JP4276684B2 - 半導体発光装置及びその製造方法 - Google Patents
半導体発光装置及びその製造方法 Download PDFInfo
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- JP4276684B2 JP4276684B2 JP2007082000A JP2007082000A JP4276684B2 JP 4276684 B2 JP4276684 B2 JP 4276684B2 JP 2007082000 A JP2007082000 A JP 2007082000A JP 2007082000 A JP2007082000 A JP 2007082000A JP 4276684 B2 JP4276684 B2 JP 4276684B2
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/02—Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor bodies
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/02—Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor bodies
- H01L33/20—Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor bodies with a particular shape, e.g. curved or truncated substrate
-
- 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
-
- 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
-
- 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
Description
上記のように、本発明の実施の形態を記載したが、この開示の一部をなす論述及び図面はこの発明を限定するものであると理解すべきではない。この開示から当業者にはさまざまな代替実施の形態、実施例及び運用技術が明らかとなろう。
12…バッファ層
14…活性層
18…コンタクト層
20…第1電極
22…第2電極
40a〜40d…側面
70…ブレード
72…溝
Claims (11)
- 波長λの光を放射する活性層と、
前記活性層の上に設けられ、前記活性層に接した第1主面、前記第1主面に対向する第2主面、前記第2主面に接し、前記第2主面と平行な面と50度以上、かつ80度未満のベベル角の側面を有する第1導電型の第1半導体層と、
前記活性層を挟んで前記第1半導体層と対向し、窒化ガリウム層を含む第2導電型の第2半導体層と、
前記第2半導体層を挟んで前記活性層と対向する第1電極とを備え、
前記第2半導体層の屈折率をnとして、前記活性層と前記第1電極間の距離dについて、
0.3≦n・d/λ≦0.5
の条件を満たすことを特徴とする半導体発光装置。 - 波長λの光を放射する活性層と、
前記活性層の上に設けられ、前記活性層に接した第1主面、前記第1主面に対向する第2主面、前記第2主面に接し、前記第2主面と平行な面と50度以上、かつ80度未満のベベル角の側面を有する第1導電型の第1半導体層と、
前記活性層を挟んで前記第1半導体層と対向し、窒化ガリウム層を含む第2導電型の第2半導体層と、
前記第2半導体層を挟んで前記活性層と対向する第1電極とを備え、
前記第2半導体層が複数の半導体膜を含み、第i(i=1〜k、kは2以上の整数)番目の半導体膜の膜厚をdi、屈折率をniとして、前記距離dが(d1+d2+・・・+dk)であり、
0.3≦(n1・d1+n2・d2+・・・+nk・dk)/λ≦0.5
の条件を満たすことを特徴とする半導体発光装置。 - 前記第1電極が、銀又は銀を成分とする合金であることを特徴とする請求項1又は2に記載の半導体発光装置。
- 前記活性層が、量子井戸層を含むことを特徴とする請求項1〜3のいずれか1項に記載の半導体発光装置。
- 前記第1電極と対向するように前記第2主面上に設けられた第2電極を更に備えることを特徴とする請求項1〜4のいずれか1項に記載の半導体発光装置。
- 前記量子井戸層の井戸数が、1以上、3以内であることを特徴とする請求項4に記載の半導体発光装置。
- 第1導電型の第1半導体層の表面に活性層を成長し、
前記活性層上に窒化ガリウム層を含む第2導電型の第2半導体層を成長し、
前記第2半導体層上に第1電極を形成し、
前記表面と対向する前記第1半導体層の裏面に第2電極を形成し、
前記裏面でブレードを用いて前記第1半導体層に、前記裏面と平行な面と50度以上、かつ80度未満のベベル角の側面を形成してチップに分離することを含み、
前記活性層から放射される光の波長をλ、前記第2半導体層の屈折率をnとして、前記活性層と前記第1電極間の距離dについて、
0.3≦n・d/λ≦0.5
の条件を満たすことを特徴とする半導体発光装置の製造方法。 - 第1導電型の第1半導体層の表面に活性層を成長し、
前記活性層上に窒化ガリウム層を含む第2導電型の第2半導体層を成長し、
前記第2半導体層上に第1電極を形成し、
前記表面と対向する前記第1半導体層の裏面に第2電極を形成し、
前記裏面でブレードを用いて前記第1半導体層に、前記裏面と平行な面と50度以上、かつ80度未満のベベル角の側面を形成してチップに分離することを含み、
前記第2半導体層が複数の半導体膜を含み、第i(i=1〜k)番目の半導体膜の膜厚をdi、屈折率をniとして、前記距離dが(d1+d2+・・・+dk)であり、
0.3≦(n1・d1+n2・d2+・・・+nk・dk)/λ≦0.5
の条件を満たすことを特徴とする半導体発光装置の製造方法。 - 前記第1電極が、銀又は銀を成分とする合金を堆積して形成されることを特徴とする請求項7又は8に記載の半導体発光装置の製造方法。
- 前記活性層が、量子井戸層を含むことを特徴とする請求項7〜9のいずれか1項に記載の半導体発光装置の製造方法。
- 前記量子井戸層の井戸数が、1以上、3以内であることを特徴とする請求項10に記載の半導体発光装置の製造方法。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007082000A JP4276684B2 (ja) | 2007-03-27 | 2007-03-27 | 半導体発光装置及びその製造方法 |
US11/923,114 US20080237616A1 (en) | 2007-03-27 | 2007-10-24 | Semiconductor light emitting device and method for manufacturing the same |
CN2008100824595A CN101276870B (zh) | 2007-03-27 | 2008-03-06 | 半导体发光器件及其制造方法 |
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JP2007082000A JP4276684B2 (ja) | 2007-03-27 | 2007-03-27 | 半導体発光装置及びその製造方法 |
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JP2008244111A JP2008244111A (ja) | 2008-10-09 |
JP4276684B2 true JP4276684B2 (ja) | 2009-06-10 |
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US (1) | US20080237616A1 (ja) |
JP (1) | JP4276684B2 (ja) |
CN (1) | CN101276870B (ja) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
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US10008637B2 (en) * | 2011-12-06 | 2018-06-26 | Cree, Inc. | Light emitter devices and methods with reduced dimensions and improved light output |
KR101040012B1 (ko) * | 2009-03-16 | 2011-06-08 | 엘지이노텍 주식회사 | 반도체 소자 제조방법 |
WO2011007816A1 (ja) * | 2009-07-15 | 2011-01-20 | 三菱化学株式会社 | 半導体発光素子、半導体発光装置、半導体発光素子の製造方法、および半導体発光装置の製造方法 |
JP2011165869A (ja) * | 2010-02-09 | 2011-08-25 | Mitsubishi Electric Corp | 半導体発光素子及びその製造方法 |
JP5671982B2 (ja) * | 2010-11-30 | 2015-02-18 | 三菱化学株式会社 | 半導体発光素子および半導体発光素子の製造方法 |
CN103782402B (zh) | 2011-07-21 | 2017-12-01 | 克利公司 | 用于改进的化学抗性的发光体器件封装、部件和方法、以及相关方法 |
US10211380B2 (en) | 2011-07-21 | 2019-02-19 | Cree, Inc. | Light emitting devices and components having improved chemical resistance and related methods |
US10686107B2 (en) | 2011-07-21 | 2020-06-16 | Cree, Inc. | Light emitter devices and components with improved chemical resistance and related methods |
CN103137803B (zh) * | 2011-12-03 | 2015-08-26 | 清华大学 | 发光二极管 |
US9496466B2 (en) * | 2011-12-06 | 2016-11-15 | Cree, Inc. | Light emitter devices and methods, utilizing light emitting diodes (LEDs), for improved light extraction |
US9343441B2 (en) | 2012-02-13 | 2016-05-17 | Cree, Inc. | Light emitter devices having improved light output and related methods |
US9240530B2 (en) | 2012-02-13 | 2016-01-19 | Cree, Inc. | Light emitter devices having improved chemical and physical resistance and related methods |
KR20140076204A (ko) * | 2012-12-12 | 2014-06-20 | 서울바이오시스 주식회사 | 발광다이오드 및 그 제조방법 |
US20150340557A1 (en) * | 2013-01-08 | 2015-11-26 | Koninklijke Philips N.V. | Shaped led for enhanced light extraction efficiency |
CN105283969B (zh) * | 2013-06-19 | 2019-12-17 | 亮锐控股有限公司 | 具有基于发射场图案的图案化表面特征的led |
JP2022172792A (ja) * | 2021-05-07 | 2022-11-17 | 日機装株式会社 | 窒化物半導体発光素子 |
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US5537433A (en) * | 1993-07-22 | 1996-07-16 | Sharp Kabushiki Kaisha | Semiconductor light emitter |
RU2134007C1 (ru) * | 1998-03-12 | 1999-07-27 | Государственное предприятие Научно-исследовательский институт "Полюс" | Полупроводниковый оптический усилитель |
RU2142661C1 (ru) * | 1998-12-29 | 1999-12-10 | Швейкин Василий Иванович | Инжекционный некогерентный излучатель |
JP2004056010A (ja) * | 2002-07-23 | 2004-02-19 | Toyota Central Res & Dev Lab Inc | 窒化物半導体発光素子 |
US7592636B2 (en) * | 2002-09-30 | 2009-09-22 | Osram Opto Semiconductors Gmbh | Radiation-emitting semiconductor component and method for the production thereof |
US6784460B2 (en) * | 2002-10-10 | 2004-08-31 | Agilent Technologies, Inc. | Chip shaping for flip-chip light emitting diode |
US6900474B2 (en) * | 2002-12-20 | 2005-05-31 | Lumileds Lighting U.S., Llc | Light emitting devices with compact active regions |
JP2005019695A (ja) * | 2003-06-26 | 2005-01-20 | Toshiba Corp | 半導体発光装置 |
JP2005026395A (ja) * | 2003-07-01 | 2005-01-27 | Toshiba Corp | 半導体発光素子及び半導体発光装置 |
JP4868709B2 (ja) * | 2004-03-09 | 2012-02-01 | 三洋電機株式会社 | 発光素子 |
JP4244953B2 (ja) * | 2005-04-26 | 2009-03-25 | 住友電気工業株式会社 | 発光装置およびその製造方法 |
JP2007110090A (ja) * | 2005-09-13 | 2007-04-26 | Sony Corp | GaN系半導体発光素子、発光装置、画像表示装置、面状光源装置、及び、液晶表示装置組立体 |
-
2007
- 2007-03-27 JP JP2007082000A patent/JP4276684B2/ja active Active
- 2007-10-24 US US11/923,114 patent/US20080237616A1/en not_active Abandoned
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2008
- 2008-03-06 CN CN2008100824595A patent/CN101276870B/zh active Active
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CN101276870A (zh) | 2008-10-01 |
CN101276870B (zh) | 2010-06-02 |
JP2008244111A (ja) | 2008-10-09 |
US20080237616A1 (en) | 2008-10-02 |
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