IT1087310B - Circuito di controllo automatico di polarizzazione per laser a iniezione - Google Patents

Circuito di controllo automatico di polarizzazione per laser a iniezione

Info

Publication number
IT1087310B
IT1087310B IT29384/77A IT2938477A IT1087310B IT 1087310 B IT1087310 B IT 1087310B IT 29384/77 A IT29384/77 A IT 29384/77A IT 2938477 A IT2938477 A IT 2938477A IT 1087310 B IT1087310 B IT 1087310B
Authority
IT
Italy
Prior art keywords
control circuit
polarization control
injection laser
automatic polarization
automatic
Prior art date
Application number
IT29384/77A
Other languages
English (en)
Original Assignee
Western Electric Co
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 Western Electric Co filed Critical Western Electric Co
Application granted granted Critical
Publication of IT1087310B publication Critical patent/IT1087310B/it

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/50—Transmitters
    • H04B10/501—Structural aspects
    • H04B10/503—Laser transmitters
    • H04B10/504—Laser transmitters using direct modulation
    • 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
    • H01S5/06213—Amplitude modulation
    • 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
    • H01S5/06808—Stabilisation of laser output parameters by monitoring the electrical laser parameters, e.g. voltage or current
    • 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
    • H01S5/06812—Stabilisation of laser output parameters by monitoring or fixing the threshold current or other specific points of the L-I or V-I characteristics
    • 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)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Semiconductor Lasers (AREA)
IT29384/77A 1976-11-08 1977-11-07 Circuito di controllo automatico di polarizzazione per laser a iniezione IT1087310B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/739,575 US4081670A (en) 1976-11-08 1976-11-08 Automatic bias control circuit for injection lasers

Publications (1)

Publication Number Publication Date
IT1087310B true IT1087310B (it) 1985-06-04

Family

ID=24972930

Family Applications (1)

Application Number Title Priority Date Filing Date
IT29384/77A IT1087310B (it) 1976-11-08 1977-11-07 Circuito di controllo automatico di polarizzazione per laser a iniezione

Country Status (8)

Country Link
US (1) US4081670A (it)
JP (1) JPS5358789A (it)
BE (1) BE860538A (it)
CA (1) CA1085462A (it)
DE (1) DE2749404C3 (it)
GB (1) GB1541373A (it)
IT (1) IT1087310B (it)
NL (1) NL171400C (it)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2841433C2 (de) * 1978-09-22 1983-08-25 Siemens Ag, 1000 Berlin Und 8000 Muenchen Vorstromregelung von Laserdioden
NL8004159A (nl) * 1979-08-03 1981-01-22 Hitachi Ltd Optische opneeminrichting.
NL8200517A (nl) * 1982-02-11 1983-09-01 Tno Instelschakeling voor licht-emitterende diode met temperatuurcompensatie.
JPS60247982A (ja) * 1984-05-23 1985-12-07 Nec Corp 半導体レ−ザ駆動回路
CA1210070A (en) * 1984-10-26 1986-08-19 Northern Telecom Limited Laser transmitter
US4985896A (en) * 1985-03-29 1991-01-15 Canon Kabushiki Kaisha Laser driving device
US4680810A (en) * 1985-06-28 1987-07-14 American Telephone And Telegraph Company, At&T Bell Labs Means for controlling a semiconductor device and communication system comprising the means
EP0238484A1 (en) * 1985-09-24 1987-09-30 Bell Communications Research, Inc. Temperature stabilization of injection lasers
US4792956A (en) * 1986-05-13 1988-12-20 Litton Systems, Inc. Laser diode intensity and wavelength control
US4809286A (en) * 1986-12-22 1989-02-28 Gte Communication Systems Corporation Laser driver circuit
US4842358A (en) * 1987-02-20 1989-06-27 Litton Systems, Inc. Apparatus and method for optical signal source stabilization
DE3706572A1 (de) * 1987-02-28 1988-09-08 Philips Patentverwaltung Regelung von laserdioden
US4796266A (en) * 1987-12-21 1989-01-03 Bell Communications Research, Inc. Laser driver circuit with dynamic bias
JPH02228083A (ja) * 1989-02-28 1990-09-11 Sumitomo Electric Ind Ltd レーザーダイオードの光出力モニタ回路
US5046138A (en) * 1989-06-26 1991-09-03 General Instrument Corporation Self-aligning analog laser transmitter
US5187713A (en) * 1992-01-30 1993-02-16 Northern Telecom Limited Nonlinear device control methods and apparatus
US5444728A (en) * 1993-12-23 1995-08-22 Polaroid Corporation Laser driver circuit
US5822343A (en) * 1994-08-26 1998-10-13 Psc Inc. Operating and control system for lasers useful in bar code scanners
US5953690A (en) * 1996-07-01 1999-09-14 Pacific Fiberoptics, Inc. Intelligent fiberoptic receivers and method of operating and manufacturing the same
JP3414616B2 (ja) * 1997-04-21 2003-06-09 沖電気工業株式会社 光伝送システム
US5963570A (en) * 1997-05-12 1999-10-05 At&T Corp. Current control for an analog optical link
KR100350983B1 (ko) * 2000-02-03 2002-08-28 삼성전자 주식회사 레이저 다이오드 드라이버, 이에 적합한 광기록/재생기기의 초기화 방법, 그리고 레이저 다이오드 드라이버의구동 방법
US6947458B2 (en) * 2001-06-07 2005-09-20 Alcatel Communications, Inc. Power control circuit for laser diode having wavelength compensation
US6826210B2 (en) * 2001-06-07 2004-11-30 Alcatel Communications, Inc. Power control circuit for laser diode having wavelength compensation
JP4146800B2 (ja) * 2002-01-09 2008-09-10 株式会社アドバンテスト 位相変調回路、試験装置、及び通信システム
KR100857083B1 (ko) * 2002-06-26 2008-09-05 주식회사 히타치엘지 데이터 스토리지 코리아 광디스크 장치에서의 기준 파워 설정방법
US7215891B1 (en) 2003-06-06 2007-05-08 Jds Uniphase Corporation Integrated driving, receiving, controlling, and monitoring for optical transceivers
EP2797183A1 (en) * 2013-04-26 2014-10-29 Xieon Networks S.à.r.l. Operating a laser diode in an optical network

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2218431C3 (de) * 1972-04-17 1986-10-23 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung zur Kompensation des nichtlinearen Zusammenhanges zwischen angelegter Spannung und Lichtausstrahlung bei Lumineszenzdioden
FR2277492A1 (fr) * 1974-07-05 1976-01-30 Thomson Csf Dispositif de commande de diode electroluminescente et systeme de communication optique comportant un tel dispositif
US4019048A (en) * 1976-03-22 1977-04-19 Bell Telephone Laboratories, Incorporated Regenerator for an optical transmission system

Also Published As

Publication number Publication date
GB1541373A (en) 1979-02-28
CA1085462A (en) 1980-09-09
BE860538A (fr) 1978-03-01
JPS5358789A (en) 1978-05-26
DE2749404B2 (de) 1980-01-24
US4081670A (en) 1978-03-28
DE2749404C3 (de) 1982-05-06
DE2749404A1 (de) 1978-05-18
NL7712235A (nl) 1978-05-10
NL171400C (nl) 1983-03-16
JPS5651515B2 (it) 1981-12-05

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19961127