| 摘要 |
Disclosed are a method and device for determining an error vector magnitude (EVM) series parameter, the method comprising: acquiring a measurement signal; normalizing the measurement signal according to power to obtain a normalized measurement signal; according to the normalized measurement signal and an ideal signal, calculating to obtain EVM; according to the normalized measurement signal, calculating to obtain an IQ shift; eliminating the IQ shift to obtain an IQ shift-eliminated measurement signal; according to the IQ shift-eliminated measurement signal, calculating to obtain an IQ gain imbalance; and according to the IQ shift-eliminated measurement signal, calculating to obtain a quadrature phase error. |
