Patent ID: 6353734
Filing Date: 2002-03-05
Classification: G07C,G08G,H04B

Abstract:
A system for providing a record of the performance of an aircraft engine comprising:a plurality of sensors positioned on the aircraft for sensing engine conditions and generating engine data relating to operation of the engine; a ground data link unit positioned within the aircraft and operatively connected to said plurality of sensors for receiving said engine data, said ground data link unit comprising: a) a data store operative to accumulate and store the engine data, and b) a wideband spread spectrum transceiver coupled to said data store, and comprising a transmitter that is operative to download said engine data that has been accumulated and stored by said data store over a wideband spread spectrum communication signal; and a ground based spread spectrum transceiver for receiving the wideband spectrum communication signal from the aircraft and demodulating the wideband spread spectrum communication signal to obtain the engine data.