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Velocity layover solution in VSAR image

  • Gang Li*
  • , Jia Xu
  • , Ying Ning Peng
  • , Xiang Gen Xia
  • *Corresponding author for this work
  • Tsinghua University
  • Air Force Early Warning Academy
  • University of Delaware

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

In the velocity synthetic aperture radar (VSAR), multiple moving targets in image domain may be superposed in the same range-azimuth cell and, therefore, may not be easily distinguished from each other. This phenomenon is named "velocity layover" of multiple moving targets in this paper. A super-resolution spectrum estimation method, i.e., spatial projection processing, is used to solve this problem. It is shown that the superposed targets can be reconstructed in velocity images (V-images), and their motion parameters can be estimated respectively. Therefore, the superposed targets can be located respectively via the proposed method.

Original languageEnglish
Title of host publication2006 CIE International Conference on Radar, ICR 2006
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Print)0780395824, 9780780395824
DOIs
Publication statusPublished - 2006
Externally publishedYes
Event2006 CIE International Conference on Radar, ICR 2006 - Shanghai, China
Duration: 16 Oct 200619 Oct 2006

Publication series

NameCIE International Conference of Radar Proceedings

Conference

Conference2006 CIE International Conference on Radar, ICR 2006
Country/TerritoryChina
CityShanghai
Period16/10/0619/10/06

Keywords

  • Location
  • Moving target
  • VSAR
  • Velocity SAR

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