Hedley; David J.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hedley; David J..The latest application filed is for "image signal processing apparatus for converting to frame format rastered image data which is supplied in field format but which originated in frame format".
- Hedley; David J. - Winchester GB2
| Patent | Date |
|---|---|
| Image signal processing apparatus for converting to frame format rastered image data which is supplied in field format but which originated in frame format Grant 5,430,488 - Hedley July 4, 1 | 1995-07-04 |
| Apparatus for manipulating a picture represented by a video signal Grant 5,237,657 - Pearman , et al. August 17, 1 | 1993-08-17 |
| Video signal processing apparatus and method Grant 5,181,111 - Hedley , et al. January 19, 1 | 1993-01-19 |
| Obtaining access to a two-dimensional portion of a digital picture signal Grant 5,125,048 - Virtue , et al. June 23, 1 | 1992-06-23 |
| Controlling the combining of video signals Grant 5,046,165 - Pearman , et al. September 3, 1 | 1991-09-03 |
| Video signal processing Grant 4,953,107 - Hedley , et al. August 28, 1 | 1990-08-28 |
| Video signal memories Grant 4,811,099 - Hedley , et al. March 7, 1 | 1989-03-07 |
| Infinite impulse response filters Grant 4,811,263 - Hedley , et al. March 7, 1 | 1989-03-07 |
| Video signal processing Grant 4,774,678 - David , et al. September 27, 1 | 1988-09-27 |
| Determining orientation of transformed image Grant 4,751,660 - Hedley June 14, 1 | 1988-06-14 |
| Video signal processing circuits Grant 4,689,677 - Hedley , et al. August 25, 1 | 1987-08-25 |
| Video signal processing Grant 4,682,217 - David , et al. July 21, 1 | 1987-07-21 |
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