doppler shift method的意思|示意

Doppler frequency shift observation of ionospheric high frequency echo is an important method for studying ionospheric disturbances.

电离层高频反射回波的多普勒频移观测是研究电离层扰动的一个重要方法。

Furthermore, applying the Doppler shift method, one can find the mass of a star.

此外，应用多普勒频移的方法，可以发现恒星的质量。

So the method that the Doppler frequency shift which obtained using theforecast approach aids the carrier tracking loop is proposed.

基于卫星轨道可模化、可预测的特性，提出了利用轨道预报得到的多普勒频移来辅助环路跟踪的新方法。

The method in which coherent accumulation is carried out after the echo is compensated by a Doppler frequency shift is introduced.

提出了一种先对回波信号进行多普勒补偿后再进行相干积累的方法。

This paper has discussed the way of probing Doppler shift signal based on crossed phase detecting method in detail and introduced each function circuits briefly.

本文详细的论述了依据正交相位检测法提取多普勒频移信号的方法，并对各部分实现电路作一简要的介绍。

According to P-code features of large Doppler frequency shift and long code period, the method that shortens the scope of carrier frequency search is studied.

针对P码多普勒频移大、周期长的特点，本文探讨了缩短载频搜索范围的方法。