PURPOSE: To provide the speech recognizing and answering device with high practicability which enables natural and smooth interaction between a human being and a machine and processes information through effective speech input.
CONSTITUTION: The speech recognizing and answering device which recognizes an input speech by a speech recognition part 13 and voices an answer sentence for the recognition result from a speech answer output part 18 is equipped with an ultterance speed measuring instrument 16 which measures the utterance speed of the input speech and a speech answering control part 17 which prepares expression forms differing in the number of characters for answer sentences having the same meaning and controls the expression forms of the answer sentence voiced by the voice answer output part 18 according to the voicing speed measured by the voicing speed measuring instrument 16.
SHINODA HIDENORI
UKITA TERUHIKO
