{
  "$type": "site.standard.document",
  "description": "A passive keyless entry device is constructed by a car mounting device (1) mounted to an automobile, a portable device (2) and transmitter-receivers (3) for monitoring a tire pneumatic pressure. The car mounting device has a low frequency signal transmitting section (5) for transmitting a request…",
  "path": "/patents/1086342",
  "publishedAt": "2004-06-16T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60C23/0408",
    "ALPS ELECTRIC CO LTD [JP]"
  ],
  "textContent": "A passive keyless entry device is constructed by a car mounting device (1) mounted to an automobile, a portable device (2) and transmitter-receivers (3) for monitoring a tire pneumatic pressure. The car mounting device has a low frequency signal transmitting section (5) for transmitting a request signal to the portable device (2) and the transmitter-receivers (3) for monitoring the tire pneumatic pressure, a receiving section (4) for a keyless entry for receiving an answer signal responsive to the request signal from the portable device, a receiving section (6) for monitoring the tire pneumatic pressure for receiving the answer signal responsive to the request signal from the transmitter-receivers (3) for monitoring the tire pneumatic pressure, and a controller (9) for forming the request signal and controlling the operation of a door lock mechanism (12) in response to the answer signal and displaying tire pneumatic pressure information.",
  "title": "Passive keyless entry device for monitoring tire pneumatic pressure by bidirectional communication"
}