pss

基于信号匹配原理的三阵元信号方位估计的方法(Based on the principle of signal matched the three array element signal DOA estimation methods)

在过零检测过程中，找过零点，并以此来进一步计算相位差等(In the zero-crossing detection to find the zero crossing, and to calculate the phase difference)

二维地震波模拟，包含边界的降阶处理，边角处理(Two-dimensional seismic wave simulation, with boundary reduction treatment, corner treatment)

正弦波信号的均匀量化和线性编码 A/D 变换，实数的线性编码 D/A 变换，实数的线形译码(Uniform quantization of sinusoidal signal and linear coding A/D conversion, the linear coding real D/A conversion, real decoding of linear)

说明：  比较详细介绍了matlab编程的语句，特别适合于初学者，是英文书籍，比较不错(matlab the language of technical computing)

锁相环的设计方法介绍（PLL），可作为设计的参考。(Design method for PLL (PLL), can be used as a reference design.)

对简单闭环系统的PID控制参数进行优化，得到最佳的控制效果。使用时将该文件夹设为matlab默认文件夹，用simulink打开.mdl文件，在命令行窗口输入.txt文档中命令，可以得到优化后的P、I和D参数。(The PID control parameters of the simple closed-loop system are optimized to obtain the best control effect. With using these codes, the folder must be set as the default folder of matlab, then open the. MDL file, and input the commands of . TXT document in the command line window. The optimized P, I and D parameters will be obtained.)

基于MATLAB蚁群算法实现，初学者可作参考，程序已经验证。(Ant colony algorithm based on MATLAB, can be used as reference for beginners, the program has been verified.)

说明：  一个双隐层拟合非线性模型的例子，用matlab编写(A two hidden layer nonlinear model fitting example of the preparation with matlab)

ni5641r模拟输入代码，并画功率谱估计。(ni5641r analog input,and draw power spectrum estimation.)