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Cross-range scaling of ISAR based on phase frequency modulation parameter estimation

  • School of Electronics and Information Engineering, Harbin Institute of Technology

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

Abstract

To solve the problem of cross-range scaling of noncooperative target ISAR imaging, a corresponding analysis method is proposed based on phase frequency modulation parameter estimation. Doppler expression of the echo is deduced and the demodulation frequency method is used to estimate the parameters of the LFM signal, and then estimation of the frequency response of the echo signal in the longitudinal distance unit can be obtained. Finally, the slope of the echo signal is calculated by linear fitting. The radar echo data can be calculated to obtain the imaging target rotation speed of the estimated value. Simulation results compared with other classic methods confirm the feasibility and timeliness of the algorithm.

Original languageEnglish
Title of host publication1st International Conference on Electronics Instrumentation and Information Systems, EIIS 2017
EditorsJun-Bao Li
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages1-5
Number of pages5
ISBN (Electronic)9781538608432
DOIs
StatePublished - 2 Jul 2017
Externally publishedYes
Event1st International Conference on Electronics Instrumentation and Information Systems, EIIS 2017 - Harbin, China
Duration: 3 Jun 20175 Jun 2017

Publication series

Name1st International Conference on Electronics Instrumentation and Information Systems, EIIS 2017
Volume2018-January

Conference

Conference1st International Conference on Electronics Instrumentation and Information Systems, EIIS 2017
Country/TerritoryChina
CityHarbin
Period3/06/175/06/17

Keywords

  • cross-range Scaling
  • inverse synthesis aperture Radar (ISAR)
  • large angle maneuver
  • phase frequency modulation parameter estimation

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