Patent ID: 7516407
Filing Date: 2009-04-07
Classification: G07C

Abstract:
1. A random access recording method for recording and playing back avionics data, comprising: (a) storing data received from a plurality of data channels into each channels' respective data file, wherein data storage occurs in the same data format it is received from said plurality of data channels and data can be received at various data fill rates; (b) storing timeline pointers in a timeline pointer file that signifies when the data from said plurality of data channels was stored; (c) determining a particular position of a timeline icon provided on a graphical user interface (GUI) display, the timeline icon signifying a point in time that a user desires to review avionics data stored in step a); and (d) retrieving and playing back data stored based on the particular position of the timeline icon with respect to corresponding values of the timeline pointers stored in step b), wherein data retrieval does not depend upon the particular data format.