多普勒频移测量

卫星多普勒频移测量

Satellite Doppler shift measurement

为了实现上述算法简要描述了一种在非理想AFC情况下的多普勒频移测量方法。

At last , a general description of the measurement of the channel fading rate under non ideal AFC is also given in order to implement the algorithms mentioned above .

风廓线雷达是一种利用雷达回波多普勒频移测量高空风向、风速分布的设备。

Wind profiling radar is a radar echo Doppler frequency shift measure high-altitude wind direction , wind speed distribution equipment .

利用GPS多普勒频移观测量可以获得高精度的速度测量结果。

The precise velocity can be derived with GPS Doppler measurements .

GPS高精度定位结果、原始多普勒频移观测量，以及由载波相位中心差分而获得的多普勒频移观测值，它们都可以用来获得高精度的速度测量结果。

The precise velocity can be derived respectively with precise positioning results , receiver raw Doppler measurements and carrier phase derived Doppler measurements .

本文提出了GPS信号多普勒频移的测量方法，给出了定位解算的数学方法，并与子午仪系统的多普勒定位法和GPS的伪距定位法进行了比较。

In this paper , the way of measuring GPS signal 's Doppler shift is proposed , and the mathematical approach for position-fixing is given . This Doppler position-fixing method is compared with the Doppler position-fixing method of TRANSIT and the pseudo-range measurement method of GPS .

基于激光多普勒频移技术测量液流速度

Measurement of the liquid current velocity Based on the laser Doppler frequency shift technique