phase deviation
英 [feɪz ˌdiːviˈeɪʃn]
美 [feɪz ˌdiːviˈeɪʃn]
相位偏移
双语例句
- 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。 - 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-carrierInterference：ICI）会严重恶化系统性能。 - In this paper, an improved method for determination of GPS receiver antenna phase centre deviation is introduced. This method has simplified the formula of calculation.
对文献[1]介绍的GPS接收机天线相位中心偏差参数检测的一般方法，在计算方法上作了简化，使概念更加明确； - 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。 - But for the ultrahigh pressure condensate gas reservoir, whether the phase states have particularity, the deviation coefficient is calculated by the existing model can be used, it is no experimental to verify.
但对于高压的凝析气藏，其相态行为有无特殊性，用现有的偏差系数模型去计算得到的偏差系数是否可行。目前尚无实验给出验证。 - Amplitude gain and phase error would lead to performance degradation of high-resolution parameter estimation algorithms; especially the phase errors will cause deviation of parameter estimation.
幅度增益和相位误差使得高分辨率的参数估计算法的性能下降，特别是相位的误差，将会引起参数估计的偏离。 - 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。 - 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。 - 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。 - 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。