KR100651145B1 - 표준 응용에서 고신뢰성을 위한 강한 3족 질화물 발광다이오드 - Google Patents
표준 응용에서 고신뢰성을 위한 강한 3족 질화물 발광다이오드 Download PDFInfo
- Publication number
- KR100651145B1 KR100651145B1 KR1020007002138A KR20007002138A KR100651145B1 KR 100651145 B1 KR100651145 B1 KR 100651145B1 KR 1020007002138 A KR1020007002138 A KR 1020007002138A KR 20007002138 A KR20007002138 A KR 20007002138A KR 100651145 B1 KR100651145 B1 KR 100651145B1
- Authority
- KR
- South Korea
- Prior art keywords
- light emitting
- diode
- emitting diode
- layer
- gallium nitride
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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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
- H10H20/84—Coatings, e.g. passivation layers or antireflective coatings
-
- 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
-
- 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
- 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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- 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
- H01L2224/481—Disposition
- H01L2224/48151—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive
- H01L2224/48221—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked
- H01L2224/48245—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being metallic
- H01L2224/48247—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being metallic connecting the wire to a bond pad of the item
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/15—Details of package parts other than the semiconductor or other solid state devices to be connected
- H01L2924/181—Encapsulation
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- Led Devices (AREA)
- Led Device Packages (AREA)
Abstract
Description
PCT 공개공보 제WO 96/24167호에는 탄화 규소 기판 및 질화 갈륨 활성층을 갖고 녹-청색에서 자외선까지 발광하는 반도체 레이저가 기술되어 있다.
Claims (17)
- 고온 및 고습도 조건에 견디는 고신뢰성의 발광 다이오드에 있어서,a) 탄화 규소 기판(11);b) 상기 기판 상의 버퍼 구조(12);c) 상기 버퍼 구조 상에 p-형 3족 질화물 접촉층(14)을 갖는 3족 질화물 헤테로접합 다이오드(13);d) 상기 기판에 대한 저항 접촉부(15)e) 상기 p-형 접촉층에 접촉하는 백금 저항 접촉부(16); 및f) 상기 백금 저항 접촉부 상의 질화 규소 패시베이션층(17)을 포함하고,수직 발광 다이오드이며,10밀리 암페어, 85%의 상대 습도 및 85℃의 온도에서 적어도 1000시간 동작한 후 처음 광 파워의 적어도 50%를 발광하고 동작 전압이 변하지 않는 것을 특징으로 하는 고신뢰성 발광 다이오드.
- 제1항에 있어서, 상기 다이오드가 단일 헤테로접합 다이오드를 포함하는 것을 특징으로 하는 고신뢰성 발광 다이오드.
- 제1항에 있어서, 상기 다이오드가 이중 헤테로접합 다이오드를 포함하는 것을 특징으로 하는 고신뢰성 발광 다이오드.
- 제1항에 있어서, 상기 접촉층이 질화 갈륨을 포함하는 것을 특징으로 하는 고신뢰성 발광 다이오드.
- 제1항에 있어서, 상기 저항 접촉부가 반투명인 것을 특징으로 하는 고신뢰성 발광 다이오드.
- a) 가시 스펙트럼의 청색 부분에서 발광하는 제1항에 따른 발광 다이오드;b) 적색 발광 다이오드; 및c) 녹색 발광 다이오드를 포함하는 화소.
- 삭제
- 제1항에 있어서, 처음 광 파워는 순방향 전류 입력이 20밀리 암페어일때 800 마이크로와트인 것을 특징으로 하는 고신뢰성 발광 다이오드.
- 제1항에 있어서, 처음 광 파워는 순방향 전류 입력이 20밀리 암페어일때 1600 마이크로와트인 것을 특징으로 하는 고신뢰성 발광 다이오드.
- 제1항에 있어서, 상기 탄화 규소 기판이 3C, 4H, 6H, 15R 인 폴리타입(polytype) 탄화 규소로 이루어지는 군에서 선택되는 것을 특징으로 하는 단결정인 고신뢰성 발광 다이오드.
- 플라스틱 렌즈 안에서 제1항의 다이오드와 일체로 합쳐지는 LED 램프.
- 제1항에 따른 복수의 발광 다이오드, 또는 제6항에 따른 복수의 화소 또는 제11항에 따른 복수의 LED 램프를 포함하는 표시장치(display).
- 제12항에 있어서, 상기 발광 다이오드 또는 상기 LED 램프가 가시 스펙트럼의 청색 부분에서 발광하고, 복수의 적색 발광 다이오드 또는 LED 램프 및 복수의 녹색 발광 다이오드 또는 LED 램프를 추가로 포함하는 표시장치.
- 제1항에 있어서, 상기 헤테로접합 다이오드 및 접촉층이a) 상기 버퍼 구조 상의 n-형 질화 갈륨 에피택셜층;b) 상기 질화 갈륨층 상의 n-형 질화 알루미늄 갈륨 에피택셜층;c) 상기 n-형 질화 알루미늄 갈륨 에피택셜층 상의 보상 n-형 질화 갈륨 활성층;d) 상기 질화 갈륨 활성층 상의 p-형 질화 알루미늄 갈륨층; 및e) 상기 p-형 질화 알루미늄 갈륨층 상의 p-형 질화 갈륨 접촉층을 포함하는 것을 특징으로 하는 고신뢰성 발광 다이오드.
- 삭제
- 삭제
- 삭제
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US92040997A | 1997-08-29 | 1997-08-29 | |
US08/920,409 | 1997-08-29 | ||
PCT/US1998/017849 WO1999010936A2 (en) | 1997-08-29 | 1998-08-28 | Robust group iii nitride light emitting diode for high reliability in standard applications |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010023492A KR20010023492A (ko) | 2001-03-26 |
KR100651145B1 true KR100651145B1 (ko) | 2006-11-28 |
Family
ID=25443701
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020007002138A Expired - Lifetime KR100651145B1 (ko) | 1997-08-29 | 1998-08-28 | 표준 응용에서 고신뢰성을 위한 강한 3족 질화물 발광다이오드 |
Country Status (11)
Country | Link |
---|---|
US (1) | US6946682B2 (ko) |
EP (1) | EP1018169B1 (ko) |
JP (2) | JP4597363B2 (ko) |
KR (1) | KR100651145B1 (ko) |
CN (1) | CN1129192C (ko) |
AT (1) | ATE279789T1 (ko) |
AU (1) | AU9295098A (ko) |
CA (1) | CA2299379C (ko) |
DE (1) | DE69827025T2 (ko) |
ES (1) | ES2226169T3 (ko) |
WO (1) | WO1999010936A2 (ko) |
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ATE279789T1 (de) * | 1997-08-29 | 2004-10-15 | Cree Inc | Robuste lichtemittierende diode aus einer nitridverbindung von elementen der gruppe iii für hohe zuverlässigkeit in standardpackungen |
JP3770014B2 (ja) | 1999-02-09 | 2006-04-26 | 日亜化学工業株式会社 | 窒化物半導体素子 |
EP1168539B1 (en) | 1999-03-04 | 2009-12-16 | Nichia Corporation | Nitride semiconductor laser device |
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CN1726624B (zh) * | 2002-12-20 | 2010-05-26 | 克里公司 | 形成包括平台结构和多层钝化层的半导体器件和相关器件的方法 |
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US8101961B2 (en) * | 2006-01-25 | 2012-01-24 | Cree, Inc. | Transparent ohmic contacts on light emitting diodes with growth substrates |
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KR20090064474A (ko) | 2006-10-02 | 2009-06-18 | 일루미텍스, 인크. | Led 시스템 및 방법 |
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WO2009100358A1 (en) | 2008-02-08 | 2009-08-13 | Illumitex, Inc. | System and method for emitter layer shaping |
TWI362769B (en) | 2008-05-09 | 2012-04-21 | Univ Nat Chiao Tung | Light emitting device and fabrication method therefor |
TW201034256A (en) | 2008-12-11 | 2010-09-16 | Illumitex Inc | Systems and methods for packaging light-emitting diode devices |
US8449128B2 (en) | 2009-08-20 | 2013-05-28 | Illumitex, Inc. | System and method for a lens and phosphor layer |
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US9793439B2 (en) | 2012-07-12 | 2017-10-17 | Sensor Electronic Technology, Inc. | Metallic contact for optoelectronic semiconductor device |
US9312448B2 (en) * | 2012-07-12 | 2016-04-12 | Sensor Electronic Technology, Inc. | Metallic contact for optoelectronic semiconductor device |
US9923118B2 (en) * | 2013-02-25 | 2018-03-20 | Sensor Electronic Technology, Inc. | Semiconductor structure with inhomogeneous regions |
US10199535B2 (en) | 2014-02-22 | 2019-02-05 | Sensor Electronic Technology, Inc. | Semiconductor structure with stress-reducing buffer structure |
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1998
- 1998-08-28 AT AT98945787T patent/ATE279789T1/de not_active IP Right Cessation
- 1998-08-28 ES ES98945787T patent/ES2226169T3/es not_active Expired - Lifetime
- 1998-08-28 KR KR1020007002138A patent/KR100651145B1/ko not_active Expired - Lifetime
- 1998-08-28 DE DE69827025T patent/DE69827025T2/de not_active Expired - Lifetime
- 1998-08-28 CN CN98808738A patent/CN1129192C/zh not_active Expired - Lifetime
- 1998-08-28 CA CA002299379A patent/CA2299379C/en not_active Expired - Fee Related
- 1998-08-28 JP JP2000508147A patent/JP4597363B2/ja not_active Expired - Lifetime
- 1998-08-28 AU AU92950/98A patent/AU9295098A/en not_active Abandoned
- 1998-08-28 EP EP98945787A patent/EP1018169B1/en not_active Expired - Lifetime
- 1998-08-28 WO PCT/US1998/017849 patent/WO1999010936A2/en active IP Right Grant
-
2003
- 2003-03-21 US US10/393,598 patent/US6946682B2/en not_active Expired - Lifetime
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2009
- 2009-05-25 JP JP2009125100A patent/JP2009239294A/ja not_active Ceased
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Also Published As
Publication number | Publication date |
---|---|
AU9295098A (en) | 1999-03-16 |
JP4597363B2 (ja) | 2010-12-15 |
DE69827025D1 (de) | 2004-11-18 |
CA2299379A1 (en) | 1999-03-04 |
CN1269056A (zh) | 2000-10-04 |
JP2001514451A (ja) | 2001-09-11 |
EP1018169B1 (en) | 2004-10-13 |
WO1999010936A2 (en) | 1999-03-04 |
KR20010023492A (ko) | 2001-03-26 |
EP1018169A2 (en) | 2000-07-12 |
DE69827025T2 (de) | 2005-09-08 |
US20040026707A1 (en) | 2004-02-12 |
US6946682B2 (en) | 2005-09-20 |
JP2009239294A (ja) | 2009-10-15 |
ES2226169T3 (es) | 2005-03-16 |
ATE279789T1 (de) | 2004-10-15 |
CA2299379C (en) | 2006-05-30 |
WO1999010936A3 (en) | 1999-05-14 |
CN1129192C (zh) | 2003-11-26 |
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