CAJ | 학술논문

为提高线阵 CCD 测量系统的测量精度和抗干扰性能同时保证系统信号处理速度，总结并试验了几种常见的CCD 信号处理方案，并提出对应优化设计。阐述了线阵 CCD 传感器、CCD 驱动电路的工作原理，着重分析研究了CCD 测量系统中的信号采样和处理过程。详述了 CCD 输出电压特性，分压电路、滞回比较电路工作原理和 MCU 采样时序。试验结果表明，相比传统使用单比较器的方案，使用多滞回比较器的设计系统精度得到大幅提升，同时抗干扰性能也得到更好的保证。该设计已应用到印刷行业的纠偏控制器中。
위제고선진 CCD 측량계통적측량정도화항간우성능동시보증계통신호처리속도，총결병시험료궤충상견적CCD 신호처리방안，병제출대응우화설계。천술료선진 CCD 전감기、CCD 구동전로적공작원리，착중분석연구료CCD 측량계통중적신호채양화처리과정。상술료 CCD 수출전압특성，분압전로、체회비교전로공작원리화 MCU 채양시서。시험결과표명，상비전통사용단비교기적방안，사용다체회비교기적설계계통정도득도대폭제승，동시항간우성능야득도경호적보증。해설계이응용도인쇄행업적규편공제기중。
In order to improve the measurement precision and anti-interference performance of the tricolour linear CCD measurement system while ensuring the processing speed,kinds of signal processing methods were summarized and tested in this paper,and new optimization method were proposed.This paper introduced the character of the linear CCD sensor and its driving circuit.Emphatically analyzed the CCD signal processing in the measuring system,showed the CCD output signal feature,voltage division comparing circuit and micro control unit sampling sequence.Experiment results turn out that system processing speed,precision and anti-interference capability have significantly improved. The optimization design begins to use in position controller in printing industry.