2항에 있어서, 상기 버 부재는 상기 전도성 지지부재로부터 10㎛ 미만의 높이 또는 상기 발광 구조물의 상면보다 낮은 높이로 돌출되는 반도체 발광소자.
- 제1항 또는 제2항에 있어서, 상기 버 부재는 상기 발광 구조물의 반도체층 중 적어도 한 층의 외측으로부터 적어도 1㎛ 이격되는 반도체 발광소자.
- 제1항 또는 제2항에 있어서, 상기 버 부재는 상기 전도성 지지부재의 외측에 랜덤하게 형성되는 반도체 발광소자.
- 제1항에 있어서, 상기 발광 구조물 위에 제1전극을 포함하는 반도체 발광소자.
- 제1항 또는 제7항에 있어서, 상기 발광 구조물과 상기 전극층 사이에 일부가 배치된 채널층을 포함하며,
상기 채널층은 일측이 상기 발광 구조물과 상기 전극층 사이에 배치되고, 타측이 상기 발광 구조물의 외부로 연장되는 반도체 발광소자. - 제8항에 있어서, 상기 버 부재는 상기 채널층의 상면보다 높게 돌출되는 반도체 발광소자.
- 제10항에 있어서, 상기 버 부재는 상기 전도성 지지부재의 외측 위 및 외측 아래에 각각 형성되며,
상기 전도성 지지부재의 둘레 일부에 형성된 홈을 포함하는 반도체 발광소자. - 제1항 또는 제7항에 있어서, 상기 발광 구조물은 상기 전극층 위에 제2도전형 반도체층; 상기 제2도전형 반도체층 위에 활성층; 및 상기 활성층 위에 제1도전형 반도체층을 포함하는 반도체 발광소자.
- 기판 위에 복수의 화합물 반도체층을 포함하는 발광 구조물을 형성하는 단계;
상기 발광 구조물 둘레에 채널층을 형성하는 단계;
상기 발광 구조물 위에 전극층을 형성하는 단계;
상기 전극층 위에 전도성 지지부재를 형성하는 단계;
상기 기판을 제거하는 단계;
상기 발광 구조물의 칩 경계 영역을 따라 상기 전도성 지지부재를 레이저로 스크라이빙하는 단계; 및
상기 칩 경계 영역에 대해 에칭을 수행하는 단계를 포함하며,
상기 레이저 스크라이빙 공정에 의해 상기 전도성 지지부재의 외측에 버 부재가 형성되는 반도체 발광소자 제조방법. - 제12항에 있어서, 상기 버 부재는 상기 전도성 지지부재로부터 상기 발광 구조물의 상단보다 낮은 높이로 형성되는 반도체 발광소자 제조방법.
- 제12항에 있어서, 상기 전도성 지지부재의 두께는 10μm 내지 500μm인 반도체 발광 소자 제조방법.
- 제12항에 있어서, 상기 버 부재는 상기 전도성 지지부재로부터 7㎛ 이하의 높이로 돌출되는 반도체 발광소자 제조방법.
- 제14항에 있어서, 상기 레이저 스크라이빙 공정에 의해 상기 전도성 지지부재의 외측 위 및 외측 아래에 상기 버 부재가 각각 돌출되는 반도체 발광소자 제조방법.
- 제12항에 있어서, 상기 발광 구조물과 상기 전극층 사이에서 외측으로 연장되는 채널층이 형성되는 단계를 포함하는 반도체 발광소자 제조방법.
- 제17항에 있어서, 상기 버 부재는 상기 발광 구조물의 어느 한 층의 외측으로부터 적어도 1㎛의 간격으로 이격되고, 상기 채널층과 1㎛ 이하의 간격을 갖는 반도체 발광소자 제조방법.
- 제17항에 있어서, 상기 버 부재는 상기 전도성 지지부재의 외측에 랜덤하게 형성되는 반도체 발광소자 제조방법.
- 제12항에 있어서, 상기 식각 공정은 습식 식각 및 건식 식각 중 적어도 하나의 공정을 포함하는 반도체 발광 소자 제조방법.
- 제1항 내지 제11항 중 어느 한 항의 반도체 발광소자;
상기 반도체 발광 소자가 배치된 패키지 몸체;
상기 패키지 몸체 위에서 상기 반도체 발광소자와 전기적으로 연결된 적어도 하나의 리드 전극;
상기 패키지 몸체 위에서 상기 반도체 발광소자를 커버하는 몰딩부재를 포함하는 발광 소자 패키지.
Priority Applications (8)
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KR20100014706A KR101064049B1 (ko) | 2010-02-18 | 2010-02-18 | 반도체 발광소자 및 그 제조방법, 발광소자 패키지 |
US12/948,445 US8502248B2 (en) | 2010-02-18 | 2010-11-17 | Light emitting device, having protrusions from a conductive support member, lighting emitting device package, and lighting system |
EP19181721.2A EP3570335B1 (en) | 2010-02-18 | 2010-12-01 | Light emitting device |
DE202010018638.2U DE202010018638U1 (de) | 2010-02-18 | 2010-12-01 | Lichtemittierende Vorrichtung, Lichtemissionsvorrichtungs-Baugruppe, und Beleuchtungssystem |
EP18164519.3A EP3361520B1 (en) | 2010-02-18 | 2010-12-01 | Light emitting device |
EP10193390.1A EP2362451B1 (en) | 2010-02-18 | 2010-12-01 | Light emitting device |
CN201010620982.6A CN102163670B (zh) | 2010-02-18 | 2010-12-24 | 发光器件、发光器件封装以及照明*** |
US13/874,348 US8933477B2 (en) | 2010-02-18 | 2013-04-30 | Light emitting device having protrusions from a conductive support member light emitting device package, and lighting system |
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KR20100014706A KR101064049B1 (ko) | 2010-02-18 | 2010-02-18 | 반도체 발광소자 및 그 제조방법, 발광소자 패키지 |
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KR20110094955A true KR20110094955A (ko) | 2011-08-24 |
KR101064049B1 KR101064049B1 (ko) | 2011-09-08 |
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US (2) | US8502248B2 (ko) |
EP (3) | EP2362451B1 (ko) |
KR (1) | KR101064049B1 (ko) |
CN (1) | CN102163670B (ko) |
DE (1) | DE202010018638U1 (ko) |
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KR20140026071A (ko) * | 2012-08-24 | 2014-03-05 | 엘지이노텍 주식회사 | 발광 소자 |
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TWI790912B (zh) * | 2014-07-03 | 2023-01-21 | 晶元光電股份有限公司 | 光電元件 |
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2010
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- 2010-11-17 US US12/948,445 patent/US8502248B2/en active Active
- 2010-12-01 EP EP10193390.1A patent/EP2362451B1/en active Active
- 2010-12-01 DE DE202010018638.2U patent/DE202010018638U1/de not_active Expired - Lifetime
- 2010-12-01 EP EP19181721.2A patent/EP3570335B1/en active Active
- 2010-12-01 EP EP18164519.3A patent/EP3361520B1/en active Active
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KR20140026071A (ko) * | 2012-08-24 | 2014-03-05 | 엘지이노텍 주식회사 | 발광 소자 |
Also Published As
Publication number | Publication date |
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US20110198618A1 (en) | 2011-08-18 |
EP3361520A1 (en) | 2018-08-15 |
US20130240940A1 (en) | 2013-09-19 |
EP3570335B1 (en) | 2022-03-30 |
EP2362451A2 (en) | 2011-08-31 |
US8933477B2 (en) | 2015-01-13 |
EP3361520B1 (en) | 2019-08-28 |
US8502248B2 (en) | 2013-08-06 |
EP2362451A3 (en) | 2015-04-01 |
KR101064049B1 (ko) | 2011-09-08 |
DE202010018638U1 (de) | 2019-07-23 |
EP2362451B1 (en) | 2018-05-16 |
EP3570335A1 (en) | 2019-11-20 |
CN102163670A (zh) | 2011-08-24 |
CN102163670B (zh) | 2015-12-09 |
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