Pilot/Controller Glossary
AUTOMATIC DEPENDENT SURVEILLANCE (ADS) [ICAO]
This reproduces published FAA reference text for study. It does not replace the current official FAA publication or regulation.
A surveillance technique in which aircraft automatically provide, via a data link, data derived from on-board navigation and position fixing systems, including aircraft identification, four dimensional position and additional data as appropriate.
Retrieved from ecfr.gov on July 18, 2026.