{
  "$type": "site.standard.document",
  "description": "A state of charge (SOC) estimation system for a battery system of an electrified vehicle is configured to detect a change in a measured open-circuit voltage (OCV) of the battery system, wherein the detected change in the measured OCV of the battery system is indicative of a wake-up of a battery…",
  "path": "/patents/1376385",
  "publishedAt": "2025-07-31T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60L58/12",
    "FCA US LLC"
  ],
  "textContent": "A state of charge (SOC) estimation system for a battery system of an electrified vehicle is configured to detect a change in a measured open-circuit voltage (OCV) of the battery system, wherein the detected change in the measured OCV of the battery system is indicative of a wake-up of a battery pack control module (BPCM), and in response to the detected change in the measured OCV of the battery system, initialize a Kalman filter of the BPCM, wherein the Kalman filter is configured to estimate an SOC of the battery system, and wherein the initialization of the Kalman filter based on the detected change in the measured OCV of the battery system improves an accuracy of the battery system SOC estimation by avoiding improper Kalman filter initialization.",
  "title": "KALMAN FILTER INITIALIZATION CONTROL STRATEGY"
}