| 基于线阵CCD测径系统检测电路设计 |
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| 引用本文： | 王松,韩军,邬晶. 基于线阵CCD测径系统检测电路设计[J]. 科技信息, 2009, 0(3) |
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| 作者姓名： | 王松 韩军 邬晶 |
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| 作者单位： | 西安工业大学光电工程学院; |
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| 摘 要： | 利用线阵CCD为光电转换器件,以单片机为控制核心的非接触式径度测量系统。该系统采用AT89C2051小型单片机产生稳定、精确的实时驱动脉冲,使整个驱动电路体积小、速度快,提高了电路的可靠性。由线阵CCD输出的视频信号经二值化电路处理,完成对视频信号的滤波、视频放大。输出检测信号经AT89C51同步计数,并设计了与上位机的通讯接口,实现测量值的储存和显示。对单片机控制部分进行了硬件设计和编程调试,理论分析及实验表明,采用线阵CCD为光电转换器件的非接触测量径度法的有效性。
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| 关 键 词： | 线阵CCD 测径系统 时序驱动 二值化处理 |
The Design of Linear CCD Aperture Measurement Circuit System |
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| Abstract: | The non-contact Aperture measurement system is constructed,by using liner CCD as photoelectric transformation element and microprocessor as the controller.The steady and precise time sequence driving pulse is produced by microprocessor AT89C2051,and which can made the whole driving circuit's volume smaller,shorting design period,and enhancing reliability of circuit.By the Binarization Processing,the output video signal from CCD that can be completely filtering and enlarging.The processed signal can be depos... |
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| Keywords: | Linear CCD Aperture Measurement System Time Sequence Driving Binarization Processing |
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