Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6470310 | Method and system for speech encoding involving analyzing search range for current period according to length of preceding pitch period | Masahiro Oshikiri | 2002-10-22 |
| 6427135 | Method for encoding speech wherein pitch periods are changed based upon input speech signal | Masahiro Oshikiri, Tadashi Amada, Masami Akamine | 2002-07-30 |
| 6385576 | Speech encoding/decoding method using reduced subframe pulse positions having density related to pitch | Tadashi Amada | 2002-05-07 |