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:
Sep. 20, 2022
Filed:
May. 29, 2020
Beijing Xiaomi Mobile Software Co., Ltd., Beijing, CN;
Changyu Sun, Beijing, CN;
Jie Fan, Beijing, CN;
Beijing Xiaomi Mobile Software Co., Ltd., Beijing, CN;
Abstract
A charging circuit includes: an interface, a plurality of batteries connected in series, a first charging portion which is connected to the interface and is connected in series with the plurality of batteries, a second charging portion which is connected to the interface and is connected in series with at least one battery, and a first switching circuit which is connected with the second charging portion and is configured to switch a conducting state between the second charging portion and the at least one battery connected in series with the second charging portion, wherein when the first charging portion is in a charging state and the second charging portion is connected with the at least one battery, the charging circuit is switched to an asynchronous charging mode.