pulse-finding accuracy

The IRIG-B decoding device can receive IRIG-B code synchronous clock signals and Pulse Per Second ( PPS). The CPLD hardware data acquisition controller ensures the sample time accuracy in the system.

设计了IRIG-B解码器，可以接收IRIG-B同步时钟信号和PPS脉冲信号，并且设计了CPLD硬件数据采集控制控制器保证采样的时间精度；

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This paper describes a measurement method which is by increasing the counting of the pulse rate greatly through extending high speed counter outside of a general single chip microprocessor, accomplishes high accuracy and high resolving power measurement of signal's frequency and period, and provides practice examples.

本文叙述了普通单片机通过外扩高速计数器，大大提高系统定时器／计数器的计数脉冲速率，实现高精度、高分辨率的信号频率及周期的测量方法，并给出了应用实例。

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Then the factors of accuracy and the requirements of the emission module are analyzed. A specific laser diode with integrated MOSFET and capacitor and a dedicated driver chip are used in the system to output high-quality laser pulse as the ranging signal.

文章首先分析了激光脉冲发射系统对测距精度的影响因素和对发射模块的要求后，系统采用专用集成MOSFET和电容的激光二极管和专用的驱动芯片产生高质量的激光脉冲作为测距信号。

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Identify factors likely to interfere with accuracy of pulse oximeter.

确认可能影响脉氧仪精确度的各种因素.

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Aiming at problems that high-accuracy displacement and pressure control is influenced with nonlinear friction, pulse control is presented in this paper.

针对高精度位移、压力控制过程中存在非线性摩擦影响控制精度的问题，本文采用了脉冲对位移和压力控制的方法。

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