Map information distribution center and map information...

Details Map information distribution center and map information... Map information distribution center and map information...

G - Physics

01

C

G01C 21/32 (2006.01) G08G 1/0968 (2006.01)

Patent

CA 2645219

As for the navigation updating history information in an individual navigation device, sorted by a navigation ID which specifies the navigation device, the version of map information currently stored in the navigation device is stored corresponding to each block ID given to an area of an approximately 2.5 km square sorted in three distribution road categories of high standard which represents high standard roads such as national expressways and city expressways, ordinary which represents ordinary roads such as national roads of three digit numbers or more, principal local roads, prefectural roads and municipal roads, and narrow street which represents narrow streets.

Concernant les informations historiques d'actualisation de navigation dans un dispositif de navigation individuel, lesquelles sont classées par ID de navigation spécifiant le dispositif de navigation, la version des informations cartographiques stockées dans le dispositif de navigation est stockée d'après chaque ID de bloc attribuée à une zone d'environ 2,5 km2 divisée en trois catégories de voies de dégagement importantes qui sont les routes importantes, telles que des routes express nationales et des routes express départementales, la route ordinaire qui représente les routes ordinaires, telles que les routes nationales représentées par des nombres à trois chiffres ou plus, les routes vicinales principales, les routes cantonales et les routes municipales, et la rue étroite qui représente les rues étroites.

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