在时空级联最大似然算法的基础上，本文结合雷达低角跟踪的特点，提出一种新的目标仰角估计算法。
Based on the temporal-spatial sequential Maximum Likelihood (ML) algorithm, a new algorithm for estimating the elevation Angle of a target in radar low-angle tracking environment is presented.
针对目前雷达试验，给出一种快速计算目标距离、方位、仰角真值的计算方法。
A method to calculate quickly the real values of the range, azimuth and elevation of targets are given for current radar tests.
首先以无源声呐对目标的方位角、俯仰角和频率测量为依据，建立动态系统模型。
The model of motive system is made in the light of measurements of target bearings, elevation and frequency by passive sonar.
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