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Method and system for providing security using voice recognition

  • US 6,263,311 B1
  • Filed: 01/11/1999
  • Issued: 07/17/2001
  • Est. Priority Date: 01/11/1999
  • Status: Expired due to Term
First Claim
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1. A method for determining an unauthorized presence in a space to be protected comprising:

  • storing a voice list, wherein said voice list includes a plurality of voice patterns;

    detecting a sound in said space, wherein said sound is indicative of a presence of at least one source of said sound in said space;

    generating a current voice pattern from said sound;

    comparing said current voice pattern with at least one of said plurality of voice patterns in said voice list to determined if said presence in said space is said unauthorized presence; and

    initiating an alarm response if said presence in said space is said unauthorized presences;

    wherein said plurality of voice patterns are generated from sounds of one or more authorized users and sounds from one or more non-human sources.

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