Issued Patents All Time
Showing 51–75 of 93 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5214676 | Digital phase detector arrangements | — | 1993-05-25 |
| 5177610 | Television standards converters | — | 1993-01-05 |
| 5172218 | Methods of and apparatus for digital video signal processing | — | 1992-12-15 |
| 5126835 | Method and apparatus for video signal dropout compensation | — | 1992-06-30 |
| 5097320 | Encoding and decoding of MAC video signals | — | 1992-03-17 |
| 5070403 | Video signal interpolation | — | 1991-12-03 |
| 5057920 | Video signal clamping circuit operating in the digital domain for removing excess noise on the black level and for providing d c restoration | — | 1991-10-15 |
| 5019903 | Spatial interpolation between lines of a supersampled digital video signal in accordance with a gradient vector selected for maximum matching of blocks of samples which are offset in opposite directions | David A. Dougall, Gavin A. Walker | 1991-05-28 |
| 5006927 | Apparatus and method for separating a component of a composite digital video signal | David M. Creed, Robert Lawlor | 1991-04-09 |
| 4922329 | Apparatus for coding a digital component video signal | — | 1990-05-01 |
| 4901139 | Method for pulse code modulating a digital video signal | — | 1990-02-13 |
| 4835626 | Preserving a record of timecodes used in editing a recorded digital video signal | Robin L. Lince | 1989-05-30 |
| 4819089 | Digital video recorder having data distribution among four heads | John G. S. Ive | 1989-04-04 |
| 4803567 | Video replay store for a multi-channel digital video tape recorder | Richard J. A. Avis | 1989-02-07 |
| 4766602 | Synchronizing signal decoding | Roger Lagadec | 1988-08-23 |
| 4751590 | Recording audio signals | — | 1988-06-14 |
| 4742386 | Method and apparatus for encoding component digital video signals so as to compress the bandwidth thereof, and for decoding the same | — | 1988-05-03 |
| 4736260 | Reproducing digital audio signals | — | 1988-04-05 |
| 4689697 | Reproducing digital audio signals | — | 1987-08-25 |
| 4680766 | Decoding digital data | — | 1987-07-14 |
| 4675735 | Error concealment in digital television signals | Peter C. Boreland | 1987-06-23 |
| 4660103 | Recording and reproducing digital audio signals formed into groups of varying lengths | Peter C. Boreland | 1987-04-21 |
| 4656514 | Error concealment in digital television signals | John G. S. Ive, Peter C. Boreland | 1987-04-07 |
| 4638380 | Digital video tape recorder apparatus | Clive Henry Gillard | 1987-01-20 |
| 4626912 | Sequential data block address processing circuits | — | 1986-12-02 |