This paper introduces a new pulse modulator which USES VMOSFET as high voltage switch, describes its characteristics, operating principle and circuit design.
本文介绍一种以VMOSFET为高压开关的新型脉冲调制器,叙述其特点、工作原理及电路设计。
It is one of the most important components in HV pulse modulator.
脉冲变压器是高压脉冲调制器的重要器件之一。
As shown in Figure 20, any of these timers can be used as a pulse-position modulator.
如图20所示,这些定时器中的任何一个可被用作脉冲位置调制器。
The digital pulse width modulator adopts CMOS technology and is suitable for a variety of speech synthesis integrated circuits.
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。
An electrical current pulse applied to a thin conductive film heats the modulator section and the stationary phase within it, releasing a certain number of retained substances as concentration pulses.
施加到导电薄膜上的电流脉冲将调制器段及其内部的固定相加热,释放出作为浓度脉冲的保留物质。
Solid state pulse switch modules are developed for high power modulator.
设计了大功率固态调制器的新型固态脉冲开关模块。
A fast modulator for pulse electron gun is briefly described.
本文简要描述了供脉冲电子枪用的快速调制器。
This paper mostly researches a pulse modulator which can be used in the microwave power module.
主要研究一种可用于微波功率模块的脉冲调制器。
In the system the period of the scanning current is completely synchronized by the major pulse of the modulator in order to avoid the beat.
系统的扫描电流周期和调制器的主脉冲同步,可消除扫描均匀性中出现的拍频现象。
At the same time there also can be used to measure pulse circuit or pulse modulator for the pulse generator.
同时还出现了可用来测量脉冲电路或用作脉冲调制器的脉冲信号发生器。
The experimental results showed that the recovery time of the main gap was an important effect factor on the pulse interval of the modulator.
分析表明主开关恢复时间是影响调制器输出脉冲时间间隔的主要因素。
The paper describes the design method of a wide pulse modulator. The output is ideally any width in accordance with the design idea.
介绍一种宽脉冲调制器的工作原理和设计方法,依照此思路设计的脉冲调制器,对输出脉冲的宽度基本上没有限制。
It has functions of dynamic power management (DPM), depleted battery detection and pulse width modulator (PWM) to accurately control battery charge current and voltage.
它具有动态电源管理(dpm)、利用脉宽调制控制(PWM)充电电流和电压、耗尽电池检测等功能。
So far as efficiency and distortion are concerned, the transistorized pulse-duration modulator by PANTEL method is proved to be superior to that by the basic PDM circuit.
文中指出,在晶体管化的脉宽调制器中,在效率和失真两个方面。PANTEL原理电路优于基本PD M电路。
The design principles and structure, characters of a kind of pulse Cunndiode, microwave circuit and pulse modulator are described.
本文描述了脉冲耿氏二极管、微波电路、脉冲调制器的结构和设计原则;
Directly modulated laser combining with phase modulator is adopted to produce large chirped light, which can be compressed by DCF to generate the optical pulse.
该方案采用直调激光器配合相位调制器产生大啁啾并由DCF压窄输出光脉冲。
The pulse width modulation character of voltage drive -type pulse width modulator TL494 is introduced. The applicable situation of TL494 in semi -bridge alternate switch power is also analyzed.
介绍了电压驱动型脉宽调制器件TL494的脉宽调制特性,并对其在半桥变换开关电源中的应用情况做了分析。
This kind modulator is characterized by repetitive frequency and easily-adjustable width of the output pulse for utilization in solid state switch.
脉冲调制器的放电回路采用先进的固态开关技术,以实现频率和脉宽的连续可调。
In order to get some experience to build a new modulator for DESY TESLA Test Facility (TTF), a 150v direct switch long pulse modulator has been designed.
为了德国电子同步辐射加速器(DESY)的TESLA测试设备(TTF)研制新型调制器积累一些必要的经验,设计了一种15 0v的直流开关长脉冲调制器模型。
The pulse width modulator SG3525 has been used in various areas for its functions such as locking for the lack of pressure, closing system fault, soft starting, delaying PWM drive and so on.
脉宽调制器SG3525具有欠压锁定、系统故障关闭、软起动、延时pwm驱动等功能,因而得到广泛应用。
In hardware, pulse jitter suppression circuit is applied during velocity measuring, The core of PWM modulator is 8253.
硬件上,测速时采用了脉冲去抖动电路,用8253构成PWM调制器。
This paper presents a new type of Electronic Servo valve (ESV) which includes the pulse width modulator, electro-mechanical actuator and variable section area valves.
本文介绍了一种新型的电子伺服活门。它由脉冲调制器和机电作动器以及变截面活门组成。
This paper presents a digital pulse width modulator based on MCS-51 Microcomputer.
本文介绍了单片机控制的数字脉宽调制器。
A new laser pulse-shaping system using an electro-optic modulator driven by an aperture-coupled-striplines (ACSL) electrical-waveform generator has been discussed in this paper.
实现了一种新型的激光脉冲整形系统,该系统使用了一个由孔径耦合带状线(ACSL)电脉冲整形器驱动的电光调制器。
A new laser pulse-shaping system using an electro-optic modulator driven by an aperture-coupled-striplines (ACSL) electrical-waveform generator has been discussed in this paper.
实现了一种新型的激光脉冲整形系统,该系统使用了一个由孔径耦合带状线(ACSL)电脉冲整形器驱动的电光调制器。
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