×

Audio-equipped transaction card systems and approaches

  • US 8,447,668 B2
  • Filed: 01/14/2005
  • Issued: 05/21/2013
  • Est. Priority Date: 01/16/2004
  • Status: Expired due to Fees
First Claim
Patent Images

1. A method for conducting a business transaction involving personal transaction cards and a financial transaction between a seller and a buyer, the method comprising:

  • programming, on a first transaction card, authentication data and account information for the buyer;

    programming, on a second transaction card, authentication data and account information for the seller;

    in connection with the business transaction, communicating the authentication data and account information from both the first transaction card and the second transaction card using sound waves in the form of encoded tones;

    converting the sound waves from both the first and second transaction cards to an electronic form of the audio information representing the authentication data;

    authorizing the business transaction as a function of the authentication data in the electronic form and the financial transaction; and

    sending a receipt for the authorized business transaction to a mobile device associated with the account information.

View all claims
  • 0 Assignments
Timeline View
Assignment View
    ×
    ×