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DEVICE, SYSTEM, AND METHOD OF USER AUTHENTICATION UTILIZING AN OPTICAL MICROPHONE

  • US 20170351848A1
  • Filed: 06/07/2016
  • Published: 12/07/2017
  • Est. Priority Date: 06/07/2016
  • Status: Active Grant
First Claim
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1. A system comprising:

  • an optical microphone (a) to transmit an outgoing optical signal towards a face of a human speaker, (b) to receive an incoming optical feedback that is reflected back from said face of said human speaker, (c) to perform self-mix interferometry that is based on said outgoing optical signal and said incoming optical signal, and (d) based on said self-mix interferometry, to generate a user-specific characteristic that characterizes said human speaker;

    a user authentication module to authenticate said user for performing a privileged action, based on said user-specific characteristic that was generated from said self-mix interferometry.

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