The second is defined by the frequency of the microwave, absorbed or emitted by cesium atoms. It is actually very difficult to obtain the microwave, whose frequency strictly corres...
Japan Standard Time Group is responsible for the important tasks for determining and maintaining Japan Standard Time as well as Standard Frequency, and providing them to all over J...
We developed an on-board precise time comparison equipment (TCE) and are carrying out time and frequency comparison experiment and a ranging experiment between an atomic clock on a...
Space-time Measurement Group conducts research and development on improving the precision of the time and frequency transfer techniques by two-way measurement with satellite and by...
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