本文阐述了在任意两个复信号谐波相关情况下，通过引入第三个复信号作为参考，使得在计算复信号比值时能保持时不变相位的计算方法。
We present a method for preserving time-invariant phase relationships, through introduce a third signal as a reference, when ratios are taken between two complex signals that are harmonically related.
根据研究“电弧炉对电网的影响机理及对策”时相位检测精度的问题，提出了提高谐波相位检测精度的解决方法。
Based on the study of the arc harmonics measurement, a method called divided-error is introduced to improve the phase measurement accuracy in this paper.
本文方法克服了以往的困难，成功地解决了对称分布非高斯噪声背景下和谐波信号中存在二次相位耦合时的谐波恢复问题。
This method succeeds in harmonic retrieval in colored non Gaussian noise, especially when the noise is symmetrically distributed or there exist quadratic phase coupled cosinusoids.
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