ES2401274R1 - SYSTEM AND METHOD FOR PERFORMING SPECTRUM ASSIGNMENT IN AN OPTICAL NETWORK - Google Patents

SYSTEM AND METHOD FOR PERFORMING SPECTRUM ASSIGNMENT IN AN OPTICAL NETWORK

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Publication number
ES2401274R1
ES2401274R1 ES201131579A ES201131579A ES2401274R1 ES 2401274 R1 ES2401274 R1 ES 2401274R1 ES 201131579 A ES201131579 A ES 201131579A ES 201131579 A ES201131579 A ES 201131579A ES 2401274 R1 ES2401274 R1 ES 2401274R1
Authority
ES
Spain
Prior art keywords
resources
spectrum
flexible optical
provision
optical network
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
ES201131579A
Other languages
Spanish (es)
Other versions
ES2401274B1 (en
ES2401274A2 (en
Inventor
Juan Fernandez-Palacios
Oscar Gonzalez
Javier Jimenez
Del Nuevo Fernando Munoz
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.)
Telefonica SA
Original Assignee
Telefonica SA
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 Telefonica SA filed Critical Telefonica SA
Priority to ES201131579A priority Critical patent/ES2401274B1/en
Priority to PCT/EP2012/069019 priority patent/WO2013045521A1/en
Publication of ES2401274A2 publication Critical patent/ES2401274A2/en
Publication of ES2401274R1 publication Critical patent/ES2401274R1/en
Application granted granted Critical
Publication of ES2401274B1 publication Critical patent/ES2401274B1/en
Withdrawn - After Issue legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • H04J14/0254—Optical medium access
    • H04J14/0256—Optical medium access at the optical channel layer
    • 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
    • H04J14/0254—Optical medium access
    • H04J14/0256—Optical medium access at the optical channel layer
    • H04J14/0257—Wavelength assignment algorithms
    • 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
    • H04J14/0254—Optical medium access
    • H04J14/0256—Optical medium access at the optical channel layer
    • H04J14/0258—Wavelength identification or labelling
    • 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
    • H04J14/0254—Optical medium access
    • H04J14/0256—Optical medium access at the optical channel layer
    • H04J14/026—Optical medium access at the optical channel layer using WDM channels of different transmission rates
    • 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
    • H04J14/0254—Optical medium access
    • H04J14/0267—Optical signaling or routing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0224—Irregular wavelength spacing, e.g. to accommodate interference to all wavelengths

Abstract

Sistema y método para realizar asignación de espectro en una red óptica. En el sistema de la invención, dicha asignación de espectro se realiza según un plano de control, dicha asignación de espectro comprende una provisión de recursos y trayectorias y comprende además una optimización del espectro. El sistema está caracterizado porque dicha red óptica es una red óptica flexible que comprende una pluralidad de nodos ópticos flexibles y porque comprende: - al menos un controlador de nodo óptico flexible en cada uno de dichos nodos ópticos flexibles para dicha provisión de recursos y trayectorias, comprendiendo dicha provisión de recursos y trayectorias al menos la reserva de recursos y el establecimiento de un enlace de conexión entre al menos parte de dicha pluralidad de nodos ópticos flexibles; - extensiones de protocolo para dicho plano de control con el fin de realizar al menos dicha provisión de recursos y trayectorias; y - un gestor de espectro óptico que proporciona dicha optimización del espectro, conectado a dicha pluralidad de nodos ópticos flexibles, que comprende adaptar la utilización del espectro según mediciones de tráfico llevadas a cabo mediante una herramienta de monitorización en dicha red óptica flexible. El método está dispuesto para llevar a cabo dicha provisión de recursos y trayectorias y dicha optimización del espectro.System and method to perform spectrum allocation in an optical network. In the system of the invention, said spectrum allocation is performed according to a control plane, said spectrum allocation comprises a provision of resources and trajectories and further comprises spectrum optimization. The system is characterized in that said optical network is a flexible optical network comprising a plurality of flexible optical nodes and in that it comprises: - at least one flexible optical node controller in each of said flexible optical nodes for said provision of resources and paths, said provision of resources and paths comprising at least the reservation of resources and the establishment of a connection link between at least part of said plurality of flexible optical nodes; - protocol extensions for said control plane in order to make at least said provision of resources and paths; and - an optical spectrum manager that provides said spectrum optimization, connected to said plurality of flexible optical nodes, comprising adapting the use of the spectrum according to traffic measurements carried out by means of a monitoring tool in said flexible optical network. The method is arranged to carry out said provision of resources and trajectories and said spectrum optimization.

ES201131579A 2011-09-30 2011-09-30 SYSTEM AND METHOD FOR PERFORMING SPECTRUM ASSIGNMENT IN AN OPTICAL NETWORK Withdrawn - After Issue ES2401274B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
ES201131579A ES2401274B1 (en) 2011-09-30 2011-09-30 SYSTEM AND METHOD FOR PERFORMING SPECTRUM ASSIGNMENT IN AN OPTICAL NETWORK
PCT/EP2012/069019 WO2013045521A1 (en) 2011-09-30 2012-09-27 A system and a method to perform spectrum allocation in an optical network

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES201131579A ES2401274B1 (en) 2011-09-30 2011-09-30 SYSTEM AND METHOD FOR PERFORMING SPECTRUM ASSIGNMENT IN AN OPTICAL NETWORK

Publications (3)

Publication Number Publication Date
ES2401274A2 ES2401274A2 (en) 2013-04-18
ES2401274R1 true ES2401274R1 (en) 2013-10-18
ES2401274B1 ES2401274B1 (en) 2014-05-09

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
ES201131579A Withdrawn - After Issue ES2401274B1 (en) 2011-09-30 2011-09-30 SYSTEM AND METHOD FOR PERFORMING SPECTRUM ASSIGNMENT IN AN OPTICAL NETWORK

Country Status (2)

Country Link
ES (1) ES2401274B1 (en)
WO (1) WO2013045521A1 (en)

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CN104320270B (en) * 2014-10-08 2018-03-20 武汉邮电科学研究院 A kind of elastic optical network control system and method based on SDN frameworks
US9369785B1 (en) * 2014-12-18 2016-06-14 Juniper Networks, Inc. Integrated controller for routing / switching network and underlying optical transport system
CN108616782B (en) * 2018-04-03 2021-03-02 南京邮电大学 Frequency spectrum allocation method based on disjoint connection group optimization in elastic optical network
CN110708616B (en) * 2018-07-10 2022-04-29 中兴通讯股份有限公司 Spectrum allocation method, device and computer storage medium for optical network
CN111182379B (en) * 2020-01-03 2021-08-13 中原工学院 Frequency spectrum allocation method for plastic reserved service in elastic optical network
CN111586502B (en) * 2020-03-26 2021-06-15 北京邮电大学 Resource allocation method and system in elastic optical network
CN111654442B (en) * 2020-04-20 2021-03-19 北京邮电大学 Dynamic service grooming processing method and device in elastic optical network
CN112203165B (en) * 2020-09-07 2022-04-12 烽火通信科技股份有限公司 Method and system for realizing flexible grid service in OTN
CN112203168B (en) * 2020-09-14 2023-03-28 重庆邮电大学 Energy-saving routing spectrum allocation method based on anycast and multicast
CN112383846B (en) * 2020-11-13 2022-06-21 国网河南省电力公司信息通信公司 Cloud-fog elastic optical network-oriented spectrum resource allocation method for advance reservation request
CN113099328B (en) * 2021-04-07 2023-03-14 重庆邮电大学 Resource allocation method of multi-core elastic optical network based on node and crosstalk perception
CN113692058B (en) * 2021-08-26 2023-09-05 北京邮电大学 Satellite Optical Network Spectrum Allocation Method and System Based on Spectrum Resource Evaluation Set

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JP5593587B2 (en) 2008-03-05 2014-09-24 日本電気株式会社 Wavelength demultiplexing method and wavelength demultiplexing method
US9069739B2 (en) 2008-07-24 2015-06-30 Sap Portals Israel Ltd. System and method for transforming hierarchical objects

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KOZICKI B et AL: "Enabling technologies for adaptiveresource allocation in elastic optical path network(SLICE)", COMMUNICATIONS AND PHOTONICS CONFERENCE ANDEXHIBITION (ACP), 2010 ASIA, IEEE, PISCATAWAY, NJ, USA, 8Diciembre 2010 (08/12/2010), páginas 23-24; XP031845403, ISBN: 978-1-4244-7111-9URL://KOZICKI B et AL: "Enabling technologies for adaptiveresource allocation in elastic optical path network(SLICE)", COMMUNICATIONS AND PHOTONICS CONFERENCE ANDEXHIBITION (ACP), 2010 ASIA, IEEE, PISCATAWAY, NJ, USA, 8Diciembre 2010 (08/12/2010), páginas 23-24; XP031845403, ISBN: 978-1-4244-7111-9URL:// *
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SONE Y et AL: "Highly survivable restoration schemeemploying optical bandwidth squeezing in spectrum-slicedelastic optical path (SLICE) network", OPTICAL FIBERCOMMUNICATION - INCUDES POST DEADLINE PAPERS, 2009. OFC2009. CONFERENCE ON, IEEE, PISCATAWAY, NJ, USA, 22 Marzo2009 (22/09/2003), páginas 1-3, XP031467830, ISBN:978-1-4244-2606-5;URL:// *
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Also Published As

Publication number Publication date
ES2401274B1 (en) 2014-05-09
ES2401274A2 (en) 2013-04-18
WO2013045521A1 (en) 2013-04-04

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