KR100599012B1 - 열전도성 기판을 갖는 발광 다이오드 및 그것을 제조하는방법 - Google Patents
열전도성 기판을 갖는 발광 다이오드 및 그것을 제조하는방법 Download PDFInfo
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- KR100599012B1 KR100599012B1 KR1020050057327A KR20050057327A KR100599012B1 KR 100599012 B1 KR100599012 B1 KR 100599012B1 KR 1020050057327 A KR1020050057327 A KR 1020050057327A KR 20050057327 A KR20050057327 A KR 20050057327A KR 100599012 B1 KR100599012 B1 KR 100599012B1
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- 239000000758 substrate Substances 0.000 title claims abstract description 62
- 238000004519 manufacturing process Methods 0.000 title abstract description 14
- 229910052751 metal Inorganic materials 0.000 claims abstract description 116
- 239000002184 metal Substances 0.000 claims abstract description 116
- 239000004065 semiconductor Substances 0.000 claims abstract description 114
- 238000000034 method Methods 0.000 claims description 23
- 238000000605 extraction Methods 0.000 claims description 13
- 238000005530 etching Methods 0.000 claims description 12
- 238000007788 roughening Methods 0.000 claims description 8
- 238000000059 patterning Methods 0.000 claims description 2
- 230000017525 heat dissipation Effects 0.000 abstract description 9
- 239000010931 gold Substances 0.000 description 11
- 229910052594 sapphire Inorganic materials 0.000 description 8
- 239000010980 sapphire Substances 0.000 description 8
- 238000003491 array Methods 0.000 description 6
- 229910052737 gold Inorganic materials 0.000 description 5
- 229910052718 tin Inorganic materials 0.000 description 5
- 239000000956 alloy Substances 0.000 description 3
- 229910045601 alloy Inorganic materials 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 238000005253 cladding Methods 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000001312 dry etching Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 150000004678 hydrides Chemical class 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000006798 recombination Effects 0.000 description 1
- 238000005215 recombination Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 238000009751 slip forming Methods 0.000 description 1
- JBQYATWDVHIOAR-UHFFFAOYSA-N tellanylidenegermanium Chemical compound [Te]=[Ge] JBQYATWDVHIOAR-UHFFFAOYSA-N 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
- 238000001039 wet etching Methods 0.000 description 1
Images
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
- H10H29/00—Integrated devices, or assemblies of multiple devices, comprising at least one light-emitting semiconductor element covered by group H10H20/00
- H10H29/10—Integrated devices comprising at least one light-emitting semiconductor component covered by group H10H20/00
- H10H29/14—Integrated devices comprising at least one light-emitting semiconductor component covered by group H10H20/00 comprising multiple light-emitting semiconductor components
-
- 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
- H01L2224/73—Means for bonding being of different types provided for in two or more of groups H01L2224/10, H01L2224/18, H01L2224/26, H01L2224/34, H01L2224/42, H01L2224/50, H01L2224/63, H01L2224/71
- H01L2224/732—Location after the connecting process
- H01L2224/73251—Location after the connecting process on different surfaces
- H01L2224/73265—Layer and wire connectors
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L25/00—Assemblies consisting of a plurality of semiconductor or other solid state devices
- H01L25/03—Assemblies consisting of a plurality of semiconductor or other solid state devices all the devices being of a type provided for in a single subclass of subclasses H10B, H10F, H10H, H10K or H10N, e.g. assemblies of rectifier diodes
- H01L25/04—Assemblies consisting of a plurality of semiconductor or other solid state devices all the devices being of a type provided for in a single subclass of subclasses H10B, H10F, H10H, H10K or H10N, e.g. assemblies of rectifier diodes the devices not having separate containers
- H01L25/075—Assemblies consisting of a plurality of semiconductor or other solid state devices all the devices being of a type provided for in a single subclass of subclasses H10B, H10F, H10H, H10K or H10N, e.g. assemblies of rectifier diodes the devices not having separate containers the devices being of a type provided for in group H10H20/00
- H01L25/0753—Assemblies consisting of a plurality of semiconductor or other solid state devices all the devices being of a type provided for in a single subclass of subclasses H10B, H10F, H10H, H10K or H10N, e.g. assemblies of rectifier diodes the devices not having separate containers the devices being of a type provided for in group H10H20/00 the devices being arranged next to each other
-
- 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]
- H10H20/01—Manufacture or treatment
- H10H20/011—Manufacture or treatment of bodies, e.g. forming semiconductor layers
- H10H20/018—Bonding of wafers
-
- 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
- H10H20/819—Bodies characterised by their shape, e.g. curved or truncated substrates
- H10H20/82—Roughened surfaces, e.g. at the interface between epitaxial layers
-
- 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
- H10H20/858—Means for heat extraction or cooling
- H10H20/8581—Means for heat extraction or cooling characterised by their material
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Abstract
Description
Claims (11)
- 열전도성 절연 기판;상기 절연 기판 상에 서로 이격되어 위치하는 복수개의 금속 패턴들;상기 각 금속 패턴의 일부 영역 상에 위치하고, 각각 P형 반도체층, 활성층 및 N형 반도체층을 포함하는 발광셀들; 및상기 발광셀들의 상부면과 그것에 인접한 금속패턴들을 전기적으로 연결하는 금속배선들을 포함하는 발광 다이오드.
- 청구항 1에 있어서,상기 발광셀들의 각 P형 반도체층이 상기 금속패턴에 접촉되고, 상기 각 N형 반도체층의 표면이 상기 발광셀의 상부면이 되는 발광 다이오드.
- 청구항 2에 있어서,상기 각 N형 반도체층 상에 형성되어 상기 금속배선에 연결되는 전극 패드를 더 포함하는 발광 다이오드.
- 청구항 2에 있어서,상기 각 N형 반도체층의 표면은 광추출효율을 증가시키도록 거칠게 형성된 발광 다이오드.
- 청구항 1에 있어서,상기 각 금속패턴은 접합된 적어도 두개의 금속층을 포함하는 발광 다이오드.
- 제1 기판 상에 버퍼층, N형 반도체층, 활성층 및 P형 반도체층을 포함하는 반도체층들 및 상기 반도체층들 상에 제1 금속층을 형성하고,열전도성, 절연성의 제2 기판 상에 제2 금속층을 형성하고,상기 제1 금속층과 상기 제2 금속층이 서로 마주보도록 상기 금속층들을 접합시키고,상기 제1 기판을 상기 반도체층들로부터 분리시키고,상기 반도체층들 및 상기 금속층들을 패터닝하여 서로 이격된 금속패턴들 및 상기 각 금속패턴의 일부영역 상에 위치하는 발광셀을 형성하고,상기 발광셀들의 상부면과 그것에 인접한 금속패턴들을 전기적으로 연결하는 금속배선들을 형성하는 것을 포함하는 발광 다이오드 제조방법.
- 청구항 6에 있어서,상기 P형 반도체층은 상기 제1 금속층에 오믹접촉되는 것을 특징으로 하는 발광 다이오드 제조방법.
- 청구항 6에 있어서,상기 제1 기판을 분리시킨 후, 상기 버퍼층을 제거하여 N형 반도체층을 노출시키는 것을 더 포함하는 발광 다이오드 제조방법.
- 청구항 8에 있어서,상기 노출된 상기 N형 반도체층의 표면을 거칠게 형성하는 것을 더 포함하는 발광 다이오드 제조방법.
- 청구항 9에 있어서,상기 노출된 N형 반도체층의 표면을 거칠게 형성하는 것은 PEC 에칭 기술을 사용하여 수행되는 발광 다이오드 제조방법.
- 청구항 9에 있어서,상기 노출된 N형 반도체층의 표면을 거칠게 형성하는 것은상기 노출된 N형 반도체층 상에 금속층을 형성하고,상기 금속층을 열처리하여 금속 아일랜드들을 형성하고,상기 아일랜드들을 식각마스크로 사용하여 상기 N형 반도체층의 일부를 식각하는 것을 포함하는 발광 다이오드 제조방법.
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050057327A KR100599012B1 (ko) | 2005-06-29 | 2005-06-29 | 열전도성 기판을 갖는 발광 다이오드 및 그것을 제조하는방법 |
CN2009101597343A CN101604701B (zh) | 2005-06-29 | 2006-06-05 | 具有导热基板的发光二极管及其制造方法 |
PCT/KR2006/002146 WO2007001124A1 (en) | 2005-06-29 | 2006-06-05 | Light emitting diode having a thermal conductive substrate and method of fabricating the same |
US11/994,306 US8039846B2 (en) | 2005-06-29 | 2006-06-05 | Light emitting diode having a thermal conductive substrate and method of fabricating the same |
JP2008519162A JP5368088B2 (ja) | 2005-06-29 | 2006-06-05 | 発光ダイオードおよびその製造方法 |
EP06768755.8A EP1905103B1 (en) | 2005-06-29 | 2006-06-05 | Method of fabricating a light emitting diode having a thermal conductive substrate |
CNB2006800233306A CN100565947C (zh) | 2005-06-29 | 2006-06-05 | 具有导热基板的发光二极管及其制造方法 |
US13/235,053 US8129207B2 (en) | 2005-06-29 | 2011-09-16 | Light emitting diode having a thermal conductive substrate and method of fabricating the same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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KR1020050057327A KR100599012B1 (ko) | 2005-06-29 | 2005-06-29 | 열전도성 기판을 갖는 발광 다이오드 및 그것을 제조하는방법 |
Publications (1)
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KR100599012B1 true KR100599012B1 (ko) | 2006-07-12 |
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KR1020050057327A Expired - Fee Related KR100599012B1 (ko) | 2005-06-29 | 2005-06-29 | 열전도성 기판을 갖는 발광 다이오드 및 그것을 제조하는방법 |
Country Status (6)
Country | Link |
---|---|
US (2) | US8039846B2 (ko) |
EP (1) | EP1905103B1 (ko) |
JP (1) | JP5368088B2 (ko) |
KR (1) | KR100599012B1 (ko) |
CN (2) | CN100565947C (ko) |
WO (1) | WO2007001124A1 (ko) |
Cited By (16)
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WO2008014750A3 (de) * | 2006-08-04 | 2008-06-12 | Osram Opto Semiconductors Gmbh | Dünnfilm-halbleiterbauelement und bauelement-verbund |
JP2010514198A (ja) | 2006-12-22 | 2010-04-30 | ソウル オプト デバイス カンパニー リミテッド | 複数のセルを有する発光素子 |
EP2341543A1 (en) | 2009-12-31 | 2011-07-06 | Seoul Opto Device Co., Ltd. | Light emitting device and method of fabricating the same |
US8058147B2 (en) | 2005-08-05 | 2011-11-15 | Osram Opto Semiconductors Gmbh | Method for producing semiconductor components and thin-film semiconductor component |
US8183072B2 (en) | 2008-12-31 | 2012-05-22 | Seoul Opto Device Co., Ltd. | Light emitting device having plurality of non-polar light emitting cells and method of fabricating the same |
US8211724B2 (en) | 2008-12-31 | 2012-07-03 | Seoul Opto Device Co., Ltd. | Light emitting device having a plurality of non-polar light emitting cells and a method of fabricating the same |
US8232571B2 (en) | 2008-12-24 | 2012-07-31 | Seoul Opto Device Co., Ltd. | Light emitting device having plurality of light emitting cells and method of fabricating the same |
US8288781B2 (en) | 2008-09-30 | 2012-10-16 | Seoul Opto Device Co., Ltd. | Light emitting device and method of fabricating the same |
WO2013015551A3 (ko) * | 2011-07-26 | 2013-03-07 | An Sang Jeong | 반도체 발광부 연결체 |
KR101393355B1 (ko) * | 2007-12-28 | 2014-06-30 | 서울바이오시스 주식회사 | 발광 다이오드 및 그 제조방법 |
US8937327B2 (en) | 2009-03-31 | 2015-01-20 | Seoul Semiconductor Co., Ltd. | Light emitting device having plurality of light emitting cells and method of fabricating the same |
US9048409B2 (en) | 2010-09-24 | 2015-06-02 | Seoul Semiconductor Co., Ltd. | Wafer-level light emitting diode package and method of fabricating the same |
US9142720B2 (en) | 2007-01-29 | 2015-09-22 | Osram Opto Semiconductors Gmbh | Thin-film light emitting diode chip and method for producing a thin-film light emitting diode chip |
KR101799716B1 (ko) * | 2008-09-24 | 2017-11-20 | 루미레즈 엘엘씨 | 복합 기판 상에 성장되는 반도체 발광 장치 |
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US10580929B2 (en) | 2016-03-30 | 2020-03-03 | Seoul Viosys Co., Ltd. | UV light emitting diode package and light emitting diode module having the same |
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Also Published As
Publication number | Publication date |
---|---|
US8039846B2 (en) | 2011-10-18 |
CN101208812A (zh) | 2008-06-25 |
CN101604701A (zh) | 2009-12-16 |
EP1905103A1 (en) | 2008-04-02 |
EP1905103B1 (en) | 2017-03-01 |
US8129207B2 (en) | 2012-03-06 |
US20090166645A1 (en) | 2009-07-02 |
CN100565947C (zh) | 2009-12-02 |
CN101604701B (zh) | 2011-11-16 |
JP5368088B2 (ja) | 2013-12-18 |
JP2008545267A (ja) | 2008-12-11 |
EP1905103A4 (en) | 2011-01-19 |
US20120003766A1 (en) | 2012-01-05 |
WO2007001124A1 (en) | 2007-01-04 |
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