本程序主要分析了三种调制方式对放大器非线性的敏感度，从中得出结论，APSK信号最佳。-the procedures of the three main methods of modulation of the nonlinear amplifier sensitivity, draw conclusions, APSK best signal.

采用saleh模型对射频功率放大器进行基带信号建模，能够包含功放的记忆效应和非线性-Saleh model of the RF power amplifier for baseband signal modeling, which can contain the memory effect of the amplifier and nonlinear.

实现16QAM完整的调制解调系统，包括基带信号串并转换，星座图映射，升抽样成形滤波，升采样半带滤波，数字上变频，功放的多项式非线性效应，加性高斯白噪声信道，接收端下变频，降采样，匹配滤波，绘制接收端星座图。-16QAM modulation and demodulation realize the complete system, including the baseband signal string and conversion, constellation mapping, samplin