{
  "$type": "site.standard.document",
  "description": "A cellular radio building navigation unit has a receiver (50) with base station identification (52) and field strength measurement (54) for position determination (56) using a radio channel model (58) for the building.",
  "path": "/patents/1097876",
  "publishedAt": "2003-03-05T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "G01C21/206",
    "FRAUNHOFER GES FORSCHUNG [DE]"
  ],
  "textContent": "A cellular radio building navigation unit has a receiver (50) with base station identification (52) and field strength measurement (54) for position determination (56) using a radio channel model (58) for the building.",
  "title": "Mobile navigation device for a cellular radio network"
}