{
  "$type": "site.standard.document",
  "description": "A vehicle master device is configured to acquire update data from outside and distribute the acquired update data to a rewrite target electronic control unit (ECU). The vehicle master device includes a distribution frequency specifying unit that is configured to specify a distribution frequency of…",
  "path": "/patents/1292101",
  "publishedAt": "2021-06-03T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H04L12/40",
    "DENSO CORPORATION"
  ],
  "textContent": "A vehicle master device is configured to acquire update data from outside and distribute the acquired update data to a rewrite target electronic control unit (ECU). The vehicle master device includes a distribution frequency specifying unit that is configured to specify a distribution frequency of the update data to the rewrite target ECU based on a correspondence relationship between a predetermined vehicle power supply state and transmission restriction information related to distribution of the update data and a vehicle power supply state during updating, and a distribution control unit that is configured to control distribution of the update data according to the distribution frequency specified by the distribution frequency specifying unit.",
  "title": "VEHICLE MASTER DEVICE, UPDATE DATA DISTRIBUTION CONTROL METHOD, COMPUTER PROGRAM PRODUCT AND DATA STRUCTURE OF SPECIFICATION DATA"
}