同时完成纠正信道引起的相位偏移。
Simultaneously it can correct the channel phase error automatically.
一般而言,滤波器会产生一个和频率有关的相位偏移。
In general, the filter will produce a phase shift and frequency-related.
该方法能够从时域中直接分离各阶比,且不产生相位偏移。
This method can separate order wave in time domain without phase bias.
因为相位偏移有四种可能,所以每一个符码可以对两比特位的数据进行编码。
There are four possible phase shifts, allowing two bits of data to be encoded per symbol.
最小脉冲宽度的变化可能不利地影响PLL的静态相位偏移和性能特征。
Changes in the minimum pulse width can adversely effect a PLL's static phase offset and performance characteristics.
控制的频率和相位偏移误差均达到了10 - 5,稳定度达到了0.05%。
When error of the frequency and phase shift is 10-5, its stability is 0.05%.
在通信系统中,接收机的同步要求精确地估计一些参数,比如载波频率和相位偏移。
In communication systems, the synchronization of the receiver requires to accurately estimate a number of parameters such as the carrier frequency and phase offset.
否则,传感器电容和放大器的输入偏置电流电阻,对仪表放大器的信号施加相位偏移。
Otherwise, the sensor's capacitance and the amplifier's input-bias-current resistors impose a phase shift on the signal you apply to the instrumentation amplifier.
在传统扩频水印技术的基础上,我们讨论了一种基于相位偏移的非对称数字水印方案。
Based on traditional spread-spectrum watermarking, we discuss an asymmetric watermarking scheme using random-phase-shift.
本发明可应用于高频d VI传输的接收器端,在较大的相位偏移情况下也可达到周期校准效果。
The invention can be applied to high frequency DVI transmission receiver end and achieve the period correcting effect on the condition of larger phase deviation.
在研究相位偏移干涉测量技术基础上,重点研究了五幅算法计算精度及移相误差对计算结果的影响;
The deviation introduced by reference phase shifting errors on four-steps and five-steps algorithm are analyzed.
这种相关器可以一步搜索到所有可能的码相位偏移,大大提高了捕获速度,比较好地满足了实时处理的要求。
This correlator can search all possible code shifts in one step, so decreases the acquisition time, meets the real-time requirements.
它用来对于信道传输中产生的频率偏移和相位偏移进行补偿,是提高传输的准确性和低误码率的有效的手段。
It compensate the frequency error and phase error caused in channel. It is the good method of improvement of transport veracity and lower fault code rate.
本发明通过分析信号经过衰减后的相位偏移,在信号进行衰减的衰减量变化时,能够控制所述信号的相位偏移。
The invention can control the phase offset of the signals when the attenuation amounts of attenuation of the signals vary through analyzing the phase offset of the signals after attenuation.
主要讨论了傅里叶变换红外光谱仪的相位偏移产生的原因,并且用严密的数学推导证明了相位偏移与复数光谱之间的关系。
The phase shift in complex spectrum of Fourier transform infrared (FTIR) spectrometer was discussed. A rigorous derivation showed the relation between the phase shift and complex spectrum.
并利用图像质心不变的假设,解决了线性相位引起的图像方位位置偏移问题。
More, based on the assumption that image cancroids is changeless, we resolve the image azimuth shift problem caused by linear phase errors.
本文介绍了时钟网络中抖动、相位噪声、偏移、频率稳定度等参数的概念以及它们之间的转换关系。
The paper introduce the concepts of timing parameters, including: jitter, phase noise, skew, frequency stabilization, and the relationship between them.
相位噪声总是具体的,取决于载波偏移,作为相对于载波偏移的一个单边带噪声。
The phase noise is usually specified, depending on the carrier offset, as a single-sideband phase noise referenced to the carrier offset.
但是OFDM技术对频率偏移和相位噪声很敏感,所以同步是OFDM系统中的关键问题。
But OFDM is very sensitive to frequency offset and phase noise, so synchronization is the key problem for OFDM system.
当装配偏移方向与入射波极化方向正交时,出现较大相位延迟。
And there is much more phase delay, when the fabrication excursion is perpendicular to the incident wave polarized direction.
相位抖动:指的是反馈时钟和参考时钟之间上升沿差异与多次随机采样的平均偏移之间的差。
Phase Jitter: refers to the deviation of the FBKCLK rising edge to the REFCLK rising edge with respect to the average offset in a random sample of cycles.
分析误差传递因子相角等因素对有限差分波动方程偏移造成的相位畸变问题,找到相应规律。
Cut-error that made from the finite difference mirgation, phase angle of error transfer function and factors that determine their values are discussed.
分析了三种光学失配情形(等相位面失配、准直失配和偏移失配)下外差效率的不同表达形式,计算了三种失配情形影响下的外差效率变化曲线。
The expressions of the heterodyne efficiency in the conditions of three kinds of optical mismatch including equiphase surface mismatch, collimation mismatch and deviation mismatch are analyzed.
比较了近炮检距剖面、叠加剖面、偏移剖面、瞬时振幅剖面与瞬时相位剖面上BSR的显示特征。
The appearances of BSRs oon near-offset profile, stacked profile, migration profile, migration profile, instantaneous amplitude profile and instantaneous phase profile are compared and described.
本文为系统设计和进一步研究天线相位中心偏移方位多波束系统的成像处理方法提供了参考。
The paper provides the reference for system design and further studying on imaging algorithm of displaced phase centers multiple azimuth beam SAR.
利用全反射光在光纤包层中的横向偏移和相位变化导出了全反射拍长计算公式。
In the cladding while counting in the phase change, using the transverse shift and the phase change of the total reflected light, we derive the beat length formula of the isotrope fiber.
本文分析了机载雷达相位中心偏移天线(DPCA)系统的杂波相关矩阵,讨论了系统的最佳改善因数以及系统参数对性能的影响。
This paper presents analyses of the clutter correlation matrix, optimal improvement factor and effects of parameters of an airborne radar displaced phase center antenna (DPCA) system.
调整超前滞后环节的补偿角度使信号相位相对于时滞作用反向偏移,从而削弱时滞对系统动态性能的影响。
The angle compensation provided by lead and lag component is contrary to the angle excursion caused by time delay. So the influence of time delay will be decreased.
使用一个周期的正弦波曲线模型的滑动拟合法,评价了幅度、频率、直流偏移的抖动,以及相位与理论值之偏差的抖动情况。
By using moving one period sine wave model, the jitters of amplitude, frequency, phase, and offset of sine wave are evaluated.
讨论了地震子波为一般零相位子波情况下,利用零偏移距垂直地震剖面(VSP)资料在时-频域计算Q值方法。
This paper is devoted to the estimation of Q-factor in dispersive medium from zero offset VSP data in the wavelet domain.
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