{
  "$type": "site.standard.document",
  "description": "Inverter (203) supplies an alternating current (AC) power of a constant voltage or a constant current to power supply coil (104a) while varying a drive frequency. Frequency characteristic acquisition unit (105) acquires frequency characteristics of a current value associated with a current flowing…",
  "path": "/patents/943403",
  "publishedAt": "2016-05-11T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60L53/12",
    "PANASONIC IP MAN CO LTD [JP]"
  ],
  "textContent": "Inverter (203) supplies an alternating current (AC) power of a constant voltage or a constant current to power supply coil (104a) while varying a drive frequency. Frequency characteristic acquisition unit (105) acquires frequency characteristics of a current value associated with a current flowing through power supply coil (104a) that receives the supplied AC power, or a voltage value associated with a voltage applied to power supply coil (104a).",
  "title": "POWER FEED DEVICE AND METHOD FOR ACQUISITION OF FREQUENCY CHARACTERISTICS"
}