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:
Sep. 24, 2019
Filed:
Jan. 23, 2014
Samsung Electronics Co., Ltd., Gyeonggi-do, KR;
Korea Advanced Institute of Science and Technology, Daejeon, KR;
Sung-Ku Yeo, Daejeon, KR;
Song-Cheol Hong, Daejeon, KR;
Duk-Ju Ahn, Seoul, KR;
Gwang-Hyeon Jeong, Busan, KR;
Se-Ho Park, Gyeonggi-do, KR;
Min-Cheol Ha, Gyeonggi-do, KR;
Abstract
A wireless electric power transmitter for transmitting electric power for a charging function to a wireless electric power receiver is provided. The wireless electric power transmitter includes an electric power supply unit which supplies electric power; an amplifier which amplifies and outputs the electric power supplied from the electric power supply unit by a preset gain as a magnitude of measured impedance increases; and a transmitter which transmits the amplified electric power to the wireless electric power receiver.