Issued Patents 1994
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5311561 | Method and apparatus for compressing a digital input signal with block floating applied to blocks corresponding to fractions of a critical band or to multiple critical bands | — | 1994-05-10 |
| 5305155 | Digital data reproducing apparatus | Yoshiaki Oikawa | 1994-04-19 |
| 5301205 | Apparatus and method for data compression using signal-weighted quantizing bit allocation | Kyoya Tsutsui | 1994-04-05 |
| 5299240 | Signal encoding and signal decoding apparatus | Naoto Iwahashi, Masayuki Nishiguchi, Makoto Akune, Yoshihito Fujiwara | 1994-03-29 |
| 5299238 | Signal decoding apparatus | Naoto Iwahashi, Masayuki Nishiguchi, Makoto Akune, Yoshihito Fujiwara | 1994-03-29 |
| 5299239 | Signal encoding apparatus | Naoto Iwahashi, Masayuki Nishiguchi, Makoto Akune, Yoshihito Fujiwara | 1994-03-29 |
| 5294925 | Data compressing and expanding apparatus with time domain and frequency domain block floating | — | 1994-03-15 |
| 5283814 | Apparatus for processing digital signal | Naoto Iwahashi | 1994-02-01 |