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.

Date of Patent:
Aug. 29, 2023

Filed:

Apr. 16, 2021
Applicant:

Microsoft Technology Licensing, Llc, Redmond, WA (US);

Inventors:

Stefan Jon Kristjansson, Kirkland, WA (US);

Yen Ying Lee, Kirkland, WA (US);

Gene R. Obie, Coupeville, WA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 7/00 (2006.01); H02J 7/34 (2006.01); H01M 10/48 (2006.01);
U.S. Cl.
CPC ...
H02J 7/342 (2020.01); H01M 10/48 (2013.01); H02J 7/0014 (2013.01); H02J 7/0063 (2013.01); H02J 7/00712 (2020.01); H02J 7/00714 (2020.01); H02J 7/007182 (2020.01); H02J 7/0013 (2013.01); H02J 7/0047 (2013.01);
Abstract

The described technology provides a method of balancing power supplied to a system load by a first battery power source and a second battery power source. The method includes sensing a first current supplied by or supplied to the first battery source. The method further includes changing a control voltage for a voltage converter circuit based on the sensed first current, an input of the voltage converter circuit being coupled to the second battery power source, an output of the voltage converter circuit being electrically coupled to the system load. The method still further includes adjusting the voltage converter circuit to modify a charge current supplied from the second battery power source to the first battery power source based on the control voltage.


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