电路核心部分由微分电路和选频电路组成。
The core part of the circuit is differential and frequency selection.
对彩电教科书中有关二次微分电路的分析提出了不同见解。并作了深入详细的分析。
Different from that in current textbooks on color-TV, a view about the analysis on twice differential circuit is brought forward and reliable analysis is given in detail.
系统VCO模块采用微分电路设计技术，可将电源噪音对时钟信号输出抖动的影响降至最低。
The VCO module makes use of differential coefficient circuit design technology to lower the effect of power resource on the clock signal input shake.
微分信号是由微分电路产生的一种“尖峰”脉冲信号，原来的微分电路很难获得理想的微分信号。
The differential signal is the spike pulse signal that is produced by differential circuit. Original differential circuit is very difficult to obtain the ideal differential signal.
给出了一种结构简单、性能优良的微分电路，并提出了用该电路实现的电流模式跳耦结构高通滤波器。
A current mode high pass filter based on a differential circuit having simple and leap frog structure with excellent performance is proposed.
该方法采用微分电路和三采样值运算法，以电流的二阶导数深度抑制非周期分量并提高对采样值的甄别。
The approach utilizes 2-level derivation of secondary current and a 3-sample fitting calculation for decaying DC component depress as well as the sample data identifying.
用运算放大器构造的微分电路可能存在饱和现象，导致输出与输入电压之间不满足微分关系，使微分电路失去应有性能。
There may be saturation in the differential circuit built with the operational amplifier (op amp), which causes that the relationship between input and output is not differential expression.
采用时间增益补偿技术，补偿超声波在空气中的衰减，减少回波信号的起伏；由有源全波整流电路和微分电路等组成峰值时间检测电路，可正确检测回波的峰值到达时间。
The peak time detecting circuit which is composed of full-wave rectification circuit and differential circuit can detect the reach time of echo signal accurately.
采用时间增益补偿技术，补偿超声波在空气中的衰减，减少回波信号的起伏；由有源全波整流电路和微分电路等组成峰值时间检测电路，可正确检测回波的峰值到达时间。
The peak time detecting circuit which is composed of full-wave rectification circuit and differential circuit can detect the reach time of echo signal accurately.
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