数学方法是部分子空间法，解耦，恢复原信号，预报误差法参数辨识-松弛的思想，进行波形数据分析,IMC-PID是利用内模控制原理来对PID参数进行计算，LDPC码的完整的编译码，保证准确无误，是学习通信的好帮手，抑制载波型差分相位调制。- Mathematics is part of the subspace, Decoupling, restore the original signal, Prediction Error Method for Parameter Identification- the idea of relaxation, Waveform data analysis, The IMC- PID is using the internal model control principle for PID parameters is calculated, Complete codec LDPC code, Ensure accurate communication is learning a good helper, Suppressed carrier type differential phase modulation.