MAP DATA STORAGE DEVICE, MAP DATA PROCESSING DEVICE, AND MAP DATA UPDATING DEVICE

摘要

Provided is a map data storage device capable of reducing map data update processing time and capable of inhibiting cost burdens incurred by a user or a map-creation company. The map data storage device stores map data (30) provided with update data (31) including at least road data, and non-update data (32), wherein the map data storage device has a plurality of partitions (202, 203), and the update data (31) and the non-update data (32) are stored in mutually different partitions (202, 203).