Graphic characteristics of the spaceborne SAR point target in ambiguity zone

  • Xi Song*
  • , Yinqing Zhou
  • , Jie Chen
  • *Corresponding author for this work

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

Abstract

Ambiguity phenomenon is a sort of jamming, which is caused by the inherent reasons in Synthetic Aperture Radar (SAR) system. Identify the target in ambiguity zone in SAR image, using the graphic characteristic of the target of the ambiguity zone, can reduce the disturbance made by ambiguity phenomenon on image interpretation and discrimination. In this paper, the graphic characteristic of point target in ambiguity zone was concluded by analyzing the theory of the Chirp Scaling (CS) algorithm. Target in range ambiguity zone is looked like a line. And target in azimuth ambiguity zone is looked like a block. The computer simulation validates the conclusions.

Original languageEnglish
Title of host publication2007 1st Asian and Pacific Conference on Synthetic Aperture Radar Proceedings, APSAR 2007
Pages372-374
Number of pages3
DOIs
StatePublished - 2007
Event2007 1st Asian and Pacific Conference on Synthetic Aperture Radar, APSAR 2007 - Huangshan, China
Duration: 5 Nov 20079 Nov 2007

Publication series

Name2007 1st Asian and Pacific Conference on Synthetic Aperture Radar Proceedings, APSAR 2007

Conference

Conference2007 1st Asian and Pacific Conference on Synthetic Aperture Radar, APSAR 2007
Country/TerritoryChina
CityHuangshan
Period5/11/079/11/07

Keywords

  • Ambiguity phenomenon
  • Chirp scaling
  • Graphic characteristic
  • SAR

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