Title:
WIRELESS POWER RECEPTION APPARATUS AND METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2020/004691
Kind Code:
A1
Abstract:
The present invention relates to a wireless power reception apparatus and a method therefor, the wireless power reception apparatus comprising: a secondary coil which is magnetically coupled to a primary coil provided in a wireless power transmission apparatus so as to receive wireless power from the wireless power transmission apparatus; a shielding member for supporting the secondary coil; a power pickup unit including a rectifier circuit which rectifies an alternating current signal of the wireless power received by the secondary coil into a direct current signal; and a communication/control unit for controlling transmission of the wireless power and communicating with the wireless power transmission apparatus. On the basis of the secondary coil and shielding member according to the present embodiment, slimming of an applied product may be achieved and, simultaneously, the same target performance index (required for a medium power level (for example, 60 W) standard) may be realized.
Inventors:
KIM KYUNGHWAN (KR)
LEE JIHYUN (KR)
KWAK BONGSIK (KR)
PARK YONGCHEOL (KR)
LEE JIHYUN (KR)
KWAK BONGSIK (KR)
PARK YONGCHEOL (KR)
Application Number:
PCT/KR2018/007358
Publication Date:
January 02, 2020
Filing Date:
June 28, 2018
Export Citation:
Assignee:
LG ELECTRONICS INC (KR)
International Classes:
H01F38/14; H01F27/28; H01F27/30; H01F27/36; H01F27/40; H02J50/80
Domestic Patent References:
| WO2018057346A1 | 2018-03-29 |
Foreign References:
| US20130307468A1 | 2013-11-21 | |||
| KR20160057278A | 2016-05-23 | |||
| KR101865540B1 | 2018-06-11 | |||
| KR101450115B1 | 2014-10-14 |
Attorney, Agent or Firm:
ENVISION PATENT & LAW FIRM (KR)
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