The performance of an infrared imaging system is affected by spatial fixed-pattern noise badly due to the different photoresponse of each detector in a focal plane array for the same irradiance.

• 摘要针对焦平面阵列上各探测单元光电响应的非均匀性，本文使用了维纳滤波技术来实现红外焦平面阵列非均匀校正。