AU2001268034A1 - Devices and methods for controlling protection switching in an optical channel shared protection ring - Google Patents
Devices and methods for controlling protection switching in an optical channel shared protection ringInfo
- Publication number
- AU2001268034A1 AU2001268034A1 AU2001268034A AU6803401A AU2001268034A1 AU 2001268034 A1 AU2001268034 A1 AU 2001268034A1 AU 2001268034 A AU2001268034 A AU 2001268034A AU 6803401 A AU6803401 A AU 6803401A AU 2001268034 A1 AU2001268034 A1 AU 2001268034A1
- Authority
- AU
- Australia
- Prior art keywords
- methods
- devices
- optical channel
- channel shared
- controlling
- 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
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0062—Network aspects
-
- 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
- H04J14/0227—Operation, administration, maintenance or provisioning [OAMP] of WDM networks, e.g. media access, routing or wavelength allocation
- H04J14/0241—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths
-
- 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)
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0227—Operation, administration, maintenance or provisioning [OAMP] of WDM networks, e.g. media access, routing or wavelength allocation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0062—Network aspects
- H04Q2011/0079—Operation or maintenance aspects
- H04Q2011/0081—Fault tolerance; Redundancy; Recovery; Reconfigurability
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0062—Network aspects
- H04Q2011/009—Topology aspects
- H04Q2011/0092—Ring
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US18839700P | 2000-03-10 | 2000-03-10 | |
US60188397 | 2000-03-10 | ||
PCT/US2001/007747 WO2001067138A2 (en) | 2000-03-10 | 2001-03-09 | Devices and methods for controlling protection switching in an optical channel shared protection ring |
Publications (1)
Publication Number | Publication Date |
---|---|
AU2001268034A1 true AU2001268034A1 (en) | 2001-09-17 |
Family
ID=22692967
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU2001268034A Abandoned AU2001268034A1 (en) | 2000-03-10 | 2001-03-09 | Devices and methods for controlling protection switching in an optical channel shared protection ring |
Country Status (3)
Country | Link |
---|---|
US (1) | US20010038473A1 (en) |
AU (1) | AU2001268034A1 (en) |
WO (1) | WO2001067138A2 (en) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7113481B2 (en) * | 2001-10-10 | 2006-09-26 | Alcatel | Informed dynamic path protection for optical networks |
US7181137B1 (en) | 2002-09-30 | 2007-02-20 | Cisco Technology, Inc. | Subband spectrum analysis for optical multiplex section protection |
CN100336327C (en) * | 2002-11-02 | 2007-09-05 | 中兴通讯股份有限公司 | Full optical fiber network two fiber bidirectional loop channel shared protective device |
ES2345714T3 (en) * | 2003-08-05 | 2010-09-30 | Telecom Italia S.P.A. | METHOD TO PROVIDE ADDITIONAL TRAFFIC ROUTES WITH PROTECTION OF THE CONNECTION IN A COMMUNICATION NETWORK, AND PRODUCT OF A COMPUTER PROGRAM AND NETWORK RELATED TO THE SAME. |
CN100370700C (en) * | 2004-04-14 | 2008-02-20 | 华为技术有限公司 | Realizing method and device for optical path shared protection in wave division complex system |
US7751705B2 (en) * | 2005-02-24 | 2010-07-06 | Tellabs Operations, Inc. | Optical channel intelligently shared protection ring |
EP2387169A1 (en) * | 2010-05-12 | 2011-11-16 | Ceragon Networks LTD. | Extra capacity in path-protected communication networks |
KR20130116415A (en) * | 2012-03-14 | 2013-10-24 | 한국전자통신연구원 | Method and apparatus for protection switching in optical transport network |
US9838763B2 (en) * | 2015-06-26 | 2017-12-05 | Ciena Corporation | TDM network call with compound service layer agreement |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3082554B2 (en) * | 1994-01-11 | 2000-08-28 | 株式会社日立製作所 | Self healing ring switch |
JPH07264231A (en) * | 1994-03-16 | 1995-10-13 | Fujitsu Ltd | Line changeover system |
SE514658C2 (en) * | 1994-12-21 | 2001-03-26 | Ericsson Telefon Ab L M | Node Architecture for Application of Optical Optimization (OADM) |
JPH11508427A (en) * | 1995-06-26 | 1999-07-21 | 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) | Self-healing net |
SE506748C2 (en) * | 1995-06-26 | 1998-02-09 | Ericsson Telefon Ab L M | Method and apparatus for removing and adding channels in an optical multiplexer |
CA2164071C (en) * | 1995-09-06 | 2001-08-21 | Thomas P. J. Flanagan | Optical communication system |
US5625478A (en) * | 1995-09-14 | 1997-04-29 | Lucent Technologies Inc. | Optically restorable WDM ring network using simple add/drop circuitry |
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 |
SE506320C2 (en) * | 1996-09-23 | 1997-12-01 | Ericsson Telefon Ab L M | Method and apparatus for detecting errors in a network |
JPH10112700A (en) * | 1996-10-04 | 1998-04-28 | Nec Corp | Wavelength division multiplex transmitter of ring configuration |
JPH10126350A (en) * | 1996-10-15 | 1998-05-15 | Nec Corp | Optical network, optical branch insertion node, and fault recovery system |
US6266168B1 (en) * | 1997-12-19 | 2001-07-24 | Lucent Technologies Inc. | Optical protection switch employing an interference filter |
US6141125A (en) * | 1998-01-26 | 2000-10-31 | Ciena Corporation | Intra-node diagnostic signal |
-
2001
- 2001-03-09 US US09/802,624 patent/US20010038473A1/en not_active Abandoned
- 2001-03-09 WO PCT/US2001/007747 patent/WO2001067138A2/en active Application Filing
- 2001-03-09 AU AU2001268034A patent/AU2001268034A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
WO2001067138A3 (en) | 2002-03-28 |
WO2001067138A2 (en) | 2001-09-13 |
US20010038473A1 (en) | 2001-11-08 |
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