一种基于信号二阶四阶矩的信噪比估计方法，该文件中包含该方法的文章以及matlab程序。-This estimation method is based on the signal second-order signal-to-noise ratio of the fourth moment. The file contains a paper and a code.

本程序主要解决在雷达信号处理和通信过程中匹配滤波器的设计实现，对提高信噪比，提取有用信号有很大帮助。-This program is mainly to solve the matched filter in the radar signal processing and communication process design and implementation, to improve the signal to noise ratio, extract the useful signal

对于初学者具有参考意义，主要是基于mtlab的程序，包括调制，解调，信噪比计算。- For beginners with a reference value, Mainly based on the mtlab procedures, Includes the modulation, demodulation, signal to noise ratio calculation.

针对小波阈值降噪信噪比监测编制的信噪比函数，配合主程序使用，可使程序简单化