| Synthese von akustischen Wellen | G10K 15/02 |
| Sprachsynthese | G10L 13/00 |
| Sprach- oder Audioanalyse/-syntheseverfahren zur Redundanzverminderung | G10L 19/00 |
| Synthesis of acoustic waves | G10K 15/02 |
| Speech synthesis | G10L 13/00 |
| Speech or audio signal analysis-synthesis for redundancy reduction | G10L 19/00 |