{
  "$type": "site.standard.document",
  "description": "This switch device includes: a relay unit configured to perform a first relay process of relaying data between function units installed in a vehicle and belonging to different VLANs; a calculation unit configured to calculate time correction information on the basis of a transmission time of data…",
  "path": "/patents/1280901",
  "publishedAt": "2021-01-07T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H04L12/4641",
    "SUMITOMO ELECTRIC INDUSTRIES, LTD."
  ],
  "textContent": "This switch device includes: a relay unit configured to perform a first relay process of relaying data between function units installed in a vehicle and belonging to different VLANs; a calculation unit configured to calculate time correction information on the basis of a transmission time of data from a first function unit serving as the function unit to the switch device, a reception time in the switch device of the data transmitted from the first function unit, a transmission time of data from a second function unit serving as the function unit to the switch device, and a reception time in the switch device of the data transmitted from the second function unit; and a notification unit configured to notify the second function unit of the time correction information calculated by the calculation unit.",
  "title": "SWITCH DEVICE, VEHICLE-MOUNTED COMMUNICATION DEVICE, VEHICLE-MOUNTED COMMUNICATION SYSTEM, TIME CORRECTION METHOD, AND TIME CORRECTION PROGRAM"
}