Title:
WIRELESS CHARGING DEVICE AND METHOD
Document Type and Number:
WIPO Patent Application WO/2022/085949
Kind Code:
A1
Abstract:
According to various embodiments of the present disclosure, a power supply device comprises: a protrusion part on which a ring-shaped wearable electronic device can be mounted; a plurality of antenna patterns disposed within the protrusion part; and a control circuit electrically connected to the plurality of antenna patterns, wherein the protrusion part has a first radius at a first height, and a second radius that is larger than the first radius at a second height lower than the first height, and the control circuit determines whether the wearable electronic device is positioned at the first height or the second height of the protrusion part, and on the basis of a result of the determination, supplies power to the wearable electronic device by using, among the plurality of antenna patterns, a first antenna pattern corresponding to the first height or a second antenna pattern corresponding to the second height.
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Inventors:
SAGONG JIN (KR)
KANG DAEGYU (KR)
KIM YONGYI (KR)
NAM MINHYUK (KR)
PARK SUNGHWA (KR)
LEE SEUNGHO (KR)
HAN KIWOOK (KR)
HAN SEONHO (KR)
KANG DAEGYU (KR)
KIM YONGYI (KR)
NAM MINHYUK (KR)
PARK SUNGHWA (KR)
LEE SEUNGHO (KR)
HAN KIWOOK (KR)
HAN SEONHO (KR)
Application Number:
PCT/KR2021/012503
Publication Date:
April 28, 2022
Filing Date:
September 14, 2021
Export Citation:
Assignee:
SAMSUNG ELECTRONICS CO LTD (KR)
International Classes:
H02J50/90; H01Q1/38; H02J50/00; H02J50/20; H04B5/00
Foreign References:
| KR20150120216A | 2015-10-27 | |||
| KR20170020144A | 2017-02-22 | |||
| KR20160142973A | 2016-12-14 | |||
| US20190109474A1 | 2019-04-11 | |||
| KR101503221B1 | 2015-03-17 |
Attorney, Agent or Firm:
KWON, Hyuk-Rok et al. (KR)
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