JP6002213B2 - 端面発光型半導体レーザ - Google Patents
端面発光型半導体レーザ Download PDFInfo
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- JP6002213B2 JP6002213B2 JP2014514093A JP2014514093A JP6002213B2 JP 6002213 B2 JP6002213 B2 JP 6002213B2 JP 2014514093 A JP2014514093 A JP 2014514093A JP 2014514093 A JP2014514093 A JP 2014514093A JP 6002213 B2 JP6002213 B2 JP 6002213B2
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- H—ELECTRICITY
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- H01S5/00—Semiconductor lasers
- H01S5/10—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region
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- H01S5/00—Semiconductor lasers
- H01S5/04—Processes or apparatus for excitation, e.g. pumping, e.g. by electron beams
- H01S5/042—Electrical excitation ; Circuits therefor
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- H01S5/00—Semiconductor lasers
- H01S5/10—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region
- H01S5/1028—Coupling to elements in the cavity, e.g. coupling to waveguides adjacent the active region, e.g. forward coupled [DFC] structures
- H01S5/1032—Coupling to elements comprising an optical axis that is not aligned with the optical axis of the active region
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- H01S5/00—Semiconductor lasers
- H01S5/10—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region
- H01S5/12—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region the resonator having a periodic structure, e.g. in distributed feedback [DFB] lasers
- H01S5/1228—DFB lasers with a complex coupled grating, e.g. gain or loss coupling
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- H01S5/00—Semiconductor lasers
- H01S5/40—Arrangement of two or more semiconductor lasers, not provided for in groups H01S5/02 - H01S5/30
- H01S5/4025—Array arrangements, e.g. constituted by discrete laser diodes or laser bar
- H01S5/4031—Edge-emitting structures
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- H01S5/02—Structural details or components not essential to laser action
- H01S5/026—Monolithically integrated components, e.g. waveguides, monitoring photo-detectors, drivers
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- H01S5/00—Semiconductor lasers
- H01S5/06—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
- H01S5/065—Mode locking; Mode suppression; Mode selection ; Self pulsating
- H01S5/0651—Mode control
- H01S5/0653—Mode suppression, e.g. specific multimode
- H01S5/0654—Single longitudinal mode emission
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- H01S5/00—Semiconductor lasers
- H01S5/10—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region
- H01S5/12—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region the resonator having a periodic structure, e.g. in distributed feedback [DFB] lasers
- H01S5/1203—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region the resonator having a periodic structure, e.g. in distributed feedback [DFB] lasers over only a part of the length of the active region
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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
- H01S5/10—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region
- H01S5/12—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region the resonator having a periodic structure, e.g. in distributed feedback [DFB] lasers
- H01S5/124—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region the resonator having a periodic structure, e.g. in distributed feedback [DFB] lasers incorporating phase shifts
- H01S5/1246—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region the resonator having a periodic structure, e.g. in distributed feedback [DFB] lasers incorporating phase shifts plurality of phase shifts
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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
- H01S5/40—Arrangement of two or more semiconductor lasers, not provided for in groups H01S5/02 - H01S5/30
- H01S5/4025—Array arrangements, e.g. constituted by discrete laser diodes or laser bar
- H01S5/4087—Array arrangements, e.g. constituted by discrete laser diodes or laser bar emitting more than one wavelength
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- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Optics & Photonics (AREA)
- Semiconductor Lasers (AREA)
Description
Claims (8)
- 端面発光型半導体レーザであって、
− レーザ放射(11)を生成する活性層(3)が埋め込まれている第1の導波路層(1)と、
− 活性層が埋め込まれていない第2の導波路層(2)と、
を備えており、
− 前記第1の導波路層(1)が第1のクラッド層(4)と第2のクラッド層(5)との間に配置されており、前記第2の導波路層(2)が前記第2のクラッド層(5)と第3のクラッド層(6)との間に配置されており、
− 前記活性層(3)において生成される前記レーザ放射(11)が、前記半導体レーザの側端面(9a,9b)によって形成されるレーザ共振器内で定在波(12)を形成し、前記定在波が、前記半導体レーザのビーム方向における周期的な間隔において、前記第1の導波路層(1)における極大強度および前記第2の導波路層(2)における対応する極小強度と、前記第1の導波路層(1)における極小強度および前記第2の導波路層(2)における対応する極大強度とを有し、
− 前記端面発光型半導体レーザの表面に、少なくとも部分的に周期的なコンタクト構造(8)が配置されており、
− 前記半導体レーザが、前記コンタクト構造(8)の周期長によって設定される発光波長λを有するように、前記コンタクト構造(8)の周期長が前記定在波(12)の周期長に等しくされており、
− 前記コンタクト構造(8)が、複数の異なる発光波長を生成するための、異なる周期を有する複数の周期的部分領域を有し、
− 前記コンタクト構造(8)における異なる周期を有する前記複数の周期的部分領域(8f,8g,8fg)が、前記ビーム方向において少なくとも部分的に重なり合っている、
端面発光型半導体レーザ。 - 前記半導体レーザの前記発光波長λが、
|Δλ/ΔT|<0.05nm/K、
が成り立つ温度依存性Δλ/ΔTを有する、
請求項1に記載の端面発光型半導体レーザ。 - 前記半導体レーザの前記発光波長λが、温度の上昇につれて減少する、
請求項1または請求項2に記載の端面発光型半導体レーザ。 - 前記半導体レーザの前記発光波長λが、温度の上昇につれて増大する、
請求項1または請求項2に記載の端面発光型半導体レーザ。 - 前記周期的なコンタクト構造(8)が、コンタクト領域(8a)と、それらの間に配置されている開口部(8b)とを有する、
請求項1から請求項4のいずれか一項に記載の端面発光型半導体レーザ。 - 前記半導体レーザのビーム方向における、前記コンタクト領域(8a)の幅と、それらの間に配置されている前記開口部(8b)の幅とが、それぞれ周期長の1/2である、
請求項5に記載の端面発光型半導体レーザ。 - 前記半導体レーザの少なくとも一方の側端面(9a,9b)が縁部コンタクト領域(8c)に隣接しており、前記縁部コンタクト領域(8c)の幅が、前記周期的なコンタクト構造(8)の前記コンタクト領域(8a)の幅の大きさの1/2である、
請求項5または請求項6に記載の端面発光型半導体レーザ。 - 前記半導体レーザの少なくとも一方の側端面(9a,9b)が縁部開口部(8d)に隣接しており、前記縁部開口部(8d)の幅が、前記周期的なコンタクト構造(8)の前記開口部(8b)の幅の大きさの1/2である、
請求項5から請求項7のいずれか一項に記載の端面発光型半導体レーザ。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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DE102011103952.3A DE102011103952B4 (de) | 2011-06-10 | 2011-06-10 | Kantenemittierender Halbleiterlaser |
DE102011103952.3 | 2011-06-10 | ||
PCT/EP2012/060910 WO2012168437A1 (de) | 2011-06-10 | 2012-06-08 | Kantenemittierender halbleiterlaser |
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JP2014516211A JP2014516211A (ja) | 2014-07-07 |
JP6002213B2 true JP6002213B2 (ja) | 2016-10-05 |
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JP2014514093A Active JP6002213B2 (ja) | 2011-06-10 | 2012-06-08 | 端面発光型半導体レーザ |
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US (1) | US8995491B2 (ja) |
JP (1) | JP6002213B2 (ja) |
DE (1) | DE102011103952B4 (ja) |
WO (1) | WO2012168437A1 (ja) |
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JP2012119585A (ja) * | 2010-12-02 | 2012-06-21 | Showa Denko Kk | 発光ダイオード、発光ダイオードランプ及び照明装置 |
DE102011105525B4 (de) * | 2011-06-24 | 2015-03-26 | Sartorius Stedim Biotech Gmbh | Verfahren zur Abtrennung von Biopolymer-Aggregaten und Viren aus einem Fluid |
WO2017039767A1 (en) * | 2015-06-05 | 2017-03-09 | Teh Government Of The United States Of America, As Represented By The Secretary Of The Navy | Interband cascade lasers with low-fill factor top contact for reduced loss |
DE102015118715A1 (de) * | 2015-11-02 | 2017-05-04 | Osram Opto Semiconductors Gmbh | Halbleiterlaseranordnung und Projektor |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS61251183A (ja) | 1985-04-30 | 1986-11-08 | Fujitsu Ltd | 2周波半導体レ−ザ |
JPS61255087A (ja) | 1985-05-07 | 1986-11-12 | Mitsubishi Electric Corp | 半導体レ−ザ発振装置 |
JPS63148692A (ja) * | 1986-12-12 | 1988-06-21 | Nec Corp | 多波長分布ブラツグ反射型半導体レ−ザ・アレ− |
JPH02310986A (ja) * | 1989-05-25 | 1990-12-26 | Hitachi Ltd | 半導体レーザ素子およびホトマスクならびにそれらの製造方法 |
DE3937542A1 (de) | 1989-11-10 | 1991-05-16 | Siemens Ag | Single-mode laserdiode |
DE59500334D1 (de) | 1994-01-19 | 1997-07-31 | Siemens Ag | Abstimmbare Laserdiode |
FR2737942B1 (fr) | 1995-08-18 | 1997-11-07 | Delorme Franck | Composant d'emission laser accordable en longueur d'onde par variation d'absorption |
DE10046580A1 (de) | 2000-09-20 | 2002-04-04 | Osram Opto Semiconductors Gmbh | Halbleiter-Laser |
DE102006046297A1 (de) | 2006-09-29 | 2008-04-03 | Osram Opto Semiconductors Gmbh | Halbleiterlaser |
DE102007058950A1 (de) * | 2007-09-28 | 2009-04-02 | Osram Opto Semiconductors Gmbh | Kantenemittierender Halbleiterlaser mit einem Wellenleiter |
US7646797B1 (en) * | 2008-07-23 | 2010-01-12 | The United States Of America As Represented By The Secretary Of The Army | Use of current channeling in multiple node laser systems and methods thereof |
US8457453B2 (en) * | 2009-11-02 | 2013-06-04 | Cornell University | Passively-thermally-stabilized photonic apparatus, method, and applications |
KR101833379B1 (ko) * | 2009-11-05 | 2018-02-28 | 더 리전츠 오브 더 유니버시티 오브 캘리포니아 | 에칭된 미러들을 구비하는 반극성 {20-21} ⅲ-족 질화물 레이저 다이오드들 |
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2011
- 2011-06-10 DE DE102011103952.3A patent/DE102011103952B4/de active Active
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2012
- 2012-06-08 JP JP2014514093A patent/JP6002213B2/ja active Active
- 2012-06-08 US US14/118,819 patent/US8995491B2/en active Active
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Publication number | Publication date |
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US20140133505A1 (en) | 2014-05-15 |
DE102011103952B4 (de) | 2022-05-05 |
US8995491B2 (en) | 2015-03-31 |
WO2012168437A1 (de) | 2012-12-13 |
JP2014516211A (ja) | 2014-07-07 |
DE102011103952A1 (de) | 2012-12-13 |
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