人体红外线感应报警器应用电子毕业设计论文

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1、编号毕业论文题目人体红外线感应报警器学生姓名学号系部电子工程系专业应用电子技术班级指导教师顾问教师【姓名】【专业技术职务】2012年九月III摘要该报警器能探测人体发出的红外线，由红外线传感器、信号放大电路、电压比较器、延时电路和音响报警电路等组成。当人进入报警器的监视区域内，即可发出报警声，适用于家庭、办公室、仓库、实验室等比较重要场合防盗报警。概述了红外辐射的知识、热释电红外传感器的结构和工作原理。利用热释电红外传感器设计了一种被动式红外报警电路,分析了该电路的功能和工作原理。热释电红外传感器具有很多的优点,在防盗、

2、警戒等装置中应用较广。关键词：红外线热释电效应菲涅尔透镜III第一章绪论目录摘要···········································目录···········································第一章：绪论···········································1.1设计概述···········································1.2设计背景·····························

3、··············1.3设计要求···········································1.4设计意义···········································第二章：方案设计与研究···········································2.1设计过程···········································2.2方案选定······································

4、·····第三章：红外线传感器的概述···········································3.1红外线传感器···········································3.2红外线传感器的特点···········································3.3主要特性···········································第四章：LM358芯片··································

5、·········4.1LM358概述···········································4.2芯片特点···········································4.3电气特性···········································4.4典型电路···········································第五章：LM393芯片········································

6、···5.1LM393概述···········································5.2芯片特点···········································23第一章绪论5.3电气特性···········································5.4典型电路···········································第六章：电路设计··········································

7、·6.1红外线传感器···········································6.2信号放大电路···········································6.3电压比较器···········································6.4音响报警电路···········································6.5延时电路···········································6.612

8、V电源电路···········································6.7红外线感应报警电路···········································第七章：总结和展望···········································致谢··