{
  "$type": "site.standard.document",
  "description": "The technology comprises a CD/DVD-ROM controller for storing in advance the map information to show the names of roads and facilities located in respective areas, a current position detector for detecting the current position of the vehicle, a position specification section for specifying any…",
  "path": "/patents/1100317",
  "publishedAt": "2002-11-20T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "G01C21/3614",
    "CLARION CO LTD [JP]"
  ],
  "textContent": "The technology comprises a CD/DVD-ROM controller for storing in advance the map information to show the names of roads and facilities located in respective areas, a current position detector for detecting the current position of the vehicle, a position specification section for specifying any position on the map, a retrieval section for retrieving facilities of a plurality of genres around a specified position based on the map information, an extraction section for extracting retrieved facilities in increasing order of distance to the specified position, a display 10 for displaying extracted facilities on the map based on the map information, a route setting section 42 for calculating/setting the route from the current position to a destination based on the map information by selecting any one of the displayed facilities as the destination, and a guidance section for guiding the vehicle along the specified route.",
  "title": "Navigation apparatus, navigation method and navigation software"
}