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AGU: Radio Science

 

Index Terms

  • Electromagnetics: Measurement and standards
  • Electromagnetics: Electromagnetic theory
  • Electromagnetics: Numerical methods
  • Electromagnetics: Scattering and diffraction
Abstract
Cited By (8)
 

Abstract

Validation through comparison: Measurement and calculation of the bistatic radar cross section of a stealth target

L. Gürel

Department of Electrical and Electronics Engineering, Bilkent University, Ankara, Turkey

H. Bağcı

Department of Electrical and Electronics Engineering, Bilkent University, Ankara, Turkey

J. C. Castelli

Electromagnetism and Radar Department, Office National d'Etudes et de Recherche Aérospatiale, Châtillon Cedex, France

A. Cheraly

Electromagnetism and Radar Department, Office National d'Etudes et de Recherche Aérospatiale, Châtillon Cedex, France

F. Tardivel

Electromagnetism and Radar Department, Office National d'Etudes et de Recherche Aérospatiale, Châtillon Cedex, France

Bistatic radar cross section (BRCS) values of a stealth airborne target are predicted by performing both scaled-model measurements and numerical simulations. In order to achieve the solution of large-scale electromagnetic problems in the numerical simulation environment, the fast multipole method (FMM) is implemented and used. The FMM has produced remarkably accurate results, in addition to its efficiency. The efficiency of the FMM is due to its reduced computational complexity and memory requirement, which are both O(N 1.5). Comparison of the measured and computed BRCS values has resulted in a striking agreement, which serves to validate both of the prediction techniques.

Received 30 November 2001; accepted 20 February 2003; published 3 June 2003.

Citation: Gürel, L., H. Bağcı, J. C. Castelli, A. Cheraly, and F. Tardivel (2003), Validation through comparison: Measurement and calculation of the bistatic radar cross section of a stealth target, Radio Sci., 38(3), 1046, doi:10.1029/2001RS002583.

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