CA2394163A1 - Procedes et dispositif de protection de boucle optique - Google Patents

Procedes et dispositif de protection de boucle optique Download PDF

Info

Publication number
CA2394163A1
CA2394163A1 CA002394163A CA2394163A CA2394163A1 CA 2394163 A1 CA2394163 A1 CA 2394163A1 CA 002394163 A CA002394163 A CA 002394163A CA 2394163 A CA2394163 A CA 2394163A CA 2394163 A1 CA2394163 A1 CA 2394163A1
Authority
CA
Canada
Prior art keywords
optical
signal
wavelength
outputting
coupler
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
CA002394163A
Other languages
English (en)
Other versions
CA2394163C (fr
Inventor
Ornan A. Gerstel
Rajiv R. Ramaswami
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.)
Coriant Operations Inc
Original Assignee
Ornan A. Gerstel
Rajiv R. Ramaswami
Tellabs Operations, Inc.
Coriant Operations, Inc.
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
Priority claimed from US09/459,947 external-priority patent/US6898376B1/en
Application filed by Ornan A. Gerstel, Rajiv R. Ramaswami, Tellabs Operations, Inc., Coriant Operations, Inc. filed Critical Ornan A. Gerstel
Publication of CA2394163A1 publication Critical patent/CA2394163A1/fr
Application granted granted Critical
Publication of CA2394163C publication Critical patent/CA2394163C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/22—Arrangements for detecting or preventing errors in the information received using redundant apparatus to increase reliability
    • 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
    • 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
    • H04J14/0289—Optical multiplex section protection
    • H04J14/029—Dedicated protection at the optical multiplex section (1+1)
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optical Communication System (AREA)
CA002394163A 1999-12-14 2000-12-14 Procedes et dispositif de protection de boucle optique Expired - Lifetime CA2394163C (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/459,947 1999-12-14
US09/459,947 US6898376B1 (en) 1998-12-14 1999-12-14 Optical ring protection apparatus and methods
PCT/US2000/033720 WO2001045311A1 (fr) 1999-12-14 2000-12-14 Procedes et dispositif de protection de boucle optique

Publications (2)

Publication Number Publication Date
CA2394163A1 true CA2394163A1 (fr) 2001-06-21
CA2394163C CA2394163C (fr) 2009-03-10

Family

ID=23826804

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002394163A Expired - Lifetime CA2394163C (fr) 1999-12-14 2000-12-14 Procedes et dispositif de protection de boucle optique

Country Status (3)

Country Link
AU (1) AU2092101A (fr)
CA (1) CA2394163C (fr)
WO (1) WO2001045311A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7421197B2 (en) 2003-01-21 2008-09-02 Fujitsu Limited Optical network protection switching architecture
KR101987306B1 (ko) * 2011-12-06 2019-09-30 닛신 오일리오그룹 가부시키가이샤 유화 액상 조미료
GB2586807B (en) * 2019-09-03 2023-07-19 Bae Systems Plc Vehicle control
US11716147B2 (en) 2020-08-10 2023-08-01 Solid, Inc. Optical communication device and optical communication system including the same

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5212578A (en) * 1991-10-02 1993-05-18 At&T Bell Laboratories Selection of transmission facilities using optical wavelength division multiplexing
JP3123633B2 (ja) * 1993-09-22 2001-01-15 日本電信電話株式会社 １：ｎ通信の伝送方式
US5889610A (en) * 1996-12-31 1999-03-30 Lucent Technologies Inc. Optical protection switching system
JP3013799B2 (ja) * 1997-01-28 2000-02-28 日本電気株式会社 波長多重光伝送用送信装置と受信装置

Also Published As

Publication number Publication date
CA2394163C (fr) 2009-03-10
AU2092101A (en) 2001-06-25
WO2001045311A1 (fr) 2001-06-21

Similar Documents

Publication Publication Date Title
WO2002075999A3 (fr) Procede et appareil permettant d'interconnecter une pluralite de transducteurs optiques et un commutateur optique multiplexe en longueur d'onde
CA2244385A1 (fr) Systeme a noeuds optiques pour architecture annulaire et methode associee
WO2003063401A3 (fr) Procedes et appareils pour fournir un reseau optique passif de multiplexage en longueur d'onde base sur des sources de lumiere multiplexees en longueur d'onde et verrouillees en longueur d'onde
WO2004057376A3 (fr) Dispositif de multiplexage optique
EP0877502A3 (fr) Systèmes d'emission et de réception pour la transmission de signaux multiplexés en longueurs d'ondes
AU4086901A (en) Wavelength division multiplex (wdm) signal monitor
EP0668674A3 (fr) Réseau et système à multiplexage d'ondes optiques
EP1028331A3 (fr) Multitplexeur WDM
EP0910182A3 (fr) Dispositif et système de transmission optique
WO2002030026A1 (fr) Systeme de communication optique a multiplexage en longueur d'onde
AU2001275871A1 (en) Reconfigurable multichannel transmitter for dense wavelength division multiplexing (dwdm) optical communication
EP1347590A3 (fr) Système de transmission à multiplexage en longueurs d'onde dans un réseau optique passif
EP0936761A4 (fr) Systeme de transmission optique a multiplexage par repartition en longueur d'onde
CA2438609A1 (fr) Recepteur de secours a amplification optique
CA2260314A1 (fr) Unite de transposition de signaux optiques
TWI350670B (en) A method for conveying management information
CA2377647A1 (fr) Multiplexeur/demultiplexeur a repartition en longueur d'onde a large bande
CA2394163A1 (fr) Procedes et dispositif de protection de boucle optique
WO1999049601A1 (fr) Repeteur de transmission a multiplexage par repartition en longueur d'onde, systeme et procede de transmission a multiplexage par repartition en longueur d'onde
WO2003017533A3 (fr) Dispositif de surveillance de canal optique utilisant de multiples bandes passantes a filtre fabry-perot
US20090304388A1 (en) Optical Branching Apparatus and Passive Optical Network System
WO2004034621A3 (fr) Reseau optique passif a multiplexage en longueur d'onde comprenant des detecteurs de defectuosite de fibre et/ou des composants d'alignement de longueur d'onde
EP1202479A4 (fr) Systeme de compensation de la dispersion
WO2003050980A3 (fr) Appareils de controle de performance optique dans un systeme a multiplexage en longueur d'onde
US20050259988A1 (en) Bi-directional optical access network

Legal Events

Date Code Title Description
EEER Examination request
MKEX Expiry

Effective date: 20201214