Optics and Precision EngineeringVol. 15, Issue 8, Pages: 1191-1195(2007)
作者机构:
1. 中国科学院 长春光学精密机械与物理研究所,吉林 长春,中国,130033
2. 中国科学院 研究生院 北京,100039
作者简介:
基金信息:
DOI:
CLC:TN386.5
Received:22 May 2007,
Revised:18 July 2007,
Published Online:30 August 2007,
Published:30 August 2007
稿件说明:
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XUE Xu-cheng, LI Yun-fei, GUO Yong-fei. Design of analog front end of CCD imaging system[J]. Optics and precision engineering, 2007, 15(8): 1191-1195.
DOI:
XUE Xu-cheng, LI Yun-fei, GUO Yong-fei. Design of analog front end of CCD imaging system[J]. Optics and precision engineering, 2007, 15(8): 1191-1195.DOI:
The analog front end of a CCD imaging system is critical to the signal noise ratio of the camera. In order to increase the signal noise ratio of the imaging system
the layout and the PCB routing of the analog front end must be properly designed. Thus
based on analysis of the function of every part of the analog front end and design scheme of a specified CCD video signal processor
the power supply and grounding model of the specified CCD video signal processor with the analog and digital mixed signal device was established. And according to this model
the layout and PCB routing for the analog front end were analyzed and designed. The result shows that the signal noise ratio of the system could be up to 54 dB when the pixel clock is 6 MHz.