Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4319082 | Adaptive prediction differential-PCM transmission method and circuit using filtering by sub-bands and spectral analysis | Jean-Frederic Zurcher | 1982-03-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4319082 | Adaptive prediction differential-PCM transmission method and circuit using filtering by sub-bands and spectral analysis | Jean-Frederic Zurcher | 1982-03-09 |