The needs of science and society for time and frequency services over optical-fibre networks in Europe

Gravatar for Harald Schnatz
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DescriptionMethods for time and frequency transmission over long distances based on fibre optic links have evolved rapidly in recent years, with excellent performance in frequency transmission and considerable potential in accurate time transmission. Fibre optic links not only offer extreme data transmission rates, but are also attractive for very high performance applications such as optical clock comparisons, fundamental research or relativistic geodesy, as well as for many industrial and societal applications, and offer an alternative to radio- and satellite-based methods.

Based on the findings of a recent CLONETS-DS consortium workshop with potential stakeholders, we will describe our current understanding of the needs of science and society for accurate time and frequency reference delivery over fibre optic cables, the currently existing infrastructure and the progress made in different scenarios for the implementation of such a service.

Acknowledgement

The research leading to these results has received funding from the European Union’s Horizon 2020 research and innovation programme under Grant Agreement No. 951886 (CLONETS-DS).

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