In this work, a rubidium fountain clock through an 84km commercial optical fiber link was used to steer the atomic time scale generated by a clock ensemble with 2 hydrogen masers and 8 high ...

A high-availability and high-stability timescale system, the Rolex Timescale, designed in collaboration between CSEM and METAS for Rolex, has been developed. This system, targeting state-of-the-art ...