利用马尔柯夫估计，推导了GPS整周模糊度估计矢量和导航定位参数估计矢量的表达式，以及相应的协方差矩阵；
The GPS integer ambiguity estimates, the navigation parameter estimates and their variance-covariance matrix are derived by using Markovian estimation.
为实现电缆故障定位系统的参数估计，提出了一种用于模型参数估计的改进贝叶斯算法。
In order to implement the parameter estimate in cable fault location system, an improved Bayes algorithm used for Model parameter estimate is proposed in this paper.
首先通过参数估计算法，从接收信号中提取相关参数，然后利用相应的定位算法求解节点或终端的位置。
First of all, extract the related parameters from the received signal, and then use the appropriate positioning algorithm for the location of the node or terminal.
参数估计是无源雷达系统的一项关键技术，其精度直接影响到目标定位精度。
Parameter estimation is a key technique in the passive radar system, since its precision influences the location precision directly.
论文基于双星定位原理，着重研究了高斯噪声环境下TDOA和FDOA的参数估计方法，以及TDOA和FDOA的联合估计方法。
In this thesis, it mainly studies the estimation of TDOA and FDOA under Gaussian noise circumstance, as well as the joint estimation of TDOA and FDOA.
论文基于双星定位原理，着重研究了高斯噪声环境下TDOA和FDOA的参数估计方法，以及TDOA和FDOA的联合估计方法。
In this thesis, it mainly studies the estimation of TDOA and FDOA under Gaussian noise circumstance, as well as the joint estimation of TDOA and FDOA.
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