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:
May. 18, 2021
Filed:
Jun. 12, 2017
Applicant:
Maps, Inc., Seoul, KR;
Inventors:
Jong Tae Hwang, Seoul, KR;
Ik Soo Jeon, Yongin-si, KR;
Dong Su Lee, Dongducheon-si, KR;
Hyun Ick Shin, Seoul, KR;
Joon Rhee, Seoul, KR;
Assignee:
MAPS, INC., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 50/12 (2016.01); H02J 50/80 (2016.01); H02J 50/70 (2016.01); H04B 5/00 (2006.01);
U.S. Cl.
CPC ...
H02J 50/12 (2016.02); H02J 50/70 (2016.02); H02J 50/80 (2016.02); H04B 5/0031 (2013.01);
Abstract
Provided is a wireless power transmitting unit capable of auto-tuning according to impedance change. The wireless power transmitting unit according to an embodiment can stabilize the operation of the amplifier by changing the resonance frequency of the resonator without measuring the phase information about the resonator.