{
  "$type": "site.standard.document",
  "coverImage": {
    "$type": "blob",
    "ref": {
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  "description": "Road information of surroundings of an own vehicle is kept as latest version as possible, and road information of distant areas are updated efficiently. A map providing device according to the present invention searches for an update target portion included in a planned travel route, and also…",
  "path": "/patents/1428266",
  "publishedAt": "2023-08-09T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "G01C21/3605",
    "HITACHI ASTEMO LTD [JP]"
  ],
  "textContent": "Road information of surroundings of an own vehicle is kept as latest version as possible, and road information of distant areas are updated efficiently. A map providing device according to the present invention searches for an update target portion included in a planned travel route, and also searches for an update target portion with an end point of the planned travel route being a starting point.",
  "title": "MAP PRESENTATION DEVICE"
}