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Method for authenticating a signature

  • US 9,576,182 B2
  • Filed: 07/03/2013
  • Issued: 02/21/2017
  • Est. Priority Date: 07/06/2012
  • Status: Active Grant
First Claim
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1. A method for recording a user'"'"'s handwritten signature through a device comprising a touch-sensitive surface, said method comprising:

  • a phase of obtaining the handwritten signature comprising at least one act of acquiring said handwritten signature on said touch-sensitive surface of said device delivering an acquired signature and at least one act of recording said acquired signature within a signature-recording space;

    during said phase of obtaining said handwritten signature, at least one act of measuring at least one piece of complementary data representing a position of a hand of the user through said touch sensitive surface, said hand being used for writing said signature, wherein the complementary data represents a trigonometrical position of the hand around an axis of a stylus held by a user and used for writing the handwritten signature during the act of acquiring said handwritten signature; and

    at least one act of recording said at least one piece of complementary data.

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