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:
Jul. 25, 2017

Filed:

Oct. 29, 2014
Applicant:

Knowmax Technology Ltd., New Taipei, TW;

Inventors:

Kuo-Chan Huang, Taipei, TW;

Che-Ying Li, New Taipei, TW;

Assignee:

Knowmax Technology Ltd., New Taipei, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 7/00 (2006.01); H02J 7/02 (2016.01); H02J 50/90 (2016.01); H02J 50/80 (2016.01); H02J 17/00 (2006.01);
U.S. Cl.
CPC ...
H02J 7/025 (2013.01); H02J 17/00 (2013.01); H02J 50/80 (2016.02); H02J 50/90 (2016.02);
Abstract

A wireless charging system with auto-detection with an inductive loop for detecting an induced electric field resulted from the approach of an electrical receiver device to determine whether the electrical receiver device is close enough and thus adjust the output to the inductive loop from the power loop.


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