Mobile device add-on apparatus for 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 add-on apparatus compatible with a mobile device, the add-on apparatus including smartcard circuitry accessible by the mobile device, the smartcard circuitry including a point-of-sale interface, wherein the point-of-sale interface receives power from the mobile device.
An apparatus for performing a financial transaction comprising:
- means for communicating through an add-on interface in an intelligent electronic device;
- 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 interface;
- and
- means for storing the financial transaction data.
An electronic transaction apparatus comprising:
- an add-on interface compatible with a mobile device;
- circuitry to support operation of the electronic transaction apparatus;
- and
- a point-of-sale interface to perform financial transactions.
Dependencies are inferred from the claim text.