A system, comprising: a plurality of wayside devices positioned along a train track, the plurality of wayside devices having known positions, each of the plurality of wayside devices comprising at least one first radio-frequency (RF) antenna; a work zone device positioned along the train track, the work zone device comprising at least one second RF antenna configured to transmit RF signals to and/or receive RF signals from the plurality of wayside devices; and at least one processor configured to determine a position of the work zone device using the known positions and using RF signals transmitted between the work zone device and the plurality of wayside devices.


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    Title :

    Systems and methods for worker safety



    Publication date :

    2022-03-10


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B61L Leiten des Eisenbahnverkehrs , GUIDING RAILWAY TRAFFIC



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