DATALINK

DATALINK

1. It allows routine air traffic instructions and requests to be sent as text messages instead of via traditional voice communications.

   • Pilots use it for requesting changes of level and speed. Controllers use it in order to manage a larger number of aircraft and to give clearances for level, speed and frequency changes.
     • It could increase capacity by 40%. It avoids the need for repetition and reduces communication errors. Messages are delivered fast and with higher reliability.
     • Pilots and controllers may not use the same words and abbreviations when using free text. It increases the workload. Messages can get out of sequence. It divides the crew's attention.