tunning-PID-by-PSO

说明：  讲解RFID技术的好论文，里面包含中科大博士论文一篇和北京交通大学硕士论文一篇，包含防碰撞算法和安全认证技术(RFID technology to explain a good thesis, doctoral thesis which contains a USTC and Beijing Jiaotong University, a masters thesis, including anti-collision algorithms and security authentication technology)

Networking stimulator manual using matlab coding

用MATLAB编写的混沌序列图像加密程序，密钥可以从0到1之间的任何一个数(MATLAB prepared by the chaotic sequence image encryption program, the key can be any number 0 to 1)

三相异步电机无速度传感器的matlab实现，采用的转速辨识算法为mars matlab版本7.4(Three-phase induction motor speed sensorless matlab the realization of the speed identification algorithm used for the mars matlab version 7.4)

说明：  主要指令：butter（产生巴特沃斯滤波器）；freqz（绘制幅频、相频曲线）；zplane（绘制零、极点图）；ss2zp（状态方程变零、极点）；zp2tf（零、极点变分式多项式）。(Main instruction: butter (produced bart wo filter) Freqz (draw amplitude frequency, phase frequency curve) Zplane (draw zero, poles chart) Ss2zp (state equation is zero, poles) Zp2tf (zero, pole change fraction polynomial). )

利用例子滤波实现对运动物体的跟踪并提取轨迹，在matlab环境下运行，希望对大家有用(Examples of the use of filtering to achieve the tracking of moving objects and extract tracks in the matlab environment to run, I hope useful)

io口控制源代码 io口控制源代码(io I io I control source code control source code)

说明：  利用MATLAB实现激光谐振腔的设计，成功实现多种腔形的设计与仿真(simulate the laser resonator)

说明：  将输入A律PCM编码器的正弦信号采样,进行PCM编码，求出编码器的输出码组序列。(legal importation A PCM encoder sinusoidal signal sampling, PCM coding, coding obtained the output code sequence.)

本程序用于对三维转台目标进行ISAR成像（发射LFM信号，stretch处理）(This program is used for three-dimensional turntable targets ISAR imaging (LFM signal transmitter, stretch processing))