Title:
ANTENNA FOR WIRELESS POWER TRANSMISSION
Document Type and Number:
WIPO Patent Application WO/2021/137367
Kind Code:
A1
Abstract:
The present invention relates to a wireless power transmission technology and, more specifically, to a wireless power transmission device antenna using multiple two-dimensional planar coils so as to enable wireless charging of a mobile device arranged in various three-dimensional directions. To this end, an antenna for wireless power transmission, according to the present invention, comprises: a first coil which is the base coil; a second coil arranged inside the first coil; and a third coil arranged to overlap on the second coil.
Inventors:
LEE WANG SANG (KR)
AHN SEONG HYEOP (KR)
AHN SEONG HYEOP (KR)
Application Number:
PCT/KR2020/007731
Publication Date:
July 08, 2021
Filing Date:
June 15, 2020
Export Citation:
Assignee:
NAT UNIV GYEONGSANG IACF (KR)
International Classes:
H01Q7/06; H01F38/14; H02J50/10
Foreign References:
| JP2012161062A | 2012-08-23 | |||
| JP2018023019A | 2018-02-08 | |||
| KR20180109493A | 2018-10-08 | |||
| KR20180127282A | 2018-11-28 | |||
| US20180287433A1 | 2018-10-04 |
Attorney, Agent or Firm:
MI PATENT AND LAW FIRM (KR)
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