This paper analyzes the characteristics of the pyroelectric detector based on its working principle.
根据热释电探测器工作原理，对其使用特点进行了分析。
The photoelectric transformation circuit can be applied for quick-response of pyroelectric detector.
此光电转换电路适于采用热释电探测器需快速响应。
In detail, the optical receiving system is mainly composed of optical receiving lens, modulating disk, cut off filter, focusing lens and pyroelectric detector.
其中，光学接收系统主要包括光学接收镜头、调制盘、截止滤光片、窄带干涉滤光片、聚焦透镜及光电转换系统等；
The input and output mathematical model of DIGA (Dispersive Infrared Gas Analyzer) system with pyroelectric detector was established according to the design principle of DIGA.
在分光型红外气体分析器（DIGA）设计原理基础上，建立了基于热释电探测器的红外气体分析系统输入输出数学模型。
This new way bases on the principle of pyroelectric detector and defines the quantity of compensation according to the temperature difference between target and its surrounding.
这种方法是根据热释电探测器的工作原理，以被测物体与环境温度的差值作为参考量，根据其差值的大小确定补偿量的多少。
Pyroelectric detector and fast respond infrared radiometer are used in the system to carry on the measurement, and effective data processing method is adopted to improve the test accuracy.
该系统分别采用热释电探测器和快速响应的红外辐射计进行测量，并采取了有效的数据处理方法，提高了测试精度。
The cavity pyroelectric detector is usually used as the work norm to calibrate relative spectral responsivity of detectors because of its flat spectral responsivity in broad spectra range.
由于腔体热释电探测器在宽光谱范围内具有相对平坦的光谱响应度，因此经常被用作标定探测器相对光谱响应度的工作基准。
The discovery of pyroelectric effect is a base for laser and infrared detector.
热释电效应的发现，为激光和红外探测的应用奠定了良好的基础。
The sensor is composed of pyroelectric refrigerator and semiconductor detector, and controlled by a operator without model, In this way the air dew-point can be measured on line.
使用金硅势垒探测器及热电式致冷器构成传感器，并利用无模型控制器进行控制，实现气体露点的在线检测。
Good contrary, environmental background radiation on almost two pyroelectric devices have the same role to produce a pyroelectric effect of offset each other, so no detector signal output.
好相反，环境背景辐射对两个热释元件几乎具有相同的作用，使其产生释电效应相互抵消，于是探测器无信号输出。
This article comprehensively describes the properties and operating principles of pyroelectric infrared detector using thin films.
介绍了室温非制冷型热释电薄膜红外探测器的原理和优势。
The utility model provides an infrared detector for human body adopting a pyroelectric infrared sensor which can be used for an automatic lighting system and an anti-theft alarm system.
本实用新型提供了一种采用热释电红外传感器的人体红外探测器，用于自动照明系统，防盗报警系统。
The utility model provides an infrared detector for human body adopting a pyroelectric infrared sensor which can be used for an automatic lighting system and an anti-theft alarm system.
本实用新型提供了一种采用热释电红外传感器的人体红外探测器，用于自动照明系统，防盗报警系统。
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