公开(公告)号：US11050286B2

公开(公告)日：2021-06-29

申请号：US16797688

申请日：2020-02-21

Applicant: Samsung Electronics Co., Ltd.

Inventor： Kuchul Jung ,  Sunggeun Yoon ,  Kisun Lee ,  Hoyoung Lee ,  Seyoung Jang ,  Hyemi Yu

IPC: H02J7/00 ,  G06F1/26 ,  G06F1/30 ,  G06F1/28

Abstract: An electronic device is provided. The electronic device includes a housing, a battery included within the housing, a connector electrically connected to an external power supply device including an integrated circuit (IC) and exposed to a part of the housing, and a power management unit included within the housing and electrically connected to the connector, wherein the power management unit is configured to communicate with the IC of the external power supply device, and wherein the connector is configured to receive a first current of a first current value during at least a part of the communication and to receive a second current of a second current value greater than the first current value during at least a part in which the communication is not performed.

公开(公告)号：US10243380B2

公开(公告)日：2019-03-26

申请号：US14843800

申请日：2015-09-02

Applicant: Samsung Electronics Co., Ltd.

Inventor： Kuchul Jung ,  Sunggeun Yoon

IPC: H02J7/00 ,  G01R31/36 ,  H01M10/42 ,  H01M10/44 ,  G01R31/44

Abstract: A method of managing the charging of a battery, and an electronic device adapted to the method are provided. The method of managing the charging of a battery installed to an electronic device includes: charging the battery; obtaining an internal resistance of the charging battery; determining whether the battery is functioning based on the internal resistance; and displaying, when the battery is malfunctioning, a message related to the danger while charging the battery.

公开(公告)号：US10003207B2

公开(公告)日：2018-06-19

申请号：US14842048

申请日：2015-09-01

Applicant: Samsung Electronics Co., Ltd.

Inventor： Kuchul Jung ,  Sunggeun Yoon ,  Kisun Lee ,  Jungmin Lee ,  Seyoung Jang

IPC: H02J7/00

CPC classification number: H02J7/0068 ,  H02J7/0031 ,  H02J7/0091

Abstract: An electronic device comprising: an interface arranged to connect to an external power supply device and supply power to a battery; a sensor unit arranged to measure a temperature of the electronic device; and a power management unit configured to charge the battery based on the temperature.

公开(公告)号：US09979220B2

公开(公告)日：2018-05-22

申请号：US15053880

申请日：2016-02-25

Applicant: Samsung Electronics Co., Ltd.

Inventor： Kuchul Jung ,  Sanghyun Ryu ,  Chulwoo Park ,  Sunggeun Yoon

IPC: H02J7/00 ,  G01R31/36 ,  G01R19/00

CPC classification number: H02J7/007 ,  G01R19/0084 ,  G01R31/362

Abstract: An electronic device of the present disclosure includes a battery cell configured to be electrically connected between a first node and a second node; an over current protection circuit configured to include a first terminal, a second terminal, and a switching element responsive to an occurrence of over current, and the first terminal is electrically connected to the first node; a power management integrated circuit configured to be electrically connected to the second terminal of the over current protection circuit; and a first protection circuit configured to be electrically connected between the first node and the power management integrated circuit, and to include at least one first passive element, wherein the power management integrated circuit monitors a voltage of the battery cell, based on at least a portion of a voltage or a current which is transmitted through the first protection circuit.

公开(公告)号：US09651956B2

公开(公告)日：2017-05-16

申请号：US13933454

申请日：2013-07-02

Applicant: Samsung Electronics Co. Ltd.

Inventor： Chulwoo Park ,  Kwangsub Lee ,  Chuleun Yun ,  Seyoung Jang ,  Kuchul Jung ,  Yunhui Han

IPC: G05F1/46 ,  H04B1/16

CPC classification number: G05F1/46 ,  H04B1/1607

Abstract: An apparatus for supplying power in a mobile terminal is provided. The apparatus includes a battery, a power management integration circuit including a buck-boost converter for converting a battery voltage to output a specific voltage, and a plurality of regulators for regulating the specific voltage output from the buck-boost converter to voltages of respective corresponding constituent elements and for outputting the regulated voltages, the buck-boost converter operating in a buck mode when the battery voltage is greater than the specific voltage, and the buck-boost converter operating in a boost mode when the battery voltage is less than the specific voltage, such that the constituent elements include a controller for controlling an operation of the mobile terminal, a touch panel for generating an input and for providing the generated input signal to the controller, and a display unit for displaying an operation of the mobile terminal under control of the controller.