The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jan. 04, 2022

Filed:

Jan. 10, 2020
Applicant:

Lg Electronics Inc., Seoul, KR;

Inventors:

Hyengcheul Choi, Seoul, KR;

Bongsik Kwak, Seoul, KR;

Seong Hun Lee, Seoul, KR;

Assignee:

LG ELECTRONICS INC., Seoul, KR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02J 50/40 (2016.01); H02J 50/12 (2016.01); H01F 38/14 (2006.01); H02J 50/80 (2016.01);
U.S. Cl.
CPC ...
H02J 50/402 (2020.01); H02J 50/12 (2016.02); H01F 38/14 (2013.01); H02J 50/80 (2016.02);
Abstract

The present disclosure relates to a wireless power receiving apparatus capable of receiving multi-level power transmitted by a wireless power transmitting apparatus. According to an embodiment of the present disclosure, the wireless power receiving apparatus includes a first receiving coil in which induced current is generated by electromagnetic induction, a second receiving coil connected in series with the first receiving coil by a switch, and a processor that is driven based on the induced current generated by the first receiving coil and controls the switch based on power information included in the induction current to selectively connect the first receiving coil and the second receiving coil.


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