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.
Patent No.:
Date of Patent:
Apr. 16, 2024
Filed:
Sep. 30, 2019
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Assignee:
LG Chem, LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 50/70 (2016.01); H01F 27/00 (2006.01); H01F 27/36 (2006.01); H02J 50/12 (2016.01);
U.S. Cl.
CPC ...
H02J 50/70 (2016.02); H01F 27/366 (2020.08); H02J 50/12 (2016.02);
Abstract
Wireless charging devices and wireless charging systems are provided. The wireless charging devices may include a receiving part coil and an electromagnetic-wave shielding sheet on the receiving part coil. The electromagnetic-wave shielding sheet may have a specific magnetic permeability of 100 or greater from 100 khz to 300 khz and may include a metal foam including a soft magnetic metal component.