DE69209112T2 - Optisches Sende- und Empfangssystem mit optischem Zirkulator - Google Patents

Optisches Sende- und Empfangssystem mit optischem Zirkulator

Info

Publication number
DE69209112T2
DE69209112T2 DE69209112T DE69209112T DE69209112T2 DE 69209112 T2 DE69209112 T2 DE 69209112T2 DE 69209112 T DE69209112 T DE 69209112T DE 69209112 T DE69209112 T DE 69209112T DE 69209112 T2 DE69209112 T2 DE 69209112T2
Authority
DE
Germany
Prior art keywords
polarisation
optical
input
splitter
connection
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
DE69209112T
Other languages
English (en)
Other versions
DE69209112D1 (de
Inventor
Deventer Oskar Matthijs Van
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.)
Koninklijke PTT Nederland NV
Original Assignee
Koninklijke PTT Nederland NV
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 Koninklijke PTT Nederland NV filed Critical Koninklijke PTT Nederland NV
Application granted granted Critical
Publication of DE69209112D1 publication Critical patent/DE69209112D1/de
Publication of DE69209112T2 publication Critical patent/DE69209112T2/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
    • H04B10/25—Arrangements specific to fibre transmission
    • 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
    • H04B10/2589—Bidirectional transmission

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
DE69209112T 1991-02-19 1992-02-04 Optisches Sende- und Empfangssystem mit optischem Zirkulator Expired - Fee Related DE69209112T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL9100292A NL9100292A (nl) 1991-02-19 1991-02-19 Optisch zend- en ontvangsysteem met optische circulator.

Publications (2)

Publication Number Publication Date
DE69209112D1 DE69209112D1 (de) 1996-04-25
DE69209112T2 true DE69209112T2 (de) 1996-08-01

Family

ID=19858903

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69209112T Expired - Fee Related DE69209112T2 (de) 1991-02-19 1992-02-04 Optisches Sende- und Empfangssystem mit optischem Zirkulator

Country Status (9)

Country Link
US (1) US5327278A (de)
EP (1) EP0500157B1 (de)
JP (1) JPH0813015B2 (de)
AT (1) ATE135863T1 (de)
CA (1) CA2061210C (de)
DE (1) DE69209112T2 (de)
DK (1) DK0500157T3 (de)
ES (1) ES2084917T3 (de)
NL (1) NL9100292A (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU675424B2 (en) * 1992-04-03 1997-02-06 Telstra Corporation Limited Improvements to optical phase shifting
WO1993025014A1 (en) * 1992-06-01 1993-12-09 Telstra Corporation Limited An optical isolator and an optical telecommunications system
WO1993020475A1 (en) * 1992-04-03 1993-10-14 Australian And Overseas Telecommunications Corporation Limited Improvements to optical phase shifting
WO1994009400A1 (en) * 1992-10-20 1994-04-28 Telstra Corporation Limited An optical circulator
JP4565256B2 (ja) * 2008-07-22 2010-10-20 独立行政法人情報通信研究機構 偏光方向同期検出回路及び受信装置
US20100235515A1 (en) * 2009-03-16 2010-09-16 Posco Ict Company Ltd. Method and apparatus for managing connection

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5535329A (en) * 1978-09-04 1980-03-12 Nippon Telegr & Teleph Corp <Ntt> Light circulator
FR2495864A3 (fr) * 1980-12-08 1982-06-11 Jeunhomme Luc Dispositif de transmission par fibre optique permettant de maitriser l'etat de polarisation d'un faisceau lumineux et systeme de transmission utilisant un tel dispositif
JPS62114340A (ja) * 1985-11-13 1987-05-26 Nec Corp 双方向光通信装置
JPS62118648A (ja) * 1985-11-19 1987-05-30 Matsushita Electric Ind Co Ltd 二重化光ル−プネツトワ−ク
DE3605248A1 (de) * 1986-02-19 1987-09-03 Standard Elektrik Lorenz Ag Optischer sende/empfangsmodul
US4697284A (en) * 1986-05-08 1987-09-29 American Telephone And Telegraph Company, At&T Bell Laboratories Single-photodiode optical heterodyne mixers
GB2203259A (en) * 1987-02-26 1988-10-12 Plessey Co Plc Polarisation rotator associated with reflective surface
GB8709073D0 (en) * 1987-04-15 1987-05-20 British Telecomm Coherent optical systems
JPH01178940A (ja) * 1987-12-29 1989-07-17 Nec Corp 偏波ダイバーシチ光受信装置
US4804256A (en) * 1988-01-11 1989-02-14 Wilson Donald K Faraday rotators using a movable optical element
US5146359A (en) * 1989-01-26 1992-09-08 The Furukawa Electric Co., Ltd. Double-stage phase-diversity receiver
US5115332A (en) * 1989-07-20 1992-05-19 Fujitsu Limited Receiver for coherent optical communication
US5037202A (en) * 1990-07-02 1991-08-06 International Business Machines Corporation Measurement of size and refractive index of particles using the complex forward-scattered electromagnetic field
JP3001943B2 (ja) * 1990-08-30 2000-01-24 株式会社東芝 偏波スイッチング光源、光受信装置及びコヒーレント光伝送システム
US5152597A (en) * 1990-12-03 1992-10-06 Eastman Kodak Company Magneto-optic readout using a polarization-preserving optical fiber

Also Published As

Publication number Publication date
EP0500157B1 (de) 1996-03-20
NL9100292A (nl) 1992-09-16
ES2084917T3 (es) 1996-05-16
CA2061210C (en) 1997-03-04
JPH0813015B2 (ja) 1996-02-07
EP0500157A1 (de) 1992-08-26
ATE135863T1 (de) 1996-04-15
JPH0646006A (ja) 1994-02-18
US5327278A (en) 1994-07-05
CA2061210A1 (en) 1992-08-20
DK0500157T3 (da) 1996-04-15
DE69209112D1 (de) 1996-04-25

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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