[MEANS OF SOLVING THE PROBLEM] A vehicle-mounted device 1 includes: a map information database 161 that stores map information; an update information acquiring unit 171 that acquires, from a center device 2, update information for updating the map information; a map information updating unit 172 that updates the map information on the basis of the update information; a temporarily delivered information acquiring unit 173 that acquires temporarily delivered information that is used for guidance until the update is completed, that has an identical data structure to the map information, and that is replaceable with the map information; a data recording unit 16 that stores the temporarily delivered information acquired by the temporarily delivered information acquiring unit 173; and a guidance unit 174 that provides guidance, until the update is completed, on the basis of the temporarily delivered information stored in the data recording unit 16, and that provides guidance, after the update is completed, on the basis of the map information updated by the map information updating unit 172.
GUIDING DEVICE, GUIDING METHOD, AND GUIDING PROGRAM
FÜHRUNGSVORRICHTUNG, FÜHRUNGSVERFAHREN UND FÜHRUNGSPROGRAMM
DISPOSITIF DE GUIDAGE, PROCÉDÉ DE GUIDAGE, ET PROGRAMME DE GUIDAGE
2020-04-22
Patent
Electronic Resource
English
GUIDING DEVICE, GUIDING METHOD AND COMPUTER PROGRAM OF GUIDING DEVICE
European Patent Office | 2020
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