Issued Patents All Time
Showing 26–36 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5293230 | Pyramidal encoder for encoding error images | — | 1994-03-08 |
| 5265180 | Method of encoding a sequence of images of a digital motion video signal | — | 1993-11-23 |
| 5262855 | Method and apparatus for encoding selected images at lower resolution | Adnan M. Alattar, Michael Keith | 1993-11-16 |
| 5225904 | Adaptive digital video compression system | Allen H. Simon, Brian Astle, John M. Keith | 1993-07-06 |
| 5134478 | Method and apparatus for compressing and decompressing a digital video signal using predicted and error images | — | 1992-07-28 |
| 5122873 | Method and apparatus for selectively encoding and decoding a digital motion video signal at multiple resolution levels | — | 1992-06-16 |
| 5079630 | Adaptive video compression system | Allen H. Simon, Brian Astle, John M. Keith | 1992-01-07 |
| 5045853 | Method and apparatus for statistically encoding digital data | Brian Astle | 1991-09-03 |
| 4918523 | Digital video formatting and transmission system and method | Allen H. Simon, Brian Astle, John M. Keith, Suz-Hsi Wan | 1990-04-17 |
| 4868653 | Adaptive digital video compression system | Allen H. Simon, Brian Astle, John M. Keith | 1989-09-19 |
| 4785349 | Digital video decompression system | John M. Keith, Allen H. Simon, Brian Astle | 1988-11-15 |