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Algorithm Utilizing Derivative Based Updating to Compensate Clutter Range Dependence for Bistatic Airborne Radar |
Li Ming; Liao Gui-sheng |
National Lab of Radar Signal Processing, Xidian University, Xi'an, 710071 China |
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Abstract Two new methods to compensate clutter range dependence for bistatic airborne radar are proposed in this paper. These methods are called DBU (Derivative Based Updating). The receiving slope distance and receiving elevation angle cosine in the direction of the main lobe of beam pattern are respectively utilized as updating parameter. The methods can mitigate the clutter range dependence, and improve the performance of Space-Time Adaptive Processing (STAP) in Ground Moving Target Indication (GMTI). The results of computer simulation show the effectiveness of the methods.
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Received: 11 July 2008
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