KR20030074314A - 3족 질화물계 화합물 반도체 레이저 - Google Patents
3족 질화물계 화합물 반도체 레이저 Download PDFInfo
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- KR20030074314A KR20030074314A KR10-2003-0014386A KR20030014386A KR20030074314A KR 20030074314 A KR20030074314 A KR 20030074314A KR 20030014386 A KR20030014386 A KR 20030014386A KR 20030074314 A KR20030074314 A KR 20030074314A
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- South Korea
- Prior art keywords
- layer
- semiconductor laser
- group iii
- iii nitride
- nitride compound
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES 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
- H01S5/00—Semiconductor lasers
- H01S5/30—Structure or shape of the active region; Materials used for the active region
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES 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
- H01S5/00—Semiconductor lasers
- H01S5/30—Structure or shape of the active region; Materials used for the active region
- H01S5/34—Structure 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
- H01S5/343—Structure 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
- H01S5/34333—Structure 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y20/00—Nanooptics, e.g. quantum optics or photonic crystals
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES 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
- H01S2301/00—Functional characteristics
- H01S2301/18—Semiconductor lasers with special structural design for influencing the near- or far-field
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES 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
- H01S5/00—Semiconductor lasers
- H01S5/20—Structure 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
- H01S5/2004—Confining in the direction perpendicular to the layer structure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES 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
- H01S5/00—Semiconductor lasers
- H01S5/20—Structure 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
- H01S5/2054—Methods of obtaining the confinement
- H01S5/2081—Methods of obtaining the confinement using special etching techniques
- H01S5/209—Methods of obtaining the confinement using special etching techniques special etch stop layers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES 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
- H01S5/00—Semiconductor lasers
- H01S5/20—Structure 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
- H01S5/22—Structure 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
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Nanotechnology (AREA)
- Chemical & Material Sciences (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Biophysics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Semiconductor Lasers (AREA)
- Led Devices (AREA)
Abstract
Description
Claims (7)
- 기판 상에 3족 질화물계 화합물 반도체로 이루어진 복수의 층을 형성한 3족 질화물계 화합물 반도체 레이저에 있어서,레이저 발진의 주체인 활성층에 대해서, 실질적으로 가이드층으로 작용하는 제1층,레이저 발진의 주체인 활성층과 상기 제1층에 대해서, 상기 제1층의 상부에 설치된 상기 제1층보다도 굴절률이 작은 제2층, 및상기 제1층과 상기 제2층 사이에, 또는 제2층의 중간에 설치된 상기 제2층보다도 3족원소 중 알루미늄(Al) 조성이 큰 제3층을 포함하는 3족 질화물계 화합물 반도체 레이저.
- 제1항에 있어서,상기 제2층이 상기 제1층보다 3족 원소중 알루미늄(Al) 조성이 큰 3족 질화물계 화합물 반도체 레이저.
- 제1항 또는 제2항에 있어서,상기 제2층이 클래드층으로 작용하는 3족 질화물계 화합물 반도체 레이저.
- 제1항 내지 제3항 중 어느 한 항에 있어서,공진기 부분을 남기고 그의 주변부를 제거하여, 공진기를 형성하며, 상기 제2층 보다 상부에 설치된 전극의 폭을 남기고 적어도 상기 제3층의 상부의 층의 대략 전부를 제거하는 것으로 상기 공진기 부분에 접한 캐리어 주입부가 형성되는 3족 질화물계 화합물 반도체 레이저.
- 제4항에 있어서,상기 전극이 양전극인 3족 질화물계 화합물 반도체 레이저.
- 제1항 내지 제5항 중 어느 한 항에 있어서,상기 제3층은 상기 제2층보다도 3족 원소 중 알루미늄(Al) 조성이 10% 이상 많은 3족 질화물계 화합물 반도체 레이저.
- 제1항 내지 제6항 중 어느 한 항에 있어서,상기 제3층은 상기 제1층보다도 막 두께가 두꺼운 층인 3족 질화물계 화합물 반도체 레이저.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002063811 | 2002-03-08 | ||
JPJP-P-2002-00063811 | 2002-03-08 | ||
JP2003040462A JP2003332688A (ja) | 2002-03-08 | 2003-02-19 | Iii族窒化物系化合物半導体レーザ |
JPJP-P-2003-00040462 | 2003-02-19 |
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KR20030074314A true KR20030074314A (ko) | 2003-09-19 |
KR100589537B1 KR100589537B1 (ko) | 2006-06-13 |
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KR1020030014386A KR100589537B1 (ko) | 2002-03-08 | 2003-03-07 | Ⅲ족 질화물계 화합물 반도체 레이저 |
Country Status (4)
Country | Link |
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US (2) | US6801559B2 (ko) |
EP (1) | EP1343231A3 (ko) |
JP (1) | JP2003332688A (ko) |
KR (1) | KR100589537B1 (ko) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
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KR20050013045A (ko) * | 2003-12-12 | 2005-02-02 | 주식회사 이츠웰 | 사파이어 기판 식각 방법을 이용한 수직형 전극 구조를가지는 레이저 다이오드 및 그 제조 방법 |
CN100379103C (zh) * | 2004-12-17 | 2008-04-02 | 夏普株式会社 | 半导体激光器件和设置有其的光信息记录设备 |
JP4411540B2 (ja) * | 2005-09-15 | 2010-02-10 | ソニー株式会社 | 半導体レーザ装置 |
KR100738079B1 (ko) * | 2005-10-19 | 2007-07-12 | 삼성전자주식회사 | 질화물계 반도체 레이저 다이오드의 제조방법 |
KR100853241B1 (ko) * | 2005-12-16 | 2008-08-20 | 샤프 가부시키가이샤 | 질화물 반도체 발광소자 및 질화물 반도체 레이저 소자의제조방법 |
JP5191650B2 (ja) * | 2005-12-16 | 2013-05-08 | シャープ株式会社 | 窒化物半導体発光素子および窒化物半導体発光素子の製造方法 |
JP4705482B2 (ja) * | 2006-01-27 | 2011-06-22 | パナソニック株式会社 | トランジスタ |
JP5004597B2 (ja) * | 2006-03-06 | 2012-08-22 | シャープ株式会社 | 窒化物半導体発光素子および窒化物半導体発光素子の製造方法 |
JP5430826B2 (ja) | 2006-03-08 | 2014-03-05 | シャープ株式会社 | 窒化物半導体レーザ素子 |
JP4444304B2 (ja) * | 2006-04-24 | 2010-03-31 | シャープ株式会社 | 窒化物半導体発光素子および窒化物半導体発光素子の製造方法 |
CN100514775C (zh) * | 2006-09-20 | 2009-07-15 | 中国科学院半导体研究所 | 一种制作氮化镓基激光器管芯的方法 |
TWI321366B (en) | 2007-02-09 | 2010-03-01 | Huga Optotech Inc | Epi-structure with uneven multi-quantum well and the method thereof |
JP4310352B2 (ja) * | 2007-06-05 | 2009-08-05 | シャープ株式会社 | 発光デバイスおよび発光デバイスの製造方法 |
JP2009277844A (ja) * | 2008-05-14 | 2009-11-26 | Rohm Co Ltd | 窒化物半導体レーザ素子 |
DE102008021674A1 (de) * | 2008-03-31 | 2009-10-01 | Osram Opto Semiconductors Gmbh | Halbleiterbauelement und Verfahren zur Herstellung eines Halbleiterbauelements |
DE102012220911A1 (de) | 2012-09-27 | 2014-05-15 | Osram Opto Semiconductors Gmbh | Halbleiterlaser mit verbesserter Stromführung |
CN103746052B (zh) * | 2013-12-27 | 2016-08-17 | 太原理工大学 | 一种InGaN基多量子阱结构及其制备方法 |
US11705489B2 (en) | 2018-01-15 | 2023-07-18 | Globalwafers Co., Ltd. | Buffer layer structure to improve GaN semiconductors |
JP7165858B2 (ja) | 2020-06-30 | 2022-11-07 | 日亜化学工業株式会社 | 発光素子の製造方法 |
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US5592501A (en) * | 1994-09-20 | 1997-01-07 | Cree Research, Inc. | Low-strain laser structures with group III nitride active layers |
JP4018177B2 (ja) * | 1996-09-06 | 2007-12-05 | 株式会社東芝 | 窒化ガリウム系化合物半導体発光素子 |
WO1998019375A1 (fr) * | 1996-10-30 | 1998-05-07 | Hitachi, Ltd. | Machine de traitement optique de l'information et dispositif a semi-conducteur emetteur de lumiere afferent |
JP3478090B2 (ja) | 1997-05-26 | 2003-12-10 | 日亜化学工業株式会社 | 窒化物半導体素子 |
JP3853470B2 (ja) | 1997-05-23 | 2006-12-06 | 株式会社リコー | 半導体発光素子 |
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JP2002314205A (ja) * | 2001-04-19 | 2002-10-25 | Sharp Corp | 窒化物半導体発光素子ならびにそれを用いた光学装置および発光装置 |
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2003
- 2003-02-19 JP JP2003040462A patent/JP2003332688A/ja active Pending
- 2003-03-06 EP EP03005054A patent/EP1343231A3/en not_active Withdrawn
- 2003-03-07 KR KR1020030014386A patent/KR100589537B1/ko active IP Right Grant
- 2003-03-07 US US10/383,229 patent/US6801559B2/en not_active Expired - Lifetime
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2004
- 2004-08-25 US US10/924,999 patent/US7186579B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US7186579B2 (en) | 2007-03-06 |
US20030169794A1 (en) | 2003-09-11 |
EP1343231A3 (en) | 2005-11-09 |
US6801559B2 (en) | 2004-10-05 |
EP1343231A2 (en) | 2003-09-10 |
US20050032344A1 (en) | 2005-02-10 |
JP2003332688A (ja) | 2003-11-21 |
KR100589537B1 (ko) | 2006-06-13 |
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