SATELLITE TTamp;C

摘要

A satellite telemetry, tracking and telecommand (TT&C) system comprises a satellite and a satellite access station having a QKD link with the satellite. The satellite and the satellite access station are arranged to share a cryptographic key over the QKD link by means of a QKD5 protocol, and a terrestrial node is arranged perform TT&C, encrypted using the cryptographic key, with the satellite.