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Multi-channel terahertz ViSAR motion target indication based on ATI technique

  • Beihang University

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

Terahertz Video Synthetic Aperture Radar (ViSAR) system can indicate target information continuously and actively with an image frame rate as high as infrared video, having advantages such as high resolution and good sensitivity in target motion detection. However, terahertz wavelength is rather short, and as a result, traditional dual-channel SAR motion target indication method gets a tiny blind velocity period which goes against target detection. Aimed at the problem, this paper provides a multi-channel terahertz ViSAR motion target detection method based on along track interferometry (ATI) technique. It selects several baselines of varying length and utilizes algebra coprime theory to enlarge blind velocity period so that the range of non-ambiguity velocity can be extended. Simulation results verify the effectiveness of the method.

源语言英语
主期刊名2016 CIE International Conference on Radar, RADAR 2016
出版商Institute of Electrical and Electronics Engineers Inc.
ISBN(电子版)9781509048281
DOI
出版状态已出版 - 4 10月 2017
活动2016 CIE International Conference on Radar, RADAR 2016 - Guangzhou, 中国
期限: 10 10月 201613 10月 2016

出版系列

姓名2016 CIE International Conference on Radar, RADAR 2016

会议

会议2016 CIE International Conference on Radar, RADAR 2016
国家/地区中国
Guangzhou
时期10/10/1613/10/16

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