Selective radio communication between a radio beacon and an onboard unit of a vehicle passing the radio beacon comprising: in the onboard unit determining the current heading of the onboard unit and transmitting information thereon to the radio beacon; in the radio beacon checking whether the heading indicated in the heading information is within predetermined boundaries, and if so, carrying out a radio communication with the onboard unit.
Method for radio communication between a radio beacon and an onboard unit, and radio beacon and onboard unit therefor
2016-05-10
Patent
Electronic Resource
English
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