By introducing the velocity of relative movement into the model, the transverse dynamic modulation transfer function(MTF) of subpixel push-scanning CCD imaging was deduced from the definition of MTF.

• 从调制传递函数(MTF)的定义出发，引入像与CCD之间的相对运动速度，推导出了线阵推扫式CCD亚像元成像列向动态MTF的理论公式。