KR101916152B1 - 발광소자, 발광소자 패키지 및 라이트 유닛 - Google Patents
발광소자, 발광소자 패키지 및 라이트 유닛 Download PDFInfo
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- KR101916152B1 KR101916152B1 KR1020120075910A KR20120075910A KR101916152B1 KR 101916152 B1 KR101916152 B1 KR 101916152B1 KR 1020120075910 A KR1020120075910 A KR 1020120075910A KR 20120075910 A KR20120075910 A KR 20120075910A KR 101916152 B1 KR101916152 B1 KR 101916152B1
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Classifications
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
- H10H20/80—Constructional details
- H10H20/83—Electrodes
- H10H20/832—Electrodes characterised by their material
- H10H20/835—Reflective materials
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
- H10H20/80—Constructional details
- H10H20/83—Electrodes
- H10H20/831—Electrodes characterised by their shape
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
- H10H20/80—Constructional details
- H10H20/84—Coatings, e.g. passivation layers or antireflective coatings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/4805—Shape
- H01L2224/4809—Loop shape
- H01L2224/48091—Arched
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Abstract
Description
도 2는 실시 예에 따른 발광소자에 적용된 제2 도전형 반도체층의 형상을 설명하는 도면이다.
도 3 내지 도 7은 실시 예에 따른 발광소자 제조방법을 나타낸 도면이다.
도 8 내지 도 10은 실시 예에 따른 발광소자의 변형 예를 나타낸 도면이다.
도 11은 실시 예에 따른 발광소자 패키지를 나타낸 도면이다.
도 12는 실시 예에 따른 표시장치를 나타낸 도면이다.
도 13은 실시 예에 따른 표시장치의 다른 예를 나타낸 도면이다.
도 14는 실시 예에 따른 조명장치를 나타낸 도면이다.
12: 활성층 13: 제2 도전형 반도체층
15: 오믹접촉층 17: 반사전극
30: 채널층 40: 절연층
50: 금속층 60: 본딩층
70: 지지부재 80: 전극
Claims (15)
- 제1 도전형 반도체층;
상기 제1 도전형 반도체층 아래에 배치된 활성층;
상기 활성층 아래에 배치되며, 제1 두께를 갖는 제1 영역과 상기 제1 두께에 비하여 얇은 제2 두께를 갖는 제2 영역을 포함하는 제2 도전형 반도체층;
상기 제2 도전형 반도체층 아래에 배치된 반사전극;
상기 제2 도전형 반도체층의 제2 영역과 상기 반사전극 사이에 배치된 절연층; 및
상기 제1도전형 반도체층 상에 배치된 전극을 포함하고,
상기 반사전극은 상기 제2도전형 반도체층 내로 돌출된 복수개의 돌출부를 포함하고,
상기 절연층은 상기 복수개의 돌출부 상부에 배치되는 복수개의 절연층 영역을 포함하며,
상기 복수개의 절연층 영역 중 적어도 일부는 상기 전극과 수직방향으로 오버랩되지 않는 발광소자. - 제1항에 있어서,
상기 제2도전형 반도체층의 제2영역은 상기 제2도전형 반도체층의 제1영역보다 상기 활성층에 인접한 발광소자. - 삭제
- 제2항에 있어서,
상기 제2 도전형 반도체층의 제1 영역 두께와 상기 제2 영역 두께의 차이는 2 나노미터 내지 50 나노미터인 발광소자. - 제1항에 있어서,
상기 제2 도전형 반도체층의 제1 영역과 상기 반사전극 사이에 배치되고 상기 절연층과 상기 반사전극 사이에 배치되는 오믹접촉층을 포함하고,
상기 오믹접촉층은 상기 제2 도전형 반도체층의 제1영역 및 상기 절연층과 접촉하는 발광소자. - 제1항에 있어서,
상기 제2도전형 반도체층의 상기 제2두께를 갖는 상기 제2영역의 면적은 상기 제2도전형 반도체층 전체 면적의 70% 이하인 발광소자. - 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
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KR1020120075910A KR101916152B1 (ko) | 2012-07-12 | 2012-07-12 | 발광소자, 발광소자 패키지 및 라이트 유닛 |
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KR1020120075910A KR101916152B1 (ko) | 2012-07-12 | 2012-07-12 | 발광소자, 발광소자 패키지 및 라이트 유닛 |
Publications (2)
Publication Number | Publication Date |
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KR20140009650A KR20140009650A (ko) | 2014-01-23 |
KR101916152B1 true KR101916152B1 (ko) | 2018-11-08 |
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KR102299738B1 (ko) * | 2014-12-23 | 2021-09-09 | 쑤저우 레킨 세미컨덕터 컴퍼니 리미티드 | 발광소자 및 조명시스템 |
Citations (1)
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KR101020963B1 (ko) * | 2010-04-23 | 2011-03-09 | 엘지이노텍 주식회사 | 발광 소자, 발광 소자 제조방법 및 발광 소자 패키지 |
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KR101020963B1 (ko) * | 2010-04-23 | 2011-03-09 | 엘지이노텍 주식회사 | 발광 소자, 발광 소자 제조방법 및 발광 소자 패키지 |
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