{
  "$type": "site.standard.document",
  "description": "The present invention relates to a driver drowsiness detection and alerting system comprising a plurality of marks in ring configuration around an exterior cylindrical surface of a vehicle's steering wheel column assembly, and an optical sensor assembly near the plurality of marks for detecting…",
  "path": "/patents/959413",
  "publishedAt": "2015-07-01T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60K28/066",
    "DEMERSTEE TRANSP SOLUTIONS BVBA [BE]"
  ],
  "textContent": "The present invention relates to a driver drowsiness detection and alerting system comprising a plurality of marks in ring configuration around an exterior cylindrical surface of a vehicle's steering wheel column assembly, and an optical sensor assembly near the plurality of marks for detecting movement of the marks, the optical sensor assembly connected to a means for alerting the driver if the steering wheel does not move for a prescribed time period while the motor vehicle is moving, characterized in that the optical sensor assembly comprises a optical detector and a light emitter adjacent to each other. Additionally, the present invention relates to a kit of parts for such driver drowsiness detection and alerting system.",
  "title": "A driver drowsiness detection and alerting system"
}