| 红外探测传感器设计 |
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| 引用本文： | 吴斌,安琳. 红外探测传感器设计[J]. 应用科技, 2012, 0(2): 1-5 |
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| 作者姓名： | 吴斌 安琳 |
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| 作者单位： | 1. 哈尔滨工程大学信息与通信工程学院,黑龙江哈尔滨150001
2. 西安工业大学机电工程学院,陕西西安710032 |
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| 基金项目： | 国家863基金资助项目(SQ2010AA1100846004) |
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| 摘 要： | 分析了红外辐射温度测量电路光电转换的基本原理,从实际应用情况入手,设计用于高速运动或运转物体的温度测量.硬件电路主要包括光电转换、前置放大、低通滤波器、后级放大.介绍了电路各个部分的作用和设计方法.最后对电路噪声特性进行研究,提出改善信噪比的方法.
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| 关 键 词： | 红外探测传感器 红外辐射 温度测量 光电转换 噪声分析 |
Design of an infrared detection sensor |
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| WU Bin,AN Lin. Design of an infrared detection sensor[J]. Applied Science and Technology, 2012, 0(2): 1-5 |
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| Authors: | WU Bin AN Lin |
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| Affiliation: | 1.College of Information and Communication Engineering,Harbin Engineering University,Harbin 150001,China 2.College of Mechanical and Electrical Engineering,Xi’an University of Technology,Xi’an 710032,China |
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| Abstract: | This paper analyzes the basic principle of photoelectric conversion in the thermal radiation temperature measuring system.Starting from the actual application,a temperature measurement system for high-speed moving or running objects is designed.The hardware circuit mainly includes photoelectric conversion module,preamplifier module,low-pass filter,post-level amplification module.This paper describes the function and design methods for every module of the circuit.Finally,a method is proposed to improve the signal to noise ratio by researching on the system noise. |
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| Keywords: | infrared detection sensor infrared radiation temperature measurement photoelectric conversion noise analysis |
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