{
  "$type": "site.standard.document",
  "description": "A navigation apparatus and method store traffic information and searches for a guidance route to a specified destination. The apparatus and method calculate congestion degrees for the guidance route based on a factor by time period and the stored traffic information and display the guidance route…",
  "path": "/patents/1069196",
  "publishedAt": "2006-03-15T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "G01C21/3694",
    "AISIN AW CO [JP]"
  ],
  "textContent": "A navigation apparatus and method store traffic information and searches for a guidance route to a specified destination. The apparatus and method calculate congestion degrees for the guidance route based on a factor by time period and the stored traffic information and display the guidance route and the congestion degrees by time period.",
  "title": "Navigation apparatus and method"
}