Title:
送電装置及びその制御方法
Document Type and Number:
Japanese Patent JP6671920
Kind Code:
B2
Abstract:
A power-transmitting apparatus that wirelessly transmits power to a power-receiving apparatus includes an antenna that wirelessly outputs power, a transmitted power adjusting unit that adjusts power to be transmitted to the power-receiving apparatus, a foreign substance detection unit that detects the presence of a foreign substance between the power-receiving apparatus and the power-transmitting apparatus, and a control unit that controls the transmitted power adjusting unit based on a detection result of the foreign substance detection unit, where the foreign substance detection unit determines, based on a detection threshold determined according to maximum power transmittable to the power-receiving apparatus, whether the foreign substance necessitates control of power to be transmitted to the power-receiving apparatus.
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Inventors:
Nobuyuki Tsukamoto
Application Number:
JP2015209477A
Publication Date:
March 25, 2020
Filing Date:
October 26, 2015
Export Citation:
Assignee:
Canon Inc
International Classes:
H02J50/12; H02J7/00; H02J50/60; H02J50/80; H04B5/02
Domestic Patent References:
| JP2012175824A | ||||
| JP2015008549A | ||||
| JP2013135599A | ||||
| JP2012170194A | ||||
| JP2014200122A |
Foreign References:
| US20150054454 |
Attorney, Agent or Firm:
Takuma Abe
Sogo Kuroiwa
Sogo Kuroiwa