$Precious metal fractal pattern-based PUF anti-counterfeit label manufacturing method and anti-counterfeit label$

Precious metal fractal pattern-based PUF anti-counterfeit label manufacturing method and anti-counterfeit label

The invention discloses a PUF anti-counterfeit label manufacturing method based on a precious metal fractal pattern. The PUF anti-counterfeit label manufacturing method comprises the following steps that S1, a precious metal film pattern is prepared on a substrate; s2, the precious metal thin film i...

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Bibliographische Detailangaben
Hauptverfasser:	LIU QIAN, SUN NINGFEI, XIE YONG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ADVERTISING APPARATUS SPECIALLY ADAPTED THEREFOR CHEMICAL SURFACE TREATMENT CHEMISTRY CINEMATOGRAPHY COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY IONIMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL COATING MATERIAL WITH METALLIC MATERIAL COATING METALLIC MATERIAL CRYPTOGRAPHY DIFFUSION TREATMENT OF METALLIC MATERIAL DISPLAY DISPLAYING EDUCATION ELECTROGRAPHY HOLOGRAPHY INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL LABELS OR NAME-PLATES MATERIALS THEREFOR METALLURGY ORIGINALS THEREFOR PHOTOGRAPHY PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES,e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTORDEVICES PHYSICS SEALS SIGNS SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION
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