Title:
WIRELESS CHARGING DEVICE CAPABLE OF MOUNTING USER TERMINAL IN VARIOUS DIRECTIONS AND ANGLES
Document Type and Number:
WIPO Patent Application WO/2021/137312
Kind Code:
A1
Abstract:
The present invention relates to a wireless charging device capable of changing the direction of a magnetic field generated from a transmission coil, by means of a repeater which can rotate horizontally and vertically, and transmitting wireless power in various directions and angles by mounting a user terminal in parallel with the repeater. A wireless charging device according to an embodiment of the present invention comprises: a power transmission module comprising therein a plurality of transmission coils arrayed side by side; a terminal mounting module comprising a repeater therein and disposed inclinedly with respect to the top surface of the power transmission module from the top surface of the power transmission module; a movement module for moving the terminal mounting module in accordance with the array direction of the transmission coils; and a control unit for applying a voltage to any one transmission coil from among the plurality of transmission coils in accordance with the position of the movement module.
Inventors:
KIM KYUNGHWAN (KR)
LEE SEONG HUN (KR)
YUK GYUNGHWAN (KR)
KIM HYOUNG SEOK (KR)
KIM HWANYONG (KR)
LEE SEONG HUN (KR)
YUK GYUNGHWAN (KR)
KIM HYOUNG SEOK (KR)
KIM HWANYONG (KR)
Application Number:
PCT/KR2019/018737
Publication Date:
July 08, 2021
Filing Date:
December 30, 2019
Export Citation:
Assignee:
LG ELECTRONICS INC (KR)
International Classes:
H02J50/50; H01F38/14; H02J7/00; H02J50/40; H04M1/04
Foreign References:
| KR20180074372A | 2018-07-03 | |||
| KR101944856B1 | 2019-02-07 | |||
| KR20170054708A | 2017-05-18 | |||
| US20180358826A1 | 2018-12-13 | |||
| US20150077927A1 | 2015-03-19 |
Attorney, Agent or Firm:
DAE-A INTELLECTUAL PROPERTY CONSULTING (KR)
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