Patent ID: 7725252

Claim:
A device for positioning and controlling rail vehicles ( 4 ) comprising: fixed stations ( 1 ) comprising a first signal transmitter and receiver ( 2 ); and a central control station ( 3 ) to which are connected the fixed stations ( 1 ) and controlling a transport zone, wherein, each rail vehicle ( 4 ) comprises second signal transmitter and receiver ( 6 ) containing a specific identifier of a transmitter and at least one message, the signals transmitted by the first transmitter and receiver ( 2 ) of the fixed stations ( 1 ) contain a specific identifier of the transmitter and at least one message, the central control station ( 3 ) sends rail operation control orders, each rail vehicle ( 4 ) and each fixed station ( 1 ) include processor ( 8 ) for determining the identifier and at least said message of each signal received, the signals of the first and second transmitter and receiver ( 2 , 6 ) are non-sinewave radio signals with a very large passband whereof a frequency spectrum ranges between 1 and 10 GHz.