To provide a road surface state determination system, a road surface state determination program, and a road surface state determination method that can maintain the road surface state determination accuracy even when a tire changes over time.SOLUTION: A road surface state determination server 300 constituting a road surface state determination system 100 includes: a road surface state acquisition unit 301 for acquiring a road surface state that is determined based on a predetermined determination algorithm using acceleration data; a vehicle state acquisition unit 303 and environment information acquisition unit 305 for acquiring supplementary information including at least one of vehicle state information indicating the state of the vehicle on which the tire is mounted, environmental information indicating the surrounding environment of the vehicle, and the road surface state determined by using acceleration data of tires mounted on other vehicles; and a road surface state updating unit 307 that updates the road surface state acquired by the road surface state acquiring unit 301 using the supplementary information.SELECTED DRAWING: Figure 5
【課題】タイヤが経時的な変化を来した場合でも、路面状態の判定精度を維持し得る路面状態判定システム、路面状態判定プログラム及び路面状態判定方法を提供する。【解決手段】路面状態判定システム100を構成する路面状態判定サーバ300は、加速度データを用いて、所定の判定アルゴリズムに基づいて判定された路面状態を取得する路面状態取得部301と、タイヤが装着されている車両の状態を示す車両状態情報、車両の周辺環境を示す環境情報、及び他の車両に装着されているタイヤの加速度データを用いて判定された路面状態の少なくとも何れかを含む補足情報を取得する車両状態取得部303及び環境情報取得部305と、補足情報を用いて、路面状態取得部301によって取得された路面状態を更新する路面状態更新部307とを備える。【選択図】図5
ROAD SURFACE STATE DETERMINATION SYSTEM, ROAD SURFACE STATE DETERMINATION PROGRAM, AND ROAD SURFACE STATE DETERMINATION METHOD
路面状態判定システム、路面状態判定プログラム及び路面状態判定方法
2020-03-05
Patent
Electronic Resource
Japanese
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