{
  "$type": "site.standard.document",
  "description": "A personal communication device (PCD) with electromagnetic communication capability has a GPS receiver and display (28, 30). The PCD requests maps and location tagged data from data providers and for display on the PCD. The data providers respond to requests by searching and sorting schemes to…",
  "path": "/patents/1069768",
  "publishedAt": "2006-03-01T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "G01C21/20",
    "AMERICAN CALCAR INC [US]"
  ],
  "textContent": "A personal communication device (PCD) with electromagnetic communication capability has a GPS receiver and display (28, 30). The PCD requests maps and location tagged data from data providers and for display on the PCD. The data providers respond to requests by searching and sorting schemes to interrogate data bases and then automatically transmit data responsive to the requests to the requesting PCD.",
  "title": "Map downloading system with GPS and transceiver"
}