Furthermore, the noise transfer function (NTF) is designed and optimized.
设计了噪声传递函数ntf，并对其进行了优化。
By adding two poles into the transfer function, better noise performances compared with that of the MASH structure are achieved.
通过在传递函数中引入两个极点，获得了比多环路级联结构更好的系统噪声性能。
The transfer function of imaging system is modeled using the linear system theory and sampling theory, and the noise is characterized with the three-dimensional noise model.
利用线性系统理论和采样理论对成像系统的传递函数进行了分析建模；借助于三维噪声模型表征了系统的噪声特性。
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