ISARLAB - Inverse Synthetic Aperture Radar Simulation - Defence ...

DSTO-GD-0210ContentsContents....................................................................................................................................... 1Tables..........................................................................................................................................ivFigures ........................................................................................................................................iv1. Introduction ......................................................................................................................... 12. Inverse Synthetic Aperture Radar (ISAR)...................................................................... 22.1 Basic ISAR Theory......................................................................................................... 22.2 Radial Motion Compensation..................................................................................... 43. The ISARLAB Model ......................................................................................................... 53.1 Modelling Radar and Target Motion......................................................................... 63.1.1 Gross Motion............................................................................................................. 73.1.2 Induced Motion ........................................................................................................ 93.1.3 Target Alignment ................................................................................................... 113.2 Modelling Radar backscatter .................................................................................... 113.2.1 The Target Scatterer Model................................................................................... 123.3 Modelling the Radar Signal Waveform .................................................................. 134. Getting Data and Information........................................................................................ 154.1 Simulating Radar Returns ......................................................................................... 154.2 Reading a Raw File of Radar Returns...................................................................... 164.3 Saving and Loading Information ............................................................................. 175. Radar Signal Processing .................................................................................................. 176. Display Processing............................................................................................................197. System Description........................................................................................................... 208. Introduction to Using ISARLAB.................................................................................... 228.1 Installing ISARLAB .................................................................................................... 228.2 Using ISARLAB ........................................................................................................... 238.2.1 Starting ISARLAB................................................................................................... 238.2.2 The Graphical User Interface................................................................................ 248.2.3 User Input................................................................................................................ 248.2.4 Stored Information and Filenames ...................................................................... 248.2.5 Prompts and Messages .......................................................................................... 25i