{
  "$type": "site.standard.document",
  "description": "A head-up display device (HUD) includes a sound analysis portion that determines whether a specific alarm is involved in sound signals from microphones to to collect ambient sound around a vehicle. When a specific alarm has been detected as determined by the sound analysis portion, an image display…",
  "path": "/patents/1370302",
  "publishedAt": "2024-10-17T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "G09G5/37",
    "Maxell, Ltd."
  ],
  "textContent": "A head-up display device (HUD) includes a sound analysis portion that determines whether a specific alarm is involved in sound signals from microphones to to collect ambient sound around a vehicle. When a specific alarm has been detected as determined by the sound analysis portion, an image display unit displays icons, representing the specific alarm. The specific alarm includes a siren sound given from an emergency vehicle and a horn sound given from a general vehicle and the sound analysis portion analyzes frequency of input sound signals and thereby determines whether the sound is the specific alarm.",
  "title": "VEHICLE"
}