{
"$type": "site.standard.document",
"coverImage": {
"$type": "blob",
"ref": {
"$link": "bafkreiezgojfonjnemdc3fclub7lrokaqwbpwqtvylpwqk6mpwkbuddtza"
},
"mimeType": "image/png",
"size": 113236
},
"description": "A vehicle body speed estimation method applied to a four-wheel drive vehicle (1) includes: acquiring an estimated vehicle body speed based on wheel speeds or a longitudinal acceleration of the vehicle (1); determining whether an operation condition that includes at least a condition that theā¦",
"path": "/patents/1404055",
"publishedAt": "2025-01-01T00:00:00.000Z",
"site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
"tags": [
"B60K17/34",
"TOYOTA MOTOR CO LTD [JP]"
],
"textContent": "A vehicle body speed estimation method applied to a four-wheel drive vehicle (1) includes: acquiring an estimated vehicle body speed based on wheel speeds or a longitudinal acceleration of the vehicle (1); determining whether an operation condition that includes at least a condition that the estimated vehicle body speed is higher than an operation determination speed is satisfied; performing torque limitation to reduce a torque of a portion of wheels (5) of the vehicle (1) when the operation condition is satisfied; determining whether a stop condition that includes a condition that the estimated vehicle body speed is lower than or equal to a stop determination speed or a condition that a duration of a state where a wheel acceleration of the portion of the wheels (5) is higher than zero is longer than or equal to a set period of time; and stopping the torque limitation when the stop condition is satisfied.",
"title": "VEHICLE BODY SPEED ESTIMATION METHOD AND VEHICLE BODY SPEED ESTIMATION APPARATUS"
}