ReflectHelper

this is pdf for rf wave system

随机信号谱分析，给出了随机信号的自相关函数，互相关函数，频响函数，相干函数(Random signal spectrum analysis)

说明：  四步相移法得到相位图，再利用解包裹得到正确完整的图(Phase diagram obtained by four step phase shifting method)

这是一个键盘程序,用于了解键盘输入原理， 简单易用, -This is a keyboard program for keyboard input to understand principle, easy to use,

使用软件matlab2014b，采用GUI设计的一个进制转换，能够使输入的任意十进制数转化为其他进制的数并输出(Using the software MATLAB 2014 B and a binary conversion designed by GUI, the input decimal number can be converted into other decimal numbers and output.)

这是一个国外的android手机应用源码实例，BroadcastReceiver这个应用我还没用过，不知道是干什么的，源码可为学习安卓开发的做些参考吧。

求电磁场边值，程序简洁，方法得当，运算速度快，是这一程序的最突出的特点-For electromagnetic field boundary value, the program is simple and methodologically sound, computing speed, this procedure is the most prominent feature of

Healthacre market study

说明：  利用RSS进行室内定位仿真实验在RSS指纹数据库中抽取离线数据集；利用抽取出来的数据集作为KNN算法的训练数据集；(RSS is used for indoor positioning simulation experiments to extract offline data sets from RSS fingerprint database, and the extracted data sets are used as training data sets of KNN algorithm.)

说明：  hlw8112驱动源码或编程资料驱动动 spi接口使用 计量数据获取 校准 硬件电路(Hlw8112 driver source code or programming data driver SPI interface use, measurement data acquisition, calibration, hardware circuit)