KR101946917B1 - 발광소자 제조방법 - Google Patents
발광소자 제조방법 Download PDFInfo
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- KR101946917B1 KR101946917B1 KR1020120061374A KR20120061374A KR101946917B1 KR 101946917 B1 KR101946917 B1 KR 101946917B1 KR 1020120061374 A KR1020120061374 A KR 1020120061374A KR 20120061374 A KR20120061374 A KR 20120061374A KR 101946917 B1 KR101946917 B1 KR 101946917B1
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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
- H10H20/81—Bodies
- H10H20/822—Materials of the light-emitting regions
- H10H20/824—Materials of the light-emitting regions comprising only Group III-V materials, e.g. GaP
- H10H20/825—Materials of the light-emitting regions comprising only Group III-V materials, e.g. GaP containing nitrogen, e.g. GaN
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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
- H10H20/833—Transparent materials
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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
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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
- H10H20/85—Packages
- H10H20/8506—Containers
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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
- H10H20/85—Packages
- H10H20/855—Optical field-shaping means, e.g. lenses
-
- 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
- H10H20/85—Packages
- H10H20/857—Interconnections, e.g. lead-frames, bond wires or solder balls
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/20—Light sources comprising attachment means
- F21K9/23—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/20—Light sources comprising attachment means
- F21K9/23—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
- F21K9/238—Arrangement or mounting of circuit elements integrated in the light source
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/003—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
- F21V23/004—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array arranged on a substrate, e.g. a printed circuit board
- F21V23/006—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array arranged on a substrate, e.g. a printed circuit board the substrate being distinct from the light source holder
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
- F21V29/77—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical diverging planar fins or blades, e.g. with fan-like or star-like cross-section
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V3/00—Globes; Bowls; Cover glasses
- F21V3/02—Globes; Bowls; Cover glasses characterised by the shape
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
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- 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 2 내지 도 5는 실시 예에 따른 발광소자 제조방법을 나타낸 도면이다.
도 6은 실시 예에 따른 발광소자의 변형 예를 나타낸 도면이다.
도 7은 실시 예에 따른 발광소자 패키지를 나타낸 도면이다.
도 8은 실시 예에 따른 표시장치를 나타낸 도면이다.
도 9는 실시 예에 따른 표시장치의 다른 예를 나타낸 도면이다.
도 10 내지 도 12는 실시 예에 따른 조명장치를 나타낸 도면이다.
도 13 및 도 14는 실시 예에 따른 조명장치의 다른 예를 나타낸 도면이다.
15: 오믹접촉층 17: 반사전극
30: 투명 도전성 산화막 50: 금속층
60: 본딩층 70: 지지부재
80: 전극
Claims (13)
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 기판 위에, 투명 도전성 산화막, 활성층 및 제1 도전형 반도체층을 포함하는 발광구조물이 형성되는 단계;
상기 제1 도전형 반도체층 위에 오믹접촉층 및 반사전극이 형성되는 단계;
상기 반사전극 위에 금속층이 형성되는 단계;
상기 금속층 위에 본딩층 및 지지부재가 형성되는 단계;
상기 투명 도전성 산화막으로부터 상기 기판이 제거되는 단계;
상기 발광구조물의 측면에 대한 식각이 수행되고 상기 금속층의 일부 영역이 노출되는 단계;
상기 투명 도전성 산화막에 전기적으로 연결된 제1 전극이 형성되는 단계;
를 포함하고,
상기 활성층을 이루는 제1 장벽층은 In 또는 Al을 포함하는 질화물 반도체이고,
상기 제1 장벽층은 상기 투명 도전성 산화막에 직접 접촉되고,
상기 제1 도전형 반도체층은 p형 반도체층을 포함하고,
상기 제1 전극은 n형 전극이고 상기 반사전극은 p형 전극으로 제공되어, 상기 투명 도전성 산화막은 상기 제1 전극으로부터 입력되는 전자를 확산시켜 상기 활성층에 제공하고,
상기 투명 도전성 산화막은 10 나노미터 내지 500 나노미터의 두께로 제공되고, 상기 활성층으로부터 발광되는 포톤이 상기 투명 도전성 산화막을 통하여 외부로 추출되는 발광소자 제조방법. - 삭제
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020120061374A KR101946917B1 (ko) | 2012-06-08 | 2012-06-08 | 발광소자 제조방법 |
US14/405,566 US9419178B2 (en) | 2012-06-08 | 2013-05-22 | Light-emitting device, light-emitting device package, and light unit |
EP13799963.7A EP2860772B1 (en) | 2012-06-08 | 2013-05-22 | Light-emitting device, light-emitting device package, and light unit |
CN201380030104.0A CN104350615B (zh) | 2012-06-08 | 2013-05-22 | 发光器件、发光器件包装和光设备 |
PCT/KR2013/004502 WO2013183876A1 (ko) | 2012-06-08 | 2013-05-22 | 발광소자, 발광소자 패키지 및 라이트 유닛 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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KR1020120061374A KR101946917B1 (ko) | 2012-06-08 | 2012-06-08 | 발광소자 제조방법 |
Publications (2)
Publication Number | Publication Date |
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KR20140011497A KR20140011497A (ko) | 2014-01-29 |
KR101946917B1 true KR101946917B1 (ko) | 2019-02-12 |
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KR1020120061374A Active KR101946917B1 (ko) | 2012-06-08 | 2012-06-08 | 발광소자 제조방법 |
Country Status (5)
Country | Link |
---|---|
US (1) | US9419178B2 (ko) |
EP (1) | EP2860772B1 (ko) |
KR (1) | KR101946917B1 (ko) |
CN (1) | CN104350615B (ko) |
WO (1) | WO2013183876A1 (ko) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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KR20160017905A (ko) * | 2014-08-07 | 2016-02-17 | 엘지이노텍 주식회사 | 발광소자 및 조명시스템 |
CN106206903B (zh) * | 2016-10-10 | 2018-11-27 | 江苏新广联半导体有限公司 | 一种具有高可靠性反射电极结构的led芯片的制作方法 |
TW202441812A (zh) * | 2019-05-16 | 2024-10-16 | 晶元光電股份有限公司 | 半導體元件 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2009146461A1 (en) * | 2008-05-30 | 2009-12-03 | The Regents Of The University Of California | (al,ga,in)n diode laser fabricated at reduced temperature |
KR101020963B1 (ko) | 2010-04-23 | 2011-03-09 | 엘지이노텍 주식회사 | 발광 소자, 발광 소자 제조방법 및 발광 소자 패키지 |
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EP1750310A3 (en) | 2005-08-03 | 2009-07-15 | Samsung Electro-Mechanics Co., Ltd. | Omni-directional reflector and light emitting diode adopting the same |
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JP2010114405A (ja) * | 2008-10-06 | 2010-05-20 | Panasonic Corp | 窒化物半導体発光ダイオード |
KR20100052926A (ko) * | 2008-11-11 | 2010-05-20 | 광주과학기술원 | 발광다이오드 및 그의 제조방법 |
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-
2012
- 2012-06-08 KR KR1020120061374A patent/KR101946917B1/ko active Active
-
2013
- 2013-05-22 EP EP13799963.7A patent/EP2860772B1/en active Active
- 2013-05-22 WO PCT/KR2013/004502 patent/WO2013183876A1/ko active Application Filing
- 2013-05-22 US US14/405,566 patent/US9419178B2/en active Active
- 2013-05-22 CN CN201380030104.0A patent/CN104350615B/zh active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009146461A1 (en) * | 2008-05-30 | 2009-12-03 | The Regents Of The University Of California | (al,ga,in)n diode laser fabricated at reduced temperature |
KR101020963B1 (ko) | 2010-04-23 | 2011-03-09 | 엘지이노텍 주식회사 | 발광 소자, 발광 소자 제조방법 및 발광 소자 패키지 |
Also Published As
Publication number | Publication date |
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EP2860772B1 (en) | 2020-03-11 |
CN104350615B (zh) | 2017-05-17 |
CN104350615A (zh) | 2015-02-11 |
EP2860772A1 (en) | 2015-04-15 |
EP2860772A4 (en) | 2016-03-02 |
US20150137160A1 (en) | 2015-05-21 |
US9419178B2 (en) | 2016-08-16 |
WO2013183876A1 (ko) | 2013-12-12 |
KR20140011497A (ko) | 2014-01-29 |
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