{
  "$type": "site.standard.document",
  "coverImage": {
    "$type": "blob",
    "ref": {
      "$link": "bafkreieqg62flzyf2wkko572ktupwpevqxfy3qjgxpoddn4bid5ravvn7e"
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  "description": "A road classification system und method is disclosed. The system comprises at least one tire (12) supporting a vehicle (10); a tire-mounted sensor (24) operable to measure a tire inflation pressure; a tire-mounted identification tag operable to identify the one tire by an identification code; a…",
  "path": "/patents/925244",
  "publishedAt": "2017-06-14T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60C23/0408",
    "GOODYEAR TIRE & RUBBER [US]"
  ],
  "textContent": "A road classification system und method is disclosed. The system comprises at least one tire (12) supporting a vehicle (10); a tire-mounted sensor (24) operable to measure a tire inflation pressure; a tire-mounted identification tag operable to identify the one tire by an identification code; a tire construction database operable for identifying a tire construction type for the one tire from the identification code; a vehicle-mounted axle vertical acceleration sensor operable to measure an axle vertical acceleration of the vehicle; and a road surface classification model for concluding a road surface condition based on measured changes in the measured axle vertical acceleration of the vehicle and the measured tire inflation pressure and the identified tire construction type.",
  "title": "TIRE SENSOR-BASED ROBUST ROAD SURFACE ROUGHNESS CLASSIFICATION SYSTEM AND METHOD"
}