This controller integrates pulse width modulation(PWM) and pulse density modulation(PDM) together, and can easily change between the two modulations.
该设计集成了脉冲宽度调制（PWM）和脉冲密度调制（PDM）两种调制方式，并可以在两者间切换。
Output amplitude in both modes can be controlled by varying the DC source voltage or by varying the pulse-width (pulse-width modulation, PWM).
两种形式的输出幅度可以通过改变直流电源电压或通过改变脉冲宽度(脉宽调制pwm)来控制。
It also includes, Hall element inputs, a sequencer for commutation control, fixed off time pulse width modulation (PWM) current control and locked rotor protection.
它还包括霍尔元件输入、整流控制定序器、固定停机时间脉冲宽度调制(PWM)电流控制以及锁定转子保护。
Based on given electric current and Pulse Width Modulation (PWM) controlling system, the feedback process under each braking condition is studied.
以电流给定，脉宽调制(PWM)调压调速系统为例，研究各种制动状态下的能量回馈过程。
A new optimal pulse width modulation (PWM) technique with unsymmetrical switching angles was introduced for high power applications.
针对大功率逆变器的应用介绍了一种基于不对称开关角的优化脉冲宽度调制方法。
A food waste disposer has a motor driven with pulse width modulation (' PWM ').
一种食物垃圾处理器，具有利用脉冲宽度调制(“PWM”)驱动的电机。
Base on the response characteristics of FED, the improved grayscale pulse width modulation (PWM) method was designed.
根据FED显示器响应特性，设计了改进型pwm灰度调制方法。
The existing VLSI neural network design method based on the pulse width modulation (PWM) technique is modified in this paper.
改进了现有的基于脉宽调制(PWM)技术的VLSI神经网络设计方式。
However, Pulse Width Modulation (PWM) which was input from inverter is characterized by steep rising edge and high frequency, resulting in the too early failure of motor insulation.
然而，逆变器输出的PWM(脉冲宽度调制)连续高压脉冲的上升沿很陡、频率很高，导致在脉冲电压下牵引电机绝缘过早失效。
Real time tissue temperature control algorithm, ultrasound applicator water temperature control and pulse width modulation (PWM) signal generation are described.
阐述了组织温度控制算法、治疗头水温控制以及脉宽调制信号产生三个系统核心子模块的设计。
A pulse width modulation (PWM) DC motor rotation speed control experiment system device is developed.
研制了直流电动机脉宽调制转速控制实验系统。
The LED system shall be digitally driven using high-speed pulse width modulation (PWM).
LED系统应采用高速脉宽调制(PWM)数字式地驱动。
It consists of a doubly fed induction generator (DFIG) and a voltage-source pulse width modulation (PWM) rectifier-inverter used, as an AC exciter.
它由双馈电机(DFIG)和作为交流励磁电源的电压源型双pwm变换器组成。
This paper presents the principle and virtues of a current-mode-control pulse width modulation(PWM), and makes a comparison with traditional voltage-mode-control.
本文介绍了开关电源的电流型PWM控制技术的原理及特点，并和传统的电压型控制作了比较。
This paper presents the principle and virtues of a current-mode-control pulse width modulation(PWM), and makes a comparison with traditional voltage-mode-control.
本文介绍了开关电源的电流型PWM控制技术的原理及特点，并和传统的电压型控制作了比较。
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