CA2013156A1 - Recepteur optique coherent accorde numeriquement a acces selectif - Google Patents

Recepteur optique coherent accorde numeriquement a acces selectif

Info

Publication number
CA2013156A1
CA2013156A1 CA2013156A CA2013156A CA2013156A1 CA 2013156 A1 CA2013156 A1 CA 2013156A1 CA 2013156 A CA2013156 A CA 2013156A CA 2013156 A CA2013156 A CA 2013156A CA 2013156 A1 CA2013156 A1 CA 2013156A1
Authority
CA
Canada
Prior art keywords
optical receiver
coherent optical
random
local oscillator
group
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
CA2013156A
Other languages
English (en)
Other versions
CA2013156C (fr
Inventor
Bernard Glance
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.)
AT&T Inc
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 CA2013156A1 publication Critical patent/CA2013156A1/fr
Application granted granted Critical
Publication of CA2013156C publication Critical patent/CA2013156C/fr
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
    • H01S5/068—Stabilisation of laser output parameters
    • H01S5/0683—Stabilisation of laser output parameters by monitoring the optical output parameters
    • H01S5/0687—Stabilising the frequency of the laser
    • 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
    • H01S5/0622—Controlling the frequency of the radiation
    • 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
    • H01S5/04—Processes or apparatus for excitation, e.g. pumping, e.g. by electron beams
    • H01S5/042—Electrical excitation ; Circuits therefor
    • 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
    • H01S5/0617—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium using memorised or pre-programmed laser characteristics

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Optical Communication System (AREA)
  • Lasers (AREA)
CA002013156A 1989-05-04 1990-03-27 Recepteur optique coherent accorde numeriquement a acces selectif Expired - Fee Related CA2013156C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US347,121 1989-05-04
US07/347,121 US4916705A (en) 1989-05-04 1989-05-04 Random-access digitally-tuned coherent optical receiver

Publications (2)

Publication Number Publication Date
CA2013156A1 true CA2013156A1 (fr) 1990-11-04
CA2013156C CA2013156C (fr) 1994-04-26

Family

ID=23362412

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002013156A Expired - Fee Related CA2013156C (fr) 1989-05-04 1990-03-27 Recepteur optique coherent accorde numeriquement a acces selectif

Country Status (5)

Country Link
US (1) US4916705A (fr)
EP (1) EP0396370B1 (fr)
JP (1) JP2679859B2 (fr)
CA (1) CA2013156C (fr)
DE (1) DE69030019T2 (fr)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5406553A (en) * 1987-11-27 1995-04-11 British Telecommunications Public Limited Company Apparatus and method for converting a frequency division multiplex to a time division multiplex
JP2839611B2 (ja) * 1990-01-16 1998-12-16 沖電気工業株式会社 自動周波数制御回路
US5017880A (en) * 1990-01-24 1991-05-21 Rockwell International Corporation Varying operational frequency control circuit apparatus with noise minimizing feature
US5400163A (en) * 1990-11-21 1995-03-21 Mitsubishi Denki Kabushiki Kaisha Multiplex digital communication system for transmitting channel identification information
EP0529732B1 (fr) * 1991-08-30 1994-11-09 Koninklijke Philips Electronics N.V. Oscillateur à laser accordable
FR2680883B1 (fr) * 1991-08-30 1993-11-19 Alcatel Cit Procede et dispositif de commande d'un convertisseur de longueur d'onde optique.
NL9201130A (nl) * 1992-06-25 1994-01-17 Nederland Ptt Optische menginrichting met een fotodetector voor een heterodyne ontvanger.
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
JP2826436B2 (ja) * 1993-04-02 1998-11-18 日本電気株式会社 中間周波数引き込み方法
JP3729045B2 (ja) * 2000-08-30 2005-12-21 日本電気株式会社 光モジュールの異常検出方法及びその装置
US7127177B1 (en) 2002-08-02 2006-10-24 Finisar Corporation Integrated post-amplifier and laser driver assembly with digital control interface
US7269357B2 (en) * 2002-08-02 2007-09-11 Finisar Corporation Transceiver with programmable signal parameters
US7177547B1 (en) 2002-08-02 2007-02-13 Finisar Corporation System and method for controlling polarity of a data signal
US7224904B1 (en) 2002-10-29 2007-05-29 Finisar Corporation Digital control of optical transceiver transmitting and receiving elements
US7356262B2 (en) 2002-11-06 2008-04-08 Finisar Corporation Time division multiplexing of analog signals in an optical transceiver
US8233798B2 (en) * 2007-09-25 2012-07-31 Levinson Frank H Parallel transmission of data streams in a star-configured network
US7852152B2 (en) * 2008-08-28 2010-12-14 Menara Networks Nth order tunable low-pass continuous time filter for fiber optic receivers
CN102648594A (zh) * 2009-10-09 2012-08-22 美国日本电气实验室公司 用于无色无方向多阶roadm节点的没有波长选择器的应答器聚合器
EP2569883A1 (fr) * 2010-05-14 2013-03-20 France Télécom Dispositif de terminaison de ligne optique permettant la mise en oeuvre d'une technique de modulation ofdm
US8611744B2 (en) * 2010-12-31 2013-12-17 Infinera Corporation Monitoring system employing carrier recovery
CN102439876B (zh) 2011-09-15 2015-01-07 华为技术有限公司 信号发送方法、接收方法、无源光网络pon设备和系统
EP2713532B1 (fr) * 2012-09-27 2018-04-11 Alcatel Lucent Transpondeur optique cohérent

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5556721A (en) * 1978-10-20 1980-04-25 Sanyo Electric Co Ltd Preset receiver
JPS5561133A (en) * 1978-10-31 1980-05-08 Sanyo Electric Co Ltd Preset receiver
JPS5520091A (en) * 1979-06-29 1980-02-13 Sony Corp Electronic channel selector
US4829527A (en) * 1984-04-23 1989-05-09 The United States Of America As Represented By The Secretary Of The Army Wideband electronic frequency tuning for orotrons
JPH0632332B2 (ja) * 1984-08-24 1994-04-27 日本電気株式会社 半導体レ−ザ装置
EP0224185A3 (fr) * 1985-11-19 1989-04-26 Kabushiki Kaisha Toshiba Circuit de commande pour une diode laser
JPS6477325A (en) * 1987-09-18 1989-03-23 Nec Corp Intermediate frequency pulling-in device
JPH084186B2 (ja) * 1987-10-28 1996-01-17 国際電信電話株式会社 半導体レーザ

Also Published As

Publication number Publication date
EP0396370A2 (fr) 1990-11-07
EP0396370B1 (fr) 1997-03-05
DE69030019D1 (de) 1997-04-10
US4916705A (en) 1990-04-10
CA2013156C (fr) 1994-04-26
EP0396370A3 (fr) 1992-05-06
JPH02304425A (ja) 1990-12-18
JP2679859B2 (ja) 1997-11-19
DE69030019T2 (de) 1997-09-11

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