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he cheng kong jing lei da (sar) tian xian ping tai de quan zhu dong kong zhi fang shi
Author(s): 
Pages: 25-32
Year: Issue:  2
Journal: Aerospace Control

Keyword:  合成孔径雷达SAR调平精度系统动力学特性偏置电压方位基准行控制方位控制控制方式补偿原理;
Abstract: 本文对SAR天线平台的三轴陀螺稳定系统动力学特性进行了分析;确定了其解耦条件;提出了SAR天线平台采用全主动控制方式这一新设计思想。首先利用SAR固有的中心频率偏置电压Ufb实现主动方位控制,从而避免采用外部方位基准信号;其次在主动调平控制中采用分段补偿原理,这就有可能达到较高的调平精度。最后对多种可行控制方案进行了比较。
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