exp_pid

说明：  利用MATLAB语言编写的直流电动机开环启动和闭环启动特性分析(The use of MATLAB language open-loop DC motor start-up and characteristics of the closed-loop start)

说明：  通过通信系统频率合成原理，生成伪随机的m序列(Principles of communication systems through the frequency synthesizer to generate pseudo-random m-sequence)

this code has an amplitude modulation with plots.

说明：   matlab函数，可实现golay编码和译码，包括（23，11）和（24，12，8） (matlab function, can be realized golay encoding and decoding, including the (23,11) and (24,12,8))

离散系统的Nyquist图，针对离散系统进行稳定性分析。(Nyquist plots of discrete systems, stability analysis for discrete systems.)

说明：  一段仿真云层图像的matlab代码，可以用来模拟低信噪比中小目标探测的图像。(ａmatalb file used to simulate the clouds.)

logical operation in matlab for image manipulationg

its about modulation scheme basic details

说明：  数字信号处理，滤波，维纳滤波器，维纳—霍夫方程(Digital signal processing, filtering, Wiener filter, Wiener- Hoff equation)

大气波导环境下电波传播预测，基于抛物方程法模型的matlab程序；pe_tropos_ducting.m。(Wave propagation forecast in atmospheric ducting enviroments, based on the parabolic equation model matlab program:pe_tropos_ducting.m.)