Multi-level and multi-granularity simulation method for typical electromagnetic environment signal of radio frequency detector

Abstract

The invention relates to a multi-level and multi-granularity simulation method for typical electromagnetic environment signal of a radio frequency detector. The method comprises the following steps: firstly, respectively establishing a radiation source simulation model, a scattering source simulation model, an interference simulation model and a transmission weather simulation model for electromagnetic environment signal simulation; forming a radiation source simulation subsystem by the radiation source simulation model, the interference simulation model and the transmission weather simulation model; forming a scattering source simulation subsystem by the scattering source simulation model, the interference simulation model and the transmission weather simulation model; using the radiation source simulation subsystem and the scattering source simulation subsystem as application software, and running the software on the simulation basic platform to realize performance simulation test interaction of the radio frequency detector; and according to a real-time emission signal and a motion posture of the radio frequency detector,performing a complex electromagnetic environment performance simulation test on the radio frequency detector by using the radiation source simulation subsystem and the scattering source simulation subsystem output. A support is provided for the performance simulation test of the radio frequency detector. The simulation efficiency is high, and the application prospect is wide.

Description

technical field [0001] The invention relates to the field of complex electromagnetic environment adaptability test and evaluation, in particular to a multi-level and multi-granularity simulation method for typical electromagnetic environment signals for radio frequency detectors, which can be used for performance simulation tests of complex electromagnetic environments of radio frequency detectors. Background technique [0002] The electromagnetic characteristics of the target and its environment directly affect the performance of RF detectors for target detection and recognition, and are important factors in the performance test and evaluation of RF detectors. In terms of electromagnetic signal simulation research, foreign scholars continue to promote the research and engineering of basic algorithms for electromagnetic modeling around superelectric targets, targets in complex environments, moving targets, and special structures. From the 1980s to the early 1990s, focusing o...

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Problems solved by technology

[0004] In order to solve the technical problem that it is difficult to simulate and measure the anti-interference ability, identification ability, tracking ability and weather adaptability of the current radio frequency detector in the complex battlefield environment, the purpose of the present invention is to provide a typical radio frequency detector Multi-level and multi-granularity simulation method for electromagnetic environment signals

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