{
  "$type": "site.standard.document",
  "description": "The general field of the invention is that of on-board assistance devices for following an airport route by an aircraft, said device comprising: - an on-board optical sensor system (1); - means (2) providing the current position of said aircraft; - a database (3) comprising the topological…",
  "path": "/patents/1008501",
  "publishedAt": "2011-10-19T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "G01C21/20",
    "THALES SA [FR]"
  ],
  "textContent": "The general field of the invention is that of on-board assistance devices for following an airport route by an aircraft, said device comprising: - an on-board optical sensor system (1); - means (2) providing the current position of said aircraft; - a database (3) comprising the topological information of the airport; - a recognition system (4) providing, from the video images from the optical sensor system, data characteristic of the portion of the airport route, making it possible to identify a simple \"primitive\" representative of the portion of the route followed; - a processing computer (5) arranged so as to o extract from the database a succession of simple geometric shapes representing the airport route and of the same nature as the \"primitives\" from the recognition system; o compare them to said \"primitives\"; o validate or invalidate the route followed by said aircraft depending on the result of the comparison.",
  "title": "Device for assisting the taxing process of an airplane"
}