WIRELESS CHARGER FOR A MOBILE TERMINAL

Title:

WIRELESS CHARGER FOR A MOBILE TERMINAL

Document Type and Number:

WIPO Patent Application WO/2015/088108

Kind Code:

A1

Abstract:

Disclosed is a wireless charger for a mobile terminal, by which charging efficiency can be raised irrespective of a location of a mobile terminal mounted on the wireless charger. The present invention includes a housing, a power transmitting coil provided within the housing in a manner of being spirally wound plural times, a power supply module configured to externally supply a power to the power transmitting coil, a driving unit connected to a spiral center of the power transmitting coil, a sensing unit configured to sense a location of the mobile terminal mounted on a topside of the housing, and a control unit controlling the driving unit to shift the spiral center of the power transmitting coil to the location of the mobile terminal sensed by the sensing unit.

Inventors:

HAN KIWON (KR)
JEOUNG EUNTAEK (KR)
PARK JUN (KR)
YANG BUYOUNG (KR)
SEO DONGHYUN (KR)

Application Number:

PCT/KR2014/002848

Publication Date:

June 18, 2015

Filing Date:

April 02, 2014

Export Citation:

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Assignee:

LG ELECTRONICS INC (KR)

International Classes:

H02J17/00; H02J7/00

Foreign References:

US20110074344A1	2011-03-31
US20110062916A1	2011-03-17
JP2013115909A	2013-06-10
JP2013118719A	2013-06-13
US20120169139A1	2012-07-05

Other References: