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.:

US 9590446 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 07, 2017

Filed:

Jan. 03, 2014
Applicant:

Electronics and Telecommunications Research Institute, Daejeon, KR;

Inventors:

Ji Man Park, Daejeon, KR;

Kang Bok Lee, Daejeon, KR;

Kyu-Ha Baek, Daejeon, KR;

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

A wireless charging apparatus is provided. The wireless charging apparatus includes: an antenna that receives electrical waves; at least two charging power generators that generate charging power for charging a battery using the electrical waves received through the antenna; and a controller that senses a frequency of the electrical waves received through the antenna and that activates one of the at least two charging power generators according to a sensed result.


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