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Speech recognition system interactive agent

  • US 8,762,152 B2
  • Filed: 10/01/2007
  • Issued: 06/24/2014
  • Est. Priority Date: 11/12/1999
  • Status: Expired due to Fees
First Claim
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1. A method of performing speech recognition using an electronic interactive agent, comprising:

  • forming a communications link between a client device and a server system adapted for streaming speech data;

    providing a distributed speech recognition engine using resources from both the client device and the server system;

    presenting the electronic interactive agent in a form perceptible to a user of the client device;

    soliciting natural language speech utterance data in the form of continuous speech from the user of the device using the electronic interactive agent;

    recognizing said speech utterance data using said distributed speech recognition engine to generate a recognized speech statement and processing said recognized speech statement using a natural language engine to identify a best response to said recognized speech statement among a number of predefined, stored queries and associated answers, the natural language engine being adapted to consider words not in said queries and associated answers to determine the best response;

    if the best response is not identified with a specified confidence level using the natural language engine, presenting the recognized speech statement to one or more additional natural language engines;

    controlling the electronic interactive agent to communicate the best response to the recognized speech statement generated by the server system;

    wherein the electronic interactive agent is adapted to mimic behavior of a human agent through a natural language query session conducted with the user.

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