dekun--DAS

说明：  这是一个用来计算给定IMF分量的瞬时频率的模块(The module that calculates an instantaneous frequency for a given IMF)

采用线性插值的反radon变换，按照原理直接编的，要求tau-p域中的p都是从正数开始的(Code in accordance with the principle of direct linear interpolation of the anti-radon transform, the tau-p domain p from positive)

对GPRmax的数据进行成图的一些matlab程序(Some data on GPRmax programs into graphs)

这是一个基于QDHE那篇论文编写的一个QDHE代码(This is based on that paper prepared QDHE a QDHE code)

说明：  BPSK信号在各种信道中的仿真,有高斯白噪和瑞利信道，非常有用(simulation of BPSK in every kind of channels)

说明：  《射频通信电路》陈邦媛著课后答案详细版 详细讲解了各种解答方案，对于学习射频通信电路有很好的帮助(&quot RF communication circuits,&quot Chen Bangyuan version with more elaborate after-school answer a variety of answers to the program, the RF communication circuit for learning with the help of good)

说明：  本文介绍了Ziegler-Nichois规则的PID控制器设计及其改进算法 ,并给出了基于MATLAB的实现方法和仿真。(This article describes the rules of Ziegler-Nichois PID controller design and its improved algorithms and implementation is presented based on MATLAB and simulation methods.)

This is the program for mu law companding,,,,

可实现FFT功能的MATLAB源代码，具有应用背景，也可方便初学者学习FFT的原理及实践(FFT function can be realized MATLAB source code, with the application of the background can also be convenient for beginners to learn and practice the principles of FFT)

利用matlab语言编写多个城市间，求最短路径的遗传算法源代码(Genetic algorithm source code, find the shortest path between the Matlab language multiple cities。)