AU9432898A - An optical network with protection path for failure recovery - Google Patents

An optical network with protection path for failure recovery

Info

Publication number
AU9432898A
AU9432898A AU94328/98A AU9432898A AU9432898A AU 9432898 A AU9432898 A AU 9432898A AU 94328/98 A AU94328/98 A AU 94328/98A AU 9432898 A AU9432898 A AU 9432898A AU 9432898 A AU9432898 A AU 9432898A
Authority
AU
Australia
Prior art keywords
optical network
failure recovery
protection path
path
protection
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
AU94328/98A
Inventor
Klaus Kuhn
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.)
Infinera Denmark AS
Original Assignee
DSC Communications AS
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 DSC Communications AS filed Critical DSC Communications AS
Publication of AU9432898A publication Critical patent/AU9432898A/en
Abandoned 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
    • 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
    • H04J14/0294—Dedicated protection at the optical channel (1+1)
    • 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)
    • 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
    • H04J14/0279—WDM point-to-point architectures
    • 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
    • H04J14/0278—WDM optical network architectures
    • H04J14/0284—WDM mesh architectures
    • 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
    • H04J14/0286—WDM hierarchical architectures

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optical Communication System (AREA)
AU94328/98A 1997-10-06 1998-10-06 An optical network with protection path for failure recovery Abandoned AU9432898A (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
DK114197 1997-10-06
DK1141/97 1997-10-06
DK116797 1997-10-13
DK1167/97 1997-10-13
PCT/DK1998/000428 WO1999018679A1 (en) 1997-10-06 1998-10-06 An optical network with protection path for failure recovery

Publications (1)

Publication Number Publication Date
AU9432898A true AU9432898A (en) 1999-04-27

Family

ID=26065287

Family Applications (1)

Application Number Title Priority Date Filing Date
AU94328/98A Abandoned AU9432898A (en) 1997-10-06 1998-10-06 An optical network with protection path for failure recovery

Country Status (2)

Country Link
AU (1) AU9432898A (en)
WO (1) WO1999018679A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7166719B2 (en) 2002-06-27 2007-01-23 Health Research, Inc. Fluorinated photosensitizers related to chlorins and bacteriochlorins for photodynamic therapy
CN1316761C (en) * 2001-01-04 2007-05-16 诺基亚公司 Maintaining quality of packet traffic in optical network when fuilure of optical link occurs
CN1225868C (en) * 2002-07-18 2005-11-02 华为技术有限公司 Flow rate protecting method and device for light interface in data communication equipment
EP2426837B1 (en) * 2010-08-30 2014-06-25 Deutsche Telekom AG Access network with redundant system design

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4878726A (en) * 1988-11-10 1989-11-07 American Telephone And Telegraph Company Optical transmission system
US5113276A (en) * 1989-11-09 1992-05-12 Siemens Aktiengesellschaft Optical communication network using redundant waveguides and two way operation
JPH04334135A (en) * 1991-05-09 1992-11-20 Nec Corp Optical fiber protection system
DE4421305C2 (en) * 1994-06-17 2002-07-18 Siemens Ag Circuit arrangement for switching between the two fibers of a double optical fiber connection running between two nodes

Also Published As

Publication number Publication date
WO1999018679A1 (en) 1999-04-15

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Legal Events

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