# [Tool] A Simple Spreadsheet to Calculate Image Rejection

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# [Tool] A Simple Spreadsheet to Calculate Image Rejection

Here is simple xls to calculate image rejection. Equation is straightforward as

$Image Rejection = \frac{1+\gamma^2+2*\gamma*cos(\phi)}{1+\gamma^2-2*\gamma*cos(\phi)}$

where $\gamma$ is amplitude imbalance and $\phi$ is phase imbalance.

Senior Engineer at Qualcomm Inc.
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