In this paper, Contact image sensor(CIS) is applied for acquire the original document image signal. The signal is been processed by hardware, and the high quality binary image is obtained.
在分析了国内外表格文档信息自动录入系统的优缺点后，采用一种基于接触式图像传感器（CIS）摄取表格文档的原始图像信号，利用硬件获得了高质量的图像信号。
In order to measure the Modulation Transfer Function (MTF) of image sensor conveniently, contact measurement using rectangle template is proposed based on sine template contact measurement.
为了方便地测量图像传感器的调制传递函数(MTF)，在正弦模板法基础上，提出了矩形模板接触测量的方法。
In order to measure the Modulation Transfer Function (MTF) of image sensor conveniently, contact measurement using rectangle template is proposed based on sine template contact measurement.
为了方便地测量图像传感器的调制传递函数(MTF)，在正弦模板法基础上，提出了矩形模板接触测量的方法。
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