Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888775 | Trellis codes for partial response channels | Razmik Karabed | 1989-12-19 |
| 4888779 | Matched spectral null trellis codes for partial response channels | Razmik Karabed | 1989-12-19 |
| 4882583 | Modified sliding block code for limiting error propagation | Kamal Emile Dimitri, Martin Hassner | 1989-11-21 |
| 4881076 | Encoding for pit-per-transition optical data recording | Jonathan Ashley, Mark G. Call | 1989-11-14 |
| 4870414 | Even mark modulation coding method | Razmik Karabed | 1989-09-26 |