无芯片RFID电子标签的设计论文[带图纸].doc -- 45 元

本科毕业设计论文题目无芯片RFID电子标签的设计系别电子信息系专业通信工程班级学生学号指导教师2013年6月I无芯片RFID电子标签的设计摘要射频识别（RFID）是一种自动识别技术，具有体积小、容量大、寿命长、可重复使用等特点，该技术与互联网、通讯等技术相结合，可实现全球范围内物品的跟踪与信息共享。标签成本是RFID技术应用和发展的一大瓶颈。基于这一背景，无芯片射频识别以其远距离、高速度和低成本等特点成为当前的热点研究领域。随着技术的发展，射频识别技术应用领域日益扩大，并将成为未来信息社会建设的一项基础技术。本文针对射频识别标签的应用需求，对无芯片射频识别标签进行了研究。首先，论述了RFID系统的技术原理，并对无芯片RFID标签的工作原理进行了分析。其次，本文对无芯片RFID标签的整体结构做了介绍。同时阐述了螺旋谐振器的基本原理。最后，利用AnsoftHFSS对所建模型进行了仿真，并分析了仿真结果。关键词射频识别电子标签螺旋谐振器微带线IITheCircuitDesignofChiplessRFIDTagAbstractRadioFrequencyIdentificationRFIDisallautomaticidentificationtechnology,whichhasthecharacterofsmallvolume,highcapacity,longlife,reusabilityandsoon.Whencombiningwithinternetandcommunicationtechnology,RFIDcanrealizeobjecttracingandinformationsharingonaglobalscale.However,thecostoftransponderisamajorboaleneckintheapplicationanddevelopmentofRFIDtechnology.Foritschiplesslongdistance,highspeedandlowcost,chiplessRFIDtechnologyhasbecomeahottopicintheRFIDtechnology,andwillbeabasictechnologyinthefutureinformationsocietyconstruction.Currently,chiplessRFIDtaghavelaunchedalargenumberofstudiesfortheapplicationsofRFIDchips.Atfirst,discussestheRFIDtechnologyandprinciple,andchiplessRFIDtagofprincipleisanalyzed.Secondly,thearticlechiplessRFIDtagtheoverallstructureareintroduced，Alsoexpoundsthebasicprincipleofspiralresonator.Finally,usingAnsoftHFSStothemodelsimulation,andanalysisofthesimulationresults.KeyWordsRFIDtagspiralresonatormicrostriplineIII目录1绪论..........................................................................................................................11.1题目背景................................................................................................................11.2研究意义................................................................................................................11.3国内外相关研究情况............................................................................................21.4课题研究的主要内容............................................................................................31.5课题拟采用的研究方案........................................................................................41.6课题研究的重点与难点........................................................................................41.7论文的组织结构....................................................................................................42RFID技术的基本原理......................................................................................52.1RFID系统的组成..................................................................................................52.1.1标签...................................................................................................................52.1.2阅读器...............................................................................................................72.1.3计算机处理系统...............................................................................................72.2无芯片RFID标签的工作原理.............................................................................72.2.1电磁场基本原理和天线辐射理论...................................................................72.2.2RFID的数据传输原理与信道研究...............................................................102.2.3无芯片RFID标签的工作原理与识别距离..................................................123螺旋谐振器的设计...........................................................................................133.1螺旋谐振器的工作原理......................................................................................153.2谐振器的设计思路..............................................................................................164仿真结果与结论分析.......................................................................................184.1单一螺旋谐振器的仿真......................................................................................184.23个螺旋谐振器级联的仿真...............................................................................224.2.1编码值为000的谐振器结构与仿真结果...................................................214.2.2编码值为010的谐振器结构与仿真结果...................................................224.2.3编码值为101的谐振器结构与仿真结果...................................................235结论........................................................................................................................255.1设计结论..............................................................................................................255.2收获与体会..........................................................................................................255.3不足之处..............................................................................................................25参考文献...................................................................................................................27致谢..........................................................................................................................27IV附录1硬件实物图..............................................................................................31附录2硬件实测环境及结果...........................................................................32