积分器

By using the signal flow graphs of the integrators in Z domain, four kinds of SI integrator circuits are given. 4. The design method of SI biquadratic filters is proposed.

研究了四种离散时间积分器的特性，并与连续时间积分器的特性进行了比较，得到一些对开关电容和开关电流滤波器的设计有价值的结果。

Firstly, according to the effect of the integration time constant of three-phase PFC controlled by one-cycle control, the single and triple integrator realization are compared, and how to determine the value of the time constant is investigated theoretically from the view of switch voltage stress and system stability.

针对三相PFC中积分时间常数的影响，分别讨论了三积分器实现方案与单积分器实现方案中积分时间常数变化对功率因数校正效果的影响，并从开关电压应力和系统稳定性的角度讨论了积分时间常数的确定原则。

A digital integrator reduces circuit area and power consumption by implementing a two-stage integration for a decimator with only one adder.

减小电路面积和功耗的数字积分器只用一个加法器为一个抽取器实现两级积分。

Electronic integrator, integration drifting, integration time constant, magnetic flux, operational amplifier, integration compensation

电子积分器；积分漂移；积分时间常数；磁通；运算放大器；积分补偿

On the basis of measure principle of micro-power magnetic flux used by electronic integrator,a new kind of electronic integrator whose measurement sensitivity can reach as high as is designed to against the factor of integration drift,integration time constant etc which will effect Integration output error.

在将电子积分器应用于测量微磁通原理的基础上，针对影响积分输出误差因素中积分漂移、积分时间常数等的分析，设计了一种测量灵敏度为10-9C的新型电子积分器，并将该电子积分器应用于10-7～10-8C电量微磁通测量系统中。

A single-loop 5-order 1-bit quantization structure is chosen along with OSR of 64, first sampling capacitor of 6pF, clock frequency of 128MHz to achieve 16-bit resolution and 1MHz base-bandwidth.

在系统设计方面，选用前馈结构，它有助于实现调制器的稳定和降低第一级积分器的线性设计要求；同时通过系数调整把第一级积分器的摆幅降下来，有利于低电压运放的设计。

This paper discussed working principle of the ideal electronic integrator which was constituted of operational amplifier. Integral drift parameter and integral time constant as main factors influencing the accuracy of integral output were analyzed.

摘 要：讨论了由运算放大器构成的理想电子积分器的工作原理，分析了积分漂移、积分时间常数等主要因素对积分输出误差的影响及改善措施。

Secondly, we study on the integration of digital signals of acceleration sensors. We proposed a scheme that processes the discrete time signals by two-pass filter and digital integrator.

其次，针对加速度传感器信号积分的需要，研究了使用数字积分解决该问题的可行性；提出了信号经双通滤波后再使用数字积分器进行积分的方案。

Integrators and differentiators work EXACTLY the same as their mathematical counterparts.

积分器和微分器的工作原理和数学中的积分和微分是一致的。

An oversampled, noise shaping signal processor (300) is described having at least one integrator stage (306) in the loop. A sampling stage (310) is connected coupled to the at least one integrator stage.

一种过取样的噪音整形信号处理器（300），在环路中具有至少一个积分器级（306）；一个取样级（310）连接到该至少一个积分器级。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。