本文介绍了选通型激光主动成像系统的工作原理，定性分析了系统成像性能与重叠因子的关系，将重叠因子引入了系统的分析设计中。

The paper introduced the mechanism of range-gated laser active imaging system, and analyzed the relation between performance and overlap factor, and also introduced it into the system design.

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实验结果表明，该控制器具有结构简单、延迟时间精确、实时性好等特点，可以满足激光主动照明成像系统的要求。

The practice proved that the controller has the advantages of simple structure, delay time precision and real time. The controller satisfied perfectly the laser active illuminated imaging system.

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介绍了激光辅助照明主动红外成像系统的基本原理和组成、激光光源的制作和技术参数、光学系统和接收器件的选用。

The fundamental theories and structure of the active IR imaging system with laser illumination, the manufacturing techniques and technical parameters of laser sources were presented.

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