公开(公告)号：USRE49564E1

公开(公告)日：2023-06-27

申请号：US17139943

申请日：2020-12-31

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Dong Zo Kim ,  Sang Wook Kwon ,  Ki Young Kim ,  Bong Chui Kim ,  Yun Kwon Park ,  Jae Hyun Park ,  Keum Su Song ,  Chi Hyung Ahn ,  Young Ho Ryu ,  Byoung Hee Lee

IPC: H02J5/00 ,  H02J50/12 ,  H02J50/40 ,  H02J7/02 ,  H01F38/14 ,  H02J7/00 ,  H02J50/80

CPC classification number: H02J7/00714 ,  H02J50/12 ,  H02J50/80 ,  H01F38/14 ,  H02J50/40

Abstract: A wireless power transmission apparatus includes a source resonator configured to transmit an output power from which a harmonic component has been cancelled to a wireless power reception apparatus by resonating with a target resonator of the wireless power transmission apparatus, and a resonant power generator configured to differentially input a first input signal and a second input signal to the source resonator, and cancel the harmonic component of the output power.

公开(公告)号：US10367381B2

公开(公告)日：2019-07-30

申请号：US15435788

申请日：2017-02-17

Applicant: Samsung Electronics Co., Ltd.

Inventor： Nam Yun Kim ,  Hyuk Choon Kwon ,  Sang Wook Kwon ,  Ki Young Kim ,  Dong Zo Kim ,  Soo Yeon Jung

IPC: H01F27/42 ,  H01F37/00 ,  H01F38/00 ,  H02J50/80 ,  H02J7/02 ,  H02J50/12 ,  H02J7/00 ,  H02J50/40

Abstract: A wireless power transmission apparatus for tracking a charging capacity of each of a plurality of wireless power reception apparatuses in an environment in which the plurality of wireless power reception apparatuses are charged includes a communication unit configured to receive information about either one or both of a charging support power and a requested power from each of the plurality of wireless power reception apparatuses, a controller configured to determine a charging capacity for a wireless power reception apparatus supporting the charging support power among the plurality of wireless power reception apparatuses based on the information about the charging support power, and a power tracker configured to re-track the determined charging capacity based on charging status information received from the plurality of wireless power reception apparatuses.

公开(公告)号：US10355533B2

公开(公告)日：2019-07-16

申请号：US16257935

申请日：2019-01-25

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Nam Yun Kim ,  Sang Wook Kwon ,  Yun Kwon Park

IPC: H02J50/12 ,  H02J50/40 ,  H02J50/90 ,  H02J7/02 ,  H02J50/80 ,  G01R23/04 ,  G01R27/04 ,  H02J5/00 ,  H02J7/00

Abstract: A wireless power transmission system, and a method for controlling wireless power transmission and wireless power reception are provided. According to an aspect, a method for controlling a wireless power transmission may include: detecting a plurality of target devices used to wirelessly receive power; selecting a source resonating unit from among a plurality of source resonating units, based on the amount of power to be transmitted to one or more of the plurality of target devices, a coupling factor associated with one or more of the plurality of target devices, or both; and wirelessly transmitting power to a target device using the selected source resonating unit.

公开(公告)号：US10340742B2

公开(公告)日：2019-07-02

申请号：US15433892

申请日：2017-02-15

Applicant: SAMSUNG ELECTRONICS CO., LTD. ,  Korea Advanced Institute of Science and Technology

Inventor： Bong Chul Kim ,  Sang Wook Kwon ,  Ki Young Kim ,  Nam Yun Kim ,  Gun Woo Moon ,  Sang Cheol Moon ,  Chi Hyung Ahn ,  Shin Young Cho

IPC: H02J50/12 ,  H02J7/02 ,  H02J50/80 ,  B60L11/18 ,  H02J3/18 ,  H02J7/00

Abstract: A method and an apparatus for controlling wireless power transmission are provided. An apparatus for controlling wireless power transmission includes a controller configured to determine an output voltage of a power factor correction unit based on charging information of a battery, the power factor correction unit configured to correct an input voltage into the determined output voltage, and output a variable voltage, and a resonance unit configured to transmit power converted from the variable voltage to a wireless power reception apparatus.

公开(公告)号：US10284022B2

公开(公告)日：2019-05-07

申请号：US15355513

申请日：2016-11-18

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Nam Yun Kim ,  Sang Wook Kwon

IPC: H02J7/00 ,  H02J7/02 ,  H02J50/12 ,  H02J50/40 ,  H02J50/80 ,  H02J17/00

Abstract: A wireless power transmission method and a wireless power transmitter are provided that may selectively transmit wireless power to a plurality of target devices. According to an aspect, a wireless power transmitter may include: a detecting unit configured to detect a plurality of target devices; a controller configured to determine a plurality of resonance frequencies between a source resonator and the plurality of detected target devices and to control the plurality of resonance frequencies to transmit the power to the plurality of detected target devices; and a source resonance unit configured to transmit the power to the plurality of detected target devices.

公开(公告)号：US10236723B2

公开(公告)日：2019-03-19

申请号：US15646728

申请日：2017-07-11

Applicant: Samsung Electronics Co., Ltd.

Inventor： Nam Yun Kim ,  Sang Wook Kwon ,  Yun Kwon Park

IPC: H02J50/12 ,  H02J50/80 ,  H02J50/90 ,  H02J50/40 ,  H02J5/00 ,  H02J7/02 ,  G01R23/04 ,  G01R27/04 ,  H02J7/00

Abstract: A wireless power transmission system, and a method for controlling wireless power transmission and wireless power reception are provided. According to an aspect, a method for controlling a wireless power transmission may include: detecting a plurality of target devices used to wirelessly receive power; selecting a source resonating unit from among a plurality of source resonating units, based on the amount of power to be transmitted to one or more of the plurality of target devices, a coupling factor associated with one or more of the plurality of target devices, or both; and wirelessly transmitting power to a target device using the selected source resonating unit.

公开(公告)号：US10230258B2

公开(公告)日：2019-03-12

申请号：US15915598

申请日：2018-03-08

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Nam Yun Kim ,  Sang Wook Kwon

IPC: H01M10/44 ,  H01M10/46 ,  H02J7/02 ,  H02J50/80 ,  H02J50/40 ,  H02J50/12 ,  H02J5/00 ,  H04B5/00 ,  H02J7/04

Abstract: A portable device is provided. The portable device includes a power receiving unit configured to receive a first energy or a second energy from a wireless power transmitter, the first energy being used to perform a communication function and a control function, the second energy being used to charge a battery, and the wireless power transmitter being configured to wirelessly transmit a power, a voltage generator configured to generate a wake-up voltage from the first energy, or to generate a voltage for charging the battery from the second energy, a controller configured to perform the communication function and the control function, the controller being activated by the wake-up voltage, and a communication unit configured to perform a communication with the wireless power transmitter based on a control of the controller.

公开(公告)号：US10211683B2

公开(公告)日：2019-02-19

申请号：US14337611

申请日：2014-07-22

Applicant: Samsung Electronics Co., Ltd.

Inventor： Nam Yun Kim ,  Sang Wook Kwon ,  Dong Zo Kim ,  Bong Chul Kim ,  Yun Kwon Park ,  Chi Hyung Ahn ,  Byoung Hee Lee

IPC: H02J50/80 ,  H02J5/00 ,  H02J50/12 ,  H02J7/02 ,  H02J50/10 ,  H02J7/00

Abstract: An authentication of a power transmitting unit (PTU) includes determining whether an access right to an external device is present in a power receiving unit (PRU) based on identification information of the PRU, and network-connecting the PRU to the external device in response to a result of the determining being that the access right is present in the PRU.

公开(公告)号：US09906045B2

公开(公告)日：2018-02-27

申请号：US14331996

申请日：2014-07-15

Applicant: Samsung Electronics Co., Ltd.

Inventor： Nam Yun Kim ,  Sang Wook Kwon ,  Hyuk Choon Kwon ,  Ki Young Kim ,  Bong Chul Kim ,  Yun Kwon Park

IPC: H02J5/00 ,  H04B5/00

CPC classification number: H02J5/005 ,  H02J7/025 ,  H02J50/12 ,  H02J50/40 ,  H02J50/80 ,  H04B5/0031 ,  H04B5/0037 ,  H04B5/0081

Abstract: A method of synchronization control of a power transmitting unit (PTU) includes network-connecting a PTU to a PTU operating in a slave mode by setting an operation mode of the PTU to a master mode, and transmitting a signal to a power receiving unit (PRU) by controlling either one or both of a communication time and a communication frequency of the PTU operating in the slave mode.

公开(公告)号：US09881733B2

公开(公告)日：2018-01-30

申请号：US14019306

申请日：2013-09-05

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Nam Yun Kim ,  Sang Wook Kwon ,  Ki Young Kim ,  Yun Kwon Park ,  Chang Wook Yoon

IPC: H01F27/42 ,  H01F37/00 ,  H01F38/00 ,  H01F38/14 ,  H02J7/00 ,  H02J5/00 ,  H02J7/02 ,  B60L11/18

CPC classification number: H01F38/14 ,  B60L11/182 ,  B60L11/1833 ,  B60L11/1842 ,  B60L11/1846 ,  B60L2210/10 ,  B60L2210/30 ,  B60L2210/40 ,  B60L2250/12 ,  B60L2250/16 ,  B60L2250/20 ,  H02J5/005 ,  H02J7/00 ,  H02J7/0054 ,  H02J7/025 ,  H02J50/12 ,  H02J50/40 ,  H02J50/60 ,  H02J50/80 ,  Y02E60/721 ,  Y02T10/7005 ,  Y02T10/7072 ,  Y02T10/7216 ,  Y02T10/7241 ,  Y02T90/121 ,  Y02T90/122 ,  Y02T90/125 ,  Y02T90/127 ,  Y02T90/128 ,  Y02T90/14 ,  Y02T90/163 ,  Y02T90/169 ,  Y04S10/126 ,  Y04S30/14

Abstract: An apparatus that transmits and receives wireless power, includes a controller configured to determine whether the apparatus is to operate in a power reception mode or a power transmission mode based on a capacity of a battery of the apparatus, and a capacity of a battery of another apparatus. The apparatus further includes a resonator configured to receive power from the other apparatus in response to the apparatus being determined to operate in the power reception mode, and transmit power to the other apparatus in response to the apparatus being determined to operate in the power transmission mode.