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Methods and apparatus for implementing distributed multi-modal applications

  • US 8,386,260 B2
  • Filed: 12/17/2008
  • Issued: 02/26/2013
  • Est. Priority Date: 12/31/2007
  • Status: Active Grant
First Claim
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1. A method performed by an application server, the method comprising the steps of:

  • receiving, over an application server/voice server control path between the application server and a voice server, an indication from the voice server that speech has been recognized based on uplink audio data sent from a client device to the voice server over an audio data path between the client device and the voice server, wherein the uplink audio data represents a user utterance received through a voice modality of the client device, and wherein the voice server is distinct from the application server; and

    sending, over an application server/client control path between the application server and the client device that is distinct from the audio data path, a message to the client device that includes a recognition result for the speech and that causes the client device to update a visual display to reflect the recognition result.

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