To provide an axle number detection device, a toll collection system, an axle number detection method, and a program that make it difficult to erroneously detect the number of axles of tires that touch the ground.SOLUTION: An axle number detection device 25 includes: a reception unit 251 that receives a detection signal of a laser scan sensor 21; an area identifying unit 252 that identifies an area corresponding to each tire position of a vehicle including a plurality of tires on a side surface that receives a laser beam; a road surface distance identifying unit 253 that identifies road surface distance in each scan; a minimum value identifying unit 254 that identifies the minimum value of the road surface distance in each area; and a lift-up axle identifying unit 255 that identifies a lift-up axle based on difference in the minimum value.SELECTED DRAWING: Figure 3
【課題】接地するタイヤの車軸数を誤って検出しにくい車軸数検出装置、料金収受システム、車軸数検出方法、及びプログラムを提供する。【解決手段】車軸数検出装置25は、レーザスキャンセンサ21の検出信号を受信する受信部251と、レーザ光を受ける側面に複数のタイヤを備える車両の各タイヤ位置に相当する領域を特定する領域特定部252と、各走査において、路面距離を特定する路面距離特定部253と、各領域において、路面距離の最小値を特定する最小値特定部254と、最小値の相違に基づいて、リフトアップ軸を特定するリフトアップ軸特定部255と、を備える。【選択図】図3
AXLE NUMBER DETECTION DEVICE, TOLL COLLECTION SYSTEM, AXLE NUMBER DETECTION METHOD, AND PROGRAM
車軸数検出装置、料金収受システム、車軸数検出方法、及びプログラム
2021-08-30
Patent
Electronic Resource
Japanese
AXLE NUMBER DETECTION DEVICE, TOLL COLLECTION SYSTEM, AXLE NUMBER DETECTION METHOD, AND PROGRAM
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