{
  "$type": "site.standard.document",
  "description": "A navigation planning method and device 101 comprising a chart data receipt unit 119, a waypoint receipt unit 121, a potential waypoint receipt unit 123 configured to receive a potential waypoint 204, and a position specifying unit 125 configured to: determine a position of the potential waypoint…",
  "path": "/patents/1403672",
  "publishedAt": "2025-02-26T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "G01C21/04",
    "FURUNO ELECTRIC CO [JP]"
  ],
  "textContent": "A navigation planning method and device 101 comprising a chart data receipt unit 119, a waypoint receipt unit 121, a potential waypoint receipt unit 123 configured to receive a potential waypoint 204, and a position specifying unit 125 configured to: determine a position of the potential waypoint 204 by: receive a current position data of the potential waypoint 204, receive position information of the plurality of targets 206a, 206b, calculate a distance between the potential waypoint 204 and each of the plurality of targets 206a, 206b, calculate an angle 506 between a first bar 208 and a second bar 210 on a chart, where the first bar 208 is to connect the latest waypoint 202 with the potential waypoint 204 and the second bar 210 is to connect the potential waypoint 204 with the plurality of targets 206a, 206b, and output an activating signal when the calculated angle 506 is equal to a threshold value and when the calculated distance is at minimum.",
  "title": "METHOD AND DEVICE FOR NAVIGATION PLANNING"
}