基于射频识别技术的考勤系统..docx

目录摘要·········································································I目录·········································································II第一章 RFID的介绍····························································11.1 RFID技术特点·····························································21.2 RFID系统的组成···························································31.3 电子标签的内部结构························································41.3.1 阅读器································································41.3.2 天线···································································51.3.3 中间件·································································61.4 RFID系统工作原理························································71.5 RFID与其他自动识别技术···················································81.5.1条形码技术······························································81.5.2磁卡识别技术····························································81.5.3生物识别技术····························································91.5.4 RFID区别与其他自动识别技术的特点·······································91.6 RFID的应用现状···························································10第二章 需求分析······························································112.1 系统开发目标·····························································112.2 系统总体规划·····························································112.2.1 用户特点·······························································112.2.2 系统功能·······························································122.2.3 系统UML建模···························································142.3 可行性分析·······························································162.3.1技术可行性·····························································163.3.2 经济可行性·····························································17第三章 基于RFID的考勤系统设计的系统框图·····································183.1 数据流程图·······························································193.1.1 用户登录模块······················