偏振集成红外光电探测器研究进展与应用

Research progress and applications of polarization integrated infrared photodetector

偏振集成探测器具有体积小、重量轻、结构紧凑,并且无需图像配准对动态目标同时同地同源探测与识别的优势。本文主要介绍了偏振集成光电探测器单元器件、线列焦平面、面阵焦平面的研究进展,分析了光栅结构设计与仿真、亚微米偏振光栅制备、集成与测试、偏振图像数据重构等获得高消光比偏振集成探测器的关键技术,最后介绍了偏振成像针对无人机、伪装卡车、地雷、海面舰船、面部识别、无人驾驶道路识别、海面漏油检测及医疗检测等方面的典型应用。

Polarization integrated detector has the advantages of small size,light weight,compact structure,and no need for image registration to detect and recognize the dynamic targets simultaneously at the same place.This article mainly introduces the research progress and applications of polarization integrated infrared detector.We analyse the key technologies for obtaining high extinction ratio polarization integrated detectors,such as grating structure design and simulation,submicron polarization grating preparation,integration and testing,polarization image data reconstruction,etc.Finally,we introduce the typical applications of polarization imaging in unmanned aerial vehicles,camouflaged trucks,landmines,sea vessels,facial recognition,road recognition,sea oil leakage detection,medical detection,etc.