chap15

说明：  哈工大matlab讲义(HIT matlab lecture notes)

matlab的desolve算法 同时解决非线性方程组(matlab desolve)

a third ameliorate version of DSPview code in matlab

BPSK 与QPSK 调制解调系统的Matlab 仿真程序,发送滤波器与接收滤波器均为根升余弦滚降滤波器；信道噪声为加性高斯白噪声 绘制BPSK 与QPSK 调制下的误码率与信噪比曲线图，并与理论曲线进行对比(BPSK and QPSK modulation and demodulation system Matlab simulation program, send and receive filters are root raised cosine filter roll-off filter channel noise, BER and SNR draw BPSK and QPSK modulation under additive white Gaussian noise than the graph and compare with the theoretical curve)

说明：  电机仿真，MTPA控制策略，永磁同步电机(Motor simulation, MTPA control strategy, permanent magnet synchronous motor)

1-D FDTD code with simple radiation boundary conditions Program author: Susan C. Hagness

用matlab制作的模拟动画程序，内容为电梯的升降演示。(Animation produced using matlab simulation program, the content of the elevator lift demonstration.)

利用神经网络解决人口模型 附加MATLAB程序(Additional MATLAB program using neural networks to solve population model)

Lecture2 code of Multimedia Security course for Watemarking technique,

真的是一个好程序，基于人工神经网络的常用数字信号调制，小波包分析提取振动信号中的特征频率。( Really is a good program, The commonly used digital signal modulation based on artificial neural network, Wavelet packet analysis to extract vibration signal characteristic frequency.)