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公开(公告)号：US20170133889A1
公开(公告)日：2017-05-11
申请号：US15346857
申请日：2016-11-09
Applicant: Samsung Electronics Co., Ltd.
Inventor： Sung-Ku YEO , Dong-Zo KIM , Bong-Chul KIM , Yu-Su KIM
Abstract: An electronic device according to various embodiments of the present disclosure includes a power supply configured to supply DC power, a controller configured to determine a wireless power transmission mode or a wireless power reception mode if at least one electronic device is detected, and output a control signal indicating a wireless power transmission frequency supported by the detected electronic device from among a plurality of wireless power transmission frequencies if the wireless power transmission mode is determined, a conversion circuit configured to output the DC power supplied from the power supply as AC power in response to the control signal output from the controller and a wireless power transceiver configured to transmit the AC power supplied.
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公开(公告)号：US20180102663A1
公开(公告)日：2018-04-12
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
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.
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Patent Agency Ranking
公开(公告)号：US20170070101A1
公开(公告)日：2017-03-09
申请号：US15258502
申请日：2016-09-07
Applicant: Samsung Electronics Co., Ltd.
Inventor： Bong-Chul KIM , Do-Won KIM
Abstract: A method and an apparatus for wirelessly transmitting power are provided. The method includes transmitting power of a first level determined based on a maximum load power level of a load, which is electrically connected to a wireless power receiver, to the wireless power receiver, receiving information on a used load power level according to a load change in the load from the wireless power receiver, and controlling a power level transmitted to the wireless power receiver according to the information on the received used load power level.
Abstract translation: 提供了一种无线发射功率的方法和装置。 该方法包括基于与无线电力接收器电连接的负载的最大负载功率电平确定的第一电平的功率发送到无线电力接收器，根据负载变化接收关于使用的负载功率电平的信息 在来自无线电力接收器的负载中，并且根据关于接收到的使用负载功率电平的信息来控制发送到无线电力接收器的功率电平。
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4.发明申请公开(公告)号：US20180062409A1
公开(公告)日：2018-03-01
申请号：US15671757
申请日：2017-08-08
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Ji-Hoon JUNG , Bong-Chul KIM , Ki-Young KIM , Dae-Hyun KIM , Sang-Wook KWON
IPC: H02J7/00
CPC classification number: H02J7/0072 , H02J7/0054 , H02J2007/0062 , H02J2007/0096
Abstract: A power providing device according to an embodiment of the present disclosure comprises a charger configured to adjust at least one of a voltage and a current of power provided from a power supplying source and to provide the adjusted power to an electronic device and a processor configured to receive, from the electronic device, at least one of identification information of the electronic device and information related to a battery of the electronic device, and to control the charger to adjust at least one of the voltage and the current of the power using at least one of the identification information about the electronic device and the information related to the battery of the electronic device.
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5.发明申请公开(公告)号：US20160020620A1
公开(公告)日：2016-01-21
申请号：US14801480
申请日：2015-07-16
Inventor： Byoung-Hee LEE , Jae-II BAEK , Shin-Young CHO , Sang-Wook KWON , Ki-Young KIM , Bong-Chul KIM , Gun-Woo MOON , Ji-Hoon JUNG
IPC: H02J7/00
CPC classification number: H02J7/0057 , H02J7/0075 , H02J7/008
Abstract: The present invention relates to an electronic device and a method for controlling a charging operation of a battery. The charging control method includes charging a battery using a first charging mode, if a current voltage of the charged battery coincides with a predetermined voltage, decreasing an intensity level of a charging current and charging the battery using the decreased charging current intensity, and if the decreased charging current intensity coincides with a predetermined current intensity, converting from the first charging mode to a second charging mode and charging the battery using the second charging mode.
Abstract translation: 本发明涉及一种用于控制电池的充电操作的电子设备和方法。 充电控制方法包括：如果充电电池的当前电压与预定电压一致，则使用第一充电模式对电池充电，降低充电电流的强度水平，并且使用降低的充电电流强度对电池充电，并且如果 降低的充电电流强度与预定的电流强度一致，从第一充电模式转换到第二充电模式，并且使用第二充电模式对电池充电。
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公开(公告)号：US20170155272A1
公开(公告)日：2017-06-01
申请号：US15362050
申请日：2016-11-28
Applicant: Samsung Electronics Co., Ltd.
Inventor： Bong-Chul KIM , Dong-Zo KIM , Sung-Ku YEO
IPC: H02J7/02
Abstract: A wireless power receiver and a method for controlling the wireless power receiver are provided. The wireless power receiver includes a resonant circuit configured to receiving electromagnetic waves from a wireless power transmitter and output alternate current (AC) power, a rectifier configured to rectify the AC power received from the resonant circuit into direct current (DC) power, a DC/DC converter configured to convert the rectified DC power received from the rectifier and output the converted DC power, a battery, a charger configured to charge the battery with the converted DC power, and a controller configured to, upon detection of an event indicating a change in impedance at an output end of the DC/DC converter, control the impedance at the output end of the DC/DC converter to be kept constant by adjusting voltage at the output end of the DC/DC converter.
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7.发明申请公开(公告)号：US20170085132A1
公开(公告)日：2017-03-23
申请号：US15137591
申请日：2016-04-25
Applicant: Samsung Electronics Co., Ltd.
Inventor： Sung-Ku YEO , Do-Won KIM , Dong-Zo KIM , Bong-Chul KIM , Hyung-Koo CHUNG
Abstract: A wireless power transmitting apparatus wirelessly charging a wireless power receiving apparatus is provided. The wireless power transmitting apparatus includes a power providing unit configured to provide power, a gate driver configured to generate a differential signal formed of a first signal and a second signal from the power provided from the power providing unit, an amplifier configured to amplify the differential signal by a predetermined gain, a power transmitting unit configured to transmit the amplified differential signal to the wireless power receiving apparatus, and a differential signal correcting circuit that is disposed between the gate driver and the amplifier and is configured to correct the differential signal so that a predetermined phase difference between the first signal and the second signal is maintained.
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