Description  Claims  Drawing  Cited references 

JP2017107228A   [0002] 
EP2270773A1   [0002] 
JPH09050287A   [0004] 

A Neural Parametric Singing Synthesizer Modeling Timbre and Expression from Natural Songs   [0003] 
Singing Voice Synthesis Based on Deep Neural Networks   [0003] 
tatistical parametric speech synthesis based on deep learning   [0035] 
A trainable singing voice synthesis system capable of representing personal characteristics and singing styles   [0066]