What is Controller Pilot Data Link Communications (CPDLC)?
Air/ground data link application which enables the exchange of text messages between controllers and pilots
What are the main benefits of CPDLC?
What extra facility can the CPDLC system have if out with the range of HF or VHF?
Satcom
What is meant by the advantage ‘an ability to link to other aircraft systems to improve flight safety’?
Complex information passed to FMS to update route planning