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:
Jun. 19, 2018
Filed:
Apr. 20, 2016
Qualcomm Incorporated, San Diego, CA (US);
Felix Weidner, Munich, DE;
Nicholas Athol Keeling, Munich, DE;
QUALCOMM Incorporated, San Diego, CA (US);
Abstract
The present disclosure described herein relates to wireless power transfer systems and methods that efficiently and safely transfer power to electronic devices. In an aspect of the disclosure, a method for wirelessly transmitting power is provided. The method includes during a first time period, transmitting power at a first power level from a wireless power transmitter to the wireless power receiver. The method further includes determining a frequency for transmitting power at a second power level based on a ratio of a current level of the wireless power receiver to a current level of a wireless power transmitter at the first power level. The method further includes during a second time period, transmitting power at the second power level and at the frequency, the first power level lower than the second power level.