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地磁场和水下磁性目标对机载偏振激光的影响
引用本文:刘应状,朱耀庭,朱光喜,彭复员,马泳.地磁场和水下磁性目标对机载偏振激光的影响[J].红外与激光工程,2000,29(6):15-19.
作者姓名:刘应状  朱耀庭  朱光喜  彭复员  马泳
作者单位:华中科技大学电子与信息工程系,武汉,430074
基金项目:国家预研基金,98-2000 2.3.2,
摘    要:在机载激光探测水下目标过程中,若采用偏振激光代替激光脉冲进行探测,不但可以压缩回波信号的动态范围,减少水面回波的影响,而且还能增加新的信息和可探测性。文中研究某些特定的磁性目标(潜艇、沉船等)对偏振激光的影响并试图从中获得识别这些特定目标的参数和提高识别概率。

关 键 词:机载激光  偏振光  地磁场  水下磁性目标
修稿时间:2000-02-28

Influence of magnetic field of the earth and underwater magnetic target to the airborne polarized laser
Liu Yingzhuang,Zhu Yaoting,Zhu Guangxi,Peng Fuyuan,Ma Yong.Influence of magnetic field of the earth and underwater magnetic target to the airborne polarized laser[J].Infrared and Laser Engineering,2000,29(6):15-19.
Authors:Liu Yingzhuang  Zhu Yaoting  Zhu Guangxi  Peng Fuyuan  Ma Yong
Abstract:In the process of airborne laser detecting underwater target, if laser pulse is replaced with polarized laser, the dynamic range of reflections and the influence of the reflected useless signals of the sea surface can be greatly reduced. At the same time, new information about the underwater target can be got and the detectability can be increased. In this paper, the influences of some given magnetic targets (submarine, lost ship) to the airborne laser are studied and a parameter is obtained, which is helpful to recognize these targets.
Keywords:Airborne laser  \ Polarized laser  \ Magnetic field  \ Magnetic target
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