{
  "$type": "site.standard.document",
  "description": "A method for visually tracking a gaze point of a human eye includes: periodically obtaining position coordinates of a human eye of a driver of a host vehicle and coordinates of a gaze point of a sightline of the human eye on ab inner side of a current projection screen; in combination with a…",
  "path": "/patents/1336243",
  "publishedAt": "2023-01-26T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60W30/095",
    "GUANGZHOU AUTOMOBILE GROUP CO., LTD."
  ],
  "textContent": "A method for visually tracking a gaze point of a human eye includes: periodically obtaining position coordinates of a human eye of a driver of a host vehicle and coordinates of a gaze point of a sightline of the human eye on ab inner side of a current projection screen; in combination with a refractive index and a curvature of the current projection screen, coordinates of a gaze point of the sightline on an outer side of the current projection screen and a corresponding refracted light path formed by outward refraction of the sightline are obtained, and in combination with a preset normal viewing distance of the human eye, a final gaze point of the sightline on the refracted light path and coordinates of the final gaze point are obtained.",
  "title": "METHOD FOR VISUALLY TRACKING GAZE POINT OF HUMAN EYE, VEHICLE EARLY WARNING METHOD AND DEVICE"
}