通过对系统的细致分析,有效地抑制了电路噪声和数字脉冲干扰。
The circuit noise and digital pulse interference have been restrained effectively through the system analysis.
本文所设计的数字脉冲宽度调制器采用CMOS工艺,适合于不同的语音合成集成电路。
The digital pulse width modulator adopts CMOS technology and is suitable for a variety of speech synthesis integrated circuits.
在硬件组成中,详细地介绍了DS P励磁调节器的硬件组成部分,其中有DSP外围电路的设计,数字电路和脉冲产生单元的设计。
In the hardware of system, it introduces the detailed hardware of DSP excitation regulator, including the design of DSP peripheral circuit, digital circuit and impulse unit circuit.
一种数字电路实现的脉冲宽度调制控制在可以将其建模为二阶或更高阶系统的系统中传输的电力。
A digital circuit implementing pulse width modulation controls power delivered in what one can model as a second order or higher order system.
介绍了一种其电路原理与脉冲计数式仪表不同的数字转速表电路。
The digital tachometer circuit, its principle is different from the pulse counter-type instrument, is described in this paper.
采样电路在衰减电路接收到用于最高有效数字的脉冲之后的采样时间对衰减电路的输出进行采样。
The sample circuit samples an output of the decay circuit at a sample time after the decay circuit receives the pulse for the most significant digit.
设计了具有较宽频率响应范围的紧凑型测试电路,结合高速数字示波器TDS75 4c对油中的局部放电脉冲波形进行了测量。
A compact circuit with enough wide frequency response is designed and the high speed digital oscilloscope TDS754C is used to measure pulse current of Partial Discharge (PD).
阐述了利用CPLD对多道脉冲幅度分析器数字电路进行系统集成的设计原理与方法,对系统的特点和设计中的技术要点作了详细的探讨。
The working principle and design methods of this digital circuitry and system integration with CPLD are also introduced. The features and technical points in system designation are discussed as well.
文章介绍一种将PAM脉冲幅度编码转换为PW M脉宽调制编码的方法和电路,转换过程使用数字方法实现。
This article relates to a method and circuit for the code translation from PAM to PWM. The process is digital.
传感器检出的信号送入信号处理电路后,经滤波、放大、整形及合成,成为等效于滞燃期的数字脉冲信号。
The signal read out of the sensor is to be filtered, amplified, shaped and synthesized and then transformed into a digital pulse one, which is equivalent to the ignition time delay.
在此背景下,本次设计将CPLD引入到V-M系统中,开发出与以往脉冲产生方式相区别的数字式移相触发电路。
In this background, with the application of CPLD in V-M System, a digital SCR trigger circuit with phase shifting is developed which is absolutely different from the former ones.
开关电路是脉冲数字系统中常用电路之一,由于负载电容的影响,限制了该电路的工作速度。
The switching circuit is offen used in the pulse digital system. As the switching circuit is acted on by capacitive load, the working speed of the switching circuit is limited.
结合数字合成脉冲的技术特点及信号特征,提出利用恒流源差分放大电路具有非线性工作区的特点实现高频脉冲信号调理的方法。
Considering the characteristics of digital-synthesis technology and pulse signal, this paper proposes a method to implement the adjustment of high-speed pulse using differential amplifier.
采用CMOS数字集成电路设计了特殊的脉冲电路,该电路能够根据设定输出指定数目的脉冲。
Using CMOS circuit, a special pulse circuit is designed. It can output the assigned pulse according to the setting.
我们以3.3V数字逻辑电路输出作为输入,数据5兆赫兹的重复速率。转化出来的脉冲幅度1.05V,400皮秒的脉宽。
The pulse generator converts input 3.3V digital signals with 5MHz repetition rate into 1.05V 400ps pulse width.
而对于SPWM逆变,采用数字电路实现SPWM触发脉冲的生成,在消除谐波、提高开关频率、简化电路结构,提高集成度和可靠性等方面,取得了很好的效果。
The digital circuits are introduced in the SPWM inversion, which have brought the elimination of harmonics, high switching frequency, simplified circuits and high reliability.
随后采用可控硅整流加滤波的电路对步进电机供电,用改变可控硅触发角的大小来改变供电电压,并用软件实现步进步机的脉冲分配,全部控制用单板机来实现,使整个系统完全数字化。
The voltage is changed by varying trigger angle of the rectifier , pulse distribution implemented by software, and all control conducted on computer TP 801 so as to fully digitalize the whole system.
介绍一种利用占空比与PWM电路补偿端电压之间的关系,设计的以差动电压放大器为核心构成的占空比测量电路;它能以数字显示形式直接给出脉冲电源输出电压的占空比。
A duty ratio measuring circuit, which using differential voltage amplifier as core component, was designed utilizing the relationship between the duty ratio and the compensatory terminal of PWM IC.
它采用数字脉冲集成电路取代早先的晶体管震荡电路,性能更稳定,操作更安全、方便。
It makes use of digital pulse IC circuits to replace the old transistor oscillator circuits and has great improvement in stability, security and convenience.
柱面散光轴位角进行手动测量,数码显示的数字化屈光度测量仪。本仪器采用特殊的处理电路,消除了外来噪声产生的误触发脉冲及输出错误积累而引起的位置偏移。
This instrument has a rotary encoding and raster and it has a special processing circuit not only eliminating trigger pulse case by noise but also clearing up position accumulates error.
柱面散光轴位角进行手动测量,数码显示的数字化屈光度测量仪。本仪器采用特殊的处理电路,消除了外来噪声产生的误触发脉冲及输出错误积累而引起的位置偏移。
This instrument has a rotary encoding and raster and it has a special processing circuit not only eliminating trigger pulse case by noise but also clearing up position accumulates error.
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