%0 Journal Article
%T A New Factorized Backprojection Algorithm for Stripmap Synthetic Aperture Radar
%A Kyra Moon
%A David G. Long
%J Positioning
%P 42-56
%@ 2150-8526
%D 2013
%I Scientific Research Publishing
%R 10.4236/pos.2013.41006
%X <span style=\"font-size:10.0pt;font-family:;\" \"=\"\">Factorized
backprojection is a processing algorithm for reconstructing images from data
collected by synthetic aperture radar (SAR) systems. Factorized backprojection
requires less computation than conventional time-domain backprojec</span><span style=\"font-size:10.0pt;font-family:;\" \"=\"\">tion with minimal loss in accuracy for straight-line
motion. However, its implementation is not as straightforward as direct
backprojection. This paper provides a new, easily parallelizable formulation of
factorized backprojection de</span><span style=\"font-size:10.0pt;font-family:;\" \"=\"\">signed for stripmap SAR data
that includes a method of implementing an azimuth window as part of the
factorized backprojection algorithm. We compare the performance of windowed
factorized backprojection to direct backprojection for simulated and actual SAR
data</span><span style=\"font-size:10.0pt;font-family:;\" \"=\"\">.</span>
%K Backprojection
%K Windows
%K Synthetic Aperture Radar (SAR)
%U http://www.scirp.org/journal/PaperInformation.aspx?PaperID=28383