METHOD OF PROVIDING A SECURITY DOCUMENT WITH A SECURITY FEATURE, AND SECURITY DOCUMENT

A method of providing a security document with a security feature includes the steps of providing a conductive layer, and removing part of the conductive layer to convert at least a portion of the conductive layer into a metamaterial. The metamaterial is selected to provide for authentication of the...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: GAMO ARANDA JAVIER, GARCIA JUEZ VICENTE, BORRUEL NAVARRO LUIS
Format: Patent
Sprache:eng
Schlagworte:
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Beschreibung
Zusammenfassung:A method of providing a security document with a security feature includes the steps of providing a conductive layer, and removing part of the conductive layer to convert at least a portion of the conductive layer into a metamaterial. The metamaterial is selected to provide for authentication of the security document. It is possible to obtain a security document with this method and to subsequently authenticate the security document.