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:
Nov. 09, 2021
Filed:
Aug. 16, 2017
Samsung Electronics Co., Ltd., Gyeonggi-do, KR;
Kang-Ho Byun, Gyeonggi-do, KR;
Kyung-Woo Lee, Gyeonggi-do, KR;
Young-Min Lee, Gyeonggi-do, KR;
Se-Ho Park, Gyeonggi-do, KR;
Yu-Su Kim, Gyeonggi-do, KR;
Sung-Ku Yeo, Gyeonggi-do, KR;
Abstract
A method and an apparatus for wireless power transmission by a power transmitting apparatus is provided. The method includes transmitting detection power towards a power receiving apparatus, detecting an impedance change made by the power receiving apparatus, transmitting driving power for communication with the power receiving apparatus towards the power receiving apparatus, receiving a search signal from the power receiving apparatus within a preset time, and determining whether the impedance change is within a first acceptable range based on the received search signal.