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A New Data Processing Algorithm for Angle Measurement with Interferometer
Author(s): 
Pages: 541-544
Year: Issue:  6
Journal: TRANSACTIONS OF BEIJING INSTITUTE OF TECHNOLOGY

Keyword:  干涉测角野值剔除卡尔曼滤波器角跟踪;
Abstract: 提出了一种新的干涉测角数据处理算法.该算法对相位干涉仪测角中因相位解模糊出错产生的错误角度值进行野值剔除,之后引入一种新的2阶修正卡尔曼滤波器对野值剔除后的角度进行平滑滤波,保证在稳定跟踪角度的同时精确地估计出角速度.实验结果表明,该算法对静态、匀速和匀加速3种角运动规律均具有较高的跟踪精度,同时对一般角加速运动也具有较好的跟踪能力.
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