毫米波焦平面阵列成像系统是毫米波被动成像领域最新发展起来的一种重要体制,其应用已从一般民用向军事上的武器制导系统发展。本文在分析其成像原理的基础上,给出了这一体制的系统结构和电路组成,并对其应用及意义作了具体介绍。 The millimeter-wave focal plane array imaging system is an important system newly developed in the field of passive millimeter-wave imaging. Its application has been developed from a general civilian to a military weapon guidance system. Based on the analysis of its imaging principle, this paper gives the system structure and circuit composition of this system, and introduces the application and significance of this system.