The invention provides a vehicle position judgment method and system. The method comprises the following steps: transmitting an OBU searching command to N preset areas in a time sharing manner, and monitoring the feedback information, for the OBU searching command, of an OBU; if the feedback information, for the OBU searching command, of the OBU is received in a certain preset area, determining a vehicle where the OBU is located is located in the preset area. The vehicle position judgment method is simple, easy to implement and low in cost, and can be conveniently and widely applied to the judgment of the position of the vehicle, and difficulty in the judgment of the position of the vehicle is lowered.
Vehicle position judgment method and system
2015-04-29
Patent
Elektronische Ressource
Englisch
IPC: | G08G Anlagen zur Steuerung, Regelung oder Überwachung des Verkehrs , TRAFFIC CONTROL SYSTEMS |
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