| 摘要 |
The purpose of the invention is to provide a vehicle communication system and on-board device that can flexibly control opening a vehicle door. Provided is a vehicle communication system comprising an on-board device 1 that outputs a control signal to open a vehicle door D, and a mobile device 2 that transmits, to the on-board device 1, a reservation signal that pertains to a reservation to open the vehicle door D, wherein the on-board device 1 comprises: a reservation signal receiving unit that receives the reservation signal; a request signal transmitting unit that transmits a request signal to request a response signal from the mobile device 2 when the reservation signal is received; a response signal receiving unit that receives the response signal from the mobile device 2 in response to the request signal transmitted by the request signal transmitting unit; a detecting unit that detects, on the basis of the received response signal, the positional relationship between the mobile device 2 and a vehicle C in which the on-board device is mounted when the response signal receiving unit receives the response signal from the mobile device 2; and an outputting unit that outputs a control signal when the reservation signal receiving unit receives the reservation signal and the positional relationship detected by the detecting unit indicates that the distance between the mobile device and the vehicle is no more than a prescribed distance. |
