Current CPDLC Data Delivery Time and traffic Load over VDL Mode 2

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Current CPDLC Data Delivery Time and traffic Load
over VDL Mode 2

• Pete Muraca
• FAA Technical Center
• USA

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CPDLC End to End (without pilot interaction)

• 4 weeks of data collection
• Operational date October 7, 2002
• 1.5 to 3 second round trip time

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Note Responses requiring entry of Assigned Level
greatly influence Transaction Time
Transaction Time Difference between the time of
Uplink message sent from the Host to the DLAP and
the time of Downlink response message sent
from the DLAP to the Host
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