{
  "$type": "site.standard.document",
  "description": "This invention relates to a navigation system comprising an information distributing center including a route data creating unit that, when having received a route calculation condition including at least a departure point and a destination from a navigation device, calculates a guidance route from…",
  "path": "/patents/990736",
  "publishedAt": "2013-05-15T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "G01C21/3415",
    "AISIN AW CO [JP]"
  ],
  "textContent": "This invention relates to a navigation system comprising an information distributing center including a route data creating unit that, when having received a route calculation condition including at least a departure point and a destination from a navigation device, calculates a guidance route from the departure point to the destination and creates guidance route data, and a distributing unit that distributes the guidance route data to the navigation device; and a navigation device including a route guidance unit that, when having received the guidance route data, provides route guidance based on the guidance route data, a current position detecting unit that detects a current position, a deviation determining unit that determines whether the current position has deviated from the guidance route, and a recalculation condition transmitting unit that, when it has been determined that the current position has deviated from the guidance route, transmits to the information distributing center a reroute calculation condition including the current position and the destination.",
  "title": "Navigation system and navigation method"
}