{
  "$type": "site.standard.document",
  "description": "The invention relates to a vehicular navigation system for calculating a route to a destination, comprising: means (13) for determining a present vehicle position; means (19) for calculating a first route from the present vehicle position to the destination; means (31) for acquiring traffic…",
  "path": "/patents/1068339",
  "publishedAt": "2006-04-12T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "G01C21/3415",
    "ALPINE ELECTRONICS INC [JP]"
  ],
  "textContent": "The invention relates to a vehicular navigation system for calculating a route to a destination, comprising: means (13) for determining a present vehicle position; means (19) for calculating a first route from the present vehicle position to the destination; means (31) for acquiring traffic information; means (19) for calculating an alternative route if acquired traffic information shows a traffic event within a detection range (45), the detection range being an area of predetermined size around the present vehicle position; means (19) for recalculating a route if traffic information shows that a traffic event has disappeared which is in a zone where the detection range and a destination range overlap (47), the destination range being an area between the present vehicle position and the destination.",
  "title": "Vehicle navigation system for calculating a route to a destination"
}