Patent ID: 6405169
Filing Date: 2002-06-11
Classification: G10L

Abstract:
A speech synthesis apparatus, comprising:prosodic pattern production means for receiving utterance contents as an input thereto and producing a prosodic pattern based on the inputted utterance contents; phonological unit selection means for selecting phonological units based on the prosodic pattern produced by said prosodic pattern production means; prosody modification control means for searching the phonological unit information selected by said phonological unit selection means for a location for which modification to the prosodic pattern produced by said prosodic pattern production means is required and outputting, when modification is required, information of the location for the modification and contents of the modification; prosody modification means for modifying the prosodic pattern produced by said prosodic pattern production means based on the information of the location for the modification and the contents of the modification outputted from said prosody modification control means; and waveform production means for producing synthetic speech based on the phonological unit information and the prosodic information modified by said prosody modification means.