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Long-distance ultrastable frequency transfer over urban fiber link: toward a European network

机译:通过城市光纤链路进行长距离超稳定频率传输:向欧洲网络过渡

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摘要

Experiments of transmission of sub-Hz cavity-stabilized 1542 nm laser frequency using a pair of 43 km dark fibers in urban environment are reported on successively 86 km and 172 km, with fractional frequency instability in the 10"19 range. A new approach is then introduced consisting in using part of an optical telecommunications network carrying simultaneously data traffic using a DWDM scheme to multiplex the metrological signal. This method is experimentally implemented using 22 km of fiber linking Universite Paris 13 to its internet access point without degradation of the link instability. We finally present a project of large scale link between Paris and the German border using RENATER network which could constitute the first step of the building of a European optical network for ultrastable frequency dissemination and comparison.
机译:据报道,在城市环境中分别使用一对43 km暗光纤传输了亚赫兹腔稳定的1542 nm激光频率,分别在86 km和172 km上进行传输,分数频率不稳定性在10“ 19范围内。一种新的方法是然后介绍了这种方法,该方法是使用DWDM方案同时承载数据流量的光通信网络的一部分来复用计量信号,该方法是通过使用22公里的光纤将巴黎13大学连接到其互联网接入点来实现的,而不会降低链路的稳定性我们最终提出了一个使用RENATER网络在巴黎和德国边境之间进行大规模连接的项目,这可能是构建欧洲光学网络以实现超稳定频率传播和比较的第一步。

著录项

  • 来源
    《Time and frequency metrology II》|2009年|P.74310D.1-74310D.9|共9页
  • 会议地点 San Diego CA(US)
  • 作者单位

    Laboratoire de physique des lasers, Universite Paris 13 and CNRS, 99 avenue Jean-Baptiste Clement, 93430, Villetaneuse, France;

    rnLNE-SYRTE, Observatoire de Paris and CNRS and UPMC, 61 avenue de l'Observatoire, 75014, Paris, France;

    rnLaboratoire de physique des lasers, Universite Paris 13 and CNRS, 99 avenue Jean-Baptiste Clement, 93430, Villetaneuse, France;

    rnLaboratoire de physique des lasers, Universite Paris 13 and CNRS, 99 avenue Jean-Baptiste Clement, 93430, Villetaneuse, France;

    rnLaboratoire de physique des lasers, Universite Paris 13 and CNRS, 99 avenue Jean-Baptiste Clement, 93430, Villetaneuse, France;

    rnLNE-SYRTE, Observatoire de Paris and CNRS and UPMC, 61 avenue de l'Observatoire, 75014, Paris, France;

  • 会议组织
  • 原文格式 PDF
  • 正文语种 eng
  • 中图分类 时间与频率计量;
  • 关键词

    frequency metrology; optical fiber; optical clocks;

    机译:频率计量光纤;光学钟;

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