Title:
POWER RECEIVING DEVICE, POWER SUPPLY DEVICE, AND OPTICAL FIBER POWER SUPPLY SYSTEM
Document Type and Number:
WIPO Patent Application WO/2021/075196
Kind Code:
A1
Abstract:
The power receiving device is provided with: a photoelectric conversion element for converting power supply light to electric power, said power supply light being input from outside the device; a power monitoring unit for monitoring redundant power; a light return unit for outputting part of the power supply light to outside the device as return light; and a return control unit for controlling the light return unit on the basis of the monitoring result of the power monitoring unit. The power supply device is provided with: a laser oscillation unit for converting electric power to power supply light and outputting the power supply light to outside the device; a light receiving element for receiving the return light that is returned from outside the device; and a power control unit for controlling the power of the power supply light on the basis of the return light.
Inventors:
KOBAYASHI TAKAHIRO (JP)
Application Number:
PCT/JP2020/034999
Publication Date:
April 22, 2021
Filing Date:
September 16, 2020
Export Citation:
Assignee:
KYOCERA CORP (JP)
International Classes:
H02J50/30; G02B6/42; G02B26/02; H04B10/80
Foreign References:
| JP2001025180A | 2001-01-26 | |||
| JPS5769500A | 1982-04-28 | |||
| JP2011090591A | 2011-05-06 | |||
| JP2000152523A | 2000-05-30 |
Attorney, Agent or Firm:
ARAFUNE, Hiroshi et al. (JP)
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