Spectroscopy and Spectral Analysis, Volume. 42, Issue 11, 3601(2022)
Key Parameters Demonstration for Ultra-Field Infrared System in Vehicle Application Based on Safety Distance and Imaging Size
Figures & Tables(12)
Fig. 1. Correspondence between spherical object and its plane image
Fig. 2. Braking distance and safety distance at different initial speeds
Fig. 6. Local schematic diagrams of pedestrian imagings at different distances
(a): 100 m; (b): 120 m; (c): 150 m
Table 1. Statistical table of braking response time (unit: ms)
View tableView in ArticleTable 1. Statistical table of braking response time (unit: ms)
年龄段 判断时间 准备时间 响应时间 总时长 20~29 376 110±4.5 45 [566.5, 575.5] 30~39 371 121±3.7 45 [573.3, 580.7] 40~49 374 135±5.3 45 [588.7, 599.3] ≥50 383 147±9.3 45 [605.7, 624.3]
Table 2. Safe driving distance of armored vehicles
View tableView in ArticleTable 2. Safe driving distance of armored vehicles
模式 速度/(km·h-1) 安全距离/m 公路极限 67 83.4 越野极限 50 55.7 一般行驶 40 41.4
Table 3. One dimensional Johnson criterion
View tableView in ArticleTable 3. One dimensional Johnson criterion
观察等级 发现 分类 识别 认清 所需线对数(50%) 1.0 1.4 4.0 6.5
Table 4. Relationship between the discovery probability and the number of pixels
View tableView in ArticleTable 4. Relationship between the discovery probability and the number of pixels
概率 1 0.9 0.8 0.7 0.6 0.5 发现 16.6 6.9 4.8 3.6 2.8 2.3
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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
Paper Information
Category: Research Articles
Received: Nov. 26, 2020
Accepted: --
Published Online: Nov. 23, 2022
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