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. 19, 2016

Filed:

Nov. 07, 2012
Applicant:

Electronics and Telecommunications Research Institute, Daejeon, KR;

Inventors:

Gunn Hwang, Seoul, KR;

Sung Q Lee, Daejeon, KR;

Woo Seok Yang, Daejeon, KR;

JongDae Kim, Daejeon, KR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02J 7/00 (2006.01); H01F 27/42 (2006.01); H02J 4/00 (2006.01); H04B 11/00 (2006.01); H02J 17/00 (2006.01); H02J 7/02 (2006.01);
U.S. Cl.
CPC ...
H02J 4/00 (2013.01); H02J 7/0052 (2013.01); H02J 17/00 (2013.01); H04B 11/00 (2013.01); H02J 7/025 (2013.01); Y02B 60/50 (2013.01);
Abstract

Disclosed are ultrasonic wireless power transmitter and receiver apparatuses, and a method for wireless charging thereof. A method for wireless charging according to the present disclosure includes: transmitting, by an ultrasonic wireless power transmitter apparatus, an wakeup signal to an ultrasonic wireless power receiver apparatus; calculating, by the ultrasonic wireless power transmitter apparatus, a charging time according to a charging status information received from the ultrasonic wireless power receiver apparatus; generating, by the ultrasonic wireless power transmitter apparatus, an ultrasonic signal, amplifying the generated ultrasonic signal to predetermined voltage and thereafter; charging, by the ultrasonic wireless power transmitter apparatus, the ultrasonic wireless power receiver apparatus for the calculated time and thereafter; and determining, by the ultrasonic wireless power transmitter apparatus, whether secondary charging is to be performed according to a charged status information received from the ultrasonic wireless power receiver apparatus.


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