Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6141063 | Chroma key method and arrangement | — | 2000-10-31 |
| 5719640 | Chromakey method and associated circuit arrangement | — | 1998-02-17 |
| 5708479 | Method of inserting a background picture signal into parts of a foreground picture signal, and arrangement for performing said method | — | 1998-01-13 |
| 5644365 | Method and circuit for generating a composite video signal | — | 1997-07-01 |
| 5455633 | Chromakey method for processing picture signals in which fading operations are performed in proportional zones based on a control signal | — | 1995-10-03 |
| 5444496 | Method of separating a foreground picture signal from a mixed picture signal, and arrangement for preforming said method | — | 1995-08-22 |
| 5436671 | Method of separating a foreground picture signal from a mixed picture signal, using gamma correction, and arrangement for performing said method | — | 1995-07-25 |
| 5382980 | Method of and arrangement for inserting a background signal into parts of a foreground signal fixed by a predetermined key color | — | 1995-01-17 |
| 5381184 | Method of and arrangement for inserting a background signal into parts of a foreground signal fixed by a predetermined key color | — | 1995-01-10 |
| 5301016 | Method of and arrangement for deriving a control signal for inserting a background signal into parts of a foreground signal | — | 1994-04-05 |
| 4760454 | Equilibration method for electrical focussing of television camera tubes | — | 1988-07-26 |
| 4748508 | Successive approximation type control of the electron beam of a camera tube | — | 1988-05-31 |
| 4739408 | Method of automatic alignment of the electron beam direction in a television camera tube | — | 1988-04-19 |
| 4709192 | Process and circuit for avoiding of nonlinearities and brightening on the picture edges in television pick up tubes | — | 1987-11-24 |
| 4547711 | Method and apparatus for producing sawtooth wave deflection current for television apparatus | — | 1985-10-15 |