The linearity of the FMCW signal is an important index to appraise the frequency modulated source.It determines the radar range resolution in the system of radar range.

• 线性调频连续波(FMCW)信号的线性度是衡量线性调频源质量的一个重要指标，在雷达测距系统中，它决定着雷达的距离分辨率。