Issued Patents All Time
Showing 25 most recent of 53 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6900845 | Memory architecture for a multiple format video signal processor | Barth Alan Canfield, Steven Wayne Patton | 2005-05-31 |
| 5689301 | Method and apparatus for identifying video fields produced by film sources | Carlos Correa | 1997-11-18 |
| 5619276 | Adjustable video/raster phasing for horizontal deflection system | Ronald Keen | 1997-04-08 |
| 5563651 | Method and apparatus for identifying video fields produced by film sources employing 2-2 and 3-2 pull down sequences | Carlos Correa | 1996-10-08 |
| 5448308 | Apparatus for clamping a video signal level | Mark D. Walby, Nathaniel H. Ersoz, Eric Douglas Romesburg | 1995-09-05 |
| 5422680 | Non-linear contrast control apparatus with pixel distribution measurement for video display system | William A. Lagoni, Albert P. Pica, James R. Bergen | 1995-06-06 |
| 5412436 | Motion adaptive video processing system | — | 1995-05-02 |
| 5351087 | Two stage interpolation system | Karl Francis Horlander, Timothy W. Saeger | 1994-09-27 |
| 5166781 | Apparatus for identifying standard and non-standard video signals | Mark D. Walby | 1992-11-24 |
| 5132784 | Comb filter-burst locked clock circuitry | John Alan Hague | 1992-07-21 |
| 5130798 | Dual band progressive television system with noise reduction | — | 1992-07-14 |
| 5119195 | Video noise reduction system employing plural frequency bands | — | 1992-06-02 |
| 5084700 | Signal clamp circuitry for analog-to-digital converters | — | 1992-01-28 |
| 5053726 | Circuit for preventing VCXO mode jumping | Robert E. Morris | 1991-10-01 |
| 5043813 | Display locked timing signals for video processing | — | 1991-08-27 |
| 4901077 | Sigma-delta modulator for D-to-A converter | — | 1990-02-13 |
| 4841466 | Bit-serial integrator circuitry | — | 1989-06-20 |
| 4823302 | Block oriented random access memory able to perform a data read, a data write and a data refresh operation in one block-access time | — | 1989-04-18 |
| 4821226 | Dual port video memory system having a bit-serial address input port | Shigeru Hirahata | 1989-04-11 |
| 4819252 | Sampled data subsampling apparatus | — | 1989-04-04 |
| 4783756 | Sampled data tone control system | — | 1988-11-08 |
| 4777472 | Modified cascode amplifier | Donald J. Sauer | 1988-10-11 |
| 4764967 | Tone control system for sampled data signals | — | 1988-08-16 |
| 4760602 | Variable preemphasis/deemphasis network | John Gibson | 1988-07-26 |
| 4757467 | Apparatus for estimating the square root of digital samples | Charles B. Dieterich | 1988-07-12 |