Experimental study on radiation effect of in-band continuous wave on typical radar equipment

Shizhao Ren; Guanghui Wei; Xiaodong Pan; Kai Zhao; Xue Du

doi:10.11884/HPLPB202032.190471

Journals >High Power Laser and Particle Beams >Volume 32 >Issue 5 >Page 053005 > Article

High Power Laser and Particle Beams
Vol. 32, Issue 5, 053005 (2020)

Experimental study on radiation effect of in-band continuous wave on typical radar equipment

Shizhao Ren, Guanghui Wei, Xiaodong Pan, Kai Zhao, and Xue Du

Author Affiliations

National Key Laboratory of Defense Science and Technology on EM Environment Simulation & Protection, Army Engineering University(Shijiazhuang Campus), Shijiazhuang 050005, China

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DOI: 10.11884/HPLPB202032.190471 Cite this Article

Shizhao Ren, Guanghui Wei, Xiaodong Pan, Kai Zhao, Xue Du. Experimental study on radiation effect of in-band continuous wave on typical radar equipment[J]. High Power Laser and Particle Beams, 2020, 32(5): 053005 Copy Citation Text

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Fig. 1. Block diagram of the test system for continuous wave radiation effect on typical radar equipment

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Fig. 2. Block diagram of the radar system under test

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Fig. 3. Curves of target echo level and compression change with the radiation power

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Fig. 4. In-band sensitivity curve of the radar under test

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P_j/dBm	d/m	level/（dBm·V）	P_j/dBm	d/m	level/（dBm·V）
none	4.69	60.17	29.0	4.15	46.44
2.0	4.69	59.70	32.0	4.19	44.01
5.0	4.69	59.66	35.0	4.53	40.80
8.0	4.69	59.60	38.0	4.69	37.99
11.0	4.65	59.17	41.0	4.65	35.12
14.0	4.61	58.67	44.0	4.63	32.05
17.0	4.63	57.65	47.0	4.59	28.46
20.0	4.59	55.94	50.0	4.57	26.45
23.0	4.19	53.16	53.0	4.57	25.30
26.0	4.15	49.39

Table 1. Results of experiments at frequency f₀

Δf/GHz	E_j/（V·m⁻¹）	Δf/GHz	E_j/（V·m⁻¹）
0	0.39	0.02	0.43
−0.20	2.54	0.04	0.45
−0.18	1.46	0.06	0.56
−0.16	0.63	0.08	0.68
−0.14	0.38	0.10	0.82
−0.12	0.33	0.12	0.82
−0.10	0.32	0.14	0.86
−0.08	0.35	0.16	1.86
−0.06	0.34	0.18	1.37
−0.04	0.35	0.20	5.37
−0.02	0.33

Table 2. Results of in-band sensitivity threshold

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