公开(公告)号：US20220026494A1

公开(公告)日：2022-01-27

申请号：US17309295

申请日：2019-11-18

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sengtai LEE ,  Daejin KWAK ,  Jisu RYU ,  Yonghyun PARK ,  Jinhyuk CHOI ,  Yonghwan HYUN

IPC: G01R31/3835 ,  H02J7/00 ,  G01R31/392

Abstract: Various embodiments of the present invention relate to an electronic device for diagnosing a battery, and the electronic device may include a battery; and a power management module operatively connected with the battery, and including a charging circuit which controls charge of the battery, wherein the power management module is configured to monitor a charge state of the battery, if the battery reaches a first designated state, identify a time taken to change from the first designated state to a second designated state, and determine whether the battery is abnormal, based at least in part on the identified time. Other various embodiments are possible.