DELAY-SELECT

使用Matlab实现函数的傅里叶级数展开(Implement the function using the Matlab Fourier series expansion)

七单元天线阵MUSIC DOA估计： d=1 ， 天线阵元的间距； lma=2， 信号中心波长； 四输入信号； A=[A1,A2,A3,A4]， 得出A矩； 四信号的频率d=[1.3*cos(v1*n) 1*sin(v2*n) 1*sin(v3*n) 1*sin(v4*n)] 构造输入信号矢量 U=A*d 总的输入信号 总输入信号的协方差矩阵 [s,h]=eig(c) 求协方差的特征矢量及特征值 取出与零特征值对应的特征矢量 求协方差矩阵的逆矩阵 应用Music法估计输出 绘出各波达方向图(Seven-element antenna array MUSIC DOA estimates: d = 1, Antenna Array pitch LMA = 2 signal center wavelength four input signals A = [A1, A2, A3, and A4], drawn A moment tetra-frequency of the signal D = [1.3* cos (V1* n) 1* ⁢ sin (v2* n) 1* sin (v3* n) 1* sin (V4* n)] constructed input signal vector U = A* D of the total input signal of the total input signal covariance matrix [S] = EIG (c) seeking covariance feature vector and the feature value removing and corresponding to the zero eigenvalues ​ ​ characterized vector seeking covariance matrix inverse matrix Applications Music estimate output plotted DOA Figure)

采用小波阈值处理的方法对加速度计的输出数据进行处理，并比较补偿前后的效果。 (Accelerometer output data wavelet filtering process)

时间序列数据分析中的梅林变换工具，可以广泛的应用于数据预测及数据分析,利用最小二乘法进行拟合多元非线性方程。( Time series data analysis Mellin transform tool, Can be widely used in data analysis and forecast data, Multivariate least squares fitting method of nonlinear equations.)

移动无线通信小区功率控制中的DBA算法,用于下行功率控制(DBA algorithm used for power control for downlinks in cells for wireless mobile communication)

DS_CDMA的程序实现 主要分为同步和异步的程序代码，可以自己进行仿真(The program realization are divided into synchronous and asynchronous DS CDMA program code, can simulate ourselves )

matlab 从脉搏信号中计算心率的小程序，很好用！！(matlab calculate the heart rate signal from the pulse of the small program, easy to use! ! )

在MATLAB环境中实现基于8QAM的信号调制解调(In the MATLAB environment 8QAM based on the signal modulation and demodulation)

通过光速不变原理介绍相对论时间膨胀公式和长度收缩效应公式，并举例进行了说明。用曲线显示时间膨胀与物体速度的关系，显示长度收缩与物体速度的关系。(Through the principle of constancy of light, relativistic time dilation formula and length contraction effect formula, and examples are described. Curve shows the time dilation and the speed of the object, showing the length contraction and the speed of the object.)

光伏的数学通用模型。 工程用途，我参考搭建的模型 可以使用。(Universal mathematical model of PV. Engineering purposes)