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. 03, 2020
Filed:
Oct. 30, 2018
Applicant:
Integrated Device Technology, Inc., San Jose, CA (US);
Inventors:
Rui Liu, Fremont, CA (US);
Lijie Zhao, San Jose, CA (US);
Assignee:
Integrated Device Technology, Inc., San Jose, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 7/00 (2006.01); H02J 7/02 (2016.01); H02J 50/10 (2016.01); H04B 5/00 (2006.01); H02J 50/12 (2016.01);
U.S. Cl.
CPC ...
H02J 7/025 (2013.01); H02J 7/0071 (2020.01); H04B 5/0037 (2013.01); H02J 50/10 (2016.02); H02J 50/12 (2016.02); H02J 2207/20 (2020.01);
Abstract
In some embodiments, a wireless power charging circuit includes a wireless power receiver configured to receive wireless power from a receive coil and to produce a first voltage; an open loop capacitor divider coupled to receive the first voltage from the wireless power receiver and configured to provide a second voltage, the second voltage being reduced from the first voltage; and a linear battery charger coupled to receive the second voltage from the open loop capacitor and configured to provide a charging voltage to provide to a battery coupled to the system.