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:
Jan. 21, 2020
Filed:
May. 24, 2017
Applicant:
Dialog Semiconductor Inc., Campbell, CA (US);
Inventors:
Fuqiang Shi, Campbell, CA (US);
Jianming Yao, Campbell, CA (US);
Yong Li, Campbell, CA (US);
Kai-wen Chin, Campbell, CA (US);
Cong Zheng, Campbell, CA (US);
Assignee:
Dialog Semiconductor Inc., Campbell, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 7/00 (2006.01); H02M 3/00 (2006.01); H02J 7/02 (2016.01); H02J 7/04 (2006.01); H02M 3/158 (2006.01); H02M 3/335 (2006.01);
U.S. Cl.
CPC ...
H02J 7/022 (2013.01); H02J 7/007 (2013.01); H02J 7/0052 (2013.01); H02J 7/0077 (2013.01); H02J 7/045 (2013.01); H02M 3/1588 (2013.01); H02M 3/3353 (2013.01); H02M 3/33546 (2013.01); H02M 3/33569 (2013.01); H02M 3/33592 (2013.01); H02J 2007/0059 (2013.01); H02J 2007/0062 (2013.01); H02J 2007/0096 (2013.01);
Abstract
A direct charging method is provided that alerts a mobile device when a switching power converter is operating in a constant-current mode to alert the mobile device of an output current without the use of a secondary-side current sense resistor.