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SELECTIVELY SWITCHING ANTENNAS OF TRANSACTION CARDS

  • US 20090065571A1
  • Filed: 09/05/2008
  • Published: 03/12/2009
  • Est. Priority Date: 09/12/2007
  • Status: Active Grant
First Claim
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1. A card, comprising:

  • a physical interface that interfaces the card with a mobile host device including a Graphical User Interface (GUI), wherein the card executes wireless financial transactions independent of the mobile host device;

    an antenna that wirelessly receives Radio Frequency (RF) signals from and transmits RF signals to retail terminals;

    secure memory that stores user credentials used to execute the financial transactions with the retail terminals;

    a user-interface module that presents and receives information through the GUI of the mobile host device; and

    an antenna control module that selectively switches the antenna between an activate state and an inactive state in response to at least an event.

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