{
  "$type": "site.standard.document",
  "description": "An apparatus for estimating a state of charge (SOC) of a battery includes: a sensing unit configured to measure voltage, current and temperature of a battery; and a processor operably coupled to the sensing unit, and the processor performs: setting a first reference voltage based on a first SOC…",
  "path": "/patents/1293823",
  "publishedAt": "2021-06-24T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "G01R31/367",
    "LG CHEM, LTD."
  ],
  "textContent": "An apparatus for estimating a state of charge (SOC) of a battery includes: a sensing unit configured to measure voltage, current and temperature of a battery; and a processor operably coupled to the sensing unit, and the processor performs: setting a first reference voltage based on a first SOC according to a voltage of the battery, which is calculated in advance using the current of the battery measured at every charge/discharge cycle of the battery; calculating a second SOC according to the voltage of the battery using an equivalent circuit model corresponding to the battery; setting a voltage region of the battery as a first voltage region and a second voltage region based on the first reference voltage; and estimating a SOC of the battery in each of the first voltage region and the second voltage region as any one of the first SOC and the second SOC.",
  "title": "APPARATUS AND METHOD FOR ESTIMATING SOC OF BATTERY"
}