主要表现在由于方位向波束很宽引起目标斜视角(squint angle)的变化,从而导致运动误差随方位位置而变化(space-variant)。传统的运动补偿方法忽略了这一点,仅
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Experiment indicated that the accuracy of this method was higher than the method which took squint angle as zero.
试验证明,此种方法比将斜视角作为零处理时的纠正精度有明显提高。
参考来源 - 机载合成孔径雷达图像几何纠正方法研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Missile-borne SAR has three important characteristics including the high flight speed, the movement with non-constant speed and the big squint angle.
弹载合成孔径雷达具有平台运动速度快、非匀直运动和大斜视角三大特点。
It is proved that the choice of the reference frequency in NCSA is unique. A multiple-look SAR imaging method for the large squint Angle is presented.
指出了非线性CS算法在实际应用中其参考频率的选择是唯一的，并提出了一种在大斜视角下进行多视处理的方法。
These conclusions are important for choosing suitable radar system parameters such as center frequency , resolution and imaging squint angle in engineering design.
这些结论对工程设计牛选择合适的工作参数，如载频、分辨率、成像斜角等具有较为重要的参考价值。
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