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Pattern recognition apparatus with retrieval reference patterns

  • US 5,123,049 A
  • Filed: 04/11/1990
  • Issued: 06/16/1992
  • Est. Priority Date: 04/13/1989
  • Status: Expired due to Term
First Claim
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1. A pattern recognition apparatus comprising:

  • input means for receiving a plurality of input speech patterns;

    a plurality of pattern memory sections each for storing a set of reference speech patterns;

    selection means for selecting one of said pattern memory sections;

    recognition means, responsive to a first input speech pattern, for recognizing said first input speech pattern as being identical to one of said set of reference patterns stored in said selected pattern memory section which has the closest similarity to said first input speech pattern, in a recognition mode; and

    registration means, responsive to a second input speech pattern, for registering a new set of reference patterns in a registration mode, said registration means including modifying means for copying a reference pattern set stored in a first one of said pattern memory sections into a second one of said pattern memory sections and for modifying only said copied reference pattern set stored in said second pattern memory section, as the new reference pattern set.

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