{
  "$type": "site.standard.document",
  "description": "Disclosed in the present specification is a wireless power reception device comprising: a power pickup unit for receiving wireless power from a wireless power transmission device by means of magnetic coupling with the wireless power transmission device and transforming, into a direct current…",
  "path": "/patents/1294625",
  "publishedAt": "2021-07-01T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H02J50/60",
    "LG ELECTRONICS INC."
  ],
  "textContent": "Disclosed in the present specification is a wireless power reception device comprising: a power pickup unit for receiving wireless power from a wireless power transmission device by means of magnetic coupling with the wireless power transmission device and transforming, into a direct current signal, an alternating current signal generated by wireless power; a communication/control unit for receiving the direct current signal from the power pickup unit, transmitting, to the wireless power transmission device, a first power transmission suspension packet for temporarily suspending transmission of the wireless power in order to detect a foreign object, and performing a foreign object detection procedure within a predetermined time window when the transmission of the wireless power is temporarily suspended; and a load for receiving the direct current signal from the power pickup unit.",
  "title": "APPARATUS AND METHOD FOR DETECTING FOREIGN OBJECT IN WIRELESS POWER TRANSMISSION SYSTEM"
}