A passive radio-frequency transponder comprising a radiating antenna made up of a single-strand helical spring having an axis of rotation, a median plane, a pitch and a diameter for a given wire diameter, and an electronic portion situated inside the radiating antenna. The electronic portion comprises an electronic chip electrically connected to a primary antenna coupled electromagnetically with the radiating antenna. The primary antenna has an axis parallel to the axis of rotation of the radiating antenna and a median plane superposed on the median plane of the radiating antenna. The primary antenna is enclosed in a cylinder, the diameter of which is smaller than one third of the inner diameter of the radiating antenna. The radio-frequency transponder is characterised in that, for a first area of the radiating antenna in which the radiating antenna is not situated in line with the electronic portion, the ratio between the pitch and the diameter for at least one turn of the helical spring is greater than 0.8.


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    Titel :

    TRANSPONDEUR RADIOFREQUENCE POUR PNEUMATIQUE


    Weitere Titelangaben:

    RADIO FREQUENCY TRANSPONDER FOR A TIRE
    FUNKTRANSPONDER FÜR EINEN REIFEN


    Beteiligte:

    Erscheinungsdatum :

    18.05.2022


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Französisch


    Klassifikation :

    IPC:    B60C VEHICLE TYRES , Fahrzeugreifen / H04B TRANSMISSION , Übertragung



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