phase deviation的例句大全

Amplitude deviation ( AD) and phase deviation ( PD) are the important compositions of power quality disturbance ( PQD).

幅度变化（AD）与相位变化（PD）是电能质量扰动的重要组成部分。

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Amplitude deviation , frequency deviation and phase deviation are basic power quality disturbances.

电力系统基波幅值、相位 、 频率扰动是最基本的电能质量扰动.

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First it analyzes the phase rotation and inter-carrier interference of the OFDM sub-carriers caused by the clock frequency deviation, and carries on a deviation test for the trial system which verifies the conclusions of theoretical derivation.

首先分析了时钟频率偏差对OFDM子载波造成的相位旋转和载波间干扰，并针对试验系统进行偏差测试，验证了理论推导的结论。

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Systems based on OFDM are extremely sensitive to phase deviation caused by errors in synchronization. Inter-Carrier Interference ( ICI) caused by the carrier frequency deviation and sampling frequency deviation greatly deteriorate system performance.

基于OFDM技术的系统对于同步偏差所引起的相位偏移非常敏感，由载波频偏和采样频率偏差引起的子载波间干扰（Inter-carrier Interference：ICI）会严重恶化系统性能。

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A Novel Method of Measuring Phase Deviation Signal for Coriolis Mass Flow Meter

一种新颖的科氏质量流量计相位差信号的检测方法

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A phase deviation based split-spectrum processing algorithm for ultrasonic flaw detection

一种用于缺陷超声检测的相位标准差分离谱新算法

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Amplitude deviation, frequency deviation and phase deviation are basic power quality disturbances.

电力系统基波幅值、相位、频率扰动是最基本的电能质量扰动。

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The Effect of the Phase Deviation of Array Elements on Beam Direction in Active Antenna Array

有源阵单元相位误差对波束指向的影响

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Carrier frequency offset estimation and phase deviation estimation are realized using a forward non-data aided algorithm.

用非数据辅助前向估计算法实现了载波频偏和相偏估计。

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There are several key techniques, estimation of carrier frequency, estimation of carrier phase deviation and estimation of code width.

其中包括以下几个关键技术：载波频率估计，相位偏差估计和码元宽度估计。

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The procedures to design models of channel phase deviation compensation, data acquisition, vibration intensity calculation, signal processing and vibration intensity visualization are discussed.

重点阐述了通道相位差计算、数据采集、振强计算、振强可视化几个主模块的设计方法。

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A new phase deviation signal detecting method based on signal capture technology is presented to deal with the signals of double U-shaped Coriolis mass flow meter.

提出了一种基于信号捕获的相位差检测方法，可用于双U型管Coriolis质量流量计的信号处理。

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Positive result are obtained with introduction of anti-interference measures against interference sources such as system harmonics, phase deviation of PT and digital wave distortion.

针对MOA检测中的干扰方式如系统谐波、PT相移以及数字波形失真提出了相应的抗干扰措施，取得了一定的效果。

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From the practical application view-point, the effect of the phase deviation of array elements on beam direction is analysed. After the expression is deduced, some methods used to reduce the effect are given.

从实用观点出发，研究了高频天线阵单元相位误差对波束的影响.在进行了数学推导后，还讨论了实际应用中减小这种影响的具体办法.按这种方法实现了对有源天线单元的布置。

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Compared with the upper winds measured by 20 balloon, most of the upper winds measured by 120 balloon are. found to lag behind in height deviation ( phase deviation).

将120号气球和20号气球所测高空风、资料进行比较，发现120号气球测风结果大部分落后20号气球测风结果一个高度差（相位差）。

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Although the multi-scale wavelet transform has obvious advantages, it is easily leads to phase deviation and affects the image fusion quality because of the lack of translation invariance;② The spatial frequency ratio which could reflect regional similarity among images was defined.

在肯定小波变换作为图像多尺度融合工具所具有明显优势的同时，指出了其因缺乏平移不变性易导致相位偏差降低融合质量的不足；②定义了能够反映图像之间区域相似程度的空间频率比概念。

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In digital signal transmission systems, orthogonally multiplexed QAM system ( OMQAM) is the most efficient transmission technique at present for non ideal channel, yet the problem is that this technique is quite sensitive to the timing and carrier phase deviation in the system.

在数字信号传输系统中，正交复用QAM（OMQAM）是目前最有效的一种抗信道失真传输技术，但它对系统的定时偏移和载波相位误差非常敏感。

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Weaver modulation and IWA demodulation are selected to realize the SSB module, so that the carrier phase deviation can be avoided. With the adoption of multi-item filtering structure and multi-level technology in the sample rate conversion, the amount of computing and storage requirements is greatly reduced.

单边带调制解调模块采用weaver调制与IWA解调，避免了载波相位偏差的影响；采样率转换采用多相结构和多级技术，大大降低了DSP的运算量和存储要求。

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Study of phase shifting deviation compensation technology in phase shifting interference measurement

相位偏移干涉测量中移相误差补偿技术研究

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It is essential for GPS receiver verification to detect the phase center deviation of antenna.

天线相位中心一致性的检测是GPS接收机检定工作中必不可少的内容。

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