{
  "$type": "site.standard.document",
  "description": "A portable communication device (1,2,3) has a base member with a radio receiver (5), a measurement member with a pressure sensor (11) for detecting variations in atmosphere pressure, and means (6,9) for converting the signal produced by the pressure sensor to a corresponding altitude value and…",
  "path": "/patents/1111688",
  "publishedAt": "2001-07-11T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "G01C25/00",
    "MOTOROLA INC [US]"
  ],
  "textContent": "A portable communication device (1,2,3) has a base member with a radio receiver (5), a measurement member with a pressure sensor (11) for detecting variations in atmosphere pressure, and means (6,9) for converting the signal produced by the pressure sensor to a corresponding altitude value and means for indicating and transmitting the altitude value.",
  "title": "A portable communication device with means for measuring the altitude"
}