{
  "$type": "site.standard.document",
  "coverImage": {
    "$type": "blob",
    "ref": {
      "$link": "bafkreiapyvwyieonhfty3jmhmbwjwapjjd6x6tzxrnwaw3prfed5acgudu"
    },
    "mimeType": "image/png",
    "size": 123349
  },
  "description": "Provided is a method of a wireless power transmitter, including transmitting a detection power, detecting a variation of a load impedance, the variation being greater than a predetermined value, receiving a first signal including an identifier and a load characteristic of the wireless power…",
  "path": "/patents/1283563",
  "publishedAt": "2021-02-11T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H02J50/12",
    "Samsung Electronics Co., Ltd."
  ],
  "textContent": "Provided is a method of a wireless power transmitter, including transmitting a detection power, detecting a variation of a load impedance, the variation being greater than a predetermined value, receiving a first signal including an identifier and a load characteristic of the wireless power receiver, the load characteristic including load information indicating the variation of the load impedance, transmitting a first response to form a communication connection with a wireless power receiver in response to the first signal, receiving a second signal including required power information of the wireless power receiver, determining whether power is available to the wireless power receiver based on the required power information, and transmitting a second response including permission information indicating a standby mode or a charging mode based on a result of the determining.",
  "title": "WIRELESS POWER SYSTEM COMPRISING POWER TRANSMITTER AND POWER RECEIVER AND METHOD FOR RECEIVING AND TRANSMITTING POWER OF THE APPARATUSES"
}