A text-to-speech synthesizer comprises an analyzer that decomposes a sequence of input characters into phoneme components and classifies them as a first group of phoneme components or a second group if they are to be synthesized by a speech parameter or by a formant rule, respectively. Speech parameters...http://www.google.fr/patents/US5204905?utm_source=gb-gplus-shareBrevet US5204905 - Text-to-speech synthesizer having formant-rule and speech-parameter synthesis modes
Text-to-speech synthesizer having formant-rule and speech-parameter ...