To perform traffic support at an intersection at which a general road and an exclusive road cross.SOLUTION: A roadside machine 40 for controlling a traffic safety device provided at a railroad crossing 150 at which a general road 120 on which a vehicle 20 travels and a railroad track 110 on which a railroad vehicle 10 taking priority over the vehicle 20 travels receives a first message including an information element showing the railroad vehicle as a model of a transmission source vehicle, and an information element showing at least one of the position of the railroad vehicle 10 and a speed of the railroad vehicle 10 from the railroad vehicle 10. In the roadside machine 40, a communication part transmits a second message including an information element about a passage waiting time of the railroad vehicle 10 at the railroad crossing 150 to the vehicle 20.SELECTED DRAWING: Figure 1
【課題】一般道路と専用道路とが交差する交差点における通行支援を行う。【解決手段】車両20が通行する一般道路120と車両20よりも優先される鉄道車両10が通行する線路110とが交差する踏切150に設けられる交通安全装置を制御する路側機40は、送信元車両の種別として鉄道車両を示す情報要素と、鉄道車両10の位置及び鉄道車両10の速度のうち少なくとも一方を示す情報要素とを含む第1メッセージを鉄道車両10から受信する。路側機40は、通信部は、踏切150における鉄道車両10の通過待ち時間に関する情報要素を含む第2メッセージを車両20に送信する。【選択図】図1
BASE STATION, SPECIFIC VEHICLE, AND MOBILE STATION
基地局、特定車両、及び移動局
2020-08-31
Patent
Electronic Resource
Japanese
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