{
  "$type": "site.standard.document",
  "coverImage": {
    "$type": "blob",
    "ref": {
      "$link": "bafkreibdepprn46lb6min3ycmxym4batuoddfavn453w6jzikcxw7yo7sy"
    },
    "mimeType": "image/png",
    "size": 90398
  },
  "description": "A power conversion device 200 comprises a power conversion unit of a three phase full bridge type including upper arm switching devices 328 and lower arm switching devices 330, and a controller 170 that outputs drive signals to these switching devices 328, 330. This power conversion device 200…",
  "path": "/patents/1015474",
  "publishedAt": "2011-02-23T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60L15/025",
    "HITACHI AUTOMOTIVE SYSTEMS LTD [JP]"
  ],
  "textContent": "A power conversion device 200 comprises a power conversion unit of a three phase full bridge type including upper arm switching devices 328 and lower arm switching devices 330, and a controller 170 that outputs drive signals to these switching devices 328, 330. This power conversion device 200 forms alternately a first interval in which the upper arm switching devices 328 and the lower arm switching devices 330 are switched to ON for different phases, and a second interval in which, for all phases, either the upper arm switching devices 328 or the lower arm switching devices 330 are switched to ON, according to electrical angle.",
  "title": "Power conversion device in a car"
}