{
  "$type": "site.standard.document",
  "description": "When feedback control is carried out to ensure that the drive torque of an electric motor(20) for driving each wheel of a vehicle should be equal to a motor torque instruction value, micro-vibration is applied to each tire by superposing a micro-vibration signal to a drive signal for the above…",
  "path": "/patents/1103133",
  "publishedAt": "2002-07-17T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60L15/20",
    "BRIDGESTONE CORP [JP]"
  ],
  "textContent": "When feedback control is carried out to ensure that the drive torque of an electric motor(20) for driving each wheel of a vehicle should be equal to a motor torque instruction value, micro-vibration is applied to each tire by superposing a micro-vibration signal to a drive signal for the above electric motor(20) to change the slip ratio-friction characteristics themselves of the tire to control friction force between the tire and the surface of a road, thereby controlling the running performance of the vehicle.",
  "title": "VEHICLE CONTROL METHOD AND VEHICLE CONTROL APPARATUS"
}