A power transmission apparatus transmits, to a power reception apparatus, if a change in the electrical characteristic during a stop of wireless power transmission is monotonically decreasing, a notification indicating whether to use a received power value to detect a foreign object based on a Q factor, and transmits, to a power reception apparatus, if the change in the electrical characteristic during the stop of wireless power transmission is not monotonically decreasing, a notification indicating that whether to use the received power value to detect the foreign object is not determined.


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    Title :

    POWER TRANSMISSION APPARATUS, POWER RECEPTION APPARATUS, METHOD, AND STORAGE MEDIUM


    Contributors:

    Publication date :

    2024-07-04


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

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





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