AIS

Automatic Identification Systems

AIS allows ships to communicate their position to avoid collisions.

  • Class A: SOTDMA access, 12.5W VHF transmitter, for large-tonnage vessels.
  • Class B: CDMA technology, 2W transmitter, for smaller vessels.
  • Marine interface standard IEC 61162 / NMEA 0183.
  • GPS, dual VHF TDMA receivers, DSC VHF receiver.
  • Ground-based stations and search & rescue aircraft integration.
  • Displays course, speed, rudder angle, pitch, roll, destination and ETA.
  • Data delivered free via VHF signal or internet connection.

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