Title:
WIRELESS CHARGING PAD AND WIRELESS CHARGING DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/096342
Kind Code:
A1
Abstract:
The present invention relates to a wireless charging pad comprising: a transmitting/receiving coil for wirelessly transmitting or receiving power; a first magnetic body arranged around the transmitting/receiving coil; and a planar inductor arranged to be layered with the magnetic body, wherein the planar inductor comprises an inner core for forming a magnetic path closed loop; an outer core surrounding at least a part of the inner core; and an inductor coil of which at least a part is positioned between the inner core and the outer core.
Inventors:
SHIN YONGHWAN (KR)
LEE BYUNGHYUK (KR)
BAEK JONGSEOK (KR)
CHO YONGNAM (KR)
LEE BYUNGHYUK (KR)
BAEK JONGSEOK (KR)
CHO YONGNAM (KR)
Application Number:
PCT/KR2019/014963
Publication Date:
May 14, 2020
Filing Date:
November 06, 2019
Export Citation:
Assignee:
LG ELECTRONICS INC (KR)
International Classes:
H01F38/14; H01F3/14; H01F27/28; H02J50/00; H03H7/01
Foreign References:
KR20130101245A | 2013-09-13 | |||
JP2002158123A | 2002-05-31 | |||
EP1014397A1 | 2000-06-28 | |||
KR101732944B1 | 2017-05-08 | |||
EP1211701A1 | 2002-06-05 |
Attorney, Agent or Firm:
PARK, Byung Chang (KR)
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