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Portable identification capture system for transaction verification

  • US 6,292,437 B1
  • Filed: 12/09/1997
  • Issued: 09/18/2001
  • Est. Priority Date: 12/16/1996
  • Status: Expired due to Term
First Claim
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1. A method for verifying the execution of a transaction, comprising:

  • capturing an acoustic signature of an executioner of the transaction concurrent with the execution thereof;

    converting the acoustic signature into a digital signature file, said digital signature file comprising a digital audio format, said digital signature file being of a type suitable for digital processing and storage;

    associating the digital signature file with the executed transaction; and

    transferring the digital signature file to a remote location for storage.

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