Pilot Proficiency

Everything You Need to Know about Commonly Used Terms in Datalink Telecommunication

Thursday, March 22, 2018 at 09:54 PM ET

Verified

Key Takeaways:

Aviation communication is rapidly transitioning from traditional voice to advanced digital datalink systems like FANS 1/A, CPDLC, and Data comm, aiming to reduce communication errors, minimize frequency congestion, and streamline pilot-ATC interactions, particularly for clearances and en route services.
Global aircraft surveillance is being significantly enhanced through systems such as Satcom, ADS-C, and notably Aireon (space-based ADS-B), providing real-time, worldwide tracking capabilities—especially in remote and oceanic areas—to improve safety and prevent aircraft disappearances.
Various underlying datalink technologies like ACARS, HFDL, and different modes of VHF Digital Link (VDL2, VDL3, VDL4) are being developed and implemented to support these advancements, offering faster transmission rates, increased capacity, and the potential for a unified global communication standard.

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1. Satcom