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基于CAV444的薄膜厚度测量电容传感器设计 被引量:5

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摘要 为改进薄膜厚度测量系统传感器检测电路结构复杂、易受干扰等缺点,设计了基于CAV444的电容传感器,详细阐述了测试原理及传感器检测端的电路设计,最终实验结果表明该传感器的薄膜厚度测量精高、抗干扰能力强,能较好的解决转换电路容易受到寄生电容和环境变化的影响,可用于薄膜厚度的在线检测,具有很好的应用前景。
作者 宋美杰
出处 《桂林航天工业学院学报》 2015年第4期471-473,共3页 Journal of Guilin University of Aerospace Technology
基金 桂林航天工业学院科研项目<基于单片机技术的薄膜厚度测量系统研究>(编号:YZ12035)
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