The design of target doppler frequency measurement circuit is very important in phase coded MMW radar system because of the high measurement precision requirement of target speed.
在某相位编码毫米波雷达系统中，要求很高的目标速度测量精度，因而目标多普勒频率测量电路的设计比较重要。
The design of target Doppler frequency measurement circuit is very important in phase-coded MMW radar system because of the high measurement precision requirement of target speed.
在某相位编码毫米波雷达系统中，由于对目标速度测量精度的要求很高，因此目标多普勒频率测量电路的设计也具有比较重要的地位。
And it gives the suitable limits of measurement precision respectively, when the sampling frequency of data is 10 times. 8 times and 6 times of the frequency of physical change.
给出了数据采样频率是物理量变化频率10倍、8倍和6倍以上时测量精度的适用范围。
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