pulsewidth

The Study on Precision Testing Instrument Base on Pulsewidth Modulation Principle

基于脉宽调制原理（PWM）的精密测试源的研究

Application of SC Direct - current Pulsewidth Module in Servo System

SC直流脉宽模块在伺服系统中的应用

The Research of a High Frequency Pulsewidth Modulator Based on Voltage Space Vectors

电压空间矢量法高频脉宽调制器的研究

Design of a pulsewidth modulated amplifier in a radar servo system

雷达伺服系统脉冲调宽功率放大器的设计

Fiber Raman Distributed Temperature Sensor Based on the Light Source with Adjustable Pulsewidth

基于变脉宽光源的分布式光纤拉曼温度传感器研究

Comparison Between the Working Principles of Two Types of Digital Pulsewidth Modulators

两类数字脉宽调制器工作原理之比较

Experimental Investigation on the Stability of YAG Laser with Tunable pulsewidth

脉宽可调YAG激光器稳定性的实验研究

High power square wave power supply for continuously variable laser pulsewidth with prespikes

脉宽连续可调并带前峰的大功率激光方波电源

The fashionable method of pulsewidth modulation ( PWM ) is applied .

在调制方法上采用流行的脉宽调制（PWM）。

The design principle and experiment results of wide frequency band measurement of ps laser pulsewidth are given .

给出了皮秒激光脉冲宽度带测量的设计原理和实验结果。

The obtained relationship is theoretically significant for the actual transmission system in choosing the input pulsewidth .

这种关系对于实际系统输入脉冲宽度的选择有理论指导意义。

Wide Frequency Band Measurement for ps Laser Pulsewidth

皮秒激光脉宽的宽带测量

An Area Equalization Algorithm for Inverter with Pulsewidth Modulation

对逆变器进行脉宽调制的面积等值算法

To drive solenoid the high frequency pulsewidth modulation power driver circuit and current feedback were applied .

采用高频脉宽调制功率驱动电路进行电磁阀驱动，并以电流信号反馈。

Now pulsewidth modulating technology is widely used in pulse power needed by electric spark fine machining .

当今脉宽调制技术在电火花微细加工所使用的脉冲电源中得到广泛应用。

An Intelligent Instrument for Ultrashort Laser Pulsewidth Measurement

用于测量激光超短脉冲宽度的智能化测量仪

Analysis of pulsewidth modulated sampled-data control systems

调宽采样控制系统分析

Through open-loop operation , it regulates the output pulsewidth dynamically .

它通过开环方式，对交流斩波器的输出占空比进行实时调节。

Method to Generate 7 Pulsewidth Modulation Waves with Singlechip Microprocessor to Control Servos

用单片机产生7路舵机控制PWM波的方法

Optical Nonlinearity of Toluene Studied with Variable Pulsewidth

不同激光脉冲宽度下甲苯的光学非线性特性的研究

Steady-state stability for pulsewidth modulated sampled-data control systems

调宽采样控制系统的稳态稳定性

This paper presents a method of detection and isolation on a pulsewidth modulation inverter supplying a asynchronous machine .

本文介绍了一种对PWM逆变器中晶体管基极驱动开路故障的检测和隔离的方法。

A new technique for measurement of femtosecond pulsewidth is proposed with equality-width in this paper .

本文提出利用等值宽度测量fs光脉冲持续时间的方法。

Measurement of Non-collinear Second Harmonic Generation Self-correlation for the Pulsewidth of Ultrashort Semiconductor Laser

半导体激光超短脉冲宽度的非共线二次谐波自相关测量

The pulsewidth modulation strategy needs to be designed carefully for a wide speed range operation and a lower output current harmonics .

为了实现较宽的调速范围，获得较小的输出电流谐波，需要设计特殊的脉宽调制策略。

The pulsewidth can be varied from 5 ns to 27 . 5 ns continuously under certain experimental conditions .

在一定的实验条件下，脉冲宽度可在5～27.5ns范围内连续变化。

LCL filter can reduce the switching frequency ripple of the three-phase pulsewidth modulation ( PWM ) rectifier .

采用LCL滤波可以有效地减小PWM整流器开关频率及其倍数的高次谐波。

For a certain laser fluence the shorter the pulsewidth , the shorter the electron-phonon relaxation time is .

研究发现，当激光能量密度固定时，脉宽越短，电声驰豫时间越短。

A High Frequency Welding Ferrite Prepared with the Dregs of Sulfuric Acid The Research of a High Frequency Pulsewidth Modulator Based on Voltage Space Vectors

用硫酸渣研制高频焊接铁氧体电压空间矢量法高频脉宽调制器的研究

Then statistical analysis is carried out to get the relationship among the input pulsewidth , the output pulsewidth and the PMD of the system .

通过统计学分析法给出了输入脉冲宽度、输出脉冲宽度与系统PMD之间的关系。