{
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  "description": "An apparatus for analyzing impedance characteristics of a battery includes: a switch configured to allow or block a current flowing along a path for supplying a charging current to a battery or extracting a discharging current from the battery; and a processor configured to derive impedance…",
  "path": "/patents/1423330",
  "publishedAt": "2026-06-18T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "G01R31/389",
    "SAMSUNG SDI CO., LTD."
  ],
  "textContent": "An apparatus for analyzing impedance characteristics of a battery includes: a switch configured to allow or block a current flowing along a path for supplying a charging current to a battery or extracting a discharging current from the battery; and a processor configured to derive impedance characteristics of the battery using a method of generating an excitation current for deriving the impedance characteristics of the battery from the charging current by controlling an on/off operation of the switch while the charging current for charging the battery is supplied through the path.",
  "title": "APPARATUS AND METHOD FOR ANALYZING IMPEDANCE CHARACTERISTICS OF BATTERY, AND ENERGY STORAGE SYSTEM"
}