{
  "$type": "site.standard.document",
  "description": "A train control device comprising: an imaging device that captures images from a train traveling on a rail; and a recognition unit that recognizes the rail and an obstacle on the rail with the image data captured by the imaging device, and calculates the distance to the obstacle on the basis of the…",
  "path": "/patents/1419490",
  "publishedAt": "2025-11-19T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60L15/40",
    "HITACHI LTD [JP]"
  ],
  "textContent": "A train control device comprising: an imaging device that captures images from a train traveling on a rail; and a recognition unit that recognizes the rail and an obstacle on the rail with the image data captured by the imaging device, and calculates the distance to the obstacle on the basis of the rail width of the point where the obstacle exists.",
  "title": "TRAIN CONTROL DEVICE AND TRAIN CONTROL SYSTEM"
}