ALEXANDRIA, Va., April 15 -- United States Patent no. 12,603,666, issued on April 14, was assigned to THALES (Meudon, France).
"IFF/ADS-B reception chain" was invented by Ewen Guillou (Cholet, France) and Laure Hogommat-Chabrot (Laval, France).
According to the abstract* released by the U.S. Patent & Trademark Office: "A reception chain allowing the reception of IFF and ADS-B signals while rejecting at least one intermediate frequency band, includes a reception antenna, an analog part with: a two-band filtering device passing around the frequency bands of the IFF and ADS-B signals while rejecting the intermediate frequency band, a low-noise amplifier, a mixer configured to transpose the IFF and ADS-B signals to lower frequencies, an analo...