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. 02, 2019
Filed:
Sep. 19, 2016
Microsoft Technology Licensing, Llc, Redmond, WA (US);
Yazan Aldehayyat, Seattle, WA (US);
Ricardo Márquez Reyes, Redmond, WA (US);
Manish K. Shah, Redmond, WA (US);
MICROSOFT TECHNOLOGY LICENSING, LLC, Redmond, WA (US);
Abstract
A charging circuit comprises a power node electrically connectable to a power supply unit, a battery node electrically connectable to a battery, a device node electrically connected to a device load, a reversible buck-boost converter operatively intermediate the power node and the battery node, a first switch operatively intermediate the power node and the device node, a second switch operatively intermediate the battery node and the device node; and logic operatively connected to the first switch, the second switch, and the reversible buck-boost converter. The logic is configured to operate the first switch, the second switch, and the reversible buck-boost converter based on a plurality of different conditions.