{
  "$type": "site.standard.document",
  "description": "In a smartphone (1), a navigation application (122) provides route guidance such that even in a state in which it is impossible to connect to a navigation server (4) configured to provide navigation information including route data representing a route and guidance data representing a guidance…",
  "path": "/patents/959724",
  "publishedAt": "2015-06-24T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "G01C21/34",
    "ALPINE ELECTRONICS INC [JP]"
  ],
  "textContent": "In a smartphone (1), a navigation application (122) provides route guidance such that even in a state in which it is impossible to connect to a navigation server (4) configured to provide navigation information including route data representing a route and guidance data representing a guidance content of a guidance point set on the route, route guidance is provided using navigation information previously acquired from the navigation server (4) when the guidance information includes one or more pieces of not-yet-output guidance data of guidance points and when the number of pieces of not-yet-output guidance data is equal to or greater than a predetermined value. When the number of pieces of not-yet-output guidance data is smaller than the predetermined value, navigation information is generated based on map data stored in storage apparatus and route guidance is provided using the generated navigation information.",
  "title": "Navigation apparatus and navigation system"
}