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Speech command input recognition system for interactive computer display with term weighting means used in interpreting potential commands from relevant speech terms

  • US 6,192,343 B1
  • Filed: 12/17/1998
  • Issued: 02/20/2001
  • Est. Priority Date: 12/17/1998
  • Status: Expired due to Term
First Claim
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1. In a user interactive computer controlled display system with speech command input recognition comprising, apparatus for interpreting speech queries to locate commands comprising:

  • means for predetermining a plurality of speech commands each associated with a corresponding plurality of system actions, means responsive to a speech command for carrying out the system action corresponding to the command, means for storing for each of said plurality of commands, an associated set of speech terms, each term having relevance to its associated command, means responsive to a speech query for determining the probability of speech terms from said set in said query by applying a weight factor for a firm recognition of a speech term at least twice the weight of an infirm recognition of the term, and means responsive to said probability determining means for prompting the user with a displayed sequence of commands sorted based upon said probability of speech terms associated with said commands.

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