NAVIGATION DEVICE AND DATABASE UPDATE PROGRAM
    1.
    发明申请
    NAVIGATION DEVICE AND DATABASE UPDATE PROGRAM 审中-公开
    导航设备和数据库更新程序

    公开(公告)号:US20110153661A1

    公开(公告)日:2011-06-23

    申请号:US12997760

    申请日:2009-05-26

    IPC分类号: G06F17/30

    CPC分类号: G01C21/32

    摘要: A navigation device that is provided with reference databases that include search databases that are referenced when the navigation device performs a location search for a location on a map, that accepts provided update data, and that performs update processing for the reference databases is provided with a priority processing unit that, in a case where a command to perform the location search is input during the update processing for the reference databases, gives priority to performing the update processing for location data that are stored in the search databases, as well as with a search unit that, after the update processing for the location data is completed by the priority processing unit, is enabled to perform the location search using the updated location data.

    摘要翻译: 提供了参考数据库的导航装置,该导航装置包括当导航装置执行对地图上的位置的位置搜索,接受所提供的更新数据以及对参考数据库执行更新处理时引用的搜索数据库, 优先处理单元,在对参照数据库的更新处理中输入了执行位置搜索的命令的情况下,优先执行存储在搜索数据库中的位置数据的更新处理,以及使用 搜索单元,在通过优先处理单元完成位置数据的更新处理之后,能够使用更新的位置数据执行位置搜索。