ATE438969T1 - Wegherstellung - Google Patents
WegherstellungInfo
- Publication number
- ATE438969T1 ATE438969T1 AT05759445T AT05759445T ATE438969T1 AT E438969 T1 ATE438969 T1 AT E438969T1 AT 05759445 T AT05759445 T AT 05759445T AT 05759445 T AT05759445 T AT 05759445T AT E438969 T1 ATE438969 T1 AT E438969T1
- Authority
- AT
- Austria
- Prior art keywords
- paths
- criterion
- path
- candidate
- established
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L45/00—Routing or path finding of packets in data switching networks
- H04L45/62—Wavelength based
-
- 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
- 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
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L45/00—Routing or path finding of packets in data switching networks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L45/00—Routing or path finding of packets in data switching networks
- H04L45/12—Shortest path evaluation
- H04L45/124—Shortest path evaluation using a combination of metrics
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Optical Communication System (AREA)
- Farming Of Fish And Shellfish (AREA)
- Window Of Vehicle (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB0416110.5A GB0416110D0 (en) | 2004-07-19 | 2004-07-19 | Path establishment |
PCT/GB2005/002736 WO2006008462A1 (en) | 2004-07-19 | 2005-07-12 | Path establishment |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE438969T1 true ATE438969T1 (de) | 2009-08-15 |
Family
ID=32893810
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT05759445T ATE438969T1 (de) | 2004-07-19 | 2005-07-12 | Wegherstellung |
Country Status (8)
Country | Link |
---|---|
US (1) | US8532496B2 (de) |
EP (1) | EP1769600B1 (de) |
CN (1) | CN1989718B (de) |
AT (1) | ATE438969T1 (de) |
CA (1) | CA2573706A1 (de) |
DE (1) | DE602005015859D1 (de) |
GB (1) | GB0416110D0 (de) |
WO (1) | WO2006008462A1 (de) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB0416110D0 (en) * | 2004-07-19 | 2004-08-18 | British Telecomm | Path establishment |
GB0416107D0 (en) * | 2004-07-19 | 2004-08-18 | British Telecomm | Wavelength selection |
US8446815B2 (en) * | 2004-12-22 | 2013-05-21 | Telecommunications Research Laboratories | Failure independent path protection with p-cycles |
CN100461695C (zh) * | 2006-06-28 | 2009-02-11 | 华为技术有限公司 | 一种路径的管理方法、实现跨域端到端管理的方法 |
JP5747711B2 (ja) * | 2011-07-22 | 2015-07-15 | 富士通株式会社 | ネットワーク評価装置 |
US9258190B2 (en) * | 2014-02-10 | 2016-02-09 | Ciena Corporation | Systems and methods for managing excess optical capacity and margin in optical networks |
US10257596B2 (en) * | 2012-02-13 | 2019-04-09 | Ciena Corporation | Systems and methods for managing excess optical capacity and margin in optical networks |
EP2797247A1 (de) | 2013-04-24 | 2014-10-29 | British Telecommunications Public Limited Company | Optische Datenübertragung |
WO2015052468A1 (en) | 2013-10-11 | 2015-04-16 | British Telecommunications Public Limited Company | Optical data transmission method and apparatus |
US9831947B2 (en) | 2016-04-20 | 2017-11-28 | Ciena Corporation | Margin determination systems and methods in optical networks |
US11509747B2 (en) | 2018-06-21 | 2022-11-22 | British Telecommunications Public Limited Company | Path selection for content delivery network |
US10587339B1 (en) | 2018-11-27 | 2020-03-10 | Ciena Corporation | Systems and methods for achieving best effort home route capacity on protection paths during optical restoration |
CL2018003851A1 (es) * | 2018-12-28 | 2020-07-24 | Univ Técnica Federico Santa Maria | Un método de enrutamiento de menor costo para redes ópticas dinámicas wdm con restricciones de continuidad de longitudes de onda |
Family Cites Families (37)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4731878A (en) * | 1985-11-29 | 1988-03-15 | American Telephone And Telegraph Company, At&T Bell Laboratories | Self-routing switch node combining electronic and photonic switching |
US5586128A (en) * | 1994-11-17 | 1996-12-17 | Ericsson Ge Mobile Communications Inc. | System for decoding digital data using a variable decision depth |
US6476945B1 (en) * | 1999-06-01 | 2002-11-05 | Nortel Networks Limited | Wavelength allocation in a ring |
US6275470B1 (en) * | 1999-06-18 | 2001-08-14 | Digital Island, Inc. | On-demand overlay routing for computer-based communication networks |
US6529301B1 (en) * | 1999-07-29 | 2003-03-04 | Nortel Networks Limited | Optical switch and protocols for use therewith |
US6738354B1 (en) * | 2000-02-18 | 2004-05-18 | Nortel Networks Limited | Label selection for end-to-end label-switched traffic through a communications network |
US6519062B1 (en) * | 2000-02-29 | 2003-02-11 | The Regents Of The University Of California | Ultra-low latency multi-protocol optical routers for the next generation internet |
US6763190B2 (en) * | 2000-03-03 | 2004-07-13 | Lucent Technologies Inc. | Network auto-provisioning and distributed restoration |
DE60028551T2 (de) * | 2000-06-05 | 2006-09-28 | Pirelli Cavi E Sistemi S.P.A. | Optisches wellenlängenmultiplexiertes System mit kombinierten wellenlängen Leitweglenkung und Leitweglenkung von optischen Fasern |
US6775230B1 (en) * | 2000-07-18 | 2004-08-10 | Hitachi, Ltd. | Apparatus and method for transmitting frames via a switch in a storage area network |
JP2002064529A (ja) | 2000-08-16 | 2002-02-28 | Nippon Telegr & Teleph Corp <Ntt> | 光伝達網における波長ラベル割り当て方法および波長ラベル管理システム |
JP4378882B2 (ja) * | 2001-01-17 | 2009-12-09 | 日本電気株式会社 | 光通信ネットワーク、中継増幅装置及びそれらに用いる通信制御方法 |
US6757495B2 (en) * | 2001-01-30 | 2004-06-29 | The Regents Of The University Of California | Optical layer multicasting using a multiple sub-carrier header and a multicast switch with active header insertion via single sideband optical processing |
US6850705B2 (en) * | 2001-03-17 | 2005-02-01 | Fujitsu Limited | Online distributed path routing method and system |
US20020191247A1 (en) * | 2001-04-30 | 2002-12-19 | Xiang Lu | Fast restoration in optical mesh network |
US20030016410A1 (en) * | 2001-07-18 | 2003-01-23 | Innovance Networks | Method for engineering connections in a dynamically reconfigurable photonic switched network |
US7171124B2 (en) * | 2001-07-19 | 2007-01-30 | Lucent Technologies Inc. | Wavelength routing and switching mechanism for a photonic transport network |
US7599621B2 (en) * | 2001-07-19 | 2009-10-06 | Alcatel-Lucent Usa Inc. | Trail engineering in agile photonic networks |
US7113481B2 (en) * | 2001-10-10 | 2006-09-26 | Alcatel | Informed dynamic path protection for optical networks |
US7362974B2 (en) * | 2001-11-30 | 2008-04-22 | Pirelli & C. S.P.A. | Method for planning or provisioning data transport networks |
US7190902B2 (en) * | 2001-12-12 | 2007-03-13 | Lucent Technologies Inc. | Wavelength exerciser |
US7249169B2 (en) * | 2001-12-28 | 2007-07-24 | Nortel Networks Limited | System and method for network control and provisioning |
JP3823837B2 (ja) * | 2002-01-31 | 2006-09-20 | 日本電気株式会社 | 光通信ネットワーク及びそれに用いる光通信ネットワーク設計方法 |
AU2002238680A1 (en) * | 2002-02-21 | 2003-09-29 | Alcatel | Method of determining a spectral route for a given connection in an optical telecommunication network |
CA2425721C (en) * | 2002-04-19 | 2009-03-10 | Nippon Telegraph And Telephone Corporation | Optical path communication network, node, and optical path setup method |
AU2002328280A1 (en) * | 2002-05-17 | 2004-01-06 | Telefonaktiebolaget Lm Ericsson (Publ) | Dynamic routing in packet-switching multi-layer communications networks |
US20040120705A1 (en) * | 2002-12-18 | 2004-06-24 | Robert Friskney | Differentiated resilience in optical networks |
US7224897B1 (en) * | 2003-04-28 | 2007-05-29 | Lucent Technologies Inc. | Method of preconfiguring optical protection trails in a mesh-connected agile photonic network |
US20040220886A1 (en) * | 2003-04-30 | 2004-11-04 | Lucent Technologies, Inc. | Communication signal resource chain assignment for optical networks subject to reach constraints |
US7283741B2 (en) * | 2003-06-06 | 2007-10-16 | Intellambda Systems, Inc. | Optical reroutable redundancy scheme |
US7860392B2 (en) * | 2003-06-06 | 2010-12-28 | Dynamic Method Enterprises Limited | Optical network topology databases based on a set of connectivity constraints |
FR2857531B1 (fr) | 2003-07-11 | 2005-12-02 | Cit Alcatel | Procede pour determiner une route spectrale dans un reseau de telecommunication optique |
DE10333805B4 (de) * | 2003-07-24 | 2016-04-07 | Xieon Networks S.À.R.L. | Verfahren zur Ermittlung eines Verbindungspfades und eines zugehörigen unbelegten Wellenlängenkanals |
US7725035B2 (en) * | 2004-04-20 | 2010-05-25 | Fujitsu Limited | Method and system for managing network traffic |
GB0416110D0 (en) * | 2004-07-19 | 2004-08-18 | British Telecomm | Path establishment |
GB0416107D0 (en) * | 2004-07-19 | 2004-08-18 | British Telecomm | Wavelength selection |
US8238749B2 (en) * | 2007-08-27 | 2012-08-07 | Futurewei Technologies, Inc. | Distributing wavelength compatible with signaling protocols |
-
2004
- 2004-07-19 GB GBGB0416110.5A patent/GB0416110D0/en not_active Ceased
-
2005
- 2005-07-12 WO PCT/GB2005/002736 patent/WO2006008462A1/en active Application Filing
- 2005-07-12 US US11/632,533 patent/US8532496B2/en active Active
- 2005-07-12 DE DE602005015859T patent/DE602005015859D1/de active Active
- 2005-07-12 AT AT05759445T patent/ATE438969T1/de not_active IP Right Cessation
- 2005-07-12 EP EP05759445A patent/EP1769600B1/de active Active
- 2005-07-12 CA CA002573706A patent/CA2573706A1/en not_active Abandoned
- 2005-07-12 CN CN200580024297.4A patent/CN1989718B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
EP1769600B1 (de) | 2009-08-05 |
CN1989718B (zh) | 2012-07-04 |
CN1989718A (zh) | 2007-06-27 |
WO2006008462A1 (en) | 2006-01-26 |
DE602005015859D1 (de) | 2009-09-17 |
CA2573706A1 (en) | 2006-01-26 |
EP1769600A1 (de) | 2007-04-04 |
US8532496B2 (en) | 2013-09-10 |
US20080037982A1 (en) | 2008-02-14 |
GB0416110D0 (en) | 2004-08-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |