FR2468232B1 - - Google Patents

Info

Publication number
FR2468232B1
FR2468232B1 FR8022076A FR8022076A FR2468232B1 FR 2468232 B1 FR2468232 B1 FR 2468232B1 FR 8022076 A FR8022076 A FR 8022076A FR 8022076 A FR8022076 A FR 8022076A FR 2468232 B1 FR2468232 B1 FR 2468232B1
Authority
FR
France
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
Application number
FR8022076A
Other versions
FR2468232A1 (fr
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of FR2468232A1 publication Critical patent/FR2468232A1/fr
Application granted granted Critical
Publication of FR2468232B1 publication Critical patent/FR2468232B1/fr
Granted 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
    • H01S5/068—Stabilisation of laser output parameters
    • H01S5/0683—Stabilisation of laser output parameters by monitoring the optical output parameters
    • H01S5/06832—Stabilising during amplitude modulation

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Optical Communication System (AREA)
  • Semiconductor Lasers (AREA)
  • Lasers (AREA)
FR8022076A 1979-10-18 1980-10-15 Circuit de regulation pour le courant d'excitation d'un laser Granted FR2468232A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7907683A NL7907683A (nl) 1979-10-18 1979-10-18 Regelketen voor de bekrachtigingsstroom van een laser.

Publications (2)

Publication Number Publication Date
FR2468232A1 FR2468232A1 (fr) 1981-04-30
FR2468232B1 true FR2468232B1 (fr) 1984-02-17

Family

ID=19834035

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8022076A Granted FR2468232A1 (fr) 1979-10-18 1980-10-15 Circuit de regulation pour le courant d'excitation d'un laser

Country Status (11)

Country Link
US (1) US4347610A (fr)
JP (3) JPS5666083A (fr)
AU (1) AU534437B2 (fr)
BE (1) BE885760A (fr)
CA (1) CA1149021A (fr)
DE (1) DE3038607A1 (fr)
FR (1) FR2468232A1 (fr)
GB (1) GB2061607B (fr)
IT (1) IT1133916B (fr)
NL (1) NL7907683A (fr)
SE (1) SE448506B (fr)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2847182C3 (de) * 1978-10-30 1986-07-10 Siemens Ag, 1000 Berlin Und 8000 Muenchen Verfahren zur Modulationsstromregelung von Laserdioden
NL8005153A (nl) * 1980-09-15 1982-04-01 Philips Nv Inrichting voor het moduleren van het uitgangssignaal van een omzetter, bijvoorbeeld een electro-optische omzetter.
JPS5840878A (ja) * 1981-09-04 1983-03-09 Hitachi Ltd ディジタル光ディスク用半導体レーザの駆動装置
DE3242481C2 (de) * 1982-11-18 1994-06-09 Ant Nachrichtentech Verfahren zum Regeln des optischen Ausgangssignals eines Halbleiterlasers
JPS59146457A (ja) * 1983-02-10 1984-08-22 Olympus Optical Co Ltd 光出力自動制御装置
JPS59182637A (ja) * 1983-03-31 1984-10-17 Matsushita Electric Ind Co Ltd ビデオ信号光伝送装置
DE3312044A1 (de) * 1983-04-02 1984-10-04 ANT Nachrichtentechnik GmbH, 7150 Backnang Verfahren zum regeln des ausgangssignals eines halbleiterlasers
JPH0659042B2 (ja) * 1984-02-06 1994-08-03 株式会社日立製作所 ベ−スバンドｉｍ光画像送信装置
US4625315A (en) * 1984-08-27 1986-11-25 Minnesota Mining And Manufacturing Company Apparatus and circuitry for stabilizing laser diode output for analog modulation
DE3508034A1 (de) * 1985-03-07 1986-09-11 Ant Nachrichtentech Schaltungsanordnung zur ansteuerung eines halbleiterlasers
US4985896A (en) * 1985-03-29 1991-01-15 Canon Kabushiki Kaisha Laser driving device
US4771431A (en) * 1985-08-30 1988-09-13 Konishiroku Photo Industry Co., Ltd. Semiconductor laser drive
EP0218449B1 (fr) * 1985-09-30 1992-03-04 Kabushiki Kaisha Toshiba Dispositif de stabilisation de la puissance optique de sortie d'un laser à semi-conducteur
DE3608930A1 (de) * 1986-03-18 1987-09-24 Standard Elektrik Lorenz Ag Verfahren zur regelung der optischen leistung eines lasers und schaltung zur ausuebung des verfahrens
US4890288A (en) * 1986-08-27 1989-12-26 Canon Kabushiki Kaisha Light quantity control device
DE3706572A1 (de) * 1987-02-28 1988-09-08 Philips Patentverwaltung Regelung von laserdioden
US4815086A (en) * 1987-03-16 1989-03-21 Chemtronics Laser pulse modulator
US4774710A (en) * 1988-01-07 1988-09-27 Eastman Kodak Company Apparatus and method for controlling a laser diode to generate a linear illuminative output
US4995045A (en) * 1990-02-01 1991-02-19 Northern Telecom Limited Laser control circuit
DE4127421A1 (de) * 1990-08-17 1993-01-07 Roman Koller Sicherheitsschaltung und verfahren fuer laser
JPH04206583A (ja) * 1990-11-30 1992-07-28 Fujitsu Ltd 波長可変レーザの駆動装置
US5216682A (en) * 1992-02-13 1993-06-01 Telefonaktiebolaget Lm Ericsson Laser control method and apparatus
US5444728A (en) * 1993-12-23 1995-08-22 Polaroid Corporation Laser driver circuit
JPH07240555A (ja) * 1994-02-25 1995-09-12 Fujitsu Ltd 自動バイアス電流制御型ａｐｃ回路を有する光送信器
US5394416A (en) * 1994-05-11 1995-02-28 Alcatel Network Systems, Inc. Laser modulation controller using additive and amplitude modulation control tones
US5579328A (en) * 1995-08-10 1996-11-26 Northern Telecom Limited Digital control of laser diode power levels
US5953690A (en) * 1996-07-01 1999-09-14 Pacific Fiberoptics, Inc. Intelligent fiberoptic receivers and method of operating and manufacturing the same
US6917639B2 (en) * 2001-08-09 2005-07-12 Ricoh Company, Ltd. Laser driver circuit
US6587490B2 (en) * 2001-10-02 2003-07-01 Analog Modules, Inc Low-noise current source driver for laser diodes
US7372883B2 (en) * 2005-02-28 2008-05-13 Infocus Corporation Light emitting device driver circuit
US8036539B2 (en) * 2005-06-28 2011-10-11 Finisar Corporation Gigabit ethernet longwave optical transceiver module having amplified bias current
DE102010052368A1 (de) * 2010-09-06 2012-03-08 Mtu Aero Engines Gmbh Verfahren zum Steuern und/oder Regeln einer Laservorrichtung und eine Laservorrichtung
JP6146468B2 (ja) 2013-07-04 2017-06-14 富士通株式会社 光信号処理装置及び光信号処理方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3898583A (en) * 1972-03-29 1975-08-05 Xerox Corp Laser stabilization technique
GB1539624A (en) * 1976-02-11 1979-01-31 Standard Telephones Cables Ltd Laser control system
US4009385A (en) * 1976-03-22 1977-02-22 Bell Telephone Laboratories, Incorporated Laser control circuit
GB1559511A (en) * 1976-09-14 1980-01-23 Post Office Injection lasers
JPS53108397A (en) * 1977-03-04 1978-09-21 Hitachi Ltd Modulation circuit for semiconductor laser
GB1563944A (en) * 1977-03-29 1980-04-02 Post Office Imjection lasers
US4237427A (en) * 1978-06-16 1980-12-02 International Telephone And Telegraph Corporation Apparatus for stabilizing a laser
GB2025121B (en) * 1978-07-06 1982-05-19 Post Office Stabilisation of injection lasers

Also Published As

Publication number Publication date
NL7907683A (nl) 1981-04-22
IT1133916B (it) 1986-07-24
JPS6163071A (ja) 1986-04-01
CA1149021A (fr) 1983-06-28
IT8025362A0 (it) 1980-10-15
JPS6163070A (ja) 1986-04-01
JPH0118589B2 (fr) 1989-04-06
SE448506B (sv) 1987-02-23
GB2061607B (en) 1983-06-02
AU534437B2 (en) 1984-01-26
US4347610A (en) 1982-08-31
FR2468232A1 (fr) 1981-04-30
JPH0157513B2 (fr) 1989-12-06
JPS5666083A (en) 1981-06-04
AU6341380A (en) 1981-04-30
GB2061607A (en) 1981-05-13
DE3038607A1 (de) 1981-04-30
SE8007200L (sv) 1981-04-19
BE885760A (fr) 1981-04-16

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Legal Events

Date Code Title Description
ST Notification of lapse