AIRCRAFT DATA TRANSMISSION SYSTEM FOR TRANSMITTING DATA BETWEEN AN AIRCRAFT AND A TRANSMISSION STATION LOCATED OUTSIDE THEREOF

The invention relates to an aircraft data transmission system for transmitting data between the aircraft and a transmission station located outside thereof. The inventive system includes a transmitting/receiving device for transmitting and receiving data messaged from the outside of the aircraft, a message managing device comprising a device for carrying out the PER encoding/decoding of said messages, an interface device for displaying the incoming messages to an operator and enabling said operator to generate outgoing messages, an encoding device carrying out a function of encoding the encoding/decoding device and a recording device for recording all incoming and outgoing data messages related to an internal/external communication, which passes through the message processing device and is encoded, on a recording medium.