采样保持电路设计采用了电容下极板采样技术，不仅有效地避免了电荷注入效应引起的采样信号失真，而且消除了时钟馈通效应的不良影响。
The sample and hold circuit is employed by the bottom plate sampling technique, which could not only cancel the charge injection error but also eliminate the effect of clock feed-through.
为管理芯片产生复位输入，其输入必须接收低有效的地信号，需要晶体管q 1导通。
To create an reset input to the supervisory chip, its input must receive an active-low ground signal, requiring transistor Q1 to turn on.
针对软件无线电(SDR)技术中的多频段信号带通均匀采样技术，提出了一种能够高效、准确地求解最小采样频率的方法。
An efficient method is presented to find the minimum valid sampling frequency for bandpass sampling of multiband signals in software defined radio (SDR) technology.
对带通滤波后的触发传感器信号和探头信号进行互相关分析，可以准确地识别S波的到时。
The arrival time is accurately determined by calculating the signals' correlation function between the bursting sensor and the reception sensors.
对带通滤波后的触发传感器信号和探头信号进行互相关分析，可以准确地识别S波的到时。
The arrival time is accurately determined by calculating the signals' correlation function between the bursting sensor and the reception sensors.
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