{
  "$type": "site.standard.document",
  "description": "To improve the optical power supply efficiency, a power-over-fiber system includes a power sourcing equipment 110 including a semiconductor laser that oscillates with electric power to output feed light, a powered device 310 including a photoelectric conversion element 311 that converts the feed…",
  "path": "/patents/1406867",
  "publishedAt": "2025-04-23T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "G01S17/10",
    "KYOCERA CORP [JP]"
  ],
  "textContent": "To improve the optical power supply efficiency, a power-over-fiber system includes a power sourcing equipment 110 including a semiconductor laser that oscillates with electric power to output feed light, a powered device 310 including a photoelectric conversion element 311 that converts the feed light into electric power, a plurality of optical fiber cables 200A that transmit the feed light, a measurer 150A that measures a distance from the power sourcing equipment to the powered device, and a control device 153A that controls the power sourcing equipment to output the feed light after compensating for an amount of attenuation of the feed light according to a transmission distance on the basis of the distance from the power sourcing equipment to the powered device measured by the measurer.",
  "title": "OPTICAL FIBER POWER SUPPLY SYSTEM"
}