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说明：  三端稳压可调集成芯片．应用很广，可当制作各种类型的稳压源(Three-terminal adjustable regulator ICs. Application is very broad, can be produced when the source of all types of regulators)

数值微分通过matlab实现，对于初学者非常有用。从书上下载的源代码。(Achieved by numerical differentiation matlab, very useful for beginners. Downloaded from the book source code.)

matlab初学者对于绘图的基本程序，比如画饼图，线图，向量图，瀑布图等基本绘图基础程序。(matlab for beginners a basic drawing program, such as yourselves chart, line graph, vector, waterfall and other basic drawing foundation program.)

matlab code for kmeans clustering

matlab环境下的估计算法music算法的matlab实现，有很好的实验效果(estimation algorithm matlab environment music algorithm matlab implementation, there is a very good experimental results)

这是一个pca提取特征的小程序，是应用matlab语言进行编写的，适用于初学者。(This is a small programs characteristics extracted pca this is a small characteristics extracted pca program, application of matlab language is written, it is suitable for beginners. )

Code for obtaining Center of math of polygon. enjoy it.

pcm编解码模型，测试指定误码条件下PCM解码语音信号的音质和可懂度(pcm codec model, sound quality and intelligibility test conditions specified BER PCM decoded speech signal)

这是一个无线通信中最常应用的直接序列扩频的程序(direct spread spectrum)

经典辨识方法————脉冲响应下的、差分方程法的便辨识(---- Classical identification method under the impulse response, then the differential equation method to identify)