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Volume 26 Issue 10
Oct.  2004
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Qiu Xiao-hui, Heng Wang Cheng Alice, Yeo Siew Yam. Fast Minimum Entropy Phase Compensation for ISAR Imaging[J]. Journal of Electronics & Information Technology, 2004, 26(10): 1656-1660.
Citation: Qiu Xiao-hui, Heng Wang Cheng Alice, Yeo Siew Yam. Fast Minimum Entropy Phase Compensation for ISAR Imaging[J]. Journal of Electronics & Information Technology, 2004, 26(10): 1656-1660.

Fast Minimum Entropy Phase Compensation for ISAR Imaging

  • Received Date: 2003-04-14
  • Rev Recd Date: 2003-11-25
  • Publish Date: 2004-10-19
  • A novel fast phase compensation approach based on two-dimensional minimal image entropy is presented in this paper for Inverse Synthetic Aperture Radar(ISAR) imaging. Compared with the other methods, the proposed approach has better effect of autofocusing, better computation efficiency, global minimal entropy as well as explicit expression applied easily, and these advantages are demonstrated by the analysis and data processing results.
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  • Prickett M J, Chen C C.Principle of inverse synthetic aperture radar (ISAR) Imaging.ESCON Record,1980: 340-345.[2]Chen C C,Andrews H C.Target-motion-induced radar imaging[J].IEEE Trans.on Aerospace and Electronic Systems.1980,16(1):2-14[3]Flores B C,Ugrate A,Kreinovich B.Choice of an entropy-like function for range-Doppler processing,SPIE(Automatic Object Recognition Ⅲ),1993,Vol.1960:47-56.[4]Bocker R P,Henderson T B,Jones S A,Frieden B R.A new inverse synthetic aperture radar algorithm for translational motion compensation.SPIE (Stochastic and Neural methods in Signal processing,Image Processing,and Computer Vision),1991,Vol.1569:298-310.[5]Li X,Liu G S,Ni J L.Autofocusing of ISAR images based on entropy minimization[J].IEEE Trans.on Aerospace and Electronic Systems.1999,35(4):1240-1251[6]Zhu Z D,Qiu X H,She Z S.ISAR motion compensation using modified Doppler centroid tracking method.IEEE National Aerospace Electronics Conference (NAECON),Dayton,Ohio,USA,1996:359-363.[7]Qiu X H.A fast implementation of two dimensional minimum entropy phase compensation method.DSO (Defense Science Organization) National Laboratory Tech.Report.2000,Republic of Singapore.[8]Wahl D E,Eichel P H,Ghiglia D C,Jakowatz C V.Phase gradient autofocus-A robust tool for high-resolution SAR phase correction[J].IEEE Trans.on Aerospace and Electronic Systems.1994,30(3):827-835
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