DE69815132D1 - Aktiver optischer detektor - Google Patents

Aktiver optischer detektor

Info

Publication number
DE69815132D1
DE69815132D1 DE69815132T DE69815132T DE69815132D1 DE 69815132 D1 DE69815132 D1 DE 69815132D1 DE 69815132 T DE69815132 T DE 69815132T DE 69815132 T DE69815132 T DE 69815132T DE 69815132 D1 DE69815132 D1 DE 69815132D1
Authority
DE
Germany
Prior art keywords
optical detector
active optical
active
detector
optical
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 - Lifetime
Application number
DE69815132T
Other languages
English (en)
Other versions
DE69815132T2 (de
Inventor
Eric Lacot
Frederic Stoeckel
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.)
Universite Joseph Fourier Grenoble 1
Original Assignee
Universite Joseph Fourier Grenoble 1
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 Universite Joseph Fourier Grenoble 1 filed Critical Universite Joseph Fourier Grenoble 1
Application granted granted Critical
Publication of DE69815132D1 publication Critical patent/DE69815132D1/de
Publication of DE69815132T2 publication Critical patent/DE69815132T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/0014—Monitoring arrangements not otherwise provided for
    • 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
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
    • 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
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • 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
    • H01S5/0014—Measuring characteristics or properties thereof
    • H01S5/0028—Laser diodes used as detectors
    • 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
    • H01S5/0608—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 light, e.g. optical switch
    • 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
    • H01S5/065—Mode locking; Mode suppression; Mode selection ; Self pulsating
    • H01S5/0656—Seeding, i.e. an additional light input is provided for controlling the laser modes, for example by back-reflecting light from an external optical component

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Biochemistry (AREA)
  • Pathology (AREA)
  • Electromagnetism (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Plasma & Fusion (AREA)
  • Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
DE69815132T 1997-09-30 1998-09-30 Aktiver optischer detektor Expired - Lifetime DE69815132T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR9712391A FR2769091B1 (fr) 1997-09-30 1997-09-30 Detecteur optique actif
FR9712391 1997-09-30
PCT/FR1998/002092 WO1999017099A1 (fr) 1997-09-30 1998-09-30 Detecteur optique actif

Publications (2)

Publication Number Publication Date
DE69815132D1 true DE69815132D1 (de) 2003-07-03
DE69815132T2 DE69815132T2 (de) 2004-04-08

Family

ID=9511836

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69815132T Expired - Lifetime DE69815132T2 (de) 1997-09-30 1998-09-30 Aktiver optischer detektor

Country Status (8)

Country Link
US (1) US6476916B1 (de)
EP (1) EP1019704B1 (de)
JP (1) JP2001518616A (de)
CA (1) CA2305202A1 (de)
DE (1) DE69815132T2 (de)
ES (1) ES2199462T3 (de)
FR (1) FR2769091B1 (de)
WO (1) WO1999017099A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3690321B2 (ja) * 2001-10-01 2005-08-31 住友電気工業株式会社 波長検出装置、マルチモード半導体レーザモジュール、波長安定化装置およびラマン増幅器
US6693927B1 (en) * 2002-09-13 2004-02-17 Intralase Corp. Method and apparatus for oscillator start-up control for mode-locked laser
JP2008545500A (ja) * 2005-06-07 2008-12-18 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ レーザ光学フィードバック断層撮影センサ及び方法
FR2902880A1 (fr) * 2006-06-27 2007-12-28 Pilat Arnaud Dispositif et procede d'imagerie pour obtenir des informations d'une cible biologique
FR2920538B1 (fr) * 2007-09-04 2009-11-20 Centre Nat Rech Scient Dispositif de detection heterodyne pour l'imagerie d'un objet par retroinjection
CZ304793B6 (cs) * 2013-12-03 2014-10-22 Technická univerzita v Liberci Způsob únavového testování fotochromního, fluorescenčního nebo fosforescenčního barviva/barviv, nebo směsi alespoň dvou z nich, a zařízení k jeho provádění

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4071751A (en) * 1976-04-26 1978-01-31 Rca Limited Automatic optical bias control for light modulators
JPS5478156A (en) * 1977-12-05 1979-06-22 Hitachi Ltd Detector of break point of optical fibers
US4243320A (en) * 1979-03-20 1981-01-06 Northern Telecom Limited Methods for testing optical fibres
US5272708A (en) * 1992-10-30 1993-12-21 The United States Of America As Represented By The Secretary Of The Navy Two-micron modelocked laser system
US5546189A (en) * 1994-05-19 1996-08-13 View Engineering, Inc. Triangulation-based 3D imaging and processing method and system
US5757831A (en) * 1996-07-12 1998-05-26 Lightwave Electronics Corp. Electronic suppression of optical feedback instabilities in a solid-state laser
DE19721842C2 (de) * 1997-05-26 1999-04-01 Bosch Gmbh Robert Interferometrische Meßvorrichtung

Also Published As

Publication number Publication date
DE69815132T2 (de) 2004-04-08
ES2199462T3 (es) 2004-02-16
EP1019704B1 (de) 2003-05-28
FR2769091B1 (fr) 1999-12-17
FR2769091A1 (fr) 1999-04-02
WO1999017099A1 (fr) 1999-04-08
US6476916B1 (en) 2002-11-05
JP2001518616A (ja) 2001-10-16
EP1019704A1 (de) 2000-07-19
CA2305202A1 (en) 1999-04-08

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition