KR100941766B1 - 패드 재배열을 이용한 반도체 발광 다이오드 및 그의제조방법 - Google Patents
패드 재배열을 이용한 반도체 발광 다이오드 및 그의제조방법 Download PDFInfo
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- KR100941766B1 KR100941766B1 KR1020070079741A KR20070079741A KR100941766B1 KR 100941766 B1 KR100941766 B1 KR 100941766B1 KR 1020070079741 A KR1020070079741 A KR 1020070079741A KR 20070079741 A KR20070079741 A KR 20070079741A KR 100941766 B1 KR100941766 B1 KR 100941766B1
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 63
- 230000008707 rearrangement Effects 0.000 title claims abstract description 16
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 14
- 238000005530 etching Methods 0.000 claims abstract description 19
- 239000000758 substrate Substances 0.000 claims abstract description 19
- 238000000034 method Methods 0.000 claims abstract description 15
- 238000002161 passivation Methods 0.000 claims abstract description 10
- 230000001681 protective effect Effects 0.000 claims abstract description 4
- 239000010410 layer Substances 0.000 claims description 81
- 239000011241 protective layer Substances 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 4
- 239000012528 membrane Substances 0.000 claims description 4
- 230000008021 deposition Effects 0.000 claims description 3
- 238000007747 plating Methods 0.000 claims description 3
- 230000007480 spreading Effects 0.000 abstract description 2
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- 229910052594 sapphire Inorganic materials 0.000 description 3
- 239000010980 sapphire Substances 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000031700 light absorption Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
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- 229910052710 silicon Inorganic materials 0.000 description 1
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Abstract
Description
Claims (11)
- 기판, 제 1반도체층, 활성층, 및 제 2반도체층을 순차적으로 적층한 후 상기 제 1반도체층의 소정 부분이 노출되도록 메사 식각을 실행하는 1단계;상기 메사 식각 후 잔존하는 제 2반도체층의 상부에 반사층을 적층하는 2단계;상기 메사 식각에 의해 노출된 제 1반도체층의 상부에 제 1전극을 적층하고, 상기 반사층의 상부에 제 2전극을 적층하는 3단계;상기 제 1전극과 제 2전극이 노출되도록 상기 제 1전극과 제 2전극을 제외한 부분에 제 1보호층을 도포하는 4단계; 및상기 제 1보호층의 상부에 제 1본딩패드와 제 2본딩패드를 소정부분에 형성하고, 상기 제 1본딩패드와 상기 제 1전극을 제 1전극라인으로 연결하고, 상기 제 2본딩패드와 제 2전극을 제 2전극라인으로 연결하는 5단계;를 포함하는 패드 재배열을 이용한 반도체 발광 다이오드 제조방법.
- 제 1 항에 있어서,상기 제 1보호층은 동일하거나 다른 재질로 형성된 2중의 보호막으로 형성되는 것을 특징으로 하는 패드 재배열을 이용한 반도체 발광 다이오드 제조방법.
- 제 1항에 있어서,상기 제 1전극, 제 2전극, 제 1본딩패드, 및 제 2본딩패드가 형성되지 않은 부분에 제 2보호층을 형성하는 제 6단계를 더 포함하는 것을 특징으로 하는 것을 특징으로 하는 패드 재배열을 이용한 반도체 발광 다이오드 제조방법.
- 제 3 항에 있어서,상기 제6단계 이후 상기 제1단계에서 형성된 기판을 제거하여 멤브레인(membrane) 형태가 드러나는 단계를 더 추가하는 것을 특징으로 하는 패드 재배열을 이용한 반도체 발광 다이오드 제조방법.
- 제 1 항에 있어서,상기 제 1,2본딩 패드는 이빔 증착 또는 도금에 의해 형성되는 것을 특징으로 하는 패드 재배열을 이용한 반도체 발광 다이오드 제조방법.
- 제 1 항에 있어서,상기 5단계 이후 상기 1단계에서 형성된 기판을 제거하여 멤브레인(membrane) 형태가 드러나는 단계를 더 추가하는 것을 특징으로 하는 패드 재배열을 이용한 반도체 발광 다이오드 제조방법.
- 삭제
- 기판의 상부에 형성되며, 제 1반도체층, 활성층, 및 제 2반도체층이 순차적으로 적층한 후 메사 식각에 의해 제 1반도체층의 소정부분이 노출된 반도체층;상기 메사 식각 후 잔존하는 제 2반도체층의 상부에 순차적으로 형성되는 반사층;상기 메사 식각에 의해 노출된 제 1반도체층의 상부에 적층되는 하나 이상의 제 1전극;상기 반사층의 상부에 적층되는 하나 이상의 제 2전극;상기 제 1전극 및 제 2전극이 노출되도록, 상기 제 1,2전극을 제외한 부분에 적층되는 보호층; 및상기 보호층의 상부에 형성되며 제 1전극 라인 또는 제 2전극 라인을 사용하여 상기 제 1전극 또는 제 2전극의 동일한 극성끼리 각각 전기적 연결을 하는 제 1,2본딩패드;를 포함하는 패드 재배열을 이용한 발광 다이오드.
- 제 8 항에 있어서,상기 제 1전극, 상기 제 1전극 라인 및 상기 제 1본딩 패드는 동일한 극성을 나타내는 것을 특징으로 하는 패드 재배열을 이용한 발광 다이오드.
- 제 8 항에 있어서,상기 제 2전극, 상기 제 2전극 라인 및 상기 제 2본딩 패드는 동일한 극성을 나타내는 것을 특징으로 하는 패드 재배열을 이용한 발광 다이오드.
- 제 9 항 또는 제 10 항에 있어서,상기 제 1전극과 상기 제 2전극은 상이한 극성을 나타내는 것을 특징으로 하는 패드 재배열을 이용한 발광 다이오드.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
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KR1020070079741A KR100941766B1 (ko) | 2007-08-08 | 2007-08-08 | 패드 재배열을 이용한 반도체 발광 다이오드 및 그의제조방법 |
PCT/KR2008/004607 WO2009020365A2 (en) | 2007-08-08 | 2008-08-07 | Light emitting diode with metal piles and multi-passivation layers and its manufacturing method |
US12/672,404 US8847267B2 (en) | 2007-08-08 | 2008-08-07 | Light emitting diode with metal piles and multi-passivation layers and its manufacturing method |
Applications Claiming Priority (1)
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KR1020070079741A KR100941766B1 (ko) | 2007-08-08 | 2007-08-08 | 패드 재배열을 이용한 반도체 발광 다이오드 및 그의제조방법 |
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KR20090015430A KR20090015430A (ko) | 2009-02-12 |
KR100941766B1 true KR100941766B1 (ko) | 2010-02-11 |
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US (1) | US8847267B2 (ko) |
KR (1) | KR100941766B1 (ko) |
WO (1) | WO2009020365A2 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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KR101080853B1 (ko) * | 2009-07-23 | 2011-11-08 | 한국광기술원 | 발광소자 모듈 및 그 제조방법 |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7989824B2 (en) | 2009-06-03 | 2011-08-02 | Koninklijke Philips Electronics N.V. | Method of forming a dielectric layer on a semiconductor light emitting device |
KR101654340B1 (ko) * | 2009-12-28 | 2016-09-06 | 서울바이오시스 주식회사 | 발광 다이오드 |
WO2011083923A2 (en) * | 2010-01-07 | 2011-07-14 | Seoul Opto Device Co., Ltd. | Light emitting diode having electrode pads |
CN102237473B (zh) * | 2010-05-07 | 2015-03-11 | 展晶科技(深圳)有限公司 | 发光二极管及其制造方法 |
KR101252032B1 (ko) | 2010-07-08 | 2013-04-10 | 삼성전자주식회사 | 반도체 발광소자 및 이의 제조방법 |
CN103222073B (zh) * | 2010-08-03 | 2017-03-29 | 财团法人工业技术研究院 | 发光二极管芯片、发光二极管封装结构、及用以形成上述的方法 |
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KR101790047B1 (ko) * | 2011-02-01 | 2017-11-20 | 엘지이노텍 주식회사 | 발광소자 |
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US8847267B2 (en) | 2014-09-30 |
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