{
  "$type": "site.standard.document",
  "description": "A battery temperature estimation device according to an embodiment disclosed in this document may include an impedance measurement unit configured to measure frequency-specific impedance of a battery; a memory configured to store a temperature-frequency table according to an imaginary part of…",
  "path": "/patents/1435903",
  "publishedAt": "2026-07-01T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "G01R31/389",
    "LG ENERGY SOLUTION LTD [KR]"
  ],
  "textContent": "A battery temperature estimation device according to an embodiment disclosed in this document may include an impedance measurement unit configured to measure frequency-specific impedance of a battery; a memory configured to store a temperature-frequency table according to an imaginary part of impedance; and a controller configured to estimate a temperature of the battery through the temperature-frequency table based on an imaginary part of the frequency-specific impedance.",
  "title": "BATTERY TEMPERATURE ESTIMATION DEVICE AND OPERATION METHOD THEREOF"
}