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Wireless payment with a portable device

  • US 8,533,122 B2
  • Filed: 03/08/2013
  • Issued: 09/10/2013
  • Est. Priority Date: 04/15/2011
  • Status: Active Grant
First Claim
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1. A portable device, comprising:

  • one or more processors;

    a first wireless interface;

    a second wireless interface;

    a non-transitory computer readable medium comprising executable instructions that, when executed by the one or more processors, cause the one or more processors to perform the steps of;

    receiving, via said first wireless interface, an account information request signal from a merchant machine;

    transmitting, via said first wireless interface, a response message to said merchant machine, said response message comprising said account information for said merchant machine;

    encrypting a first message using a first encryption key, said first message comprising a requesting to get information about a financial account configured in said portable device;

    mapping, by a packet filter, said encrypted first message to a pre-established non-GBR bearer;

    generating a fourth message by encrypting said encrypted first message for an additional time employing a third encryption key;

    transmitting on said non-GBR bearer, via said second wireless interface, said fourth message on a first plurality of subcarriers of an OFDM wireless network;

    receiving on said pre-established non-GBR bearer, via said second wireless interface, a second encrypted message on a second plurality of subcarriers of said OFDM wireless network;

    decrypting said second encrypted message using a fourth decryption key, said second encrypted message comprising said financial account information;

    decrypting said decrypted second message using a second decryption key, and store said financial account information; and

    sending to a display at least a portion of said financial account information.

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