{
  "$type": "site.standard.document",
  "description": "Claimed is a system and a computer-implemented method of planning a route to a destination, based upon a fixed, predefined time-independent cost associated with each different route segment in a map database; a historical time-dependent cost, associated with at least some of the route segments in…",
  "path": "/patents/973751",
  "publishedAt": "2014-06-18T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "G01C21/26",
    "TOMTOM INT BV [NL]"
  ],
  "textContent": "Claimed is a system and a computer-implemented method of planning a route to a destination, based upon a fixed, predefined time-independent cost associated with each different route segment in a map database; a historical time-dependent cost, associated with at least some of the route segments in the map database; and updated time-dependent cost for some of the route segments for a current or a future time based on an identification of currently congested route segments by a traffic monitoring system, as well as a computer-implemented method processing traffic monitoring data to generate a database of historical time-dependent traffic speeds or transit times for some route segments in a map database; to identify currently congested route segments; and to predict a traffic speed or transit time for a future time for at least one currently congested route segment.",
  "title": "A method of and a navigation device for time-dependent route planning"
}