本科毕业论文(设计)题目:13.56MHz 射频识别系统硬件电路设计 院 系 信息科学与技术学院 专 业 电子信息工程 教务处制成绩摘要射频识别(Radio Frequency Identification, RFID)技术是一种非接触的自动识别技术。RFID 技术以其高度安全性、同时识别多个标签和高速运动物体、操作快捷方便等优点,使得在各领域的应用中异军突起,应用前景十分宽阔。讨论、开发射频识别读写器,对其进展有着重要的实际意义。论文首先介绍了 RFID 技术的进展历史与国外应用现状,接着对 RFID 系统基本工作原理进行了概述;其次描述了射频识别系统的体系结构和基本功能,并着重介绍了国际标准 ISO/IEC 15693 空中接口协议;然后,根据该协议提出了一种基于 TI 公司 S6700 芯片的 13.56MHz 射频识别读写器的硬件设计和实现方案;详细阐述了 S6700 应用电路、天线设计、以与基于 AT89S52 单片机的控制电路、RS232 串口通信电路的设计,本设计实现了对 Tag_it 卡的读写操作,并与上位机进行通信;最后,在硬件设计和软件设计基础上,根据制作的实物和测试结果做出总结论述,并提出了一些尚待解决的问题。关键词:射频识别,RFID,读写器,13.56MHz,电子标签,S6700,ISO15693AbstractRFID (Radio Frequency Identification, RFID) technology is an automatically identifying technology that requires no direct contact. Advantages such as high degree of safety and confidentiality, the ability to identify multi-tag and objects with high speed, and the convenient operation entitles RFID technology with wide application in all fields and great prospects. Therefore, the development of RFID reader has significant practical significance.The thesis will firstly give a general introduction on the history of RFID technology, its application both at home and abroad, and the overview of the basic working principle. Secondly, it focuses on the RFID’s system construction and fundamental functions, with an emphasis on the international standard ISO/IEC 15693 air interface protocol.Thirdly, according to the protocol, the paper proposes a hardware ...