{
  "$type": "site.standard.document",
  "description": "A method of detecting a tunnel or an overpass performed by a tunnel detection apparatus. The method includes obtaining multi-layer data divided up and down from a LiDAR sensor and detecting entry or exit of the tunnel or the overpass around a moving object on which the tunnel detection apparatus is…",
  "path": "/patents/1323018",
  "publishedAt": "2022-07-21T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "G01S17/931",
    "Vueron Technology Co., Ltd"
  ],
  "textContent": "A method of detecting a tunnel or an overpass performed by a tunnel detection apparatus. The method includes obtaining multi-layer data divided up and down from a LiDAR sensor and detecting entry or exit of the tunnel or the overpass around a moving object on which the tunnel detection apparatus is mounted based on distance information indicated by each of at least some layer data among the multi-layer data.",
  "title": "METHOD OF DETECTING TUNNEL AND OVERPASS BY USING LIDAR SENSOR AND APPARATUS THEREFOR"
}