Title:
HIGH-EFFICIENCY RESONANT INDUCTANCE COUPLING TYPE WIRELESS POWER TRANSFER USING A COMBINED COIL STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2022/097777
Kind Code:
A1
Abstract:
The embodiments relate to high-efficiency resonant inductance coupling type wireless power transfer. In one embodiment, there proposes an apparatus for wireless power transferring, comprising: a first terminal and a second terminal; a combined coil coupled between the first terminal and the second terminal, wherein the combined coil including a first sub coil having a first end and a second end and a second sub coil having a first end and a second end, the first end of the first sub coil is coupled to the first terminal, the second end of the first sub coil is coupled to the first end of the second sub coil; a first filter coupled in series with the first sub coil at the first end or the second end of the first sub coil; and a second filter coupled between the first end of the second sub coil and the first terminal.
Inventors:
LIM JUN YOUL (KR)
Application Number:
PCT/KR2020/015386
Publication Date:
May 12, 2022
Filing Date:
November 05, 2020
Export Citation:
Assignee:
ERICSSON TELEFON AB L M (SE)
LIM JUN YOUL (KR)
LIM JUN YOUL (KR)
International Classes:
H02J50/12; H01F38/14; H02J50/00
Foreign References:
| US20120267960A1 | 2012-10-25 | |||
| KR20190046250A | 2019-05-07 | |||
| KR20150034609A | 2015-04-03 | |||
| US20140347233A1 | 2014-11-27 | |||
| EP3036817B1 | 2019-08-21 |
Attorney, Agent or Firm:
YANG, Young June et al. (KR)
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