Description: 342 communications: directive radio wave systems and devices (e.g., radar, radio navigation) / 342 communications: directive radio wave systems and devices (e.g., radar, radio navigation)/(350) directive (352) including a satellite (357.2) with position, velocity, or attitude determination (ipc) (357.39) satellite radio beacon positioning system transmitting time-stamped messages; e.g. gps [global positioning system], glonass [global orbiting navigation satellite system] or galileo (ipc) (357.4) cooperating elements; interaction or communication between different cooperating elements or between cooperating elements and receivers (ipc) (357.47) providing dedicated supplementary positioning signals (ipc) (357.49) wherein the cooperating elements are telecommunication base stations (ipc)
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