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US 2006/0186209 A1Published application
Electronic transaction card
AssigneeTyfone, Inc.
InventorsSiva Narendra, Thomas Spitzer, Prabhakar Tadepalli
Life of this patent
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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 comprising:
- a stripe to communicate with a magnetic card reader;
- and
- an interface to communicate with an intelligent electronic device;
- wherein the apparatus has dimensions smaller than a credit card.
1 more element
An apparatus comprising:
- means for communicating through a memory card slot in an intelligent electronic device;
- means for producing at least one time-varying magnetic field to represent financial transaction data;
- and
- means for storing the financial transaction data.
1 more element
A memory card comprising:
- a memory card slot interface;
- and
- circuitry for producing a time-varying magnetic field compatible with a magnetic card reader.
Dependencies are inferred from the claim text.