Journal of Xidian University

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Active false-target discrimination method based on the amplitude ratio feature

ZHAO Shanshan;ZHANG Linrang;LIU Nan;ZHANG Juan;ZHOU Yu   

  1. (National Key Lab. of Radar Signal Processing, Xidian Univ., Xi'an 710071, China)
  • Received:2016-09-22 Online:2017-10-20 Published:2017-11-29

Abstract:

Cooperation in multiple-radar has become an important trend in radar deception electronic counter-countermeasure. To solve the problem that the existing signal fusion-based methods cannot achieve a constant false alarm rate, this paper proposes a novel target discrimination method based on the difference in amplitude ratio feature. By the analysis of the random distribution of target amplitude ratio, multiple-dimensional test threshold is applied to discriminate the detected targets under a preset false alarm probability. Simulation results verify the feasibility and effectiveness of the proposed method.

Key words: multiple-radar system, deception jamming, amplitude ratio feature, active false targets discrimination


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