Aiming at the characteristic of LFM radar signal,this paper analyzes the thoery of distilling instant frequency of LFM signal based on the means of instant phase firstly.

 
  • 文中针对线性调频雷达信号的特点,首先分析了基于瞬时相位法的线性调频信号瞬时频率提取原理,其次通过确定模糊值恢复了相位序列,实现提取线性调频信号的瞬时频率。
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