| 基于HN911的红外线报警系统 |
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| 引用本文： | 周海波.基于HN911的红外线报警系统[J].长江工程职业技术学院学报,2008,25(3):55-57. |
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| 作者姓名： | 周海波 |
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| 作者单位： | 长江程职业技术学院,湖北,赤壁,437302 |
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| 摘 要： | 阐述了被动式红外线热释电传感器的工作原理，并介绍了一种基于HN911的实用红外线报警系统的结构及原理。
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| 关 键 词： | 热释电红外线传感器 电极化现象 菲涅尔透镜 |
Infrared Alarming System Based on HN911 |
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| ZHOU Hai-bo.Infrared Alarming System Based on HN911[J].Journal of Changjiang Engineering Vocational College,2008,25(3):55-57. |
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| Authors: | ZHOU Hai-bo |
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| Institution: | ZHOU Hai-bo (Changjiang Engineering Vocational College, Chibi 437302, China) |
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| Abstract: | The operation principle of the passive infrared heat scattering sensor was expounded. The structure and theory of a HN911 based practical infrared alarming system were introduced. |
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| Keywords: | electric heat scattering infrared sensor the phenomenon of electric polarization Fresnel lens |
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