与理论分析结果相比，抑制载波型差分相位调制，外文资料里面的源代码，大学数值分析算法，随机调制信号下的模拟ppm。- Compared with the results of theoretical analysis, Suppressed carrier type differential phase modulation, Foreign materials inside the source code, University of numerical analysis algorithms, Random ppm modulated analog signal unde.