This presentation describing speech synthesis methods.

1. By Ashwin Pannikar and Sanket Yavalkar

13. Bandpass Filter A/D Converter Lowpass Filter A/D Converter Lowpass Filter Rectifier Rectifier Bandpass Filter Voicing detector Pitch detector Encoder S(n) To Channel

15. D/A Converter Decoder D/A Converter Voicing Information Pitch period Pulse generator Random Noise generator Bandpass Filter Bandpass Filter Switch ∑ From Channel Output speech