And analyse the deviation of initial alignment.
同时，对系统初始对准的误差进行了分析。
The Kalman filter and the initial alignment of the study.
对卡尔曼滤波及其在初始对准中的应用进行了研究。
This technology may help INS to realize fast initial alignment.
该项技术可辅助惯导系统实现快速初始对准。
Kalman filter and its application in initial alignment are studied.
对卡尔曼滤波及其在初始对准中的应用进行了研究。
UKF is applied to nonlinear initial alignment of SINS on the stationary base.
将UKF方法应用于静基座对准，研究了非线性静基座对准问题。
The accuracy of initial alignment for SINS is decreased as the large disturbance on swaying base.
摇摆状态下的捷联惯导初始对准，由于动基座情况下干扰较大，造成对准精度下降。
Linear and nonlinear error models for Inertial Navigation System (INS) initial alignment are established.
建立了惯导系统(INS)初始对准的线性和非线性误差模型。
The analysis on the degree of observability to initial alignment of SINS/GPS integrated navigation system;
可观测性和可观测度分析是确定动态系统卡尔曼滤波效果的重要环节。
Signal unit initial alignment - invokes initial alignment prior to activating or restoring a signaling link.
信令单元初始定位——在激活或恢复信令链路之前调用初始定位。
The accuracy and rapidity of initial alignment are greatly concerned with the property of the inertial system.
本文针对精确快速动基座对准的要求，作了以下几个方面的研究： 1。
Bi-GPS receivers are applied to measure the azimuth angle in terms of initial alignment of the integrated system.
并利用双GPS接收机测量方位角解决了组合系统的初始方位对准问题。
Initial alignment is a key technique of INS, which plays an important role in the performance of navigation system.
初始对准是惯性导航系统的关键技术之一，它直接影响惯导系统的导航性能。
Thus, the effects of initial alignment errors and gyro drifts can not be neglected and must be estimated and compensated.
因此，初始定向误差和陀螺漂移的影响不能忽略，必须对其进行估计和补偿。
The Kalman filter theory is introduced and the dynamic error vector equation of the initial alignment is derived at the first.
首先介绍了卡尔曼滤波理论及相关技术，建立了系统卡尔曼滤波的状态方程和观测方程；
One of the key issues of the virtual studio based on the electromechanical tracking is camera calibration and initial alignment.
摄像机校准和初始定位是基于机械跟踪的虚拟演播室系统的关键技术之一。
The error model can be used a tool of terrestrial vehicle navigation error analysis, but also can be used in its initial alignment.
此误差模型，不仅可以作为陆地载体的导航误差分析，而且可以用于系统的初始对准研究。
The initial alignment of vehicle in moving state is studied mostly in this paper aiming at fast response of the vehicle carried SINS.
本文主要针对车载捷联惯导系统快速性反应这一要求，研究了车辆动机座初始对准方法的问题。
A new approach to transfer alignment for the initial alignment of Strapdown inertial navigation systems on moving base was put forward.
针对捷联惯导系统的动基座初始对准问题，提出了一种新的动基座快速传递对准方案。
Initial alignment could not be done by MIMU itself because of its low precision, so a method of using electrical compass in initial alignment is presented.
由于MIMU精度不高，无法实现自对准，所以系统采用电子罗盘辅助它完成初始化对准。
The kernel problem of antenna stabilization and tracking technology is the initial alignment and automatic tracking technology of antenna toward satellite.
天线稳定跟踪技术的核心问题是天线对卫星的初始对准和自动跟踪技术。
Attitude calculation techniques, initial alignment methods and a real-time adaptive extended Kalman filter used for improve the system precision were discussed.
模块的组成、功能，详细说明了姿态角的计算、初始对准以及采用的稳定、实时、变增益自适应扩展卡尔曼滤波估计算法。
The simulation results show that this method can effectively carry out initial alignment on an oscillatory base when disturbing frequency characteristics is known.
通过计算机仿真，验证了在载体的干扰频率特性已知的情形下，该方案可以有效地实现晃动基座上的对准。
One of the key technologies of SINS is the initial alignment, whose accuracy affects the precision of SINS and whose speed effects the response rapidity of the weapon.
初始对准是捷联式惯导系统关键技术之一。 初始对准精度直接影响捷联式惯导系统的工作精度，初始对准时间也是反映武器系统快速反应能力的重要战术指标。
Existing closed-loop methods for measuring gyro drift can not meet the precision and speed requirements needed for initial alignment of INS (inertial navigation system).
惯导对准过程中陀螺仪漂移率的测量是一个重要的工程实际问题 ，经典的闭环测量在测量精度和快速性等方面存在缺点。
Experimental results show preliminarily that our open-loop method for obtaining gyro drift can meet the precision and speed requirements needed for initial alignment of INS in China.
实验证明，开环测漂方案既能满足精度要求，又能保证快速性，切合工程实际的需要。
According to the peculiarity of the SINS nonlinear error model, the simplified SPKF algorithm was derived, and the SINS initial alignment were simulated based on EKF and simplified SPKF.
针对对准模型的特性，推导了SPKF简化算法，进行了静基座下基于扩展卡尔曼滤波(ekf)、简化spkf的SINS初始对准仿真。
Furthermore, several main error factors on initial alignment precision are analyzed, and the corresponding solutions are provided. The simulation results show that the method is feasible.
根据实际情况仿真分析了几种主要的误差因素对对准精度的影响，并给出了相应的解决方法，仿真结果证实了该方法的可行性。
Furthermore, several main error factors on initial alignment precision are analyzed, and the corresponding solutions are provided. The simulation results show that the method is feasible.
根据实际情况仿真分析了几种主要的误差因素对对准精度的影响，并给出了相应的解决方法，仿真结果证实了该方法的可行性。
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