基于空间谱估计的高分辨测向技术，在天线阵各通道的增益和相位未知时，其性能往往低于传统的测向技术。
The performance of the high resolution DF technique based on the spatial spectrum estimation, will be severely suffered with sensor gain and phase uncertainties.
数值计算结果表明，多径分量的相位变化会影响时间同步误差谱估计均值的准确性。
Numerical results demonstrate that the phase variations caused by multipath time delays may influence accuracy of the mean of time synchronization error spectral estimation.
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