To characterize and evaluate the spatial resolution of SPRITE detector, it is needed to measure the modulation transfer function (MTF).

研究和测量sprite探测器调制传递函数(MTF)，是为了分析、评价该探测器的空间分辨性能。

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The concept of pixel transfer function is introduced and the pixel transfer function and its curves with different filling factor of detector array are presented.

在对微扫描成像性能的评价过程中引入了像素传递函数的概念，并给出了在填充因子不同时的探测器阵列的像素传递函数及其曲线。

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The systems transfer function is analyzed, especially the one of the filter which is connected between VFD and the phase detector, and it should be established on the group delay concept.

根据功能，认为变频器输出电压滤波器的传递函数需要使用群时延概念，为更精确地分析这类问题提供了依据。

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