Automatic Identification System - ppt video online download: Automatic Identification System (AIS) enables automatic identification of ships from other ships and from shore-based stations AIS uses a VHF transponder for transmission of identification and navigational information from ship-to-ship and ship-to-shore AIS-equipped ships are able to identify and track each other independetly of shore-based stations: it is a global system (UAIS) AIS-equipped shore-stations will use the system to monitor traffic and poll AIS-equipped ships
