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:
Apr. 11, 2023
Filed:
Jun. 02, 2022
Lg Innotek Co., Ltd., Seoul, KR;
Yu Ri Park, Seoul, KR;
Yong Il Kwon, Seoul, KR;
LG INNOTEK CO., LTD., Seoul, KR;
Abstract
A method of controlling a power receiver. The method includes entering a negotiation phase with a power transmitter including transmitting a foreign object detection status packet including at least one of a reference quality factor and a reference quality factor peak frequency to the power transmitter, and receiving a NAK response from the power transmitter indicating the power transmitter has detected the foreign object is present based on the foreign object detection status packet or receiving an ACK response from the power transmitter indicating the power transmitter has detected the foreign object is not present based on the foreign object detection status packet; and entering a power transfer phase including receiving a first power from the power transmitter in response to the received NAK response and receiving a second power greater than the first power in response to the received ACK response.