Xixi Feng, Jingtao Zhao, Lei Cao. Characteristic analysis of echo signal of typical backdoor coupling target[J]. High Power Laser and Particle Beams, 2024, 36(4): 043008
- High Power Laser and Particle Beams
- Vol. 36, Issue 4, 043008 (2024)
Fig. 1. Diagram of the ideal chassis model
Fig. 2. Model simulation settings for the simplified chassis
Fig. 3. Coupling field distribution in chassis cavity
Fig. 4. Frequency domain simulation diagram of chassis echo signal
Fig. 5. Frequency domain simulation diagram of chassis echo signal and coupling field strength
Fig. 6. Enlarged chassis model
Fig. 7. Frequency domain simulat results amplified chassis echo signal and coupled field strength
Fig. 8. Square chassis model
Fig. 9. Frequency domain simulation results of the square chassis signal and coupled field strength
Fig. 10. Time domain strong coupling waveform at 9 GHz
Fig. 11. Excitation and chassis coupling field time domain waveform (weak coupling)
Fig. 12. 8 GHz vs. 8.5 GHz chassis echo time domain waveform (weak coupling)
Fig. 13. Time domain strong coupling waveform of enlarged chassis at 9 GHz
Fig. 14. Time domain weak coupling waveform of enlarged chassis at 1.8 GHz
Fig. 15. Time domain strong coupling waveform of square chassis at 5.5 GHz
Fig. 16. Time domain weak coupling waveform of square chassis at 5.1 GHz
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