89346531signal_modulation

对MATLAB，SIMULINK的信号源频谱分析进行了讲解(On MATLAB, SIMULINK signal source spectrum analysis was to explain)

说明：  一个生成指定波形的宽带噪声的程序代码，非常好用，可以试验下(A specified waveform generating broadband noise code, very easy to use, you can test under)

说明：  串级PID控制 控制顺序先主回路后副回路(Cascade PID control loop sequence after the first deputy main loop)

精通matlab c语言编程，对于学习matlab的学习和c语言的学习都很有好处。可以帮助初学者掌握较好的编程技能(Proficient in matlab c language programming, learning for learning matlab and c language learning is very good. Can help beginners grasp the good programming skills)

轮轨接触点扫描方法，用扫描的方法计算求得任意轮轨型面的轮轨接触点(Wheel-rail contact point scanning method, the method of calculation obtained by scanning any type of wheel and rail wheel-rail contact point surface)

对信道编码的模块测试和系统测试。包含内外编码、突发长度、AWGN信道、莱斯信道、瑞利信道、信道自环等。(The channel coding module testing and system testing. Includes internal and external coding, burst length, AWGN channel, Rice channel, Rayleigh channel, the channel from the ring.)

rossler混沌系统图像，u取不同参数时的6种混沌状态(rossler chaotic system images, u for different parameters of the six Chaos)

模拟退火遗传算法通用代码,可以自己更改哈！(General simulated annealing genetic algorithm code, you can change yourself Ha!)

在NX平台上，利用二次开发工具创建孔、型腔、边倒圆，并进行相对定位(On the platform of NX, using NX second development tools to create a hole, cavity, edge rounding, and relative positioning)

说明：  低旁瓣切比雪夫阵列，实现了固定低旁瓣的切比雪夫阵列，亲测有用(The low side lobe Chebyshev array realizes the Chebyshev array with fixed low side lobe, which is useful for close test)