update rate of attitude 姿态更新率
At first, some kinds of coordinate in the inertial navigation system are defined. Then, the attitude update algorithms of SIS are studied, and the basic dynamics equations based on geography coordinate are introduced.
首先定义了几种导航常用坐标系,阐述了捷联惯性系统的基本工作原理,然后研究了捷联惯性系统的姿态更新算法,进而基于地理坐标系给出其基本动力学方程,并推导了误差方程。
参考来源 - 捷联惯性系统初始对准研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The conic errors produced by frequency band narrow, quantization error, and installation error of gyro and low attitude update rate were analyzed.
研究了由陀螺频带不足、量化误差和安装误差，以及姿态更新率过低造成的圆锥误差。
Therefore, GPS and SINS integrated attitude measurement system not only meets the accuracy requirements and lower costs, but also improves attitude data update rate.
因此，GPS与SINS组合姿态测量系统，既可以满足系统精度要求，降低成本，又提高了姿态数据更新率。
The rotation effect of navigation coordinate is well compensated in SINS attitude algorithms. Scrolling error compensation can directly be used in the position matrix update algorithms.
在捷联惯导数字迭代算法中，姿态算法有效处理了导航坐标系旋转的影响，利用位置矩阵求解位置的方法很容易地解决了涡卷误差的补偿问题。
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