Patent ID: 8761793

Claim:
A vehicle-mounted device, comprising: a communication unit configured to transmit and receive data to and from a center apparatus for distributing content information from any one of a plurality of providers, via a roadside apparatus; a member registration cancellation setting unit configured to set member registration cancellation information including information for each of the providers which provides a distribution service of the content information; a writing unit configured to receive information for the providers when communication with the center apparatus is automatically established, and if it is determined to be a distribution service from a subscribed provider, to determine whether or not the member registration cancellation information is set, and if the member registration cancellation information is set, to write information indicating member registration cancellation in predetermined items of uplink information to be transmitted to the center apparatus; an uplink information transmission unit configured to transmit the uplink information to the center apparatus by the communication unit; a current location detection unit configured to detect position information on a current location; a parking detection unit configured to detect parking of a vehicle on which the vehicle-mounted device is mounted; a home registration point storage unit configured to store home registration point information; and a home registration point changing unit configured, when the parking of the vehicle on which the vehicle-mounted device is mounted has been detected by the parking detection, if the number of times in which the position information on the current location detected by the current location detection unit and position information indicated by the home registration point information stored in the home registration point storage unit do not coincide with each other has exceeded a predefined reference number of times, to change the home registration point information stored in the home registration point storage unit to the position information on the current location, wherein if the home registration point information stored in the home registration point storage unit has been changed by the home registration point changing unit, the member registration cancellation setting unit sets the member registration cancellation information on the distribution service.