{
  "$type": "site.standard.document",
  "description": "A portable device comprising: an inter-device communication transceiver configured to receive, from at least one subordinate portable device that operates in accordance with control performed by the portable device, a power transfer request signal with respect to the subordinate portable device; a…",
  "path": "/patents/1311738",
  "publishedAt": "2022-02-24T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H02J50/80",
    "MAXELL, LTD."
  ],
  "textContent": "A portable device comprising: an inter-device communication transceiver configured to receive, from at least one subordinate portable device that operates in accordance with control performed by the portable device, a power transfer request signal with respect to the subordinate portable device; a power transfer control circuit configured to transfer power to the subordinate portable device; a battery; and a controller configured to control an operation of the inter-device communication transceiver and an operation of the power transfer control circuit. The controller is further configured to: when the inter-device communication transceiver receives the power transfer request signal, detect a battery residual amount; and perform control for causing the power transfer control circuit and the inter-device communication transceiver to output electromagnetic waves for wireless power transfer in accordance with a detection result of the battery residual amount.",
  "title": "PORTABLE TERMINAL APPARATUS AND WIRELESS POWER TRANSMISSION METHOD BY PORTABLE TERMINAL APPARATUS"
}