Patent ID: 9336777
Filing Date: 2016-05-10
CPC Classification: G10L

Claim Text:
1. A speech processing device comprising: a speech recognition unit configured to sequentially recognize words from an input speech; a reverberation influence storage unit configured to store a word pair, which includes a preceding word and a subsequent word subsequent to the preceding word, and a degree of reverberation influence, which indicates a degree of an influence where a reverberation based on the preceding word influences the subsequent word in the word pair, in correlation with each other; a reverberation influence selection unit configured to select the degree of reverberation influence corresponding to the word pair which includes the words sequentially recognized by the speech recognition unit from the reverberation influence storage unit; and a reverberation reduction unit configured to remove a reverberation component weighted with the degree of reverberation influence from the speech from which at least a part of the words of the word pair is recognized.