{
  "$type": "site.standard.document",
  "description": "A parking assistance device includes: distance sensors for transmitting detection waves toward a side of a host vehicle while the host vehicle is traveling and receiving reflected waves of the detection waves; a reflection point calculating unit for calculating reflection points indicating…",
  "path": "/patents/1246970",
  "publishedAt": "2019-10-31T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60W30/06",
    "Mitsubishi Electric Corporation"
  ],
  "textContent": "A parking assistance device includes: distance sensors for transmitting detection waves toward a side of a host vehicle while the host vehicle is traveling and receiving reflected waves of the detection waves; a reflection point calculating unit for calculating reflection points indicating positions where the detection waves have been reflected; a grouping unit for grouping the reflection points; a reference distance setting unit for setting a reference distance corresponding to a distance between a host vehicle position indicating the position of the traveling host vehicle and a reflection point group set by grouping; and an object determining unit for setting an object determining threshold value to be compared with the reference distance and determining whether an object corresponding to the reflection point group is a parked vehicle or a parking reference object by comparing the reference distance with the object determining threshold value.",
  "title": "PARKING ASSISTANCE DEVICE"
}