Gang LI, Yi-chao CHEN, Jian-jun ZHANG, Fu-yu HUANG, Shuai ZHANG. Key Parameters Demonstration for Ultra-Field Infrared System in Vehicle Application Based on Safety Distance and Imaging Size[J]. Spectroscopy and Spectral Analysis, 2022, 42(11): 3601
- Spectroscopy and Spectral Analysis
- Vol. 42, Issue 11, 3601 (2022)
Fig. 1. Correspondence between spherical object and its plane image
Fig. 2. Braking distance and safety distance at different initial speeds
Fig. 3. Three models of pedestrian standing state
Fig. 4. UV840A long wave infrared chip
Fig. 5. Ultra-wide FOV infrared lens
Fig. 6. Local schematic diagrams of pedestrian imagings at different distances
(a): 100 m; (b): 120 m; (c): 150 m
(a): 100 m; (b): 120 m; (c): 150 m
Fig. 7. Long distance pedestrian imaging characteristics
Fig. 8. Pedestrian target distance and “discovery” probability
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Table 1. Statistical table of braking response time (unit: ms)
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Table 2. Safe driving distance of armored vehicles
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Table 3. One dimensional Johnson criterion
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Table 4. Relationship between the discovery probability and the number of pixels
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