A position determining device configured to determine the position of a portable device 3 configured to receive one or more radio signals transmitted from one or more antennas ANT inside a vehicle, respectively, includes a door state determining part 231 configured to determine the open or closed state of a door of the vehicle, an evaluation value calculating part 331 configured to calculate an evaluation value related to the position of the portable device 3 based on the received signal strength of the one or more radio signals at the portable device, and a determination part 233 configured to determine that the portable device 3 is positioned inside the vehicle when the evaluation value satisfies a predetermined condition. At least one of the predetermined condition and a method of calculating the evaluation value is changed in accordance with the open or closed state of the door determined by the door state determining part 231.


    Access

    Download


    Export, share and cite



    Title :

    POSITION DETERMINING DEVICE AND METHOD, PROGRAM, AND KEYLESS ENTRY SYSTEM


    Additional title:

    POSITIONSBESTIMMUNGSVORRICHTUNG UND -VERFAHREN, PROGRAMM UND SCHLÜSSELLOSES ZUGANGSSYSTEM
    DISPOSITIF ET PROCÉDÉ DE DÉTERMINATION DE POSITION, PROGRAMME ET SYSTÈME D'ENTRÉE SANS CLÉ


    Contributors:

    Publication date :

    2019-12-04


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / G07C TIME OR ATTENDANCE REGISTERS , Zeit- oder Anwesenheitskontrollgeräte / G01S RADIO DIRECTION-FINDING , Funkpeilung



    Position determining device and method, and keyless entry system

    KANAGA MIKIHIKO | European Patent Office | 2019

    Free access




    KEYLESS ENTRY DEVICE

    MIYAZAWA AKIRA | European Patent Office | 2017

    Free access