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Year:
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Issue:
An Improved Back Projection Imaging Algorithm of Airborne Bistatic SAR
Author(s):
LI Ran
,
PI Yi-ming
,
ZHANG Xiao-ling
Pages:
348
-
352
Year:
2006
Issue:
6
Journal:
RADAR SCIENCE AND TECHNOLOGY
Keyword:
双基地SAR
;
后向投影(BP)算法
;
改进算法
;
RD算法
;
Abstract:
首先建立了机载双基地SAR的几何模型、距离历程和回波模型.接着简要总结了双基地SAR成像的算法思路.通过理论推导改进了单基地BP成像算法使其适合于双基地情况,并探讨了改进的快速BP算法.最后用点目标和面目标仿真验证了双基地下BP算法的有效性和适用性,并与RD算法进行了性能的比较.
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