DE69327175D1 - Verfahren und gerät zur stabilisierung der laserdiodenausgangsenergie - Google Patents

Verfahren und gerät zur stabilisierung der laserdiodenausgangsenergie

Info

Publication number
DE69327175D1
DE69327175D1 DE69327175T DE69327175T DE69327175D1 DE 69327175 D1 DE69327175 D1 DE 69327175D1 DE 69327175 T DE69327175 T DE 69327175T DE 69327175 T DE69327175 T DE 69327175T DE 69327175 D1 DE69327175 D1 DE 69327175D1
Authority
DE
Germany
Prior art keywords
stabilizing
laser diode
output energy
diode output
energy
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
DE69327175T
Other languages
English (en)
Other versions
DE69327175T2 (de
Inventor
James Carl
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.)
ECRM Inc
Original Assignee
ECRM Inc
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 ECRM Inc filed Critical ECRM Inc
Publication of DE69327175D1 publication Critical patent/DE69327175D1/de
Application granted granted Critical
Publication of DE69327175T2 publication Critical patent/DE69327175T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • H01S5/06209—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium by varying the potential of the electrodes in single-section lasers
    • H01S5/06216—Pulse modulation or generation
    • 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
    • H01S5/068—Stabilisation of laser output parameters
    • H01S5/0683—Stabilisation of laser output parameters by monitoring the optical output parameters
    • H01S5/06835—Stabilising during pulse modulation or generation

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Semiconductor Lasers (AREA)
  • Laser Beam Printer (AREA)
DE69327175T 1992-03-02 1993-02-18 Verfahren und gerät zur stabilisierung der laserdiodenausgangsenergie Expired - Fee Related DE69327175T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/844,277 US5309458A (en) 1992-03-02 1992-03-02 Method and apparatus for stabilizing laser diode energy output
PCT/US1993/001465 WO1993018563A1 (en) 1992-03-02 1993-02-18 Method and apparatus for stabilizing laser diode energy output

Publications (2)

Publication Number Publication Date
DE69327175D1 true DE69327175D1 (de) 2000-01-05
DE69327175T2 DE69327175T2 (de) 2000-06-15

Family

ID=25292280

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69327175T Expired - Fee Related DE69327175T2 (de) 1992-03-02 1993-02-18 Verfahren und gerät zur stabilisierung der laserdiodenausgangsenergie

Country Status (6)

Country Link
US (1) US5309458A (de)
EP (1) EP0724784B1 (de)
JP (1) JPH07506931A (de)
CA (1) CA2130669C (de)
DE (1) DE69327175T2 (de)
WO (1) WO1993018563A1 (de)

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US5172619A (en) * 1988-10-28 1992-12-22 Kolve Gerald C Single side cutter tooth with facing raker tooth
JP3184359B2 (ja) * 1993-03-19 2001-07-09 富士通株式会社 半導体レーザ制御方法および半導体レーザ制御装置
US5465264A (en) * 1993-11-22 1995-11-07 Xerox Corporation Electronic simulation for compensating laser diode thermal effects
US5400351A (en) * 1994-05-09 1995-03-21 Lumonics Inc. Control of a pumping diode laser
US5463648A (en) * 1994-08-01 1995-10-31 Litton Systems, Inc. Pulse forming network for diode laser
US6996150B1 (en) 1994-09-14 2006-02-07 Rohm Co., Ltd. Semiconductor light emitting device and manufacturing method therefor
DE19617552A1 (de) * 1996-05-02 1997-11-06 Heidelberger Druckmasch Ag Verfahren und Vorrichtung zur Regelung der Temperatur in einer mit Laserlicht arbeitenden Druckplatten-Beschriftungseinheit, insbesondere einer Offset-Druckmaschine
US5831569A (en) * 1996-11-01 1998-11-03 Northrop Grumman Corporation Method and apparatus for injecting synthetic pulses for increased transmitter stability
US5966394A (en) * 1997-05-30 1999-10-12 Eastman Kodak Company Laser diode controller
US6198497B1 (en) * 1998-06-03 2001-03-06 Hewlett-Packard Adjustment of a laser diode output power compensator
DE10063707A1 (de) 2000-12-20 2002-07-04 Heidelberger Druckmasch Ag Verfahren zur thermischen Stabilisierung einer Laserdiode in einem Recorder
GB2372376A (en) * 2001-02-15 2002-08-21 Marconi Caswell Ltd Semiconductor Laser
US6826210B2 (en) * 2001-06-07 2004-11-30 Alcatel Communications, Inc. Power control circuit for laser diode having wavelength compensation
US6947458B2 (en) * 2001-06-07 2005-09-20 Alcatel Communications, Inc. Power control circuit for laser diode having wavelength compensation
US6922423B2 (en) * 2003-04-11 2005-07-26 Robert L. Thornton Control system for a semiconductor laser
JP5022587B2 (ja) * 2005-10-07 2012-09-12 富士フイルム株式会社 半導体レーザの駆動方法および装置、並びに補正パターンの導出方法および装置
US20080063016A1 (en) * 2006-09-13 2008-03-13 Vikram Bhatia Thermal compensation in semiconductor lasers
DE102007044438A1 (de) 2007-09-18 2009-03-19 Osram Opto Semiconductors Gmbh Schaltungsanordnung zum Betrieb einer Pulslaserdiode und Verfahren zum Betrieb einer Pulslaserdiode
WO2018141380A1 (en) 2017-02-01 2018-08-09 Hp Indigo B.V. Laser units
US10340408B1 (en) 2018-05-17 2019-07-02 Hi Llc Non-invasive wearable brain interface systems including a headgear and a plurality of self-contained photodetector units configured to removably attach to the headgear
US10420498B1 (en) 2018-06-20 2019-09-24 Hi Llc Spatial and temporal-based diffusive correlation spectroscopy systems and methods
US11213206B2 (en) 2018-07-17 2022-01-04 Hi Llc Non-invasive measurement systems with single-photon counting camera
US10651626B2 (en) 2018-08-10 2020-05-12 Microsoft Technology Licensing, Llc Laser control
CA3135228A1 (en) 2019-05-06 2020-11-12 Hi Llc Photodetector architectures for time-correlated single photon counting
EP3980849A1 (de) 2019-06-06 2022-04-13 Hi LLC Lichtdetektorsysteme mit leistungsarmen zeit-digital-wandlerarchitekturen
US20210119421A1 (en) * 2019-10-16 2021-04-22 Panasonic intellectual property Management co., Ltd Cold-start acceleration for wavelength-beam-combining laser resonators
US11771362B2 (en) 2020-02-21 2023-10-03 Hi Llc Integrated detector assemblies for a wearable module of an optical measurement system
US11969259B2 (en) 2020-02-21 2024-04-30 Hi Llc Detector assemblies for a wearable module of an optical measurement system and including spring-loaded light-receiving members
US11950879B2 (en) 2020-02-21 2024-04-09 Hi Llc Estimation of source-detector separation in an optical measurement system
WO2021167892A1 (en) 2020-02-21 2021-08-26 Hi Llc Wearable devices and wearable assemblies with adjustable positioning for use in an optical measurement system
US11883181B2 (en) 2020-02-21 2024-01-30 Hi Llc Multimodal wearable measurement systems and methods
US11515014B2 (en) 2020-02-21 2022-11-29 Hi Llc Methods and systems for initiating and conducting a customized computer-enabled brain research study
US11864867B2 (en) 2020-03-20 2024-01-09 Hi Llc Control circuit for a light source in an optical measurement system by applying voltage with a first polarity to start an emission of a light pulse and applying voltage with a second polarity to stop the emission of the light pulse
US11877825B2 (en) 2020-03-20 2024-01-23 Hi Llc Device enumeration in an optical measurement system
WO2021188486A1 (en) 2020-03-20 2021-09-23 Hi Llc Phase lock loop circuit based adjustment of a measurement time window in an optical measurement system
US11857348B2 (en) 2020-03-20 2024-01-02 Hi Llc Techniques for determining a timing uncertainty of a component of an optical measurement system
WO2021188487A1 (en) 2020-03-20 2021-09-23 Hi Llc Temporal resolution control for temporal point spread function generation in an optical measurement system
US11187575B2 (en) 2020-03-20 2021-11-30 Hi Llc High density optical measurement systems with minimal number of light sources
US11819311B2 (en) 2020-03-20 2023-11-21 Hi Llc Maintaining consistent photodetector sensitivity in an optical measurement system
US11903676B2 (en) 2020-03-20 2024-02-20 Hi Llc Photodetector calibration of an optical measurement system
US11245404B2 (en) 2020-03-20 2022-02-08 Hi Llc Phase lock loop circuit based signal generation in an optical measurement system

Family Cites Families (6)

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Publication number Priority date Publication date Assignee Title
DE2543570C3 (de) * 1975-09-30 1980-09-04 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Schaltungsanordnung zur Modulation eines Halbleiter-Injektionslasers
JPS5851435B2 (ja) * 1976-05-25 1983-11-16 富士通株式会社 発光素子の駆動方式
JPH07112907B2 (ja) * 1987-06-23 1995-12-06 三菱電機株式会社 エレベ−タの運転装置
US5018154A (en) * 1989-09-12 1991-05-21 Brother Kogyo Kabushiki Kaisha Semiconductor laser drive device
JPH03169155A (ja) * 1989-11-28 1991-07-22 Fujitsu Ltd レーザダイオードの駆動回路
DE4025497C2 (de) * 1990-08-11 1996-12-19 Hell Ag Linotype Verfahren und Schaltungsanordnung zur Korrektur der Strahlungsleistung einer Laserdiode

Also Published As

Publication number Publication date
WO1993018563A1 (en) 1993-09-16
EP0724784A4 (de) 1994-12-02
EP0724784A1 (de) 1996-08-07
EP0724784B1 (de) 1999-12-01
JPH07506931A (ja) 1995-07-27
DE69327175T2 (de) 2000-06-15
US5309458A (en) 1994-05-03
CA2130669A1 (en) 1993-09-03
CA2130669C (en) 2003-08-19

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee