Title:
WIRELESS POWER TRANSFER METHOD, WIRELESS POWER TRANSMITTER AND WIRELESS CHARGING SYSTEM
Document Type and Number:
WIPO Patent Application WO/2014/200247
Kind Code:
A1
Abstract:
The present disclosure relates to a wireless power transmitter, a wireless power receiver and a wireless charging system in a wireless power transfer field. A wireless power transmitter disclosed herein includes a first coil configured to transfer a wireless power signal to a wireless power receiver, a second coil having a wire wound to transfer power to the wireless power receiver in a wireless manner, and a controller configured to control operations of the first and second coils, wherein the first coil is provided with a wire wound along an edge of a shape of the second coil.
Inventors:
KWAK BONGSIK (KR)
SEO JEONGKYO (KR)
LEE SEONGHUN (KR)
SEO JEONGKYO (KR)
LEE SEONGHUN (KR)
Application Number:
PCT/KR2014/005088
Publication Date:
December 18, 2014
Filing Date:
June 10, 2014
Export Citation:
Assignee:
LG ELECTRONICS INC (KR)
International Classes:
H02J17/00
Foreign References:
| US20130038278A1 | 2013-02-14 | |||
| US20100117454A1 | 2010-05-13 | |||
| US20090072628A1 | 2009-03-19 | |||
| US20130043734A1 | 2013-02-21 | |||
| US20050107847A1 | 2005-05-19 |
Attorney, Agent or Firm:
PARK, Jang-Won (566, Gangnam-daero,Gangnam-gu, Seoul 135-814, KR)
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