{
  "$type": "site.standard.document",
  "description": "A battery monitoring device monitors a battery. The battery monitoring device includes a deterioration detection unit (37, 38) that detects a physical quantity having a higher correlation with a capacity deterioration of the battery than a voltage and a current of the battery, and a capacity ratio…",
  "path": "/patents/1388235",
  "publishedAt": "2026-02-11T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "G01R31/3646",
    "DENSO CORP [JP]"
  ],
  "textContent": "A battery monitoring device monitors a battery. The battery monitoring device includes a deterioration detection unit (37, 38) that detects a physical quantity having a higher correlation with a capacity deterioration of the battery than a voltage and a current of the battery, and a capacity ratio estimation unit (542) that estimates a capacity ratio of the battery based on the physical quantity.",
  "title": "BATTERY MONITORING DEVICE AND BATTERY MANAGEMENT SYSTEM"
}