中文说明： 数据包传送源码程序，窗函数法设计一个数字带通FIR滤波器，最终的权值矩阵就是滤波器的系数，采用偏最小二乘法，sar图像去噪的几种新的方法，研究生时的现代信号处理的作业。
English Description：
Data packet transmission source code program, window function method to design a digital band-pass FIR filter, the final weight matrix is the coefficient of the filter, using partial least squares method, several new methods of SAR image denoising, graduate of modern signal processing operations.