Manipulation-proof RFID antenna having safety feature
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United States of America Patent
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Nov 10, 2015
Grant Date -
Jul 14, 2011
app pub date -
Sep 4, 2009
filing date -
Sep 15, 2008
priority date (Note) -
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Abstract
The invention relates to a manipulation-proof RFID antenna structure having a carrier substrate, an RFID antenna, a chip, and an adhesive coating. The structure includes the following layers in varying sequence: a) a carrier substrate, b) a thin UV-curable varnish layer into which a hologram is imprinted, c) a partial metallization as a mirror layer, k) optionally a smoothing varnish layer, l) optionally a partial copper layer forming the antenna, m) optionally a strap or a microchip, n) an adhesive layer, o) optionally a removable cover film (release liner), p) optionally a printed layer, and q) optionally a non-imprinted UV varnish layer.
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