The effect of amplitude and phase error on the performance of receiver is discussed in this paper, and a method of digital correction based on FIR filter is proposed.
本文仔细分析了幅相误差对接收机性能的影响，提出了基于FIR滤波的一种数字域校正的方法。
The results show that the phase error of the vector measurement is zero, and amplitude errors can be eliminated, and high measurement accuracy can be obtained by using low bit D/A converter.
结果表明，相位测量的理论误差为零，幅度测量的理论误差可用修正系数消除，且使用较低位数的D A转换器，可得到高准确度的结果。
A method of digital calibration in the amplitude and phase imbalances of sum and difference channels, and of angle error normalization processing is provided.
并提供了一种和差支路幅相不平衡数字校正和角误差归一化处理的方法。
The performance of the plan and the effects caused by phase and amplitude error in I and Q path were given.
提出了基于频域校准相位抵消法的低中频接收机方案，同时分析其性能以及i,Q两路的相位、幅度误差带来的影响。
This paper first studies the pointing error, rate stability error, and amplitude phase error of the flight simulation turntable, then gives out specific calculation method for pointing error.
对三轴飞行模拟转台的指向误差、速率稳定度误差及幅相误差进行了研究，对其指向误差给出了具体算法，并针对一种转台的具体精度指标而算出了各项误差。
Combined with the Angle error extraction method mentioned above, the amplitude-phase imbalance is calibrated effectively. Thus, the measuring precision of Angle error is higher.
结合上述角误差提取方法，各通道间的幅相不平衡得到有效校正，因此提高角误差测量精度。
The spectrum characteristics of the phase truncation error and amplitude quantization error are analyzed by the method of Fourier series.
介绍了直接数字频率合成技术以及分析其杂散误差，对相位截断误差和幅度量化误差进行了傅立叶级数分析研究。
The relationship between mutual impedance errors and the amplitude and phase errors of channels is derived, by which the relationship between mutual impedance error and the sidelobe level is given.
推导出了互阻抗误差与通道幅相误差的关系；进而得到了互阻抗误差与副瓣电平的关系。
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。
This paper mainly describes the amplitude and phase errors caused by zero-order holder and the error caused by finite word length of D/A, and computer simulation test of D/A error is also introuced.
针对零阶保持器引起的幅度误差和相位误差，以及D/A转换器有限字长引起的误差进行了较为详细的分析，并进行了D/A误差仿真试验。
The analytical expressions of the error spectra caused by random errors in the measurement of amplitude and phase of the near field in planar near field measurements are presented.
导出了平面近场测量中近场幅相随机误差所引起的误差谱的解析表达式。
The tolerable range of the phase-amplitude error under satellite communication has been given out and the emendation target has also been presented.
在卫星通信对多波束天线的要求下给出了幅相误差的可容忍范围，并提出了误差校正指标。
The tolerable range of the phase-amplitude error under satellite communication has been given out and the emendation target has also been presented.
在卫星通信对多波束天线的要求下给出了幅相误差的可容忍范围，并提出了误差校正指标。
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