DE69029340D1 - Halbleiterlaser mit fünfelementigem Verbindungshalbleiter - Google Patents

Halbleiterlaser mit fünfelementigem Verbindungshalbleiter

Info

Publication number
DE69029340D1
DE69029340D1 DE69029340T DE69029340T DE69029340D1 DE 69029340 D1 DE69029340 D1 DE 69029340D1 DE 69029340 T DE69029340 T DE 69029340T DE 69029340 T DE69029340 T DE 69029340T DE 69029340 D1 DE69029340 D1 DE 69029340D1
Authority
DE
Germany
Prior art keywords
semiconductor
element compound
semiconductor laser
compound semiconductor
laser
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 - Fee Related
Application number
DE69029340T
Other languages
English (en)
Other versions
DE69029340T2 (de
Inventor
Ako Hatano
Toshihide Izumiya
Yasuo Ohba
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Corp
Original Assignee
Toshiba Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Toshiba Corp filed Critical Toshiba Corp
Application granted granted Critical
Publication of DE69029340D1 publication Critical patent/DE69029340D1/de
Publication of DE69029340T2 publication Critical patent/DE69029340T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B82NANOTECHNOLOGY
    • B82YSPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y20/00Nanooptics, e.g. quantum optics or photonic crystals
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01SDEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00Semiconductor lasers
    • H01S5/20Structure or shape of the semiconductor body to guide the optical wave ; Confining structures perpendicular to the optical axis, e.g. index or gain guiding, stripe geometry, broad area lasers, gain tailoring, transverse or lateral reflectors, special cladding structures, MQW barrier reflection layers
    • H01S5/22Structure or shape of the semiconductor body to guide the optical wave ; Confining structures perpendicular to the optical axis, e.g. index or gain guiding, stripe geometry, broad area lasers, gain tailoring, transverse or lateral reflectors, special cladding structures, MQW barrier reflection layers having a ridge or stripe structure
    • H01S5/223Buried stripe structure
    • H01S5/2231Buried stripe structure with inner confining structure only between the active layer and the upper electrode
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01SDEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00Semiconductor lasers
    • H01S5/30Structure or shape of the active region; Materials used for the active region
    • H01S5/32Structure or shape of the active region; Materials used for the active region comprising PN junctions, e.g. hetero- or double- heterostructures
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01SDEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00Semiconductor lasers
    • H01S5/30Structure or shape of the active region; Materials used for the active region
    • H01S5/34Structure or shape of the active region; Materials used for the active region comprising quantum well or superlattice structures, e.g. single quantum well [SQW] lasers, multiple quantum well [MQW] lasers or graded index separate confinement heterostructure [GRINSCH] lasers
    • H01S5/343Structure or shape of the active region; Materials used for the active region comprising quantum well or superlattice structures, e.g. single quantum well [SQW] lasers, multiple quantum well [MQW] lasers or graded index separate confinement heterostructure [GRINSCH] lasers in AIIIBV compounds, e.g. AlGaAs-laser, InP-based laser
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01SDEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S2302/00Amplification / lasing wavelength
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01SDEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00Semiconductor lasers
    • H01S5/30Structure or shape of the active region; Materials used for the active region
    • H01S5/32Structure or shape of the active region; Materials used for the active region comprising PN junctions, e.g. hetero- or double- heterostructures
    • H01S5/3201Structure or shape of the active region; Materials used for the active region comprising PN junctions, e.g. hetero- or double- heterostructures incorporating bulkstrain effects, e.g. strain compensation, strain related to polarisation
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01SDEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00Semiconductor lasers
    • H01S5/30Structure or shape of the active region; Materials used for the active region
    • H01S5/32Structure or shape of the active region; Materials used for the active region comprising PN junctions, e.g. hetero- or double- heterostructures
    • H01S5/321Structure or shape of the active region; Materials used for the active region comprising PN junctions, e.g. hetero- or double- heterostructures having intermediate bandgap layers
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01SDEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00Semiconductor lasers
    • H01S5/30Structure or shape of the active region; Materials used for the active region
    • H01S5/32Structure or shape of the active region; Materials used for the active region comprising PN junctions, e.g. hetero- or double- heterostructures
    • H01S5/3211Structure or shape of the active region; Materials used for the active region comprising PN junctions, e.g. hetero- or double- heterostructures characterised by special cladding layers, e.g. details on band-discontinuities
    • H01S5/3216Structure or shape of the active region; Materials used for the active region comprising PN junctions, e.g. hetero- or double- heterostructures characterised by special cladding layers, e.g. details on band-discontinuities quantum well or superlattice cladding layers
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01SDEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00Semiconductor lasers
    • H01S5/30Structure or shape of the active region; Materials used for the active region
    • H01S5/32Structure or shape of the active region; Materials used for the active region comprising PN junctions, e.g. hetero- or double- heterostructures
    • H01S5/323Structure or shape of the active region; Materials used for the active region comprising PN junctions, e.g. hetero- or double- heterostructures in AIIIBV compounds, e.g. AlGaAs-laser, InP-based laser
    • H01S5/32308Structure or shape of the active region; Materials used for the active region comprising PN junctions, e.g. hetero- or double- heterostructures in AIIIBV compounds, e.g. AlGaAs-laser, InP-based laser emitting light at a wavelength less than 900 nm
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01SDEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00Semiconductor lasers
    • H01S5/30Structure or shape of the active region; Materials used for the active region
    • H01S5/32Structure or shape of the active region; Materials used for the active region comprising PN junctions, e.g. hetero- or double- heterostructures
    • H01S5/323Structure or shape of the active region; Materials used for the active region comprising PN junctions, e.g. hetero- or double- heterostructures in AIIIBV compounds, e.g. AlGaAs-laser, InP-based laser
    • H01S5/32308Structure or shape of the active region; Materials used for the active region comprising PN junctions, e.g. hetero- or double- heterostructures in AIIIBV compounds, e.g. AlGaAs-laser, InP-based laser emitting light at a wavelength less than 900 nm
    • H01S5/32341Structure or shape of the active region; Materials used for the active region comprising PN junctions, e.g. hetero- or double- heterostructures in AIIIBV compounds, e.g. AlGaAs-laser, InP-based laser emitting light at a wavelength less than 900 nm blue laser based on GaN or GaP
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01SDEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00Semiconductor lasers
    • H01S5/30Structure or shape of the active region; Materials used for the active region
    • H01S5/34Structure or shape of the active region; Materials used for the active region comprising quantum well or superlattice structures, e.g. single quantum well [SQW] lasers, multiple quantum well [MQW] lasers or graded index separate confinement heterostructure [GRINSCH] lasers
    • H01S5/343Structure or shape of the active region; Materials used for the active region comprising quantum well or superlattice structures, e.g. single quantum well [SQW] lasers, multiple quantum well [MQW] lasers or graded index separate confinement heterostructure [GRINSCH] lasers in AIIIBV compounds, e.g. AlGaAs-laser, InP-based laser
    • H01S5/34333Structure or shape of the active region; Materials used for the active region comprising quantum well or superlattice structures, e.g. single quantum well [SQW] lasers, multiple quantum well [MQW] lasers or graded index separate confinement heterostructure [GRINSCH] lasers in AIIIBV compounds, e.g. AlGaAs-laser, InP-based laser with a well layer based on Ga(In)N or Ga(In)P, e.g. blue laser
DE69029340T 1989-04-28 1990-04-25 Halbleiterlaser mit fünfelementigem Verbindungshalbleiter Expired - Fee Related DE69029340T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11050289A JP2809691B2 (ja) 1989-04-28 1989-04-28 半導体レーザ

Publications (2)

Publication Number Publication Date
DE69029340D1 true DE69029340D1 (de) 1997-01-23
DE69029340T2 DE69029340T2 (de) 1997-04-30

Family

ID=14537393

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69029340T Expired - Fee Related DE69029340T2 (de) 1989-04-28 1990-04-25 Halbleiterlaser mit fünfelementigem Verbindungshalbleiter

Country Status (4)

Country Link
US (1) US5042043A (de)
EP (1) EP0395392B1 (de)
JP (1) JP2809691B2 (de)
DE (1) DE69029340T2 (de)

Families Citing this family (69)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5146295A (en) * 1988-03-29 1992-09-08 Omron Tateisi Electronic Co. Semiconductor light emitting device having a superlattice buffer layer
CA2037198C (en) * 1990-02-28 1996-04-23 Katsuhide Manabe Light-emitting semiconductor device using gallium nitride group compound
JPH04144185A (ja) * 1990-10-04 1992-05-18 Mitsubishi Electric Corp 半導体レーザ装置
JP2965668B2 (ja) * 1990-11-13 1999-10-18 株式会社東芝 半導体レーザ素子及びその製造方法
JPH04192586A (ja) * 1990-11-27 1992-07-10 Pioneer Electron Corp 半導体発光素子
JP2976352B2 (ja) * 1991-01-10 1999-11-10 富士通株式会社 可視光半導体レーザ
US5633192A (en) * 1991-03-18 1997-05-27 Boston University Method for epitaxially growing gallium nitride layers
US6953703B2 (en) * 1991-03-18 2005-10-11 The Trustees Of Boston University Method of making a semiconductor device with exposure of sapphire substrate to activated nitrogen
WO1992016966A1 (en) * 1991-03-18 1992-10-01 Boston University A method for the preparation and doping of highly insulating monocrystalline gallium nitride thin films
US5306662A (en) * 1991-11-08 1994-04-26 Nichia Chemical Industries, Ltd. Method of manufacturing P-type compound semiconductor
US5578839A (en) * 1992-11-20 1996-11-26 Nichia Chemical Industries, Ltd. Light-emitting gallium nitride-based compound semiconductor device
JP2932467B2 (ja) * 1993-03-12 1999-08-09 日亜化学工業株式会社 窒化ガリウム系化合物半導体発光素子
JP3425185B2 (ja) * 1993-03-26 2003-07-07 日本オプネクスト株式会社 半導体素子
EP1450415A3 (de) 1993-04-28 2005-05-04 Nichia Corporation Halbleitervorrichtung aus einer galliumnitridartigen III-V-Halbleiterverbindung
JP3116675B2 (ja) 1993-07-28 2000-12-11 ソニー株式会社 半導体レーザー
US5689123A (en) * 1994-04-07 1997-11-18 Sdl, Inc. III-V aresenide-nitride semiconductor materials and devices
US6130147A (en) * 1994-04-07 2000-10-10 Sdl, Inc. Methods for forming group III-V arsenide-nitride semiconductor materials
US5974069A (en) 1994-09-16 1999-10-26 Rohm Co., Ltd Semiconductor laser and manufacturing method thereof
JP3432910B2 (ja) * 1994-09-28 2003-08-04 ローム株式会社 半導体レーザ
JP3442889B2 (ja) * 1994-12-27 2003-09-02 株式会社東芝 半導体発光装置
US5937274A (en) 1995-01-31 1999-08-10 Hitachi, Ltd. Fabrication method for AlGaIn NPAsSb based devices
US5923690A (en) * 1996-01-25 1999-07-13 Matsushita Electric Industrial Co., Ltd. Semiconductor laser device
US5970080A (en) * 1996-03-07 1999-10-19 Sharp Kabushiki Kaisha Gallium nitride compound semiconductor light emitting element and method for fabricating the same
US5987048A (en) * 1996-07-26 1999-11-16 Kabushiki Kaisha Toshiba Gallium nitride-based compound semiconductor laser and method of manufacturing the same
DE69835216T2 (de) 1997-07-25 2007-05-31 Nichia Corp., Anan Halbleitervorrichtung aus einer nitridverbindung
KR100611352B1 (ko) * 1998-03-12 2006-09-27 니치아 카가쿠 고교 가부시키가이샤 질화물 반도체 소자
TW413972B (en) * 1998-04-22 2000-12-01 Matsushita Electric Ind Co Ltd Semiconductor laser device
JP3505405B2 (ja) * 1998-10-22 2004-03-08 三洋電機株式会社 半導体素子及びその製造方法
JP4040192B2 (ja) 1998-11-26 2008-01-30 ソニー株式会社 半導体発光素子の製造方法
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
WO2000052796A1 (fr) 1999-03-04 2000-09-08 Nichia Corporation Element de laser semiconducteur au nitrure
JP3735638B2 (ja) * 1999-04-23 2006-01-18 ソニー株式会社 半導体レーザおよびその製造方法
JP2001223440A (ja) * 2000-02-08 2001-08-17 Fuji Photo Film Co Ltd 半導体レーザ装置
US6535536B2 (en) * 2000-04-10 2003-03-18 Fuji Photo Film Co., Ltd. Semiconductor laser element
US6787814B2 (en) * 2000-06-22 2004-09-07 Showa Denko Kabushiki Kaisha Group-III nitride semiconductor light-emitting device and production method thereof
US6541799B2 (en) 2001-02-20 2003-04-01 Showa Denko K.K. Group-III nitride semiconductor light-emitting diode
JP2002289973A (ja) * 2001-03-23 2002-10-04 Showa Denko Kk Iii族窒化物半導体発光素子
WO2002097861A2 (en) 2001-05-28 2002-12-05 Showa Denko K.K. Semiconductor device, semiconductor layer and production method thereof
US6797990B2 (en) 2001-06-29 2004-09-28 Showa Denko Kabushiki Kaisha Boron phosphide-based semiconductor device and production method thereof
JP3866540B2 (ja) 2001-07-06 2007-01-10 株式会社東芝 窒化物半導体素子およびその製造方法
US6835962B2 (en) 2001-08-01 2004-12-28 Showa Denko Kabushiki Kaisha Stacked layer structure, light-emitting device, lamp, and light source unit
ATE384337T1 (de) 2001-08-20 2008-02-15 Showa Denko Kk Mehrfarben-lichtemissionslampe und lichtquelle
WO2003054976A1 (en) 2001-12-14 2003-07-03 Showa Denko K.K. Boron phosphide-based semiconductor device and production method thereof
US6730941B2 (en) * 2002-01-30 2004-05-04 Showa Denko Kabushiki Kaisha Boron phosphide-based semiconductor light-emitting device, production method thereof, and light-emitting diode
US6831304B2 (en) 2002-02-25 2004-12-14 Showa Denko Kabushiki Kaisha P-n junction type boron phosphide-based semiconductor light-emitting device and production method thereof
US6831293B2 (en) * 2002-03-19 2004-12-14 Showa Denko Kabushiki Kaisha P-n junction-type compound semiconductor light-emitting device, production method thereof, lamp and light source
US6936863B2 (en) 2002-11-18 2005-08-30 Showa Denko K.K. Boron phosphide-based semiconductor light-emitting device, production method thereof and light-emitting diode
US7508010B2 (en) 2002-12-02 2009-03-24 Showa Denko K.K. Boron phoshide-based compound semiconductor device, production method thereof and light-emitting diode
JP3939251B2 (ja) * 2003-01-06 2007-07-04 昭和電工株式会社 リン化硼素系半導体発光素子及びその製造方法
US7365366B2 (en) 2003-01-06 2008-04-29 Showa Denka K.K. Boron phosphide-based semiconductor light-emitting device and production method thereof
US7538361B2 (en) 2003-03-24 2009-05-26 Showa Denko K.K. Ohmic electrode structure, compound semiconductor light emitting device having the same, and LED lamp
JP4518881B2 (ja) * 2003-09-03 2010-08-04 昭和電工株式会社 p形オーミック電極、それを備えた化合物半導体素子、化合物半導体発光素子及びそれらの製造方法
FR2862474B1 (fr) * 2003-11-17 2006-03-03 Nortel Networks Ltd Procede pour effectuer un controle de securite des flux de donnees echangees entre un module et un reseau de communication, et module de communication
US8026525B2 (en) 2004-03-05 2011-09-27 Showa Denko K.K. Boron phosphide-based semiconductor light-emitting device
US7573075B2 (en) 2004-03-30 2009-08-11 Showa Denko K.K. Compound semiconductor device, production method of compound semiconductor device and diode
TWI258183B (en) 2004-04-28 2006-07-11 Showa Denko Kk Compound semiconductor light-emitting device
JP4652888B2 (ja) 2004-05-27 2011-03-16 昭和電工株式会社 窒化ガリウム系半導体積層構造体の製造方法
WO2005122289A1 (en) 2004-06-09 2005-12-22 Showa Denko K.K. Gallium nitride-based semiconductor stacked structure
KR100541110B1 (ko) * 2004-06-25 2006-01-11 삼성전기주식회사 다파장 반도체 레이저 제조방법
KR100541111B1 (ko) * 2004-06-25 2006-01-11 삼성전기주식회사 다파장 반도체 레이저 제조방법
KR20070058465A (ko) * 2004-08-06 2007-06-08 미쓰비시 가가꾸 가부시키가이샤 Ga 함유 질화물 반도체 단결정, 그 제조 방법, 그리고 그결정을 사용한 기판 및 디바이스
DE112005002838T5 (de) 2004-11-18 2007-11-15 Showa Denko K.K. Halbleiterstapelstruktur auf Basis von Galliumnitrid, Verfahren zu dessen Herstellung, Halbleitervorrichtung auf Basis von Galliumnitrid und Lampe unter Verwendung der Vorrichtung
JP4880456B2 (ja) * 2004-11-22 2012-02-22 パナソニック株式会社 窒素化合物系半導体装置およびその製造方法
KR100981077B1 (ko) 2005-09-07 2010-09-08 쇼와 덴코 가부시키가이샤 화합물 반도체 소자
US8084781B2 (en) 2005-09-07 2011-12-27 Showa Denko K.K. Compound semiconductor device
KR100868530B1 (ko) * 2006-12-04 2008-11-13 한국전자통신연구원 질화물 반도체 발광 소자
TWI452716B (zh) * 2007-06-08 2014-09-11 Formosa Epitaxy Inc Gallium nitride based light emitting diode and manufacturing method thereof
TWI362769B (en) 2008-05-09 2012-04-21 Univ Nat Chiao Tung Light emitting device and fabrication method therefor
JP6298462B2 (ja) * 2013-06-05 2018-03-20 日東光器株式会社 Si基板上に成長した閃亜鉛鉱型(立方晶とも言う。)AlyInxGa1−y−xN結晶(y≧0、x>0)からなる母結晶にナノドット(「量子ドット」とも言う。)を有する活性領域及びこれを用いた発光デバイス(LED及びLD)

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS545273A (en) * 1977-06-14 1979-01-16 Toshiba Corp Vapor removing device
JPS57152178A (en) * 1981-03-17 1982-09-20 Nippon Telegr & Teleph Corp <Ntt> Semiconductor light emitting device with super lattice structure
JPS61244086A (ja) * 1985-04-22 1986-10-30 Sharp Corp 半導体レ−ザ素子
US4881235A (en) * 1985-07-26 1989-11-14 Hitachi, Ltd. Semiconductor laser having a multiple quantum well structure doped with impurities
US4792958A (en) * 1986-02-28 1988-12-20 Kabushiki Kaisha Toshiba Semiconductor laser with mesa stripe waveguide structure
EP0259026B1 (de) * 1986-08-08 1994-04-27 Kabushiki Kaisha Toshiba Doppelheterostruktur-Halbleiterlaser mit streifenförmigem Mesa-Wellenleiter
JP2544378B2 (ja) * 1987-03-25 1996-10-16 株式会社日立製作所 光半導体装置
NL8701497A (nl) * 1987-06-26 1989-01-16 Philips Nv Halfgeleiderinrichting voor het opwekken van electromagnetische straling.
US4961197A (en) * 1988-09-07 1990-10-02 Hitachi, Ltd. Semiconductor laser device

Also Published As

Publication number Publication date
JP2809691B2 (ja) 1998-10-15
EP0395392B1 (de) 1996-12-11
DE69029340T2 (de) 1997-04-30
EP0395392A2 (de) 1990-10-31
JPH02288388A (ja) 1990-11-28
US5042043A (en) 1991-08-20
EP0395392A3 (de) 1991-09-11

Similar Documents

Publication Publication Date Title
DE69029340T2 (de) Halbleiterlaser mit fünfelementigem Verbindungshalbleiter
DE68927295T2 (de) Kunstharzversiegeltes halbleiterbauelement
DE69220434T2 (de) Halbleiterlaser
DE69218802D1 (de) Halbleiterlaser
DE69212938D1 (de) Halbleiterlaser
DE69120185D1 (de) Halbleiterlaser
DE69223737T2 (de) Halbleiterlaser
DE69217679D1 (de) Halbleiterlaser
DE69026972D1 (de) Halbleiterlaservorrichtung
DE69227403T2 (de) Halbleiterlaser
DE69018732T2 (de) Halbleiterlaser.
DE69005132D1 (de) Halbleiterlaser.
DE69030930D1 (de) Halbleiterlaservorrichtung
DE69226027D1 (de) Halbleiterlaser
DE69115555D1 (de) Halbleiterlaser
DE69209426D1 (de) Halbleiterlaser
DE68906023D1 (de) Optisches halbleiterbauelement.
DE69120496T2 (de) Halbleiterlaser
DE69020922T2 (de) Halbleiterlaser-Anordnung.
DE59108559D1 (de) Halbleiter-Laser
DE68915336D1 (de) Optisches Halbleiterbauelement.
DE69030355D1 (de) Verbindungshalbleiteranordnung
DE68917367T2 (de) Optisches Halbleiterbauelement.
DE69218683D1 (de) Halbleiterlaser
DE69129491T2 (de) Halbleiterlaser

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee