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Spoken word controlled automatic dialer

  • US 4,348,550 A
  • Filed: 06/09/1980
  • Issued: 09/07/1982
  • Est. Priority Date: 06/09/1980
  • Status: Expired due to Term
First Claim
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1. A spoken word controlled repertory dialing circuit comprising:

  • a memory for storing a plurality of template signals representative of the acoustic features of reference words including command words and repertory words;

    a directory store for storing a set of dialing signals corresponding to said repertory words;

    a speech analyzer responsive to each input spoken word utterance for forming acoustic feature signals representative of said utterance;

    a spoken word recognizer jointly responsive to said input spoken word utterance acoustic feature signals from said speech analyzer and template signals from said memory for generating a signal identifying said input utterance;

    means responsive to the input utterance identifying signal corresponding to a repertory word template for retrieving the corresponding dialing signal from said directory store;

    and means responsive to each occurring input utterance identifying signal for selecting a predetermined set of template signals to identify the next occurring input utterance.

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