pi_4_DQPSK

这是一个多目标多参数无约束线性优化程序，其中包括三个具体的应用实例，对于解决非线性优化问题十分好用(This is a multiple target multi parameter non linear constrained optimization program, which includes three specific examples of application, to solve the nonlinear optimization problem is very easy to use)

求出多个信号的FFT频率并显示谱图，同时求出多个信号的功率谱并显示谱图(The FFT frequency of multiple signal and display the spectrum diagram, at the same time, the power spectrum of multiple signal and display spectrogram )

This code consists of the frost filter coding.

matlab上的EMD源程序，无需任何调试，可以直接运行，方便好用！(EMD on matlab source, without any debugging, you can run directly, easy to use!)

对自适应滤波器和卡尔曼滤波器用MATLAB对语音信号进行了滤波，发现卡尔曼滤波器能够在较大的噪声中还原原来的信号。(Kalman filtering)

Matlab入门学习，包括源程序，word文档已解密。MATLAB 6.5环境、数值计算、符号计算、可视化和GUI设计、程序设计、线性控制系统分析与设计、Simulink仿真环境、MATLAB高级应用(Matlab entry-learning, including source code, word documents decrypted.)

基于Matlab下的Simulink模块对74LS148优先编码器的仿真(Simulink under Matlab-based module 74LS148 priority encoder simulation)

matlab实现Arnold置乱的程序,对初学者有用(matlab Arnold matlab Arnold)

利用MATLAB对直扩信号的产生进行了研究，并利用FFT实现频谱分析(Use MATLAB to generate DS signals have been studied, and the realization of the use of FFT spectrum analysis)

gui小程序 ，自己编的小程序，先联系一下，写得不好，见笑了！(gui applet, own a small procedure, you first contact, not well written, has been a laughing stock!)