中文说明：FIR 底通和带通滤波器和IIR 底通和带通滤波器，主要为数据分析和统计，实现了图像的加水印，去噪，加噪声等功能，最大信噪比的独立分量分析算法，ofdm系统仿真 含16qam调制 fft 加窗 加cp等模块，已经调试成功.内含m文件，可直接运行。
English Description：
End of FIR-pass and band-pass filter and IIR-pass and band-pass filter at the end of, mainly for data analysis and statistics, realize Image Watermarking, noise reduction, plus features such as noise, the maximum SNR algorithm of independent component analysis and simulation of OFDM system with 16qam modulation FFT window plus CP modules have been successfully. contains m files can be directly run.