DE69230775D1 - Optisches Übertragungssystem mit Umschaltungseinrichtung für die Übertragungsleitungen - Google Patents

Optisches Übertragungssystem mit Umschaltungseinrichtung für die Übertragungsleitungen

Info

Publication number
DE69230775D1
DE69230775D1 DE69230775T DE69230775T DE69230775D1 DE 69230775 D1 DE69230775 D1 DE 69230775D1 DE 69230775 T DE69230775 T DE 69230775T DE 69230775 T DE69230775 T DE 69230775T DE 69230775 D1 DE69230775 D1 DE 69230775D1
Authority
DE
Germany
Prior art keywords
switching device
transmission system
optical transmission
transmission lines
lines
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
DE69230775T
Other languages
English (en)
Other versions
DE69230775T2 (de
Inventor
Kazuo Yamane
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
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Publication of DE69230775D1 publication Critical patent/DE69230775D1/de
Application granted granted Critical
Publication of DE69230775T2 publication Critical patent/DE69230775T2/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
    • H04B10/03—Arrangements for fault recovery
    • H04B10/032—Arrangements for fault recovery using working and protection systems

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Time-Division Multiplex Systems (AREA)
DE69230775T 1991-09-18 1992-09-17 Optisches Übertragungssystem mit Umschaltungseinrichtung für die Übertragungsleitungen Expired - Fee Related DE69230775T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3267111A JP2528225B2 (ja) 1991-09-18 1991-09-18 伝送路切替方式

Publications (2)

Publication Number Publication Date
DE69230775D1 true DE69230775D1 (de) 2000-04-20
DE69230775T2 DE69230775T2 (de) 2000-07-27

Family

ID=17440219

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69230775T Expired - Fee Related DE69230775T2 (de) 1991-09-18 1992-09-17 Optisches Übertragungssystem mit Umschaltungseinrichtung für die Übertragungsleitungen

Country Status (5)

Country Link
US (1) US5434691A (de)
EP (1) EP0533167B1 (de)
JP (1) JP2528225B2 (de)
CA (1) CA2078533C (de)
DE (1) DE69230775T2 (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994028646A1 (de) * 1993-05-28 1994-12-08 Siemens Aktiengesellschaft Verfahren zur ersatzschaltung für eine übertragungseinrichtung zur bidirektionalen übertragung von digitalsignalen und anordnung zur durchfürhrung des verfahrens
DE4421305C2 (de) * 1994-06-17 2002-07-18 Siemens Ag Schaltungsanordnung zum Umschalten zwischen den beiden Fasern einer zwischen zwei Knotenpunkten verlaufenden, gedoppelten Lichtwellenleiter-Verbindung
US5777761A (en) * 1995-12-22 1998-07-07 Mci Communications Corporation System and method for photonic facility and line protection switching using wavelength translation
US5731887A (en) * 1995-12-22 1998-03-24 Mci Communications Corporation System and method for photonic facility and line protection switching
US6005694A (en) * 1995-12-28 1999-12-21 Mci Worldcom, Inc. Method and system for detecting optical faults within the optical domain of a fiber communication network
US6285475B1 (en) 1995-12-29 2001-09-04 Mci Communications Corporation Method and system for detecting optical faults in a network fiber link
US5729527A (en) * 1995-12-29 1998-03-17 Tellabs Operations, Inc. Fault management in a multichannel transmission system
US6108113A (en) * 1995-12-29 2000-08-22 Mci Communications Corporation Method and system for transporting ancillary network data
US5884017A (en) * 1995-12-29 1999-03-16 Mci Communications Corporation Method and system for optical restoration tributary switching in a fiber network
US6175416B1 (en) * 1996-08-06 2001-01-16 Brown University Research Foundation Optical stress generator and detector
US5903370A (en) * 1996-06-28 1999-05-11 Mci Communications Corporation System for an optical domain
US6115155A (en) * 1996-10-29 2000-09-05 Chorum Technologies Inc. System for dealing with faults in an optical link
US6400477B1 (en) * 1997-09-09 2002-06-04 Worldcom, Inc. Optical cross-connect (OXC) network connectivity
US6057948A (en) * 1997-11-03 2000-05-02 Ciena Corporation Protection switch optical communications system
JP2000115215A (ja) * 1998-10-05 2000-04-21 Nec Corp ループネットワークにおける故障検知回路
SE516316C2 (sv) * 1999-03-18 2001-12-17 Cisco Systems Sweden Ab Mottagartransponder för skyddade nät
US7099578B1 (en) 1999-12-16 2006-08-29 Tellabs Operations Inc. 1:N protection in an optical terminal
US7242866B2 (en) * 2002-08-29 2007-07-10 Intel Corporation Methods and apparatus for switching N optical input signals to M optical outputs
US7457234B1 (en) * 2003-05-14 2008-11-25 Adtran, Inc. System and method for protecting communication between a central office and a remote premises
TWI378661B (en) * 2008-01-04 2012-12-01 Amtran Technology Co Ltd Data transmission system using optical fiber and home entertainment system using hdcp
JPWO2018221533A1 (ja) * 2017-05-29 2020-03-19 株式会社フジクラ アクティブ光ケーブル、アクティブ光ケーブルの制御方法、及び、アクティブ光ケーブルの配線方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55136742A (en) * 1979-04-13 1980-10-24 Toshiba Corp Multiplex communication system
US4393493A (en) * 1980-11-10 1983-07-12 International Telephone And Telegraph Corporation Automatic protection apparatus for span lines employed in high speed digital systems
JPS603237A (ja) * 1983-06-21 1985-01-09 Nec Corp 光伝送用多重化装置
JPS61189037A (ja) * 1985-02-15 1986-08-22 Fujitsu Ltd 光端局装置
JPS61234634A (ja) * 1985-04-11 1986-10-18 Fujitsu Ltd 光伝送路切替方式
US4837760A (en) * 1985-08-02 1989-06-06 Northern Telecom Limited Communications system with protection switching using individual selectors
JPS62253231A (ja) * 1986-01-07 1987-11-05 Fujitsu Ltd 現用予備切換システム
JPH01228328A (ja) * 1988-03-09 1989-09-12 Fujitsu Ltd 伝送路の回線切替方式
GB8910957D0 (en) * 1989-05-12 1989-06-28 Plessey Telecomm Optical transmission apparatus
JPH03154535A (ja) * 1989-11-13 1991-07-02 Nec Corp 予備回路監視装置
JPH0799816B2 (ja) * 1990-01-10 1995-10-25 富士通株式会社 保護線の切替制御方式
CA2054443C (en) * 1990-10-30 1995-11-07 Kazuo Yamane Switching system of optical transmission lines for protecting from trouble
US5216666A (en) * 1991-12-12 1993-06-01 Alcatel Network Systems, Inc. 1:n ring-type signal protection apparatus

Also Published As

Publication number Publication date
CA2078533C (en) 1997-08-26
DE69230775T2 (de) 2000-07-27
EP0533167A2 (de) 1993-03-24
JPH0583199A (ja) 1993-04-02
JP2528225B2 (ja) 1996-08-28
EP0533167A3 (en) 1993-11-24
EP0533167B1 (de) 2000-03-15
CA2078533A1 (en) 1993-03-19
US5434691A (en) 1995-07-18

Similar Documents

Publication Publication Date Title
DE69230775D1 (de) Optisches Übertragungssystem mit Umschaltungseinrichtung für die Übertragungsleitungen
EP0567081A3 (de) Optische Einrichtung zur parallelen Übertragung.
DE69232475T2 (de) Optisches Übertragungssystem
DE69113708T2 (de) Lichtübertragungsvorrichtung.
DE69123354D1 (de) Optisches übertragungssystem
DE68923626D1 (de) Datenübertragungssystem mit Kanalumschaltungseinrichtung.
DE69430108T2 (de) Optisches Übertragungssystem
DE69107201D1 (de) Ortungssystem mit offener übertragungsleitung.
DE69324879D1 (de) Optisches Übertragungssystem
DE69128537T2 (de) Optisches Übertragungssystem
NO893092L (no) Anordning for kabelgjennomfoering.
DE68920459T2 (de) Umschaltungseinrichtung für Übertragungsleitungen.
DE69103641D1 (de) Optisches Übertragungssystem mit verbessertem Ersatzleitungsumschaltmechanismus.
DE69121721T2 (de) Bidirektionales übertragungssystem mit identischen Laserbauelementen
DE69216671D1 (de) Übertragungsgerät
DE69202931D1 (de) Steuervorrichtung für automatisches Fahrzeuggetriebe.
DE69323039D1 (de) Bidirektionale Übertragungsvorrichtung
DE69123773T2 (de) Datenübertragungsanlage mit Doppelleitung
DE69230821D1 (de) Übertragungssteuervorrichtung
DE69213776D1 (de) Übertragungsgerät
DE69229968D1 (de) Steuereinrichtung für hydraulisches System mit mehreren Verbrauchern
FI915263A0 (fi) Voimansiirtojärjestelmä
DE69102728T2 (de) Übertragungsgerät.
DE69324172T2 (de) Getriebevorrichtung
KR930006522U (ko) 자동차용 자동 변속기 작동케이블

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee