[go: up one dir, main page]

CA2056121A1 - Equipement optoelectronique d'emission - Google Patents

Equipement optoelectronique d'emission

Info

Publication number
CA2056121A1
CA2056121A1 CA2056121A CA2056121A CA2056121A1 CA 2056121 A1 CA2056121 A1 CA 2056121A1 CA 2056121 A CA2056121 A CA 2056121A CA 2056121 A CA2056121 A CA 2056121A CA 2056121 A1 CA2056121 A1 CA 2056121A1
Authority
CA
Canada
Prior art keywords
optical transmitter
operating
optical
dpsh
homodyne
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.)
Granted
Application number
CA2056121A
Other languages
English (en)
Other versions
CA2056121C (fr
Inventor
Hiroshi Nishimoto
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.)
Fujitsu Ltd
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2056121A1 publication Critical patent/CA2056121A1/fr
Application granted granted Critical
Publication of CA2056121C publication Critical patent/CA2056121C/fr
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
    • H04B10/505—Laser transmitters using external modulation
    • H04B10/5057—Laser transmitters using external modulation using a feedback signal generated by analysing the optical output
    • 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
    • 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
    • H04B10/50—Transmitters
    • H04B10/516—Details of coding or modulation
    • H04B10/54—Intensity 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
    • H04B10/516—Details of coding or modulation
    • H04B10/548—Phase or frequency 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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Nonlinear Science (AREA)
  • Optics & Photonics (AREA)
  • Optical Communication System (AREA)
  • Semiconductor Lasers (AREA)
CA002056121A 1990-11-27 1991-11-25 Equipement optoelectronique d'emission Expired - Fee Related CA2056121C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2-320771 1990-11-27
JP2320771A JPH04192729A (ja) 1990-11-27 1990-11-27 光送信装置

Publications (2)

Publication Number Publication Date
CA2056121A1 true CA2056121A1 (fr) 1992-05-28
CA2056121C CA2056121C (fr) 1995-12-05

Family

ID=18125076

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002056121A Expired - Fee Related CA2056121C (fr) 1990-11-27 1991-11-25 Equipement optoelectronique d'emission

Country Status (5)

Country Link
US (1) US5317443A (fr)
EP (1) EP0488226B1 (fr)
JP (1) JPH04192729A (fr)
CA (1) CA2056121C (fr)
DE (1) DE69119366T2 (fr)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE36088E (en) * 1990-03-01 1999-02-09 Fujitsu Limited Optical transmitter
GB2253962A (en) * 1991-03-21 1992-09-23 Stc Plc Optical transmitter modulation
FR2688365B1 (fr) * 1992-03-09 1994-04-29 France Telecom Procede de transmission optique d'un multiplex de porteuses electriques et dispositif pour la mise en óoeuvre de ce procede.
NL9201077A (nl) * 1992-06-18 1994-01-17 Nederland Ptt Optisch transmissiesysteem met frequentieregeling.
EP0580990A1 (fr) * 1992-06-26 1994-02-02 Siemens Aktiengesellschaft Emetteur optique pour la transmission de signaux numériques
DE4316811A1 (de) * 1993-05-19 1994-11-24 Philips Patentverwaltung Optisches Übertragungssystem mit einer Laserdiode
JP2518521B2 (ja) * 1993-06-30 1996-07-24 日本電気株式会社 光変調装置及びこれを用いたマッハツェンダ型光強度変調器駆動方法
JP3368738B2 (ja) * 1996-01-17 2003-01-20 三菱電機株式会社 光送信器
JP3603238B2 (ja) * 1996-03-19 2004-12-22 富士通株式会社 時分割光多重化装置
US5754577A (en) * 1996-07-23 1998-05-19 Broadband Communications Products, Inc. Compensation for variations in temperature and aging of laser diode by use of small signal, square-law portion of transfer function of diode detection circuit
JPH1048582A (ja) * 1996-08-08 1998-02-20 Mitsubishi Electric Corp 変調装置、送信装置、変調方法及び通信システム
JP3724894B2 (ja) * 1996-10-24 2005-12-07 富士通株式会社 光送信機
US6271942B1 (en) * 1996-11-26 2001-08-07 Matsushita Electric Industrial Co., Ltd. Optical transmission device and system
EP0946897B1 (fr) * 1996-12-23 2003-03-12 Tellabs Denmark A/S Procede et dispositif pour moduler la lumiere dans un circuit de modulation a modulateur de mach-zehnder
US6072615A (en) * 1997-06-13 2000-06-06 Lucent Technologies Inc. Phase modulator-based generation of high-quality high bit rate return-to-zero optical data streams
JP3591346B2 (ja) * 1998-12-08 2004-11-17 富士通株式会社 光変調器
US6479979B1 (en) * 1999-07-09 2002-11-12 Srico, Inc. Opto-electric device for measuring the root-mean-square value of an alternating current voltage
US6728277B1 (en) 2000-08-28 2004-04-27 Emcore Corporation Envelope biasing for laser transmitters
US6539038B1 (en) 2000-11-13 2003-03-25 Jds Uniphase Corporation Reference frequency quadrature phase-based control of drive level and DC bias of laser modulator
US6700907B2 (en) 2000-11-20 2004-03-02 Jds Uniphase Corporation Mach-Zehnder modulator bias and driver gain control mechanism
US6822987B2 (en) * 2000-11-22 2004-11-23 Optical Communication Products, Inc. High-speed laser array driver
DE10392214T5 (de) * 2002-01-09 2004-12-23 Advantest Corp. Phasenmodulationsschaltung, Prüfvorrichtung und Kommunikationssystem
JP2004061956A (ja) * 2002-07-30 2004-02-26 Fujitsu Ltd 光送信装置及びその制御方法
US7418015B2 (en) * 2004-02-23 2008-08-26 Finisar Corporation System and method for control of optical transmitter
JP4630047B2 (ja) * 2004-12-07 2011-02-09 株式会社日立国際電気 光伝送装置
US20060228121A1 (en) * 2005-03-29 2006-10-12 General Electric Company Remote monitoring system and method
US20070063771A1 (en) * 2005-09-21 2007-03-22 Bookham Technology, Plc. Bias-T circuit
JP4767657B2 (ja) * 2005-10-31 2011-09-07 三菱電機株式会社 光送信器
KR100796766B1 (ko) * 2006-05-29 2008-01-22 (주)레드로버 프로젝션용 스테레오 광학엔진 구조
JP2008078353A (ja) * 2006-09-21 2008-04-03 Oki Electric Ind Co Ltd 光送信装置
US8718476B2 (en) * 2008-02-27 2014-05-06 Xtera Communications, Inc. Tunable optical discriminator
JP5092910B2 (ja) * 2008-06-09 2012-12-05 横河電機株式会社 光変調装置及び光ファイバ測定装置
JP5125894B2 (ja) * 2008-08-29 2013-01-23 富士通株式会社 光変調器およびそれを用いた光送信装置
JP5506575B2 (ja) * 2010-07-08 2014-05-28 三菱電機株式会社 光変調器、光送信装置およびバイアス調整方法
US9130681B2 (en) * 2013-03-27 2015-09-08 Infinera Corporation Reducing phase noise associated with optical sources
CN114243450B (zh) * 2021-12-16 2023-06-09 厦门亿芯源半导体科技有限公司 一种dfb激光器直流耦合输出电源配置方法

Family Cites Families (7)

* 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
DE3137497A1 (de) * 1981-09-21 1983-04-07 Siemens Ag Optisches uebertragungssystem fuer hochfrequente digitale signale
JPH061912B2 (ja) * 1984-12-05 1994-01-05 日本電気株式会社 周波数偏移変調光送信装置
EP0235662B1 (fr) * 1986-02-17 1993-10-27 Nec Corporation Emetteur optique comportant un discriminateur optique de fréquence
US5025487A (en) * 1987-01-20 1991-06-18 Gte Laboratories Incorporated System for transmitting information on interferometrically generated optical carriers
DE3817836A1 (de) * 1988-05-26 1989-11-30 Philips Patentverwaltung Optischer sender mit einer laserdiode
US5161044A (en) * 1989-07-11 1992-11-03 Harmonic Lightwaves, Inc. Optical transmitters linearized by means of parametric feedback

Also Published As

Publication number Publication date
DE69119366T2 (de) 1996-11-14
CA2056121C (fr) 1995-12-05
DE69119366D1 (de) 1996-06-13
EP0488226B1 (fr) 1996-05-08
US5317443A (en) 1994-05-31
EP0488226A3 (en) 1993-03-03
JPH04192729A (ja) 1992-07-10
EP0488226A2 (fr) 1992-06-03

Similar Documents

Publication Publication Date Title
CA2056121A1 (fr) Equipement optoelectronique d'emission
DE69304806D1 (de) Laservorspannungs- und -modulationsschaltung
HK1006620A1 (en) Quadrature modulator
CA2079863A1 (fr) Source lumineuse a frequence asservie a un resonateur a reseau incorpore a la fibre optique
CA2083219A1 (fr) Emetteur optique muni d'un modulateur optique
CA2156430A1 (fr) Production de signaux optiques au moyen de composants haute frequence
CA2362139A1 (fr) Systeme permettant d'eviter les risques de collision utilise dans un aeronef
CA2303948A1 (fr) Emetteur integre a selection de longueur d'onde
MX9803652A (es) Metodo y aparato para la estabilizacion de un rayo laser semiconductor.
ATE183344T1 (de) Fm-empfänger mit einer schaltung zur überabtastung
CA2162078A1 (fr) Modulateur optique avec circuit de reprise de tension de polarisation
EP0411131A4 (en) Wavelength stabilized source of light
CA2132043A1 (fr) Methode et dispositif de modulation de frequence pour laser a semiconducteur et systeme de communication optique utilisant ce dispositif
AU2001269315A1 (en) Optical pulse train generator
EP0237922A3 (fr) Procédé pour la régulation de la puissance optique d'un laser et circuit pour la mise en oeuvre de ce procédé
YU179189A (sh) Postupak za generisanje predajnog amplitudno modulisanog signala sa nezavisnim bočnim opsegom i uredjaj za sprovodjenje postupka
MY125711A (en) Semiconductor laser driving method and optical disc apparatus
CA2198337A1 (fr) Modulation de signal d'horloge pour etalement en frequence
EP0359248A3 (fr) Appareil d'irradiation par laser et appareil d'enregistrement à laser l'utilisant
AU635086B2 (en) Modulation current regulation for laser diodes
CA2057572A1 (fr) Module d'emission optique
CA2180579A1 (fr) Circuit de modulation pour modulateur optique a semiconducteur
EP0392647A3 (fr) Dispositifs avec FSK pour boucle de courant
CA2005579A1 (fr) Modulation de phase
EP0381768A4 (en) Laser diode driving apparatus

Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed