| 摘要 |
PROBLEM TO BE SOLVED: To provide a voice recognition device having an expansibility without being accompanied by increase in a processing amount and improving a recognition rate, and to provide a communication device using it. SOLUTION: In the voice recognition device, a vocal state detection means 7, an LR table means 4 being plural voice recognition grammar corresponding to respective vocal states and voice recognition means 5, 6 using the LR table means 4 and voice recognizing next vocalization are included. Since the voice recognition is performed using the voice recognition grammar corresponding to the next estimated vocal state, the processing amount is reduced when compared with the case where general grammar is used, and since useless grammar is not included, the recognition rate is improved. Further, an application range is expanded to conversation for an optional business depending on the method of the definition of the vocalizing state. |
