{
  "$type": "site.standard.document",
  "description": "USB charging system and method. For example, a USB charging system includes: a first AC-to-DC conversion unit configured to generate a first voltage and a first current; a second AC-to-DC conversion unit configured to generate a second voltage and a second current; a first USB output port…",
  "path": "/patents/1349857",
  "publishedAt": "2023-08-24T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H02J7/0013",
    "ON-BRIGHT ELECTRONICS (SHANGHAI) CO., LTD."
  ],
  "textContent": "USB charging system and method. For example, a USB charging system includes: a first AC-to-DC conversion unit configured to generate a first voltage and a first current; a second AC-to-DC conversion unit configured to generate a second voltage and a second current; a first USB output port corresponding to the first AC-to-DC conversion unit; a second USB output port corresponding to the second AC-to-DC conversion unit; a switch connected to the first AC-to-DC conversion unit and the second AC-to-DC conversion unit; and a control chip connected to the first AC-to-DC conversion unit and the second AC-to-DC conversion unit and configured to open the switch and close the switch; wherein the control chip is further configured to: determine whether the first USB output port is connected to a load device and whether the second USB output port is connected to a load device.",
  "title": "SYSTEMS AND METHODS FOR POWER SHARING RELATED TO MULTIPORT CHARGERS"
}