{
  "$type": "site.standard.document",
  "description": "A communication navigation system (S) includes a server (SV) that transmits items of route guidance information to each of terminal units (T) via the Internet (IN), a processing subsystem (10), provided in each terminal unit (T), for determining whether or not the items of route guidance…",
  "path": "/patents/1098171",
  "publishedAt": "2003-02-26T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "G01C21/3626",
    "PIONEER CORP [JP]"
  ],
  "textContent": "A communication navigation system (S) includes a server (SV) that transmits items of route guidance information to each of terminal units (T) via the Internet (IN), a processing subsystem (10), provided in each terminal unit (T), for determining whether or not the items of route guidance information from the server (SV) are necessary, a display subsystem (13) for performing guidance using only one or more items of route guidance information determined to be necessary by the processing subsystem (10), and a speech output subsystem (14).",
  "title": "System and method of communication for navigation system and route guidance information transmitting apparatus"
}