Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6427135 | Method for encoding speech wherein pitch periods are changed based upon input speech signal | Kimio Miseki, Masahiro Oshikiri, Masami Akamine | 2002-07-30 |
| 6385575 | Constraint relieving vector quantization apparatus and vector quantization method having constraints in quantization vectors | Katsumi Tsuchiya | 2002-05-07 |
| 6385576 | Speech encoding/decoding method using reduced subframe pulse positions having density related to pitch | Kimio Miseki | 2002-05-07 |