location

  论文以增加频率变化率和波达角变化率两个观测量的定位与跟踪方法为基础，讨论其 定位与跟踪算法、频率变化率精确估计、波达角及其变化率的精确估计三个方面的关键技 术。(Paper to increase the frequency rate and the rate of change of direction of arrival of two measurements with positioning and tracking method based on discussion of positioning and tracking algorithm, the frequency change rate of accurate estimates of arrival angle and its rate of change of the accurate estimation of three key technology.)