公开(公告)号：US10199837B2

公开(公告)日：2019-02-05

申请号：US14673028

申请日：2015-03-30

Applicant: Samsung Electronics Co., Ltd.

Inventor： Ku Chul Jung ,  Sung Geun Yoon ,  Chul Eun Yun ,  Kisun Lee

IPC: H02J7/00 ,  H02M3/155

Abstract: An electronic device is provided. The electronic device includes a connector to which an external device is connected, a control unit identifying a connected external device and controlling operations of a voltage conversion unit and a charging and discharging unit according to a result of an identification, the voltage conversion unit bypassing a supply voltage supplied from the external device, boosting the supply voltage, or converting a battery voltage of a battery connected to an electronic device to supply a converted voltage to the external device, according to the result of the identification, and the charging and discharging unit lowering a voltage supplied from the voltage conversion unit or bypassing the battery voltage of the battery to the voltage conversion unit, according to the result of the identification.