{
  "$type": "site.standard.document",
  "description": "A method for controlling wireless power transfer to an EV using a bridgeless rectifier may include detecting a phase difference between an input voltage of a transmission-side resonance circuit and an output voltage of a reception-side resonance circuit; after detecting the phase difference…",
  "path": "/patents/1249333",
  "publishedAt": "2019-12-05T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60L53/62",
    "Hyundai Motor Company"
  ],
  "textContent": "A method for controlling wireless power transfer to an EV using a bridgeless rectifier may include detecting a phase difference between an input voltage of a transmission-side resonance circuit and an output voltage of a reception-side resonance circuit; after detecting the phase difference, predicting a resonance frequency change direction according to a preconfigured design condition; and controlling switching time points of switches included in the bridgeless rectifier in a direction compensating for the predicted change direction.",
  "title": "METHOD AND APPARATUS FOR CONTROLLING WIRELESS POWER TRANSFER TO ELECTRIC VEHICLE USING BRIDGELESS RECTIFIER"
}