SE9602005L - Optiskt fibernätverk med reservsändare och-mottagare - Google Patents

Optiskt fibernätverk med reservsändare och-mottagare

Info

Publication number
SE9602005L
SE9602005L SE9602005A SE9602005A SE9602005L SE 9602005 L SE9602005 L SE 9602005L SE 9602005 A SE9602005 A SE 9602005A SE 9602005 A SE9602005 A SE 9602005A SE 9602005 L SE9602005 L SE 9602005L
Authority
SE
Sweden
Prior art keywords
receiver
nodes
transmitter
spare
receivers
Prior art date
Application number
SE9602005A
Other languages
English (en)
Other versions
SE9602005D0 (sv
Inventor
Bengt Johansson
Lars Egnell
Magnus Oeberg
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Priority to SE9602005A priority Critical patent/SE9602005L/sv
Publication of SE9602005D0 publication Critical patent/SE9602005D0/sv
Priority to PCT/SE1997/000845 priority patent/WO1997045977A1/en
Priority to AU29867/97A priority patent/AU2986797A/en
Publication of SE9602005L publication Critical patent/SE9602005L/sv

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/74—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for increasing reliability, e.g. using redundant or spare channels or apparatus
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0278—WDM optical network architectures
    • H04J14/0283—WDM ring architectures
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0287—Protection in WDM systems
    • H04J14/0293—Optical channel protection
    • H04J14/0295—Shared protection at the optical channel (1:1, n:m)

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
SE9602005A 1996-05-24 1996-05-24 Optiskt fibernätverk med reservsändare och-mottagare SE9602005L (sv)

Priority Applications (3)

Application Number Priority Date Filing Date Title
SE9602005A SE9602005L (sv) 1996-05-24 1996-05-24 Optiskt fibernätverk med reservsändare och-mottagare
PCT/SE1997/000845 WO1997045977A1 (en) 1996-05-24 1997-05-22 Channel protection in data-communication and data telecommunication system
AU29867/97A AU2986797A (en) 1996-05-24 1997-05-22 Channel protection in data-communication and data telecommunication system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9602005A SE9602005L (sv) 1996-05-24 1996-05-24 Optiskt fibernätverk med reservsändare och-mottagare

Publications (2)

Publication Number Publication Date
SE9602005D0 SE9602005D0 (sv) 1996-05-24
SE9602005L true SE9602005L (sv) 1997-11-25

Family

ID=20402702

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9602005A SE9602005L (sv) 1996-05-24 1996-05-24 Optiskt fibernätverk med reservsändare och-mottagare

Country Status (3)

Country Link
AU (1) AU2986797A (sv)
SE (1) SE9602005L (sv)
WO (1) WO1997045977A1 (sv)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6915075B1 (en) 1998-02-24 2005-07-05 Telefonaktiebolaget Lm Ericsson (Publ) Protection of WDM-channels
JP2002505546A (ja) * 1998-02-24 2002-02-19 テレフオンアクチーボラゲツト エル エム エリクソン（パブル） 波長分割多重チャネルの保護
ITMI991276A1 (it) * 1999-06-09 2000-12-09 Cit Alcatel Metodo per il recupero dei path unidirezionali tra piu' nodi nel casodi anelli transoceanici tipo ms-sp ring per telecomunicazioni sdh
CN100431288C (zh) * 2002-11-21 2008-11-05 中兴通讯股份有限公司 采用可调谐光源实现业务保护的方法和装置
CN113541775B (zh) * 2021-09-15 2022-01-28 北京国科天迅科技有限公司 光纤总线故障重构系统

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5457555A (en) * 1992-01-10 1995-10-10 Fujitsu Limited Optical transmission system
US5740157A (en) * 1992-05-21 1998-04-14 Alcatel Network Systems, Inc. Distributed control methodology and mechanism for implementing automatic protection switching
JPH0786988A (ja) * 1993-09-16 1995-03-31 Fujitsu Ltd Ｐｃａ伝送装置及びｐｃａ伝送方法

Also Published As

Publication number Publication date
SE9602005D0 (sv) 1996-05-24
AU2986797A (en) 1998-01-05
WO1997045977A1 (en) 1997-12-04

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Legal Events

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NAV Patent application has lapsed

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