In some examples, an optically active article includes a retroreflective substrate; and at least one security element disposed at the retroreflective substrate; an article message disposed at the retroreflective substrate, and wherein the at least one security element comprises validation information that is detectable outside a visible light spectrum, and wherein a combination of the article message and the validation information of the at least one security element indicates whether the optically active article is counterfeit.


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    Titel :

    COUNTERFEIT DETECTION OF AN OPTICALLY ACTIVE ARTICLE USING SECURITY ELEMENTS


    Beteiligte:
    JOHNSON JUSTIN M (Autor:in) / HOWARD JAMES W (Autor:in) / SNYDER JAMES B (Autor:in) / CHEN-HO KUI (Autor:in) / PATEL SUMAN K (Autor:in) / POTTS TRAVIS L (Autor:in) / BARNES CARLA H (Autor:in) / NIGATU TADESSE G (Autor:in)

    Erscheinungsdatum :

    30.05.2019


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    G08G Anlagen zur Steuerung, Regelung oder Überwachung des Verkehrs , TRAFFIC CONTROL SYSTEMS / G06K Erkennen von Daten , RECOGNITION OF DATA



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