To properly detect the reflected light of a headlight of an own vehicle.SOLUTION: A reflected light detection device 10 comprises an acquisition unit 12 for acquiring a visible light image which captures the outside of the vehicle irradiated with a headlight of an own vehicle by visible light, an infrared image which captures an infrared ray from an imaging range of the visible light image, and distance information on a distance to an object included in the imaging range of the visible light image, an identification unit 14 for identifying a specific area included in the imaging range of the visible light image which satisfies a condition that luminance in the visible light image is a first reference value or more, luminance in an infrared image is a second reference value or less, and the distance is a third reference value or less, and an output unit 18 for outputting a prescribed signal when the specific area is identified by the identification unit 14.SELECTED DRAWING: Figure 2
【課題】自車両の照灯の反射光を適切に検出する。【解決手段】反射光検出装置10は、自車両の照灯により照らされる車外を可視光で撮像した可視光画像と、可視光画像の撮像範囲からの赤外線を撮像した赤外線画像と、可視光画像の撮像範囲に含まれる対象物までの距離情報とを取得する取得部12と、可視光画像における輝度が第1基準値以上であり、赤外線画像における輝度が第2基準値以下であり、距離が第3基準値以下である条件を満たす可視光画像の撮像範囲に含まれる特定領域を特定する特定部14と、特定部14により特定領域が特定される場合に所定の信号を出力する出力部18と、を備える。【選択図】図2
REFLECTED LIGHT DETECTION DEVICE, REFLECTED LIGHT DETECTION METHOD AND PROGRAM
反射光検出装置、反射光検出方法およびプログラム
2020-06-18
Patent
Electronic Resource
Japanese
IPC: | B60Q ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL , Anordnung von Signal- oder Beleuchtungsvorrichtungen, deren Einbau oder Halterung oder deren Schaltkreise bei Fahrzeugen allgemein / G01N Untersuchen oder Analysieren von Stoffen durch Bestimmen ihrer chemischen oder physikalischen Eigenschaften , INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES |
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