125khz射频ID卡读卡程序，C51汇编

this file can explain how to coding rfid in c (rfid tutorial)

基于AT89C52单片机  12864液晶显示  继电器作为开关   

chirp fourier transform 线性调频Z变换(CZT) 的matlab功能函数，该方法通过CZT变换获得精确的等价于离散傅里叶变换结果的间谐波信号的频率分布估计值,可以得到精确的各次谐波和间谐波参数,利用该函数相同采样频率下该方法的检测精度更高。(This routine allows the evaluation of the DFT over an arbitrary range of frequencies as its name implies this lets you zoom into a narrow portion of the spectrum.)

ISO18000-4标准文档，对RFID开发人员很有帮助-ISO18000-4 standard document, the developer of RFID helpful

仿真RFID通信 形成通信环路 在MATLAB下仿真(simulation of RFID communications)

防碰撞算法的研究,主要是二进制搜索的研究，-A study on anticollision.

chirp fourier transform 线性调频Z变换(CZT) 的matlab功能函数，该方法通过CZT变换获得精确的等价于离散傅里叶变换结果的间谐波信号的频率分布估计值,可以得到精确的各次谐波和间谐波参数,利用该函数相同采样频率下该方法的检测精度更高。(This routine allows the evaluation of the DFT over an arbitrary range of frequencies as its name implies this lets you zoom into a narrow portion of the spectrum.)

利用 RSSI值对几何估算区域进行划分，运用改进公式计算出新的未知节点位置。(The geometric estimation area is divided by RSSI value, and the new unknown node position is calculated by the improved formula)

超高频无源RFID 标签的一些关键电路的设计-Passive UHF RFID labels some of the key circuit design

文章中系统的论述的TI公司是如何实现在医药系统中防止假冒的，这对于国内RFID安全应用有很好的借鉴意义。-Article in the discussion of the TI system is how to achieve in the medical system to prevent counterfeiting, which the domestic security of the application of RFID has a very good reference.