公开(公告)号：US10707690B2

公开(公告)日：2020-07-07

申请号：US15717347

申请日：2017-09-27

Applicant: Samsung Electronics Co., Ltd.

Inventor： Ji-Hoon Jung ,  Bong-Chul Kim ,  Pradipta Patra ,  Ki-Young Kim ,  Yun-Kwon Park

IPC: H02J7/00 ,  H02J7/04 ,  H02M3/335

Abstract: An electronic device for charging a battery is provided. The electronic device includes a first path configured to receive a first power of a first voltage from an adapter, a second path configured to receive a second power of a second voltage from the adapter, a charger, connected to the first path, configured to receive the first power, adjust at least one of a voltage or a current of the first power, and provide the adjusted first power to the battery; and a processor configured to control to connect the second path to the battery during fast charging to directly connect the battery to the adapter.

公开(公告)号：US20180301941A1

公开(公告)日：2018-10-18

申请号：US15951887

申请日：2018-04-12

Applicant: Samsung Electronics Co., Ltd.

Inventor： Young-Joon KIM ,  Sang-Wook Lee ,  Ki-Young Kim ,  Dae-Hyun Kim ,  Ji-Hoon Jung

IPC: H02J50/12 ,  G01R21/06 ,  G05F1/66 ,  H02J50/20

Abstract: An electronic device and method for wirelessly receiving power are provided. The electronic device includes a wired power interface; a power receiving circuit; and a control circuit configured to control the power receiving circuit to wirelessly receive power from a wireless power transmitting device; and provide the received power to an external electronic device through the wired power interface.

公开(公告)号：US09825485B2

公开(公告)日：2017-11-21

申请号：US14867957

申请日：2015-09-28

Applicant: Samsung Electronics Co., Ltd.

Inventor： Byoung-Hee Lee ,  Sang-Wook Kwon ,  Ki-Young Kim ,  Ji-Hoon Jung

IPC: H02J7/02 ,  H02J5/00 ,  H02J7/04 ,  H02J50/12

CPC classification number: H02J7/025 ,  B60L11/182 ,  H02J5/005 ,  H02J7/04 ,  H02J50/12 ,  Y02T10/7005 ,  Y02T10/7072 ,  Y02T90/122 ,  Y02T90/14

Abstract: A wireless power transmitter is provided. The wireless power transmitter includes a power supply unit that supplies Alternating Current (AC) power having a predetermined voltage value, a rectification unit that is connected to the power supply unit, and rectifies the AC power, a voltage adjustment unit that is connected to the rectification unit, and adjusts a magnitude of an output voltage value of the rectified power, and outputs the adjusted power to a power transmission unit, the power transmission unit that generates the adjusted power output from the voltage adjustment unit as a signal in a form in which wireless power transmission is possible, and transmits the generated signal to a wireless power receiver, and a control unit that controls the magnitude of the output voltage value of the rectified power to be adjusted by the voltage adjustment unit in accordance with a predetermined criterion.

公开(公告)号：US10978912B2

公开(公告)日：2021-04-13

申请号：US15951887

申请日：2018-04-12

Applicant: Samsung Electronics Co., Ltd.

Inventor： Young-Joon Kim ,  Sang-Wook Lee ,  Ki-Young Kim ,  Dae-Hyun Kim ,  Ji-Hoon Jung

IPC: H02J50/12 ,  G05F1/66 ,  G01R21/06 ,  H02J50/20 ,  H02J50/10

Abstract: An electronic device and method for wirelessly receiving power are provided. The electronic device includes a wired power interface; a power receiving circuit; and a control circuit configured to control the power receiving circuit to wirelessly receive power from a wireless power transmitting device; and provide the received power to an external electronic device through the wired power interface.

公开(公告)号：US20180301940A1

公开(公告)日：2018-10-18

申请号：US15951871

申请日：2018-04-12

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sung-Ku YEO ,  Dae-Hyun Kim ,  Young-Joon Kim ,  Kang-Ho Byun ,  Hyo-Seok Han ,  Ki-Young Kim ,  Ji-Hoon Jung ,  Jae-Hyun Park ,  Eun-Song Um

IPC: H02J50/12 ,  G05F1/66 ,  H02J50/60 ,  G01R21/06

Abstract: An electronic device and method are provided for wirelessly receiving power. The electronic device includes a first core including a first portion extending in a first direction and a second portion extending in a second direction different from the first direction, a first coil wound around the first portion and extending in the first direction, a second coil wound around the second portion and extending in the second direction, and a power processing circuit configured to process power wirelessly received, from a wireless power transmitter, through at least one of the first coil or the second coil.