Title:
WIRELESS POWER RECEIVING DEVICE AND OPERATION METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2023/204450
Kind Code:
A1
Abstract:
According to embodiments, a wireless power receiving device, which receives wireless power from a wireless power transmitting device, comprises: a power receiving circuit which comprises a receiving coil, at least one dummy element, and at least one switch electrically connecting the receiving coil and the at least one dummy element; and at least one controller. The at least one controller may be configured to: on the basis of confirming that a first ratio between received power received through the power receiving circuit and reference power is within a first range, cause the at least one switch to provide a packet related to adjustment of transmission power to the wireless power transmitting device according to a first period; on the basis of confirming that the first ratio is outside the first range, cause the at least one switch to provide the packet according to a second period which is shorter than the first period; and on the basis of confirming a specified event after the first ratio is outside the first range, cause the at least one switch to provide the packet according to a third period which is longer than the second period.
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Inventors:
CHOI JINSIK (KR)
PARK BAEWON (KR)
SHIN SEUNGSHIK (KR)
PARK BAEWON (KR)
SHIN SEUNGSHIK (KR)
Application Number:
PCT/KR2023/003170
Publication Date:
October 26, 2023
Filing Date:
March 08, 2023
Export Citation:
Assignee:
SAMSUNG ELECTRONICS CO LTD (KR)
International Classes:
H02J50/80; G01P15/00; H02J7/00; H04B5/00
Domestic Patent References:
| WO2012082858A1 | 2012-06-21 |
Foreign References:
| KR20200098220A | 2020-08-20 | |||
| KR20190083584A | 2019-07-12 | |||
| KR20180000290A | 2018-01-02 | |||
| KR101683651B1 | 2016-12-20 |
Attorney, Agent or Firm:
LEE, Keon-Joo et al. (KR)
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