| 血细胞计数分析仪的信号处理 |
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| 引用本文： | 张春光,黄民双.血细胞计数分析仪的信号处理[J].自动化与仪器仪表,2000(3):27-29. |
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| 作者姓名： | 张春光 黄民双 |
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| 作者单位： | 连云港化工高等专科学校!江苏连云港，222001，南京航空航天大学!南京，210016，南京航空航天大学!南京，210016 |
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| 摘 要： | :介绍了基于电阻法的血细胞计数分析仪的原理及信号处理硬件结构。设计了高精度恒流源、程控放大器、直流电平跟随复位电路及峰值检测电路 ,较好地解决了微弱信号的提取问题 ,并解决了仪器的测量速度和测量精度的矛盾。对原理误差进行了分析讨论 ,给出了实验结果。
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| 关 键 词： | 微弱信号处理 误差分析 血细胞计数分析仪 |
Signal processing of the blood corpuscle analyzer |
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| Zhang Chunguang,etc..Signal processing of the blood corpuscle analyzer[J].Automation & Instrumentation,2000(3):27-29. |
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| Authors: | Zhang Chunguang etc |
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| Abstract: | This paper introduces the principle and structure of the blood corpuscle analyzer based on resistance method,designs high precision constant current source,program controller,following reset circuit of DC and pack detector.The problem of picking-up faintness signal and contradiction between measuring speed and precision are solved preferably.The principle error is discussed and analyzed.The result of experiment is come out. |
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| Keywords: | Blood corpuscle analyzer Processing of faintness signal Error analysis |
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