一种用于人体安检的三维稀疏太赫兹快速成像算法

刘玮 李超 张群英 方广有

刘玮, 李超, 张群英, 方广有. 一种用于人体安检的三维稀疏太赫兹快速成像算法[J]. 雷达学报, 2016, 5(3): 271-277. doi: 10.12000/JR15116
引用本文: 刘玮, 李超, 张群英, 方广有. 一种用于人体安检的三维稀疏太赫兹快速成像算法[J]. 雷达学报, 2016, 5(3): 271-277. doi: 10.12000/JR15116
Liu Wei, Li Chao, Zhang Qunying, Fang Guangyou. Fast Three-dimensional Sparse Holography Imaging Algorithm for Personal Security Verification[J]. Journal of Radars, 2016, 5(3): 271-277. doi: 10.12000/JR15116
Citation: Liu Wei, Li Chao, Zhang Qunying, Fang Guangyou. Fast Three-dimensional Sparse Holography Imaging Algorithm for Personal Security Verification[J]. Journal of Radars, 2016, 5(3): 271-277. doi: 10.12000/JR15116

一种用于人体安检的三维稀疏太赫兹快速成像算法

doi: 10.12000/JR15116
基金项目: 

中国科学院知识创新工程项目(YYYJ-1123)

国家863计划(2012AA121901),国家自然科学基金(11174280)

详细信息
    作者简介:

    刘玮(1989-),男,博士生,主要研究方向为太赫兹成像体制和成像算法。E-mail:simba5@163.com;张群英(1972-),女,研究员,博士生导师,主要研究方向为超宽带雷达成像理论与方法、太赫兹成像技术;李超(1976-),男,副研究员,主要研究方向为太赫兹成像技术、微波及太赫兹波段的左手材料设计和计算电磁学等;方广有(1963-),男,研究员,博士生导师,主要研究方向为超宽带雷达成像理论与方法、地下资源电磁勘探技术、超宽带天线理论与技术和太赫兹成像技术等。

    通讯作者:

    刘玮simba5@163.com

Fast Three-dimensional Sparse Holography Imaging Algorithm for Personal Security Verification

Funds: 

The Knowledge Innovation Program of the Chinese Academy of Sciences (YYYJ-1123), The National High Technology Research and Development Program of China (2012AA121901), The National Natural Science Foundation of China (11174280)

  • 摘要: 太赫兹全息成像技术在人体安检成像、隐匿武器检测、无损检测等领域具有广阔的应用前景。该文提出了一种能够避免产生距离混叠现象的3维稀疏太赫兹快速成像体制和成像算法。该方法通过对太赫兹雷达的3维成像几何及相应回波模型的分析,利用随机稀疏频点数据来有效消除距离混叠现象;同时利用对稀疏回波数据的频谱搬移和插值来获得包含目标完整信息的3维数据,以实现对目标的3维分辨成像。通过对0.2 THz波段的仿真和实验数据的重建,验证了算法的正确性和有效性。

     

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出版历程
  • 收稿日期:  2015-11-04
  • 修回日期:  2016-01-05

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