图像复原是提高图像空间分辨率的经典方，首先建立一般的成像模型，通过对图像复原原理进行分析，得出了利用图像复原提高图像空间分辨率的基本适用条件，通过扫描成像实验结果分析，验证了利用图像复原提高图像空间分辨率的基本适用条件的理论分析的正确性，图像复原提高图像空间分辨率基本适用条件的研究，对于遥感成像系统，可以保证获取的图像质量不下降的同时，大大节省系统研制成本。

Image restoration is a classic ways for improving image spatial resolution. In this paper, a general imaging model is established. By analyzing the theory of image restoration, The basic application conditions improving image spatial resolution by image restoration are educed. By analyzing the scanning image, the correctness of the basic application conditions improving image spatial resolution by image restoration is proved, which can reduce greatly the cost of remote sensing imaging system while ensuring the achieved image quality is the same.