公开(公告)号：US20210173463A1

公开(公告)日：2021-06-10

申请号：US16769302

申请日：2018-11-30

Applicant: Samsung Electronics Co., Ltd.

Inventor： Kunsuk KIM ,  Jehwan LEE ,  Sangwook KIM

IPC: G06F1/28 ,  H02M3/158 ,  G06F1/20

Abstract: Disclosed in various embodiments of the present invention are an electronic device for adjusting a voltage and an operating method therefor. The electronic device comprises: at least one first converter for supporting a plurality of operating modes for changing voltage; a second converter supporting the plurality of operating modes and connected with the at least one first converter in series; and at least one processor, wherein the processor can be configured to determine an intermediate voltage between the at least one first converter and the second converter on the basis of an input voltage of the at least one first converter and an output voltage of the second converter, and control an operating mode of each of the at least one first converter and the second converter on the basis of the determined intermediate voltage. Other embodiments are also possible.

公开(公告)号：US20220083117A1

公开(公告)日：2022-03-17

申请号：US17475231

申请日：2021-09-14

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jehwan LEE ,  Kunsuk KIM ,  Jiwoo LEE

IPC: G06F1/3234 ,  H02J7/00 ,  G06F1/26 ,  G06F1/3212 ,  G06F1/16

Abstract: According to various embodiments, an electronic device may comprise: a connection circuit configured to connect to an external electronic device, a processor configured to: transmit, to a low power control circuit, a first control signal including power saving state information for the electronic device and a second control signal including charging enabled state information based on a power state of the electronic device being a power saving state, and a charging function setting state for the external electronic device being determined as a charging enabled state based on the external electronic device being connected to the connection circuit, and the low power control circuit being configured to cut off first power to a data input/output control circuit based on the power saving state information for the electronic device included in the first control signal and to supply second power to the external electronic device connected to the connection circuit based on the charging enabled state information included in the second control signal.