中文说明：
这是关于LFM信号利用WHT变换估计其参数的仿真代码。程序基于时频分析包，但对其中相应部分做了修改。程序中有算法的详细设计内容。
English Description：
This is about LFM signal using wht transform to estimate its parameters simulation code. The program is based on time-frequency analysis package, but the corresponding part is modified. The detailed design of the algorithm is included in the program.