{
  "$type": "site.standard.document",
  "description": "The lane change support device is configured to estimate a lane speed of another vehicle traveling on a lane of a lane change destination, determine a minimum length of a space in a lane of a lane change destination necessary for lane change based on a lane speed of the other vehicle, estimate an…",
  "path": "/patents/1387538",
  "publishedAt": "2026-06-09T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60W30/18163",
    "TOYOTA JIDOSHA KABUSHIKI KAISHA"
  ],
  "textContent": "The lane change support device is configured to estimate a lane speed of another vehicle traveling on a lane of a lane change destination, determine a minimum length of a space in a lane of a lane change destination necessary for lane change based on a lane speed of the other vehicle, estimate an actual length of a space in the lane of the lane change destination, and determine whether lane change is possible based on the minimum length and the actual length, and calculate a target relative speed of the own vehicle with respect to the other vehicle based on an allowable acceleration or deceleration speed of the own vehicle, and search for a space in a lane of a lane change destination necessary for lane change while controlling a vehicle speed of the own vehicle in such a manner that a relative speed becomes a target relative speed.",
  "title": "Lane change support device"
}