• 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.

    本文仔细分析了误差接收机性能影响,提出了基于FIR滤波一种数字域校正方法

    youdao

  • 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.

    推导阻抗误差通道误差关系;进而得到了互阻抗误差瓣电平的关系。

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  • 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.

    针对阶保持器引起幅度误差相位误差以及D/A转换器有限引起的误差进行了较为详细分析,进行了D/A误差仿真试验

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  • 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.

    幅度增益相位误差使得高分辨率参数估计算法性能下降特别是相位的误差将会引起参数估计的偏离

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  • 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.

    结果表明相位测量理论误差零,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,得到准确度的结果。

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  • A method of digital calibration in the amplitude and phase imbalances of sum and difference channels, and of angle error normalization processing is provided.

    提供了支路幅不平衡数字校正误差归一化处理方法

    youdao

  • 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指向误差速率稳定度误差误差进行研究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了各项误差。

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  • 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相位截断误差幅度量化误差进行了傅立叶级数分析研究。

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  • 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的相位、幅度误差带来影响

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  • The tolerable range of the phase-amplitude error under satellite communication has been given out and the emendation target has also been presented.

    卫星通信对多波束天线要求给出了幅相误差可容忍范围提出了误差校正指标

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  • 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.

    导出了平面测量近场随机误差引起误差解析表达式

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  • 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.

    导出了平面测量近场随机误差引起误差解析表达式

    youdao

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