PDM:脉宽调制

“脉宽调制”(Pulse Duration Modulation,简称PDM)是一种通过调节脉冲信号的持续时间来传输信息的调制技术。该缩写形式便于书写和交流,尤其在美国国家航空航天局(NASA)等专业机构的相关技术文档中频繁使用,以实现信息的快速传递与标准化处理。

Pulse Duration Modulation具体释义

  • 英文缩写:PDM
  • 英语全称:Pulse Duration Modulation
  • 中文意思:脉宽调制
  • 中文拼音:mài kuān tiáo zhì
  • 相关领域pdm 美国航空航天局

Pulse Duration Modulation的英文发音

例句

  1. In this paper, a new function that convers optical pulse amplitude modulation ( PAM ) to light pulse duration modulation ( PDM ) for a bistable optical system is proposed and observed experimentally. This PAM-to-PDM convertion is based on the optical critical slowing-down effect.
  2. 基于光学临界慢变效应对光学双稳器件本文提出了一种新的功能&光学脉冲振幅调制(PAM)到光学脉冲持续时间调制(PDM)的转换,并且在实验上证实了这种功能的可行性。
  3. The system is an arc - impetus switching power supply, adopting the pulse - duration modulation ( PWM ) control mode : the fixed turn - on frequency, occupying the spatial ratio along with the change of pulse width.
  4. 系统为反激式开关电源,采用脉宽调制(PDM)(PWM)式控制方式:固定开关频率,通过改变脉冲宽度改变占空比。
  5. And a theoretical model is established to expound the variation of pulse duration and the modulation on the pulse envelope similar to the diffraction characteristics in spatial domain.
  6. 通过与光束的空间传输特性类比解析了光栏宽度变化引起的脉宽变化以及脉冲轮廓出现时间衍射调制现象;
  7. This paper briefly describes the sampling rules of SPWM Control method in the frequency conversion speed change system, An effective and simple computing method for parameters of pulse duration and amplitude modulation ratio is presented.
  8. 在微机控制的变频调速系统中,一般采用SPWM控制方法,即用计算机产生SPWM的有关控制信号,并对正弦调制波进行规则采样处理。