{
  "$type": "site.standard.document",
  "description": "An apparatus and a method for diagnosing a battery cell. The apparatus may include a reference cell module including at least one reference cell composed of a super-capacitor, a measuring device configured to measure a reference impedance of the reference cell and a battery impedance of the battery…",
  "path": "/patents/1380770",
  "publishedAt": "2026-04-09T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "G01R31/389",
    "LG Energy Solution, Ltd."
  ],
  "textContent": "An apparatus and a method for diagnosing a battery cell. The apparatus may include a reference cell module including at least one reference cell composed of a super-capacitor, a measuring device configured to measure a reference impedance of the reference cell and a battery impedance of the battery cell, and a processor configured to compare the battery impedance with the reference impedance to determine whether there is an abnormality in the battery cell.",
  "title": "Apparatus and Method for Diagnosing Battery Cell"
}