DE69129602D1 - Optisches Kommunikationssystem mit reduzierten Verzerrungen - Google Patents

Optisches Kommunikationssystem mit reduzierten Verzerrungen

Info

Publication number
DE69129602D1
DE69129602D1 DE69129602T DE69129602T DE69129602D1 DE 69129602 D1 DE69129602 D1 DE 69129602D1 DE 69129602 T DE69129602 T DE 69129602T DE 69129602 T DE69129602 T DE 69129602T DE 69129602 D1 DE69129602 D1 DE 69129602D1
Authority
DE
Germany
Prior art keywords
communication system
optical communication
reduced distortion
distortion
reduced
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
DE69129602T
Other languages
English (en)
Other versions
DE69129602T2 (de
Inventor
Henry L Pfizenmayer
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.)
Motorola Solutions Inc
Original Assignee
Motorola 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 Motorola Inc filed Critical Motorola Inc
Publication of DE69129602D1 publication Critical patent/DE69129602D1/de
Application granted granted Critical
Publication of DE69129602T2 publication Critical patent/DE69129602T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • 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
    • H04B10/25—Arrangements specific to fibre transmission
    • H04B10/2507—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion
    • 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
    • H04B10/505—Laser transmitters using external modulation
    • H04B10/5057—Laser transmitters using external modulation using a feedback signal generated by analysing the optical output
    • H04B10/50572—Laser transmitters using external modulation using a feedback signal generated by analysing the optical output to control the modulating signal amplitude including amplitude distortion
    • 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
    • H04B10/516—Details of coding or modulation
    • H04B10/54—Intensity modulation
    • H04B10/541—Digital intensity or amplitude modulation
    • 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
    • H04B10/58—Compensation for non-linear transmitter output
    • 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)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Optical Communication System (AREA)
  • Led Device Packages (AREA)
  • Semiconductor Lasers (AREA)
  • Led Devices (AREA)
DE69129602T 1990-03-05 1991-03-01 Optisches Kommunikationssystem mit reduzierten Verzerrungen Expired - Fee Related DE69129602T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/488,547 US5073983A (en) 1990-03-05 1990-03-05 Optical communication system with reduced distortion

Publications (2)

Publication Number Publication Date
DE69129602D1 true DE69129602D1 (de) 1998-07-23
DE69129602T2 DE69129602T2 (de) 1998-12-10

Family

ID=23940098

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69129602T Expired - Fee Related DE69129602T2 (de) 1990-03-05 1991-03-01 Optisches Kommunikationssystem mit reduzierten Verzerrungen

Country Status (4)

Country Link
US (1) US5073983A (de)
EP (1) EP0445978B1 (de)
JP (1) JPH04249930A (de)
DE (1) DE69129602T2 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5166509A (en) * 1990-11-09 1992-11-24 Tacan Corporation Optical modulator noise nonlinearity reduction circuit
US5369522A (en) * 1991-03-12 1994-11-29 Hughes Aircraft Company Modulation system and method with third order intermodulation distortion reduction
US5293545A (en) * 1992-07-27 1994-03-08 General Instrument Corporation Optical source with reduced relative intensity noise
US5532865A (en) * 1992-10-09 1996-07-02 Matsushita Electric Industrial Co., Ltd. Fiber optic communication terminal, fiber optic communication system, and its wavelength setting method
US5528405A (en) * 1995-01-05 1996-06-18 Harris Corporation Power series correction in a linear fiber optic analog transmission system and method
US5963570A (en) * 1997-05-12 1999-10-05 At&T Corp. Current control for an analog optical link
US6072616A (en) * 1997-06-23 2000-06-06 Lucent Technologies Inc. Apparatus and methods for improving linearity and noise performance of an optical source
AU751353B2 (en) * 1998-07-03 2002-08-15 Canon Kabushiki Kaisha Crystal growth process, semiconductor device, and its production process
US6708003B1 (en) * 1999-12-16 2004-03-16 Northrop Grumman Corporation Optical energy transmission system utilizing precise phase and amplitude control
US8755750B2 (en) * 2010-05-22 2014-06-17 Photonic Systems, Inc. Wide-bandwidth signal canceller

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4009385A (en) * 1976-03-22 1977-02-22 Bell Telephone Laboratories, Incorporated Laser control circuit
JPS55130247A (en) * 1979-03-30 1980-10-08 Ryohei Itaya Electric-optical converter
FR2494514A1 (fr) * 1980-11-14 1982-05-21 Lignes Telegraph Telephon Dispositif de stabilisation de la puissance de sortie d'un module emetteur pour systeme de transmission sur fibre optique
JPS57141980A (en) * 1981-02-26 1982-09-02 Fujitsu Ltd System for improving distortion rate of light emitting diode
GB2113035B (en) * 1981-12-03 1985-10-09 Standard Telephones Cables Ltd Optical transmission system and method
FR2526554B1 (fr) * 1982-05-06 1985-06-07 Telecommunications Sa Procede de regulation de moyens emetteurs d'informations lumineuses et le systeme de mise en oeuvre
DE3232058C2 (de) * 1982-08-28 1994-11-17 Ant Nachrichtentech Schaltungsanordnung zum Ansteuern eines optischen Sendeelements
DE3317027C2 (de) * 1983-05-10 1985-03-21 Hewlett-Packard Gmbh, 7030 Boeblingen Schaltungsanordnung zur Umwandlung eines elektrischen Einganssignales in ein optisches Ausgangssignal
DE3342001A1 (de) * 1983-11-22 1985-05-30 Standard Elektrik Lorenz Ag Schaltungsanordnung zur kompensation
JPS61277236A (ja) * 1985-05-31 1986-12-08 Nec Corp 光変調回路
JPS62136932A (ja) * 1985-12-10 1987-06-19 Sharp Corp 光送信機
JPS62151040A (ja) * 1985-12-25 1987-07-06 Toshiba Corp 光出力安定化方式
US4709416A (en) * 1986-02-24 1987-11-24 Rca Corporation Laser bias current stabilization for burst mode fiber optic communication system
JPS6378626A (ja) * 1986-09-22 1988-04-08 Nec Corp 光変調回路
DE69026653T2 (de) * 1989-07-11 1997-01-09 Harmonic Lightwaves Inc Optische Sender, linearisiert durch parametrische Rückkopplung

Also Published As

Publication number Publication date
EP0445978A2 (de) 1991-09-11
JPH04249930A (ja) 1992-09-04
US5073983A (en) 1991-12-17
DE69129602T2 (de) 1998-12-10
EP0445978A3 (en) 1993-08-11
EP0445978B1 (de) 1998-06-17

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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