RADIOBEACON STATIONS, USER DEVICES, LOCATION DETERMINATION SYSTEMS, METHODS FOR CONTROLLING A RADIOBEACON STATION, METHODS FOR CONTROLLING A USER DEVICE, AND LOCATION DETERMINATION METHODS

摘要

A radiobeacon station is described comprising: a satellite receiver configured to receive satellite navigation data from a satellite; a timing circuit configured to determine a timing scheme based on the satellite navigation data; and a terrestrial transmitter configured to transmit a plurality of beacon signals based on the determined timing scheme.