Issued Patents All Time
Showing 1–25 of 53 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5170155 | System for applying brightness signals to a display device and comparator therefore | Dora Plus | 1992-12-08 |
| 4716462 | Motion adaptive television signal processing system | Robert A. Wargo, Dalton H. Pritchard, Michael S. Chartier | 1987-12-29 |
| 4703340 | Frequency division multiplexed analog to digital converter | Alvin R. Balaban, Chandrakant B. Patel, Walter Demmer | 1987-10-27 |
| 4700217 | Chrominance signal phase locked loop system for use in a digital television receiver having a line-locked clock signal | Alvin R. Balaban, Walter Demmer, Chandrakant B. Patel | 1987-10-13 |
| 4694327 | Digital phase locked loop stabilization circuitry using a secondary digital phase locked loop | Walter Demmer, Chandrakant B. Patel, Alvin R. Balaban | 1987-09-15 |
| 4694331 | Vertical transition processor for a comb filter | Kirk A. Law | 1987-09-15 |
| 4686560 | Phase locked loop system including analog and digital components | Alvin R. Balaban, Chandrakant B. Patel, Walter Demmer | 1987-08-11 |
| 4686561 | Vertical detail information restoration circuit | Robert A. Wargo, Chandrakant B. Patel | 1987-08-11 |
| 4684989 | Signal background noise detector | Barbara J. Roeder, Hermann J. Weckenbrock | 1987-08-04 |
| 4670665 | Digital pulse width detector | Robert A. Wargo | 1987-06-02 |
| 4661853 | Interfield image motion detector for video signals | Barbara J. Roeder, Hermann J. Weckenbrock | 1987-04-28 |
| 4660085 | Television receiver responsive to plural video signals | Paul D. Filliman, Ronald Keen | 1987-04-21 |
| 4660084 | Television receiver with selectable video input signals | Paul D. Filliman, Ronald Keen, Robert Preston Parker | 1987-04-21 |
| 4651196 | Adaptive control of the chrominance signal frequency response in a video signal processing system | Chandrakant B. Patel | 1987-03-17 |
| 4651211 | Video signal motion detecting apparatus | Hermann J. Weckenbrock, Barbara J. Roeder, Robert F. Casey, Werner F. Wedam | 1987-03-17 |
| 4634984 | Duration-sensitive digital signal gate | Kirk A. Law | 1987-01-06 |
| 4630102 | Digital chroma overload system | Robert A. Wargo | 1986-12-16 |
| 4628346 | Electrical servo system having manual override affecting servo loop gain | — | 1986-12-09 |
| 4626894 | Signal filtering system having adaptively cascaded filter stages for developing a variable bandwidth frequency characteristic | Robert A. Wargo | 1986-12-02 |
| 4625233 | I-phase fleshtone correction system using R-Y, G-Y and B-Y color difference signal demodulators | — | 1986-11-25 |
| 4623924 | Video signal auto peaking circuitry | Robert A. Wargo | 1986-11-18 |
| 4618882 | Digital correlation indicator and hanging dot reduction system employing same | Danny Chin, Kirk A. Law | 1986-10-21 |
| 4616254 | Hanging dot reduction system | Kirk A. Law | 1986-10-07 |
| 4611240 | Chrominance processor control system | — | 1986-09-09 |
| 4562460 | Manual hue control as for a digital TV | — | 1985-12-31 |