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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两路的相位、幅度误差带来的影响。
A window function which has a flat top in frequency domain is designed to correct the amplitude error caused by Picket_Fence effect.
并从减小栅栏效应带来的幅值估计误差的角度，设计了一个具有平顶窗谱的窗函数，分析对比了它和矩形窗函数的性能差异。
The tolerable range of the phase-amplitude error under satellite communication has been given out and the emendation target has also been presented.
在卫星通信对多波束天线的要求下给出了幅相误差的可容忍范围，并提出了误差校正指标。
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