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Sign language/word translation system

  • US 5,481,454 A
  • Filed: 10/27/1993
  • Issued: 01/02/1996
  • Est. Priority Date: 10/29/1992
  • Status: Expired due to Fees
First Claim
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1. A sign language/word translation computer system for translating a sign language motion into a verbal language representation thereof, comprising:

  • hand operation input means for converting a sign language hand operation into a signal representative thereof;

    means including a sign language word dictionary memory for storing words corresponding to sign language hand operations;

    means for pattern matching contents of said sign language word dictionary memory to recognize a word corresponding to a hand operation signal from said hand operation input means;

    finger operation input means for converting a sign language finger operation into a finger operation signal when the word corresponding to the hand operation signal is not found in the sign language word dictionary memory;

    means including a manual alphabet pattern dictionary memory for storing characters corresponding to sign language finger operations;

    manual alphabet pattern recognition means for pattern matching contents of said manual alphabet pattern dictionary memory to recognize a character corresponding to each finger operation signal from said finger operation input means;

    means including a character word dictionary memory for storing words corresponding to trains of said characters of said manual alphabet pattern dictionary memory; and

    character train word pattern recognition means for pattern matching contents of said character word dictionary memory for a word based on a train of characters searched by said manual alphabet pattern recognition means.

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