公开(公告)号：US20170363672A1

公开(公告)日：2017-12-21

申请号：US15494843

申请日：2017-04-24

Applicant: Samsung Electronics Co., Ltd.

Inventor： Du-Hyun KIM ,  Hoyeong LIM ,  Yongseung YI ,  Dong-Il SON

IPC: G01R31/02 ,  H01M10/48 ,  H02J1/00 ,  H01M10/42

CPC classification number: G01R31/025 ,  H01M2/1022

Abstract: An electronic device according to various exemplary embodiments of the present invention may include one or more switches, one of more sub-systems, and an interface control unit electrically coupled with the one or more sub-systems and the one or more switches. The interface control unit is configured to: detect a coupling of an external device to the electronic device, identify a type of the coupled external device, when the external device is identified as a current detecting device, generate a first control signal for turning off power to the one or more sub-systems, and a second control signal for setting a first path to supply the one or more sub-systems with power from the current detecting device, and transmit the first control signal to the one or more sub-systems and the second control signal to the one or more switches.

公开(公告)号：US20190006722A1

公开(公告)日：2019-01-03

申请号：US16021855

申请日：2018-06-28

Applicant: Samsung Electronics Co., Ltd.

Inventor： Du-Hyun KIM ,  Hyun-Seok Kim ,  Yongseung Yi ,  Hoyeong Lim ,  Dong-II Son

IPC: H01M10/42 ,  H01M10/48 ,  H01M2/10 ,  H01M2/30 ,  H01M2/34

Abstract: A method for controlling a plurality of batteries and an electronic device thereof are provided. The electronic device includes a power management circuit configured to supply power to the electronic device; a first battery electrically connected with a power input port of the power management circuit; a second battery electrically connected with the power input port; a first charging circuit configured to charge the first battery; a second charging circuit configured to charge the second battery; a first current control circuit electrically connected between the first charging circuit and the first battery, and configured to control a first charging current supplied from the first charging circuit to the first battery and a leakage current due to a voltage difference between the first battery and the second battery; and a second current control circuit electrically connected between the second charging circuit and the second battery, and configured to control a second charging current supplied from the second charging circuit to the second battery and the leakage current.