Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5699479 | Tonality for perceptual audio compression based on loudness uncertainty | Sean M. Dorward, James David Johnston, Mark Sydorenko | 1997-12-16 |
| 5682463 | Perceptual audio compression based on loudness uncertainty | Deepen Sinha, Mark Sydorenko | 1997-10-28 |