The operating principle of laser scanning system, signal conversion and processing method during signal extracting process are described. The feasibility for objective evaluation is demonstrated.
阐述了激光扫描系统的工作原理、信号提取过程中的信号转换及数字信号处理方法，并对客观评价的可行性进行了验证。
The conversion process and data acquisition are controlled using CS and the serial clock signal, allowing the device to easily interface with microprocessors or DSPs.
转换过程和数据采集过程通过CS和串行时钟信号进行控制，从而为器件与微处理器或DSP轻松接口创造了条件。
It shows signal harmonics is obviously weakened by the smoothing action in the setting process and there is a best conversion frequency to minimize harmonic distortion.
发现了建立过程的平滑作用可以明显地削弱信号的谐波分量，并存在一个最佳转换频率，使谐波失真达到最小值。
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