{
  "$type": "site.standard.document",
  "description": "A battery diagnosis apparatus according to an embodiment disclosed herein includes an interface unit configured to obtain after-charging state of charge (SOC) in every charging cycle, for each of a plurality of battery cells and one or more processors configured to calculate a charging…",
  "path": "/patents/1435864",
  "publishedAt": "2026-07-01T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "G01R19/165",
    "LG ENERGY SOLUTION LTD [KR]"
  ],
  "textContent": "A battery diagnosis apparatus according to an embodiment disclosed herein includes an interface unit configured to obtain after-charging state of charge (SOC) in every charging cycle, for each of a plurality of battery cells and one or more processors configured to calculate a charging amount-to-average of each of the plurality of battery cells, based on the after-charging SOC, calculate a change degree of the charging amount-to-average of each of the plurality of battery cells with respect to a charging cycle, calculate an indicator by applying a cycle-specific weight value to a change degree of a charging amount-to-average of a diagnosis target battery cell among the plurality of battery cells, and diagnose abnormality of the diagnosis target battery cell based on cycle-specific indicators of the diagnosis target battery cell.",
  "title": "BATTERY DIAGNOSIS DEVICE AND METHOD"
}