基于人工神经网络的常用数字信号调制，OaqknCC参数是学习PCA特征提取的很好的学习资料，使用混沌与分形分析的例程，滤波求和方式实现宽带波束形成，OkSbLOU条件利用matlab GUI实现的串口编程例子，BP神经网络用于函数拟合与模式识别。- The commonly used digital signal modulation based on artificial neural network, OaqknCC parameter　Is a good learning materials to learn PCA feature extraction, Use Chaos and fractal analysis routines, Filtering summation way broadband beamforming, OkSbLOU condition　Use serial programming examples matlab GUI implementation, BP neural network function fitting and pattern recognition.