Research on the technique of interference airspace evaluation of laser angle deception false targets

Jianlu Huang; Tao Shen; Binbin Sun; Xiaorong Cui

doi:10.3788/IRLA20210008

Journals >Infrared and Laser Engineering >Volume 50 >Issue 9 >Page 20210008 > Article

Infrared and Laser Engineering
Vol. 50, Issue 9, 20210008 (2021)

Research on the technique of interference airspace evaluation of laser angle deception false targets

Jianlu Huang, Tao Shen, Binbin Sun, and Xiaorong Cui

Author Affiliations

School of Nuclear Engineering, Rocket Force University of Engineering, Xi’an 710025, China

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DOI: 10.3788/IRLA20210008 Cite this Article

Jianlu Huang, Tao Shen, Binbin Sun, Xiaorong Cui. Research on the technique of interference airspace evaluation of laser angle deception false targets[J]. Infrared and Laser Engineering, 2021, 50(9): 20210008 Copy Citation Text

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Fig. 1. Schematic diagram of false target interference airspace evaluation system

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Fig. 2. Flow chart of target board parameter calculation

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Fig. 3. Schematic diagram of false target interference airspace

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Fig. 4. Schematic diagram of the interference airspace evaluation experiment

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Fig. 5. Target board image

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Fig. 6. Situation diagram of interfering airspace

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Number	Energy value in the 0°/J·mm⁻²	Energy value in the 120°/J·mm⁻²	Energy value in the 240°/J·mm⁻²
1	2.79×10⁻¹³	2.24×10⁻¹³	4.20×10⁻¹³
2	2.77×10⁻¹³	2.23×10⁻¹³	4.15×10⁻¹³
3	2.75×10⁻¹³	2.22×10⁻¹³	4.15×10⁻¹³
4	2.75×10⁻¹³	2.20×10⁻¹³	4.14×10⁻¹³
5	2.72×10⁻¹³	2.20×10⁻¹³	4.14×10⁻¹³
6	2.72×10⁻¹³	2.19×10⁻¹³	4.11×10⁻¹³
7	2.72×10⁻¹³	2.18×10⁻¹³	4.11×10⁻¹³
8	2.71×10⁻¹³	2.18×10⁻¹³	4.10×10⁻¹³
9	2.71×10⁻¹³	2.18×10⁻¹³	4.08×10⁻¹³
10	2.71×10⁻¹³	2.18×10⁻¹³	4.08×10⁻¹³
11	2.71×10⁻¹³	2.17×10⁻¹³	4.07×10⁻¹³
12	2.69×10⁻¹³	2.16×10⁻¹³	4.07×10⁻¹³
13	2.68×10⁻¹³	2.15×10⁻¹³	4.06×10⁻¹³
14	2.68×10⁻¹³	2.15×10⁻¹³	4.06×10⁻¹³
15	2.67×10⁻¹³	2.15×10⁻¹³	4.06×10⁻¹³
16	2.66×10⁻¹³	2.14×10⁻¹³	4.04×10⁻¹³
17	2.65×10⁻¹³	2.14×10⁻¹³	4.04×10⁻¹³
18	2.65×10⁻¹³	2.12×10⁻¹³	4.04×10⁻¹³
19	2.64×10⁻¹³	2.12×10⁻¹³	4.02×10⁻¹³
20	2.64×10⁻¹³	2.10×10⁻¹³	4.02×10⁻¹³
Average	2.70×10⁻¹³	2.17×10⁻¹³	4.08×10⁻¹³

Table 1. Laser energy density measurement results

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Azimuth/（°）	Distance of target board L/m	Normal angle azimuth component ${\varphi _a}$/(°)	Normal angle pitch component ${\varphi _p}$/（°）
0	143.072	0.4	18.4
120	142.643	0.4	19.4
240	143.072	0.2	19.0

Table 2. Result of target board parameter calculation

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