Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6470308 | Human speech processing apparatus for detecting instants of glottal closure | Chang X. Ma | 2002-10-22 |
| 6208967 | Method and apparatus for automatic speech segmentation into phoneme-like units for use in speech processing applications, and based on segmentation into broad phonetic classes, sequence-constrained vector quantization and hidden-markov-models | Stefan C. Pauws, Yves G. C. Kamp | 2001-03-27 |
| 4945568 | Method of and device for deriving formant frequencies using a Split Levinson algorithm | — | 1990-07-31 |
| 4791671 | System for analyzing human speech | — | 1988-12-13 |
| 4384335 | Method of and system for determining the pitch in human speech | Hendrikus Duifhuis, Robert J. Sluyter | 1983-05-17 |
| 4374302 | Arrangement and method for generating a speech signal | Leonardus L. M. Vogten | 1983-02-15 |
| 4346262 | Speech analysis system | Leonardus L. M. Vogten | 1982-08-24 |