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This 125 kHz RFID reader http://www.serasidis.gr/circuits/RFID_reader/125kHz_RFID_reader.htm http://www.serasidis.gr/circuits/RFID_reader/images/125kHz_RFID_reader_schem.GIF I will try to explain with simple words how the RFID works. The ATtiny13 use…
This page describes the construction of an RFID reader using only an Arduino (Nano 3.0 was tested, but others may work), a hand-wound wire coil, and some assorted low cost common components. Credits The hardware and software designs for this project…
https://www.kickstarter.com/projects/1708444109/rfidler-a-software-defined-rfid-reader-writer-emul https://github.com/ApertureLabsLtd/RFIDler http://adamsblog.aperturelabs.com/2013/08/rfidler-open-source-software-defined.html The Goal To produce a to…
http://www.advanide.com/readeric.htm Low Frequency Reader ICs Manufacturer Product Frequency ISO Compliance EM Microelectronic EM4095 125 kHz none NXP Hitag HTRC110 125 kHz none Texas Instruments TMS3705ADR 134.2 kHz none Reader modules/chipsets Manu…
RFID读写器的工作原理 RFID的数据采集以读写器为主导,RFID读写器是一种通过无线通信,实现对标签识别和内存数据的读出和写入操作的装置. 读写器又称为阅读器或读头(Reader).查询器(Interrogator).读出装置(Reading Device). 扫描器(Scanner).通信器(Communicator).编程/编码器(Programmer)等等. 读写器工作原理 RFID读写器的基本原理是利用射频信号与空间耦合传输特性,使电子标签与阅读器的耦合元件在射频耦合通道内进行能量传…
RFID Exploration Louis Yi, Mary Ruthven, Kevin O'Toole, & Jay Patterson What did you do? We made an Radio Frequency ID (RFID) card reader and, while attempting to create a long-range spoofer, created an jammer which overcomes card's signals. The read…
Radio Basics for RFID The following is excerpted from Chapter 3: Radio Basics for UHF RFID from the Book, The RF in RFID: Passive UHF RFID in Practice by Daniel M. Dobkin. Order a copy of The RF in RFID: Passive UHF RFID in Practice before December 3…
Sound card based RFID sniffer/emulator (Too tired after recon.cx to do draw the schematics better than that :) Stay tuned for the next version including Tag emulation.) baudline FFT signal analyzer for sniffing LF RFID tags using our sound card based…
不同频段的RFID产品会有不同的特性,本文详细介绍了无源的感应器在不同工作频率产品的特性以及主要的应用. 目前定义RFID产品的工作频率有低频.高频和甚高频的频率范围内的符合不同标准的不同的产品,而且不同频段的RFID产品会有不同的特性. 其中感应器有无源和有源两种方式,下面详细介绍无源的感应器在不同工作频率产品的特性以及主要的应用. 1. 低频(从125KHz到134KHz)   其实RFID技术首先在低频得到广泛的应用和推广.该频率主要是通过电感耦合的方式进行工作, 也就是在读写器线圈和感应…
去年做的一个项目,今天在这里想总结一下,这是主要流程: [0]RFID(Reader)---->[1]网络---->[2]接收处理程序---->[3]队列---->[4]读/存数据---->[5]数据库---->[6]Web程序 [X]过滤抽希程序 下面说说各个节点含义: [0] 硬件层,负责读取RFID信息 [1] 网络层,包括光纤和无线 [2] 接收处理程序,从网络接收数据,并进行过滤 [3] 队列,数据传递.离线存储 [4] 读/存数据,读取数据,存储数据 [5]…