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Payment cards and devices with enhanced magnetic emulators

  • US 8,020,775 B2
  • Filed: 12/19/2008
  • Issued: 09/20/2011
  • Est. Priority Date: 12/24/2007
  • Status: Active Grant
First Claim
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1. A card comprising:

  • a plurality of magnetic emulators, wherein each one of said plurality of magnetic emulators comprises;

    a coil having an interior and an exterior for producing an electromagnetic signal;

    a material placed within said interior of said coil for increasing the amount of said electromagnetic signal located about said exterior of said coil; and

    a magnet placed within said interior of said coil for providing a bias signal.

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