FR2663482B1 - Melangeur optique, recepteur heterodyne et procede de detection optique heterodyne. - Google Patents

Melangeur optique, recepteur heterodyne et procede de detection optique heterodyne.

Info

Publication number
FR2663482B1
FR2663482B1 FR9107309A FR9107309A FR2663482B1 FR 2663482 B1 FR2663482 B1 FR 2663482B1 FR 9107309 A FR9107309 A FR 9107309A FR 9107309 A FR9107309 A FR 9107309A FR 2663482 B1 FR2663482 B1 FR 2663482B1
Authority
FR
France
Prior art keywords
heterodyne
optical
detection method
receptor
mixer
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
FR9107309A
Other languages
English (en)
Other versions
FR2663482A1 (fr
Inventor
Timothy Andrew Large
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.)
Nortel Networks Ltd
Original Assignee
Northern Telecom Ltd
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 Northern Telecom Ltd filed Critical Northern Telecom Ltd
Publication of FR2663482A1 publication Critical patent/FR2663482A1/fr
Application granted granted Critical
Publication of FR2663482B1 publication Critical patent/FR2663482B1/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
    • H04B10/60—Receivers
    • H04B10/61—Coherent receivers
    • 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
    • H04B10/60—Receivers
    • H04B10/61—Coherent receivers
    • H04B10/614—Coherent receivers comprising one or more polarization beam splitters, e.g. polarization multiplexed [PolMux] X-PSK coherent receivers, polarization diversity heterodyne coherent receivers
    • 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
    • H04B10/60—Receivers
    • H04B10/61—Coherent receivers
    • H04B10/615—Arrangements affecting the optical part of the receiver
    • H04B10/6151—Arrangements affecting the optical part of the receiver comprising a polarization controller at the receiver's input stage
    • 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
    • H04B10/60—Receivers
    • H04B10/61—Coherent receivers
    • H04B10/64—Heterodyne, i.e. coherent receivers where, after the opto-electronic conversion, an electrical signal at an intermediate frequency [IF] is obtained

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
  • Semiconductor Lasers (AREA)
FR9107309A 1990-06-14 1991-06-14 Melangeur optique, recepteur heterodyne et procede de detection optique heterodyne. Expired - Fee Related FR2663482B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9013263A GB2245117B (en) 1990-06-14 1990-06-14 Optical mixing for heterodyne detection

Publications (2)

Publication Number Publication Date
FR2663482A1 FR2663482A1 (fr) 1991-12-20
FR2663482B1 true FR2663482B1 (fr) 1993-10-22

Family

ID=10677600

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9107309A Expired - Fee Related FR2663482B1 (fr) 1990-06-14 1991-06-14 Melangeur optique, recepteur heterodyne et procede de detection optique heterodyne.

Country Status (4)

Country Link
US (1) US5170275A (fr)
JP (1) JPH04232928A (fr)
FR (1) FR2663482B1 (fr)
GB (1) GB2245117B (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL9002713A (nl) * 1990-12-10 1992-07-01 Nederland Ptt Transmissiesysteem voor de polarisatie-ongevoelige overdracht van signalen.
JPH04278737A (ja) * 1991-03-06 1992-10-05 Kokusai Denshin Denwa Co Ltd <Kdd> コヒーレント光受信器
ES2101797T3 (es) * 1991-09-06 1997-07-16 Nederland Ptt Sistemas de transmision para la transmision de señales independientemente de la polarizacion.
US5473463A (en) * 1993-05-13 1995-12-05 Koninklijke Ptt Nederland N.V. Optical hybrid
US6850710B1 (en) 2000-06-09 2005-02-01 Tip Group, Llc Method and apparatus of utilizing RF/microwave and optical mixing techniques to select a given band of an optical transmission
WO2000077956A1 (fr) * 1999-06-10 2000-12-21 Fiberspace, Inc. Procede et appareil d'utilisation de techniques de melange d'hyperfrequences/rf pour selectionner une bande donnee d'une transmission optique
JP6020329B2 (ja) * 2013-04-18 2016-11-02 日立金属株式会社 通信光検知構造並びにこれを備えた通信光検知光コネクタ及び通信光検知光ケーブル

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6047524A (ja) * 1983-08-26 1985-03-14 Nippon Telegr & Teleph Corp <Ntt> 光受信装置
DE3431896A1 (de) * 1984-08-30 1986-03-13 Philips Patentverwaltung Gmbh, 2000 Hamburg Verfahren zur korrektur der signalamplitude optischer nachrichtenempfaenger
US4723317A (en) * 1986-05-08 1988-02-02 American Telephone And Telegraph Company, At&T Bell Laboratories Optical heterodyne mixers providing image-frequency rejection
US4697284A (en) * 1986-05-08 1987-09-29 American Telephone And Telegraph Company, At&T Bell Laboratories Single-photodiode optical heterodyne mixers
US4723315A (en) * 1986-06-24 1988-02-02 Itek Corporation Polarization matching mixer
NL8602350A (nl) * 1986-09-17 1988-04-18 Philips Nv Inrichting voor optische heterodyne detektie van een optische signaalbundel en optisch transmissiesysteem voorzien van een dergelijke inrichting.
US4718120A (en) * 1986-11-24 1988-01-05 American Telephone And Telegraph Company, At&T Bell Laboratories Polarization insensitive coherent lightwave detector
GB8709247D0 (en) * 1987-04-16 1987-06-10 British Telecomm Optical signal control
US5027436A (en) * 1990-04-27 1991-06-25 At&T Bell Laboratories Optical hybrid for coherent detection systems

Also Published As

Publication number Publication date
GB2245117B (en) 1994-04-06
GB2245117A (en) 1991-12-18
FR2663482A1 (fr) 1991-12-20
JPH04232928A (ja) 1992-08-21
GB9013263D0 (en) 1990-08-08
US5170275A (en) 1992-12-08

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Legal Events

Date Code Title Description
ST Notification of lapse