Patent ID: 7660653

Claim:
A navigation system including a processing program for controlling functions of the navigation system, the navigation system configured to communicate with a vehicle on which the navigation system is mounted to obtain vehicle information identifying the vehicle, and configured to adjust the processing program in accordance with the vehicle information; the navigation system comprising: an information acquiring unit for acquiring the vehicle information transmitted from the vehicle via a vehicle-mounted LAN; an information determining unit for determining whether the vehicle information acquired by the information acquiring unit exists in an internal memory provided in the information determining unit; an information generating unit for generating, when the information determining unit determines that the vehicle information acquired by the information acquiring unit exists in the internal memory, setting-information of the processing program based on the vehicle information; and an adjusting unit for adjusting the processing program according to the setting-information generated by the information generating unit; wherein the navigation system operates under the processing program adjusted by the adjusting unit.