A method of calling an elevator car (103) for an elevator system (101) including: transmitting, using a first beacon (250a), a first poll wireless signal (292a), the first poll wireless signal (292a) having a first poll transmission speed; receiving, using the first beacon (250a), a first response wireless signal (294a) from a passenger mobile device (400) in response to the first poll wireless signal (292a), the first response wireless signal (294a) having a first response transmission speed; determining a first time of flight between transmission of the first poll wireless signal (292a) from the first beacon (250a) and receipt of the first response wireless signal (292a) at the first beacon (250a); calculating a first distance (D1) between the first beacon (250a) and the passenger mobile device (400) based on the first time of flight, the first poll transmission speed, and the first response transmission speed; and determining a location of the passenger mobile device (400) based on at least the first distance (D1).


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    Title :

    PRECISE PASSENGER LOCATION TRACKING FOR ELEVATOR ACCESS AND DISPATCHING


    Additional title:

    GENAUE PASSAGIERSTANDORTVERFOLGUNG FÜR AUFZUGSZUGANG UND ABFERTIGEN
    SUIVI PRÉCIS DE L'EMPLACEMENT PASSAGER DESTINÉ À LA GESTION D'ACCÈS À UN ASCENSEUR ET DE RENVOI D'ASCENSEUR


    Contributors:

    Publication date :

    2023-05-31


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B66B Aufzüge , ELEVATORS



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