| 热释电探测器外电路的抗干扰设计 |
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| 引用本文： | 张海庄,胡维星,王海涛,邹永杰,刘虎.热释电探测器外电路的抗干扰设计[J].光电技术应用,2009,24(5):44-46. |
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| 作者姓名： | 张海庄 胡维星 王海涛 邹永杰 刘虎 |
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| 作者单位： | 63889部队,河南,孟州,454750 |
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| 摘 要： | 通过对激光光斑测量热释电探测器外电路的研究,结合热释电探测器的工作原理,深入分析了出现干扰的原因,并设计出热释电探测器的抗干扰外电路.试验验证了该电路既可以减少光热电转换中的干扰,又能够提高信号输出幅度和信噪比,从而提高了系统的测量精度.
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| 关 键 词： | 热释电探测器 激光光斑 光热电转换 自发极化 |
Anti-jamming Design for External Circuit of Pyroelectric Detector |
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| ZHANG Hai-zhuang,HU Wei-xing,WANG Hai-tao,ZOU Yong-jie,LIU Hu.Anti-jamming Design for External Circuit of Pyroelectric Detector[J].Electro-Optic Technology Application,2009,24(5):44-46. |
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| Authors: | ZHANG Hai-zhuang HU Wei-xing WANG Hai-tao ZOU Yong-jie LIU Hu |
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| Affiliation: | ZHANG Hai-zhuang,HU Wei-xing,WANG Hai-tao,ZOU Yong-jie,LIU Hu(63889 Army Unit,Mengzhou 454750,China) |
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| Abstract: | By researching external circuit of pyroelectric detector in a laser spot measurement system,combining the operating principle of pyroelectric detector,the factors interfering the measurement system were analyzed and an anti-jamming external circuit of the pyroelectric detector was designed.The test shows that this circuit can reduce the optical interference in thermoelectric conversion,and increase the signal output amplitude and signal to noise ratio.The measurement accuracy of this system is improved. |
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| Keywords: | pyroelectric detector laser spot light thermoelectric conversion spontaneous polarization |
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