Questions tagged [cpdlc]

Controller-pilot data link communication is a method of exchanging messages between pilots and ATC using either the FANS or ATN datalink protocols. It is used in situations where voice radio communication is impractical, such as highly congested airspace.

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18
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1answer
19k views

What are the differences between ACARS and CPDLC?

What are the differences between Aircraft Communication, Addressing and Reporting System (ACARS), and Controller Pilot Data Link Communication (CPDLC)? Can anyone please let me know in short, what is ...
8
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1answer
4k views

Which airplanes are exempt from Europe's 2015 CPDLC (Link 2000+) requirement?

In February 2015, all flights above FL285 in EU airspace are required to have CPDLC/Link 2000+. However, I have been told by an avionics provider that some aircraft types are exempt from the ...
3
votes
1answer
2k views

How does VDL relate to ACARS and CPDLC?

I know that ACARS and CPDLC are 2 different systems, so I can compare ACARS vs CPDLC, but can I do the same comparation between CPDLC vs VDL? Or a CPDLC it’s a VDL? If CPDLC it is a VDL, ACARS it is ...
4
votes
1answer
885 views

Are there aircraft exemptions for CPDLC in the NAT area?

Another question lists the aircraft that are exempt from the EASA CPDLC rule. Is there a similar exemption for aircraft operating in the North Atlantic?
3
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2answers
1k views

When do pilots have to submit position reports?

While over non-radar controlled airspace (e.g. the North Atlantic, the Pacific, or over vast parts of Africa), pilots will submit position reports. Is there a regular time interval in between position ...