{
  "$type": "site.standard.document",
  "description": "Methods and systems are provided for operating a variable displacement engine that includes a knock control system. Engine background noise levels for detecting engine knock may be the basis for determining whether or not the engine is operating in a cylinder deactivation mode. Further, select…",
  "path": "/patents/1248462",
  "publishedAt": "2019-11-21T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "F02P5/1521",
    "Ford Global Technologies, LLC"
  ],
  "textContent": "Methods and systems are provided for operating a variable displacement engine that includes a knock control system. Engine background noise levels for detecting engine knock may be the basis for determining whether or not the engine is operating in a cylinder deactivation mode. Further, select variable engine displacement modes may be avoided so that engine background noise level changes may be reduced to improve engine knock detection.",
  "title": "METHOD AND SYSTEM FOR VARIABLE DISPLACEMENT ENGINE KNOCK CONTROL"
}