Title:
COIL DEVICE AND WIRELESS CHARGING DEVICE HAVING SAME
Document Type and Number:
WIPO Patent Application WO/2019/078665
Kind Code:
A1
Abstract:
A coil device comprises a first coil, a second coil which is disposed under the first coil, a third coil which is disposed on the same plane as the second coil, a shielding material which is disposed under the second coil and the third coil, and a first temperature sensor which is disposed in a first region of a lower surface of the first coil.
Inventors:
LEEM SUNG HYUN (KR)
Application Number:
PCT/KR2018/012394
Publication Date:
April 25, 2019
Filing Date:
October 19, 2018
Export Citation:
Assignee:
LG INNOTEK CO LTD (KR)
International Classes:
H01F27/00; H01F27/28; H01F27/40; H01F38/14; H02J50/60
Foreign References:
| KR20170072839A | 2017-06-27 | |||
| KR20170019826A | 2017-02-22 | |||
| KR20170020147A | 2017-02-22 | |||
| KR20140060798A | 2014-05-21 | |||
| JP2008172874A | 2008-07-24 |
Attorney, Agent or Firm:
HAW, Yong Noke (KR)
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