Research on the range side lobe suppression method for modulated stepped frequency radar signals

Yinkai Liu*, Tao Shan, Yuan Feng

*Corresponding author for this work

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

1 Citation (Scopus)

Abstract

The magnitude of time-domain range sidelobe of modulated stepped frequency radar affects the imaging quality of inverse synthetic aperture radar (ISAR). In this paper, the cause of high sidelobe in modulated stepped frequency radar imaging is analyzed first in real environment. Then, the chaos particle swarm optimization (CPSO) is used to select the amplitude and phase compensation factors according to the minimum sidelobe criterion. Finally, the compensated one-dimensional range images are obtained. Experimental results show that the amplitude-phase compensation method based on CPSO algorithm can effectively reduce the sidelobe peak value of one-dimensional range images, which outperforms the common sidelobe suppression methods and avoids the coverage of weak scattering points by strong scattering points due to the high sidelobes.

Original languageEnglish
Title of host publication6th International Conference on Computer-Aided Design, Manufacturing, Modeling and Simulation, CDMMS 2018
EditorsShanhong Zhu, Tao Kuang, Dajing Fang
PublisherAmerican Institute of Physics Inc.
ISBN (Electronic)9780735416727
DOIs
Publication statusPublished - 23 May 2018
Event6th International Conference on Computer-Aided Design, Manufacturing, Modeling and Simulation, CDMMS 2018 - Busan, Korea, Republic of
Duration: 14 Apr 201815 Apr 2018

Publication series

NameAIP Conference Proceedings
Volume1967
ISSN (Print)0094-243X
ISSN (Electronic)1551-7616

Conference

Conference6th International Conference on Computer-Aided Design, Manufacturing, Modeling and Simulation, CDMMS 2018
Country/TerritoryKorea, Republic of
CityBusan
Period14/04/1815/04/18

Keywords

  • Chaos particle swarm optimization
  • amplitude-phase compensation factor
  • low side lobe
  • modulated stepped frequency

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