Num_Card_Discriminate

稳定的光源对光纤检测非常重要，这篇文章介绍了一种稳定的光源设计(Stable light source on the optical detection is very important, this article describes the design of a stable light source)

qpsk仿真系统框图，实现四项调制系统仿真实验。(qpsk diagram of simulation system to achieve four modulation system simulation experiments.)

自己做的一个OFDM系统的波形信道仿真,分成各种模块实现，若有问题请朋友指正(OFDM system designed for waveform simulation using MatLAB，if there is any problem, please contact me.)

关于spi的串行总线接口编程，实现同步传输(On the spi serial bus interface programming, synchronous transfer)

说明：   是关于matlab工具箱的应用，对于初学者和老辈们都有帮助的(is on the application of Matlab Toolbox for beginners and elders have made to help the)

BER calculation in rayleigh

Matlab巴特沃斯低通滤波器方面的代码，供大家参考(Matlab code butterworth low-pass filter)

canny边缘算法的实现，代码比较简单，能实现。(canny edge algorithm, the code is relatively simple to achieve.)

说明：  闭环控制系统输入信号为阶跃信号，受控对象的传递函数为3 2 1 ( ) 2 5 s G s S s s      。(Closed loop control system for the step input signal, the transfer function of the controlled object 3 2 1 () 2 5 s G s S ss      .)

包括 MUSIC算法，ESPRIT算法 ROOT-MUSIC算法，窗函数法设计一个数字带通FIR滤波器，用于时频分析算法。( Including the MUSIC algorithm, ESPRIT algorithm ROOT-MUSIC algo)