An apparatus for detecting a presence of an object in an inductive charging system is provided the apparatus comprising: a first electrically conductive structure, a plurality of resonant sense circuits each comprising a respective second electrically conductive structure different from the first electrically conductive structure, a detection circuit configured to generate a sense current in the second electrically conductive structure of at least one of the plurality of resonant sense circuits; the detection circuit is configured to measure a plurality of a characteristics of at least a subset of the plurality of resonant sense circuits, the plurality of characteristics including the measured characteristic, and generate a multi-dimensional array of values corresponding to the plurality of measured characteristics mapped onto the array based on corresponding positions of the corresponding to the respective second electrically conductive structures, wherein the detection circuit is configured to detect the presence of the object further based in part on the array.


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    Titel :

    SYSTEMS, METHODS, AND APPARATUS FOR DETECTION OF METAL OBJECTS IN A PREDETERMINED SPACE


    Weitere Titelangaben:

    SYSTEME, VERFAHREN UND VORRICHTUNG ZUR ERKENNUNG VON METALLOBJEKTEN IN EINEN VORGEGEBENEN RAUM
    SYSTÈMES, PROCÉDÉS ET APPAREIL POUR LA DÉTECTION D'OBJETS MÉTALLIQUES DANS UN ESPACE PRÉDÉTERMINÉ


    Beteiligte:
    WIDMER HANSPETER (Autor:in) / BITTNER MARKUS (Autor:in) / SIEBER LUKAS (Autor:in) / FISCHER MARCEL (Autor:in)

    Erscheinungsdatum :

    2020-01-01


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    H04B TRANSMISSION , Übertragung / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / G01V Geophysik , GEOPHYSICS / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung



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