Issued Patents 2011
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8036887 | CELP speech decoder modifying an input vector with a fixed waveform to transform a waveform of the input vector | Kazutoshi Yasunaga, Toshiyuki Morii | 2011-10-11 |
| 8024181 | Scalable encoding device and scalable encoding method | Toshiyuki Morii | 2011-09-20 |
| 8010353 | Audio switching device and audio switching method that vary a degree of change in mixing ratio of mixing narrow-band speech signal and wide-band speech signal | Takuya Kawashima | 2011-08-30 |
| 7991611 | Speech encoding apparatus and speech encoding method that encode speech signals in a scalable manner, and speech decoding apparatus and speech decoding method that decode scalable encoded signals | Koji Yoshida | 2011-08-02 |
| 7983904 | Scalable decoding apparatus and scalable encoding apparatus | Masahiro Oshikiri, Koji Yoshida | 2011-07-19 |
| 7957962 | Fixed codebook searching apparatus and fixed codebook searching method | Koji Yoshida | 2011-06-07 |
| 7949521 | Fixed codebook searching apparatus and fixed codebook searching method | Koji Yoshida | 2011-05-24 |
| 7904292 | Scalable encoding device, scalable decoding device, and method thereof | Michiyo Goto, Koji Yoshida, Masahiro Oshikiri | 2011-03-08 |
| 7895035 | Scalable decoding apparatus and method for concealing lost spectral parameters | — | 2011-02-22 |