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Definitions of Common Acronyms used with CPDLC and FAA Data Comm

Listed below are Definitions for Common Acronyms used with Controller Pilot Data Link Communications and FAA Data Comm

  • CPDLC: Controller Pilot Data Link Communications. This is a text-based system transmitted over a data link for communication between ATC and the Pilot. 

  • FANS: Future Air Navigation System. FANS includes CPDLC, ADS-C, and AFN.

  • ADS-C: Automatic Dependent Surveillance Contract. It sends aircraft position reports from the aircraft directly to ATC and does not broadcast to the public like ADS-B.

  • VDL: VHF Digital/Data Link. The FAA uses this digital VHF link to transfer the FANS 1/A+ CPDLC technology between the aircraft and the ground.

  • ATN: Aeronautical Telecommunications Network. A network specifically designed for use by ATC for air traffic communications.

  • ACARS: The Aircraft Communications Addressing and Reporting System. A classic airplane data link that uses short character-based messages used in many applications.

  • AFN: ATC Facilities Notification. An ATS application that establishes your identity with ATC before CPDLC. It is part of FANS 1/A.

  • ARTCC: Air Route Traffic Control Center.

Notes

  • A Garmin Dealer or OEM service center will need to enable the FAA Data Comm feature.
    • Click here for our Garmin Dealer locator.
  • FAA Data Comm enroute CPDLC services are not guaranteed below 16,000 ft MSL.
  • Click here to learn more about and sign up for FAA Data Comm.
  • Requirements for FAA Data Comm.

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