phase modulation(PM)是什么意思

网络释义

用法例句

First, the relation between the phase modulation and the LUT value was measured with the linear LUT curve.

研究了液晶波前校正器位相调制曲线非线性的校正以及液晶自适应闭环对畸变波前的校正。

From the principles of self-mixing interferometry and phase modulation using electro-optic crystals, an electro-optic modulator in the external cavity is put, and sinusoidal phase modulation using electro-optic crystal in self-mixing interference is analyzed.

从自混合干涉和电光晶体调制位相的基本原理出发,通过将电光晶体引入自混合干涉外腔调制,研究了自混合干涉测量中电光晶体的位相调制性能。

A Fiber-optic voltage sensor based on phase modulation is presented.

一种基于位相调制原理的光纤电压传感器,充分利用3×3光纤定向耦合器的光学特性,使得光路结构更加简单、可靠。

The operating principle of interface circuit is analyzed and discussed,and the horizontal sync-phase adjustment circuit is designed and studied in de- tail.

同时,对行同步相位调整电路进行了详细的电路设计和研究。

Amplitude and phase adjustment units are important parts in ground wave OTH-radar transmitter,implementing conversion and adjustment of HF detection signal.

文中给出了幅值调整控制器和相位调整控制器的数学模型,介绍了幅相调整单元的结构组成和信号流程,并在此基础上阐述了幅度控制系统和相位控制系统的工作原理。

This paper introduces the frequency multiplication(the MLT04 Four-Channels、Four-Quadrant Analogy Multiplier) circuits and the phase adjustment circuits in the data processor with the Photoelectrical rotary encoder.

介绍光电轴角编码器的数据处理装置中乘法倍频电路 (模拟乘法器MLT0 4 )和相位调整电路的实现 ,实验证明 ,采用四象限模拟乘法器对精码信号乘法倍频 ,经过倍频后的信号斜率增大 ,整个细分周期内误差变小 ,倍频方法在理论上不含高次谐波 ,可以提高莫尔条纹的高倍软件细分的细分精度。

on load voltage and phase regulator

负载时电压相位调整器

These adjust the linearity and carry out small phase adjustments.

这些电池调整线性和执行小的相位调整。

pilot burst phase adjustment

导频色同步脉冲相位调整

Knife shaft can be360 degree adjusted by electric control.

刀轴可做360度电动控制相位调整。

This can be useful when the correct adjustment cannot be carried out through amplitude, threshold and phase adjustment.

通过振幅，开端和相位调整，当正确的调整不能被执行时，这个能有用。

STUDY OF TIME SAMPLING AND PHASE ADJUSTMENT BEAM STEERING TECHNIQUE

时间取样相位调整的波束控制技术的研究

The design and realization of dynamic phase alignment technology on FPGA

动态相位调整技术在FPGA中的设计与实现

To set or regulate so as to be synchronized.

调整相位为使同步进行而调整或控制

Valve Distribution Phase Adjustment for 12150L Serial Engine

浅谈12150L系列发动机配气相位的调整

They Balanced the Boat by adjusting its cargo so that there is no excess weight at any one point

他们调整货物的位置使船的各处负荷相等以使船保持平衡。

The first step for removing vapor is to orient the package to access the vapor phase of the product.

提取蒸气的第一步是调整钢瓶的方位，使可以接触产品的气相。

The speaker had a really noble voice which he could modulate with great skill.

这位演说者有副相当好的嗓子，他能很技巧地调整它。

adjusted or located in relation to surroundings or circumstances; sometimes used in combination.

调整或位于与周围环境或境况相关的环境中的；有时用于复合词。

Unity Power Factor Three-Phase Rectifier Based on Voltage Space-Vector Pulse-Width Modulation;

基于电压空间矢量调制的单位功率因数三相整流器的研究

the act of adjusting or aligning the parts of a device in relation to each other.

对齐彼此位置的调整。

bearing-dependent phase modulation

方位角关连相位调制

Just as in vapor-phase removal, the first step in liquid-phase removal is to orient the package to gain access to the liquid phase.

正象在气相提取中那样，液相提取的第一步是调整钢瓶的方位，使可以接触产品的液相。

three-phase induction voltage regulator

三相感应电压调整器