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Distributed speech recognition method

  • US 7,689,424 B2
  • Filed: 03/08/2004
  • Issued: 03/30/2010
  • Est. Priority Date: 03/25/2003
  • Status: Active Grant
First Claim
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1. A distributed speech recognition method, comprising at least one user terminal and at least one server, capable of communicating with one another via a telecommunications network, wherein, at the user terminal, at least the following steps are performed:

  • obtain an audio signal to be recognized;

    calculate modeling parameters for the audio signal to be recognized;

    attempt to associate a stored form with the modeling parameters; and

    independently of the step for attempting to associate a stored form, select a signal from at least the audio signal to be recognized and a signal indicating the modeling parameters, as a function of criteria relating to loading issues of the various processing means at the level of the terminal and of the server, and/or as a function of criteria relating to the availability of voice or data transmission channels;

    sending the selected signal to the server; and

    wherein, at the server, at least the following steps are performed;

    receive the signal transmitted by the user terminal; and

    attempt to associate a stored form with the received signal.

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