Empalmes de fibra óptica |
La Recomendación UIT-T L.400/L.12 especifica los empalmes de fibras ópticas monomodo y multimodo. Describe los procedimientos adecuados de empalme, que deben cumplirse meticulosamente para crear empalmes fiables entre fibras ópticas simples o cintas. Los procedimientos se aplican tanto a fibras ópticas individuales como a cintas (empalmes masivos). Los empalmes son puntos críticos en la red de fibra óptica, ya que afectan en gran medida a la calidad y la vida útil de los enlaces. De hecho, el empalme debe garantizar una alta calidad y estabilidad de las prestaciones con el paso del tiempo. La alta calidad del empalme suele caracterizarse por reducidas pérdidas en el mismo y una resistencia a la tracción similar al nivel de prueba de la fibra. Los empalmes deben permanecer estables durante toda la vida útil del enlace de fibra óptica en las condiciones ambientales previstas. En la actualidad para empalmar fibras ópticas de vidrio se puede recurrir a dos tecnologías, a saber, fusión y mecánica, y se elige una u otra dependiendo del rendimiento funcional esperado y de consideraciones de instalación y mantenimiento. Estos empalmes están diseñados para proporcionar conexiones permanentes. En esta edición de la Recomendación UIT-T L.400/L.12 se ha modificado lo siguiente: – la atenuación máxima de los empalmes de fibra en función del método de alineación (núcleo activo, revestimiento activo y alineación pasiva con ranura en V); – la atenuación máxima de los empalmes mecánicos; – se añade la validación del procedimiento de empalme con la atenuación media y máxima (97% de los empalmes) de los empalmes de fibra; – se suprime el apéndice relativo a la experiencia japonesa; – se añade el Apéndice II, que muestra el aumento de la atenuación al empalmar distintos tipos de fibras ópticas teniendo en cuenta el desajuste del diámetro del campo de modo, la concentricidad núcleo-revestimiento y el diámetro del revestimiento; – se añade el Apéndice III, que explica el proceso de imagen de la fibra en las máquinas de empalme por fusión. |
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Citation: |
https://handle.itu.int/11.1002/1000/14939 |
Series title: |
L series: Environment and ICTs, climate change, e-waste, energy efficiency; construction, installation and protection of cables and other elements of outside plant L series: Environment and ICTs, climate change, e-waste, energy efficiency; construction, installation and protection of cables and other elements of outside plant L.400-L.429: Passive optical devices |
Approval date: |
2022-02-13 |
Approval process: | AAP |
Status: |
In force |
Maintenance responsibility: |
ITU-T Study Group 15 |
Further details: |
Patent statement(s)
Development history
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ITU-T Supplement
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Title
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Status
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Summary
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Table of contents
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Download
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L Suppl. 4 (04/2016)
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Guidelines for developing a sustainable e-waste management system
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In force
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here
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here
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here
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L Suppl. 5 (12/2014)
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Life-cycle management of ICT goods
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In force
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here
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here
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here
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L Suppl. 20 (10/2015)
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Green public ICT procurement
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In force
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here
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here
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here
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L Suppl. 21 (04/2016)
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Implementation guidance for small- and medium-sized enterprises on information and communication technology supply chain due diligence concerning conflict minerals
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In force
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here
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here
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here
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L Suppl. 27 (10/2016)
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Supplement on success stories on e-waste management
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In force
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here
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here
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here
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L Suppl. 28 (10/2016)
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Circular economy in information and communication technology; definition of approaches, concepts and metrics
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In force
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here
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here
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here
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L Suppl. 32 (10/2016)
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Supplement for eco-specifications and rating criteria for mobile phones eco-rating programmes
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In force
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here
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here
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here
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L Suppl. 33 (10/2016)
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Assessment of energy consumption of information and communication technology services
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In force
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here
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here
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here
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L Suppl. 35 (06/2017)
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Framework of disaster management for network resilience and recovery
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In force
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here
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here
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here
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L Suppl. 41 (05/2021)
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Requirements on energy efficiency measurement models and the role of artificial intelligence and big data
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In force
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here
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here
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here
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L Suppl. 42 (05/2021)
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Guidelines on the environmental efficiency of machine learning processes in supply chain management
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In force
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here
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here
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here
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L Suppl. 43 (05/2021)
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Smart energy saving of 5G base stations: Traffic forecasting and strategy optimization of 5G wireless network energy consumption based on artificial intelligence and other emerging technologies
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In force
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here
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here
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here
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L Suppl. 46 (12/2021)
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Definitions and recent trends in circular cities
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In force
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here
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here
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here
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L Suppl. 47 (07/2022)
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Examples of resource saving within the information and communication technology sector
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In force
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here
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here
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here
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L Suppl. 49 (07/2022)
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Overview on adaptation to climate change for information and communication technology networks
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In force
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here
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here
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here
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L Suppl. 52 (10/2022)
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Computer processing, data management and energy perspective
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In force
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here
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here
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here
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L Suppl. 53 (10/2022)
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Guidelines on the implementation of environmental efficiency criteria for artificial intelligence and other emerging technologies
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In force
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here
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here
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here
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L Suppl. 54 (10/2022)
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Guidance for assessing the greenhouse gas emissions consequences of the financial effects generated by information and communication technology
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In force
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here
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here
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here
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L Suppl. 55 (10/2022)
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Environmental efficiency and impacts on United Nations Sustainable Development Goals of data centres and cloud computing
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In force
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here
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here
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here
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L Suppl. 56 (10/2022)
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Guidelines for connecting cities and communities with the Sustainable Development Goals
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In force
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here
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here
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here
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Title |
Approved on |
Download |
Guide on the use of ITU-T L-series Recommendations related to optical technologies for outside plant
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2024
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Guide on the use of ITU-T L-series Recommendations related to optical technologies for outside plant
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2022
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here
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Guide on the use of ITU-T L-series Recommendations related to optical technologies for outside plant
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2020
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here
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Partnering for solutions: ICTs in Smart Water Management
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2014
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here
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Resilient pathways: the adaptation of the ICT sector to climate change
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2014
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here
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Greening ICT Supply Chains – Survey on Conflict Minerals Due Diligence Initiatives
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2012
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here
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Review of Mobile Handset Eco-Rating Schemes
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2012
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here
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Boosting Energy Efficiency through Smart Grids
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2012
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here
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