A roadside device for communicating with vehicle-mounted equipment on a vehicle, via a roadside antenna, is provided with: a history reception unit for receiving from the vehicle-mounted equipment both roadside device identification information capable of specifying the roadside device that the vehicle-mounted equipment communicates with, and communication history information, recorded in association with radio wave intensities used in the communication with the roadside device; and a connection processing unit which continues the communication with the vehicle-mounted equipment when a first radio wave intensity associated with the roadside device identification information of the own roadside device is the greatest among the plurality of radio wave intensities included in the communication history information, and cuts off the communication with the vehicle-mounted equipment when the first radio wave intensity is less than a second radio wave intensity associated with the roadside device identification information of another roadside device.
ROADSIDE DEVICE, VEHICLE-MOUNTED EQUIPMENT, ROAD-TO-VEHICLE COMMUNICATION SYSTEM, ROAD-TO-VEHICLE COMMUNICATION METHOD, AND PROGRAM
2021-06-03
Patent
Electronic Resource
English
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