Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7688250 | Method for pre-detecting responses in a secondary radar or application to the detection of mode S responses | Philippe Billaud | 2010-03-30 |
| 7619557 | Method and device for filtering a video signal received by a secondary radar, particularly in order to eliminate mode S replies | Philippe Billaud | 2009-11-17 |
| 7408497 | Method and device for determining a reference value of a response, in particular of a mode S response received by a secondary radar | Philippe Billaud | 2008-08-05 |
| 5455586 | Pulse recognition method and device, and use thereof for the filtering of the S mode responses of a secondary radar | Daniel Barbier, Philippe Billaud, Jean-Paul Parissenti | 1995-10-03 |
| 5432517 | Method and device for the filtering of responses in a secondary radar extractor | Philippe Billaud, Didier Creveau, Lionel Largilliere | 1995-07-11 |
| 5406288 | Method and device to improve the probability of validity of the codes of secondary radar responses | Philippe Billaud, Michel Wybierala | 1995-04-11 |
| 5341139 | Method and device to detect the garbling of pulses received by a secondary radar | Philippe Billaud, Michel Wybierala | 1994-08-23 |
| 5317317 | Method and device to detect the garbling of pulses received by a secondary radar by phase analysis | Philippe Billaud | 1994-05-31 |
| 5063386 | Device for the detection of the signals of transponders interrogated by a secondary radar in the presence of multiple-path phenomena | Alain Bourdeau | 1991-11-05 |