Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4977453 | System and apparatus for transmitting and receiving high definition television pictures over a channel having a comparatively narrow passband | Frederic Fonsalas, Pascal Hayet, Marcel Le Queau | 1990-12-11 |
| 4935813 | System of transmitting high-definition television pictures via a relatively narrow passband channel, and also a transmitter and a receiver suitable for the system | Frederic Fonsalas, Pascal Hayet, Marcel Le Queau | 1990-06-19 |
| 4785348 | System for the transmission and reception of high-definition television pictures in narrow-band channels | Frederic Fonsalas, Pascal Hayet, Marcel Le Queau | 1988-11-15 |