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Device and method for contact information exchange

  • US 8,157,161 B2
  • Filed: 07/15/2011
  • Issued: 04/17/2012
  • Est. Priority Date: 11/02/2009
  • Status: Active Grant
First Claim
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1. A method of exchanging contact information using an electronic handheld device, the electronic handheld device having a camera, a display screen, and a memory storing user contact data, the method comprising:

  • scanning a first barcode displayed on a second handheld device to obtain contact information encoded in the first barcode;

    obtaining an electronic address for the second handheld device from the contact information;

    sending authentication data to the electronic address;

    scanning a second barcode displayed on the second handheld device to obtain second data; and

    verifying that the second data matches the authentication data to authenticate the electronic address.

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