Apparatus for secure financial transactions
AssigneeTyfone, Inc.
InventorsSiva G. Narendra, Prabhakar Tadepalli, Thomas N. Spitzer
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Abstract
An electronic transaction card communicates with an add-on slot of an intelligent electronic device. The add-on slot may be a memory card slot. The intelligent electronic device may be a mobile phone or other device with or without network connectivity. The electronic transaction card may have magnetic field producing circuitry compatible with magnetic card readers, smartcard circuitry, other point-of-sale interfaces, or any combination thereof.
Claims20
An apparatus compatible with an add-on slot in an intelligent electronic device, the apparatus including nonvolatile memory accessible by the intelligent electronic device, and a point of sale interface, wherein the point of sale interface receives power from the intelligent electronic device.
An apparatus for performing a financial transaction comprising:
- means for communicating through an add-on slot in an intelligent electronic device;
- and
- means for producing at least one time-varying magnetic field to represent financial transaction data, wherein the means for producing receives power from the add-on slot.
An apparatus comprising:
- means for communicating through an add-on slot in an intelligent electronic device;
- circuitry for producing at least one time-varying magnetic field to represent transaction data;
- and
- means for storing the transaction data.
Dependencies are inferred from the claim text.