{
  "$type": "site.standard.document",
  "description": "A wireless power reception apparatus according to an embodiment of the present specification comprises: a power pickup circuit for receiving, by magnetic coupling to a wireless power transmission apparatus, wireless power from the wireless power transmission apparatus; and a communication/control…",
  "path": "/patents/1324221",
  "publishedAt": "2022-08-04T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H02J50/60",
    "LG ELECTRONICS INC."
  ],
  "textContent": "A wireless power reception apparatus according to an embodiment of the present specification comprises: a power pickup circuit for receiving, by magnetic coupling to a wireless power transmission apparatus, wireless power from the wireless power transmission apparatus; and a communication/control circuit for communicating with the wireless power transmission apparatus and controlling the received wireless power, wherein the communication/control circuit transmits, before entering a power transmission phase, to the wireless power transmission apparatus, information regarding a first reference quality factor Qt1′(ref) measured at a first frequency f1(ref) and information regarding a second reference quality factor Qt2′(ref) measured at a second frequency f2(ref).",
  "title": "WIRELESS POWER RECEPTION APPARATUS, WIRELESS POWER TRANSMISSION APPARATUS, AND FOREIGN MATTER DETECTION METHOD USING SAME"
}