- Utilizes Source Filter Model
Steps
- Input - Phoneme
- Specify formants
- Generate source signal
- Apply filters (formants)
- Synthesized Speech
Strengths
- Fully Controllable
- Tiny footprint
- can generate any sound
Limitations
- Robotic
- Require expert knowledge
- Hard to model coarticulation
- No natural prosody
Example
- DecTalk used by Stephen Hawking