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:
Oct. 22, 2019
Filed:
Nov. 19, 2014
Applicant:
Wits Co., Ltd., Yongin-si, Gyeonggi-do, KR;
Inventors:
Si Hyung Kim, Suwon, KR;
Soon Tack Oh, Suwon, KR;
Hyun Keun Lim, Suwon, KR;
Sung Uk Lee, Suwon, KR;
Ki Won Chang, Suwon, KR;
Chul Gyun Park, Suwon, KR;
Jae Suk Sung, Suwon, KR;
Chang Soo Kang, Suwon, KR;
Assignee:
WITS Co., Ltd., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 50/10 (2016.01); H02J 5/00 (2016.01); H02J 50/90 (2016.01); H02J 17/00 (2006.01); H04B 5/00 (2006.01); H02J 7/02 (2016.01); H02J 9/00 (2006.01);
U.S. Cl.
CPC ...
H02J 50/10 (2016.02); H02J 5/005 (2013.01); H02J 7/025 (2013.01); H02J 17/00 (2013.01); H02J 50/90 (2016.02); H04B 5/0037 (2013.01); H02J 9/005 (2013.01);
Abstract
There are provided a non-contact power supply device and a non-contact power supply method, in which a short beacon is transmitted to recognize a power receiving device, a long beacon is transmitted to wake-up a communications circuit of the power receiving device, and charging power is transmitted in a contactless manner, wherein at least one of signal levels of the short beacon and signal levels of the long beacon is varied.