WO2006098427A1 - 波長可変半導体レーザ素子及びその製造方法並びにそれを用いるガス検知装置 - Google Patents
波長可変半導体レーザ素子及びその製造方法並びにそれを用いるガス検知装置 Download PDFInfo
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- WO2006098427A1 WO2006098427A1 PCT/JP2006/305360 JP2006305360W WO2006098427A1 WO 2006098427 A1 WO2006098427 A1 WO 2006098427A1 JP 2006305360 W JP2006305360 W JP 2006305360W WO 2006098427 A1 WO2006098427 A1 WO 2006098427A1
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- Prior art keywords
- semiconductor laser
- heating
- wavelength
- heating unit
- variable wavelength
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 198
- 238000000034 method Methods 0.000 title claims description 18
- 238000010438 heat treatment Methods 0.000 claims abstract description 190
- 230000003287 optical effect Effects 0.000 claims abstract description 58
- 239000000758 substrate Substances 0.000 claims abstract description 34
- 238000001514 detection method Methods 0.000 claims description 71
- 238000005253 cladding Methods 0.000 claims description 30
- 239000010408 film Substances 0.000 claims description 24
- 238000004519 manufacturing process Methods 0.000 claims description 22
- 239000010409 thin film Substances 0.000 claims description 10
- 238000001285 laser absorption spectroscopy Methods 0.000 claims description 4
- 230000002238 attenuated effect Effects 0.000 claims description 3
- 238000009826 distribution Methods 0.000 claims description 2
- 238000009413 insulation Methods 0.000 abstract 2
- 239000007789 gas Substances 0.000 description 91
- 238000010521 absorption reaction Methods 0.000 description 13
- 238000010586 diagram Methods 0.000 description 10
- 230000006641 stabilisation Effects 0.000 description 9
- 238000011105 stabilization Methods 0.000 description 9
- 238000009434 installation Methods 0.000 description 8
- 238000000041 tunable diode laser absorption spectroscopy Methods 0.000 description 7
- 229910052737 gold Inorganic materials 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- 238000012986 modification Methods 0.000 description 5
- 239000002184 metal Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 229910052697 platinum Inorganic materials 0.000 description 4
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 239000004020 conductor Substances 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000007740 vapor deposition Methods 0.000 description 2
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- 229910000530 Gallium indium arsenide Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Classifications
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- H—ELECTRICITY
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- 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
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/10—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
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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
- H01S5/06—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
- H01S5/062—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium by varying the potential of the electrodes
- H01S5/0625—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium by varying the potential of the electrodes in multi-section lasers
- H01S5/06255—Controlling the frequency of the radiation
- H01S5/06256—Controlling the frequency of the radiation with DBR-structure
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/02—Details
- G01J3/10—Arrangements of light sources specially adapted for spectrometry or colorimetry
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- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/28—Investigating the spectrum
- G01J3/42—Absorption spectrometry; Double beam spectrometry; Flicker spectrometry; Reflection spectrometry
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- G—PHYSICS
- G01—MEASURING; TESTING
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- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/39—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using tunable lasers
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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
- H01S5/06—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
- H01S5/0607—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium by varying physical parameters other than the potential of the electrodes, e.g. by an electric or magnetic field, mechanical deformation, pressure, light, temperature
- H01S5/0612—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium by varying physical parameters other than the potential of the electrodes, e.g. by an electric or magnetic field, mechanical deformation, pressure, light, temperature controlled by temperature
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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
- H01S5/06—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
- H01S5/062—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium by varying the potential of the electrodes
- H01S5/0625—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium by varying the potential of the electrodes in multi-section lasers
- H01S5/06255—Controlling the frequency of the radiation
- H01S5/06258—Controlling the frequency of the radiation with DFB-structure
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/02—Details
- G01J3/027—Control of working procedures of a spectrometer; Failure detection; Bandwidth calculation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/39—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using tunable lasers
- G01N2021/396—Type of laser source
- G01N2021/399—Diode laser
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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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- H01S5/02—Structural details or components not essential to laser action
- H01S5/022—Mountings; Housings
- H01S5/02208—Mountings; Housings characterised by the shape of the housings
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- H—ELECTRICITY
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- 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
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- H01S5/02—Structural details or components not essential to laser action
- H01S5/022—Mountings; Housings
- H01S5/023—Mount members, e.g. sub-mount members
- H01S5/02325—Mechanically integrated components on mount members or optical micro-benches
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- H—ELECTRICITY
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- 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
- H01S5/02—Structural details or components not essential to laser action
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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
- H01S5/02—Structural details or components not essential to laser action
- H01S5/024—Arrangements for thermal management
- H01S5/02407—Active cooling, e.g. the laser temperature is controlled by a thermo-electric cooler or water cooling
- H01S5/02415—Active cooling, e.g. the laser temperature is controlled by a thermo-electric cooler or water cooling by using a thermo-electric cooler [TEC], e.g. Peltier element
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- 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
- H01S5/02—Structural details or components not essential to laser action
- H01S5/024—Arrangements for thermal management
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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
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- 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
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- H01S5/042—Electrical excitation ; Circuits therefor
- H01S5/0425—Electrodes, e.g. characterised by the structure
- H01S5/04256—Electrodes, e.g. characterised by the structure characterised by the configuration
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- H—ELECTRICITY
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- 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
- H01S5/1203—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
- H01S5/20—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
- H01S5/223—Buried stripe structure
- H01S5/2231—Buried stripe structure with inner confining structure only between the active layer and the upper electrode
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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
- H01S5/20—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
- H01S5/227—Buried mesa structure ; Striped active layer
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- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Electromagnetism (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Semiconductor Lasers (AREA)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/578,637 US7620078B2 (en) | 2005-03-17 | 2006-03-17 | Tunable semiconductor laser device, manufacturing method therefor, and gas detector using therewith |
EP06729350A EP1737089B1 (en) | 2005-03-17 | 2006-03-17 | Variable wavelength semiconductor laser element, method for fabricating the same and gas detector employing it |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005077373A JP4231854B2 (ja) | 2005-03-17 | 2005-03-17 | 半導体レーザ素子及びガス検知装置 |
JP2005-077373 | 2005-03-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2006098427A1 true WO2006098427A1 (ja) | 2006-09-21 |
Family
ID=36991771
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2006/305360 WO2006098427A1 (ja) | 2005-03-17 | 2006-03-17 | 波長可変半導体レーザ素子及びその製造方法並びにそれを用いるガス検知装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7620078B2 (ja) |
EP (1) | EP1737089B1 (ja) |
JP (1) | JP4231854B2 (ja) |
KR (1) | KR100799782B1 (ja) |
CN (1) | CN100481659C (ja) |
WO (1) | WO2006098427A1 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013046037A (ja) * | 2011-08-26 | 2013-03-04 | Fujitsu Ltd | 半導体レーザ装置 |
JP2015079092A (ja) * | 2013-10-16 | 2015-04-23 | 住友電気工業株式会社 | 全二重光トランシーバ |
CN111089850A (zh) * | 2020-02-17 | 2020-05-01 | 北京航空航天大学 | 一种基于单一组分吸收光谱的多组分浓度的估计方法 |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4231854B2 (ja) * | 2005-03-17 | 2009-03-04 | アンリツ株式会社 | 半導体レーザ素子及びガス検知装置 |
US20100168405A1 (en) | 2006-08-11 | 2010-07-01 | Toyo Boseki Kabushiki Kaisha | Activator including biosurfactant as active ingredient, mannosyl erythritol lipid, and production method thereof |
JP4850757B2 (ja) | 2007-03-08 | 2012-01-11 | 日本電信電話株式会社 | 波長可変半導体レーザ素子及びその制御装置、制御方法 |
DE102007039219B4 (de) * | 2007-08-20 | 2010-04-22 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Spektral abstimmbares Lasermodul |
KR100959170B1 (ko) * | 2008-02-26 | 2010-05-24 | 한국광기술원 | 금속 박막 히터가 집적되어 있는 자기 발진 다중 영역 dfb 레이저 다이오드의 제조방법 |
US8149890B2 (en) | 2008-12-04 | 2012-04-03 | Electronics And Telecommunications Research Institute | Multiple distributed feedback laser devices |
US7864824B2 (en) | 2008-12-04 | 2011-01-04 | Electronics And Telecommunications Research Institute | Multiple distributed feedback laser devices |
EP2402996A1 (en) * | 2010-06-30 | 2012-01-04 | Alcatel Lucent | A device comprising an active component and associated electrodes and a method of manufacturing such device |
DE102012202893B3 (de) * | 2012-02-27 | 2013-01-17 | Siemens Aktiengesellschaft | Verfahren zur Messung der Konzentration einer Gaskomponente in einem Messgas und Laserspektrometer |
JP6155770B2 (ja) * | 2013-03-29 | 2017-07-05 | 富士通株式会社 | 光素子及び光モジュール |
USD734187S1 (en) * | 2013-06-24 | 2015-07-14 | New Cosmos Electric Co., Ltd. | Gas detector |
EP3075039B1 (en) * | 2013-11-30 | 2021-09-01 | Thorlabs Quantum Electronics, Inc. | Tunable semiconductor radiation source |
US9246307B1 (en) * | 2014-10-08 | 2016-01-26 | Futurewei Technologies, Inc. | Thermal compensation for burst-mode laser wavelength drift |
US9537287B2 (en) | 2014-10-08 | 2017-01-03 | Futurewei Technologies, Inc. | Thermal compensation for burst-mode laser wavelength drift |
CN112838472B (zh) | 2015-03-06 | 2023-12-26 | 苹果公司 | 半导体激光器的发射波长和输出功率的独立控制 |
WO2016176364A1 (en) * | 2015-04-30 | 2016-11-03 | Apple Inc. | Vernier effect dbr lasers incorporating integrated tuning elements |
DE102015119226A1 (de) * | 2015-11-09 | 2017-05-11 | Osram Opto Semiconductors Gmbh | Halbleiterlaserdiode |
KR20180051196A (ko) * | 2016-11-08 | 2018-05-16 | 삼성전자주식회사 | 분광기, 생체정보 측정 장치 및 방법 |
CN107093839B (zh) * | 2017-06-14 | 2024-04-09 | 西安炬光科技股份有限公司 | 一种半导体激光器波长稳定系统和实现方法 |
CN113725725A (zh) | 2017-09-28 | 2021-11-30 | 苹果公司 | 使用量子阱混合技术的激光架构 |
US11552454B1 (en) * | 2017-09-28 | 2023-01-10 | Apple Inc. | Integrated laser source |
CN108336634A (zh) * | 2018-04-17 | 2018-07-27 | 大连藏龙光电子科技有限公司 | 应用于下一代pon技术的可调激光器发射端热沉 |
US11171464B1 (en) | 2018-12-14 | 2021-11-09 | Apple Inc. | Laser integration techniques |
KR102426648B1 (ko) | 2020-10-20 | 2022-07-29 | 한국과학기술연구원 | 집적형 광음향 가스 센서 및 이의 제조방법 |
CN113625381B (zh) * | 2021-10-08 | 2022-01-04 | 中国工程物理研究院流体物理研究所 | 一种可调面型体布拉格光栅及光谱成像仪 |
CN114199809B (zh) * | 2021-11-23 | 2024-02-09 | 南京大学 | 单片集成红外激光气体检测装置 |
WO2023248412A1 (ja) * | 2022-06-23 | 2023-12-28 | 日本電信電話株式会社 | 波長可変レーザ、波長可変レーザモジュールおよび波長可変レーザの層構造の製造方法 |
Citations (3)
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JPH03196587A (ja) * | 1989-12-25 | 1991-08-28 | Mitsubishi Electric Corp | 電極分割型半導体レーザ |
JPH0936495A (ja) * | 1995-07-21 | 1997-02-07 | Nec Corp | 光通信等に用いる波長可変半導体レーザ |
JP2003318483A (ja) * | 2002-02-19 | 2003-11-07 | Mitsubishi Electric Corp | 波長可変半導体レーザ |
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JP3152424B2 (ja) | 1990-07-13 | 2001-04-03 | 株式会社日立製作所 | 波長可変半導体レーザ |
JP2804838B2 (ja) * | 1990-10-11 | 1998-09-30 | 国際電信電話株式会社 | 波長可変半導体レーザ |
JP2536390B2 (ja) | 1993-04-21 | 1996-09-18 | 日本電気株式会社 | 半導体レ―ザおよびその製造方法 |
JP3990745B2 (ja) | 1995-09-06 | 2007-10-17 | アンリツ株式会社 | 半導体光モジュール |
JP2001142037A (ja) * | 1999-11-17 | 2001-05-25 | Oki Electric Ind Co Ltd | 電界効果型光変調器および半導体光素子の製造方法 |
WO2002058197A2 (en) * | 2000-10-30 | 2002-07-25 | Santur Corporation | Laser thermal tuning |
JP3773880B2 (ja) | 2002-06-27 | 2006-05-10 | アンリツ株式会社 | 分布帰還型半導体レーザ |
US20040190580A1 (en) * | 2003-03-04 | 2004-09-30 | Bardia Pezeshki | High-yield high-precision distributed feedback laser based on an array |
JP2005106521A (ja) | 2003-09-29 | 2005-04-21 | Anritsu Corp | 半導体レーザユニット及びガス濃度測定装置 |
JP4231854B2 (ja) * | 2005-03-17 | 2009-03-04 | アンリツ株式会社 | 半導体レーザ素子及びガス検知装置 |
-
2005
- 2005-03-17 JP JP2005077373A patent/JP4231854B2/ja not_active Expired - Fee Related
-
2006
- 2006-03-17 CN CNB2006800002566A patent/CN100481659C/zh not_active Expired - Fee Related
- 2006-03-17 EP EP06729350A patent/EP1737089B1/en not_active Expired - Fee Related
- 2006-03-17 WO PCT/JP2006/305360 patent/WO2006098427A1/ja active Application Filing
- 2006-03-17 US US11/578,637 patent/US7620078B2/en not_active Expired - Fee Related
- 2006-03-17 KR KR1020067024014A patent/KR100799782B1/ko not_active IP Right Cessation
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JPH03196587A (ja) * | 1989-12-25 | 1991-08-28 | Mitsubishi Electric Corp | 電極分割型半導体レーザ |
JPH0936495A (ja) * | 1995-07-21 | 1997-02-07 | Nec Corp | 光通信等に用いる波長可変半導体レーザ |
JP2003318483A (ja) * | 2002-02-19 | 2003-11-07 | Mitsubishi Electric Corp | 波長可変半導体レーザ |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013046037A (ja) * | 2011-08-26 | 2013-03-04 | Fujitsu Ltd | 半導体レーザ装置 |
JP2015079092A (ja) * | 2013-10-16 | 2015-04-23 | 住友電気工業株式会社 | 全二重光トランシーバ |
CN111089850A (zh) * | 2020-02-17 | 2020-05-01 | 北京航空航天大学 | 一种基于单一组分吸收光谱的多组分浓度的估计方法 |
Also Published As
Publication number | Publication date |
---|---|
CN1957508A (zh) | 2007-05-02 |
EP1737089A1 (en) | 2006-12-27 |
JP2006261424A (ja) | 2006-09-28 |
EP1737089A4 (en) | 2011-02-02 |
EP1737089B1 (en) | 2011-12-21 |
KR20070015201A (ko) | 2007-02-01 |
CN100481659C (zh) | 2009-04-22 |
KR100799782B1 (ko) | 2008-01-31 |
US7620078B2 (en) | 2009-11-17 |
US20090086206A1 (en) | 2009-04-02 |
JP4231854B2 (ja) | 2009-03-04 |
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