{
  "$type": "site.standard.document",
  "description": "Systems and methods to launch an aircraft are disclosed. In one embodiment, a system (100) comprises an electrically powered buoyant aircraft (110), a control system (130) to maneuver the aircraft and a tether (140) adapted to couple to the aircraft and to a ground-based power supply (180) to…",
  "path": "/patents/970305",
  "publishedAt": "2014-09-10T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60L9/00",
    "BOEING CO [US]"
  ],
  "textContent": "Systems and methods to launch an aircraft are disclosed. In one embodiment, a system (100) comprises an electrically powered buoyant aircraft (110), a control system (130) to maneuver the aircraft and a tether (140) adapted to couple to the aircraft and to a ground-based power supply (180) to provide power to the aircraft while the aircraft is coupled to the tether, wherein the aircraft can disconnect autonomously from the tether in response to a command signal.",
  "title": "Autonomous aircraft"
}