{
  "$type": "site.standard.document",
  "description": "A vehicle state estimation apparatus includes a current sensor and a processor, wherein the processor may be configured to obtain a current profile of a battery pack of a vehicle via a current sensor, extract a low-frequency component of a predetermined frequency or less from the current profile…",
  "path": "/patents/1380495",
  "publishedAt": "2026-04-02T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "G07C5/04",
    "LG ENERGY SOLUTION, LTD."
  ],
  "textContent": "A vehicle state estimation apparatus includes a current sensor and a processor, wherein the processor may be configured to obtain a current profile of a battery pack of a vehicle via a current sensor, extract a low-frequency component of a predetermined frequency or less from the current profile, and estimate a first flat section in which a current value in the low-frequency component is equal to or greater than a first predetermined current value and a change in current is maintained less than or equal to a first threshold value over a predetermined period of time as a charging period of the battery pack.",
  "title": "Vehicle State Estimation Apparatus and Operation Method Thereof"
}