Telecommunication call management and monitoring system with voiceprint verification

  • US 8,509,736 B2
  • Filed: 11/22/2010
  • Issued: 08/13/2013
  • Est. Priority Date: 08/08/2002
  • Status: Active Grant
First Claim
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1. A call management system for detecting an unauthorized party, comprising:

  • a control platform configured to;

    store a first voiceprint of a local user and a second voiceprint of a remote user;

    monitor audio information of a telephone conversation between said local user and said remote user to detect a presence of a first characteristic;

    compare said first characteristic with each of a second characteristic in said first voiceprint and a third characteristic in said second voiceprint; and

    take a control action related to said telephone conversation based on a result of the comparison of said first characteristic with said second and third characteristics,wherein said audio information is analyzed to detect said presence of said first characteristic, andwherein each of the first, second, and third characteristics is at least one of a pitch, loudness, frequency or timbre.

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