US Patent 10204430 Aircraft systems and methods with enhanced CPDLC message management

An aircraft system includes a communications unit configured to receive a first message with a first proposed flight plan modification to a flight plan from air traffic control. The system further includes a processing unit coupled to the communications unit and configured to receive the first message. The processing unit is further configured to generate display commands representing the first proposed flight plan modification and the flight plan. The system further includes a display device coupled to the processing unit and configured to receive the display commands and display the flight plan and first symbology representing the first proposed flight plan modification with the flight plan.