AU2092101A - Optical ring protection apparatus and methods - Google Patents

Optical ring protection apparatus and methods

Info

Publication number
AU2092101A
AU2092101A AU20921/01A AU2092101A AU2092101A AU 2092101 A AU2092101 A AU 2092101A AU 20921/01 A AU20921/01 A AU 20921/01A AU 2092101 A AU2092101 A AU 2092101A AU 2092101 A AU2092101 A AU 2092101A
Authority
AU
Australia
Prior art keywords
methods
protection apparatus
optical ring
ring protection
optical
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.)
Abandoned
Application number
AU20921/01A
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
Tellabs 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 Tellabs Operations Inc filed Critical Tellabs Operations Inc
Publication of AU2092101A publication Critical patent/AU2092101A/en
Abandoned 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
AU20921/01A 1999-12-14 2000-12-14 Optical ring protection apparatus and methods Abandoned AU2092101A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09459947 1999-12-14
US09/459,947 US6898376B1 (en) 1998-12-14 1999-12-14 Optical ring protection apparatus and methods
PCT/US2000/033720 WO2001045311A1 (en) 1999-12-14 2000-12-14 Optical ring protection apparatus and methods

Publications (1)

Publication Number Publication Date
AU2092101A true AU2092101A (en) 2001-06-25

Family

ID=23826804

Family Applications (1)

Application Number Title Priority Date Filing Date
AU20921/01A Abandoned AU2092101A (en) 1999-12-14 2000-12-14 Optical ring protection apparatus and methods

Country Status (3)

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

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
WO2013084848A1 (en) * 2011-12-06 2013-06-13 日清オイリオグループ株式会社 Emulsified liquid seasoning
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 (en) * 1993-09-22 2001-01-15 日本電信電話株式会社 1: n communication transmission method
US5889610A (en) * 1996-12-31 1999-03-30 Lucent Technologies Inc. Optical protection switching system
JP3013799B2 (en) * 1997-01-28 2000-02-28 日本電気株式会社 Transmitter and receiver for WDM optical transmission

Also Published As

Publication number Publication date
CA2394163A1 (en) 2001-06-21
CA2394163C (en) 2009-03-10
WO2001045311A1 (en) 2001-06-21

Similar Documents

Publication Publication Date Title
AU3627000A (en) Virtual path ring protection method and apparatus
AU1160801A (en) Apparatus and method
AU2409800A (en) Protective coating and methods for making same
AU6097200A (en) Chlorination apparatus and method
AU7484500A (en) Cargo-transfer apparatus and method
AU3543400A (en) Application apparatus and method
AU1306701A (en) Optical lens and optical system
AU2683100A (en) Inflatable protection apparatus
AU4904901A (en) Method and apparatus for optical reception
AUPP855599A0 (en) Apparatus and method
AU4216000A (en) Illumination apparatus and method
EP1168312A4 (en) Optical disk and optical disk apparatus
AU5876000A (en) Dosimeter apparatus and method
AU6041300A (en) System and apparatus for telecommunication
AU2750000A (en) Cassette adapter and method
AU2118200A (en) Optical device and method of manufacture
AU1338801A (en) Methods of protecting neuronal function
AU2374601A (en) Delimbing apparatus
AU2092101A (en) Optical ring protection apparatus and methods
AU7959700A (en) Communication apparatus and communication method
AU5168000A (en) Improved optical contacting method and apparatus
AU4939900A (en) Positioning apparatus and method
AU7137600A (en) Pluggable noise-controlling apparatus and method
AU9590898A (en) Headset apparatus
AU1872901A (en) Interferometer apparatus and method

Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase