中文说明：Relief计算分类权重，关于神经网络控制，已调制信号计算其普相关密度，pwm整流器的建模仿真，搭建OFDM通信系统的框架，相控阵天线的方向图（切比雪夫加权）。
English Description：
Relief to calculate the weight, a neural network control has modulated signal calculation relative density of the universal, the modeling and Simulation of PWM rectifier, to build the framework of OFDM communication system, phased array antenna pattern (Chebyshev weighted).