公开(公告)号：US20210184507A1

公开(公告)日：2021-06-17

申请号：US17186081

申请日：2021-02-26

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jae-Seok PARK ,  Young-Ho RYU ,  Chang-hyun KIM ,  Myung-ho KIM ,  Woong-ll CHOI

IPC: H02J50/12 ,  H04N21/472 ,  H02J50/60

Abstract: A wireless power transmitting device according to an embodiment may include a power transmission circuit and a processor. The processor may be configured to control the power transmission circuit to wirelessly transmit power to a first area around the wireless power transmitting device, perform a predetermined first operation when an obstacle is detected in a second area around the first area, and perform a predetermined second operation when it is detected that the obstacle has entered the first area.

公开(公告)号：US20180316225A1

公开(公告)日：2018-11-01

申请号：US15965274

申请日：2018-04-27

Applicant: Samsung Electronics Co., Ltd. ,  RESEARCH & BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITY

Inventor： Sung-Ku YEO ,  Sang-Yun KIM ,  Jae-Seok PARK ,  Young-Ho RYU ,  Kang-Yoon LEE ,  Hamed ABBASIZADEH ,  Sang-Wook KWON ,  Thi Kim Nga TRUONG ,  Dong-In KIM ,  Sung-Bum PARK ,  Dong-Soo LEE

IPC: H02J50/12 ,  H02J7/00 ,  H02J7/02 ,  H02J50/70

Abstract: An electronic device is provided. The electronic device includes a receiving circuit configured to wirelessly receive power and output AC power, a rectifying circuit configured to rectify the AC power from the receiving circuit, wherein the rectifying circuit may include a first P-MOSFET configured to transfer a positive amplitude of power to an output terminal of the rectifying circuit while the AC power has the positive amplitude and to prevent transferring a negative amplitude of power to the output terminal of the rectifying circuit while the AC power has the negative amplitude, and a forward loss compensating circuit connected with the first P-MOSFET configured to reduce a threshold voltage of the first P-MOSFET while the AC power has the positive amplitude.

公开(公告)号：US20200052405A1

公开(公告)日：2020-02-13

申请号：US16608621

申请日：2018-04-19

Applicant: Samsung Electronics Co., Ltd. ,  Hongik University Industry-Academia Cooperation Foundation

Inventor： Jae-Seok PARK ,  Jeong-Hae LEE ,  Jae-Hyun PARK ,  Kwi-Seob UM ,  Young-Ho RYU ,  Chang-Hyun LEE ,  Sang-Wook KWON ,  Sung-Bum PARK ,  Jae-Gon LEE ,  Sang-Wook CHI

IPC: H01Q9/04 ,  H01Q1/48 ,  H01Q1/24 ,  H01Q3/36 ,  H01Q15/14

Abstract: In various embodiments, a metamaterial structure antenna may comprise: a feed line for feeding a signal; a ground plane comprising a cross-shaped aperture forming circular polarization on the basis of a magnetic field induced by the fed signal; and a patch plane formed parallel to the ground plane which emits electromagnetic waves on the basis of the circular polarization.

公开(公告)号：US20190312465A1

公开(公告)日：2019-10-10

申请号：US16448898

申请日：2019-06-21

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sung-Ku YEO ,  Chong-Min LEE ,  Jae-Seok PARK ,  Jae-Hyun PARK ,  Kyung-Woo LEE ,  Hyo-Seok HAN

IPC: H02J50/20 ,  H02J50/23 ,  H02J50/90 ,  H01Q3/28 ,  H02J50/40 ,  H01Q9/04 ,  H01Q3/36 ,  H01Q21/06

Abstract: A wireless power transmitting device is provided. The wireless power transmitting device includes a patch antenna, and a transmission/reception processing circuit configured to output a first signal to the patch antenna during a first period, and process a second signal output from the patch antenna during a second period, wherein the patch antenna is configured to transmit a transmission wave using the first signal, and output the second signal to the transmission/reception processing circuit using a reception wave.

公开(公告)号：US20190288566A1

公开(公告)日：2019-09-19

申请号：US16348002

申请日：2017-06-12

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jae-Hyun PARK ,  Jae-Seok PARK ,  Young-Ho RYU ,  Sung-Ku YEO ,  Chong-Min LEE

IPC: H02J50/20 ,  H02J50/40 ,  H02J7/02

Abstract: A wireless power transmission device radiating electromagnetic waves is disclosed. The wireless power transmission device can comprise: a first circuit board; a first conductive member mounted on a first surface of the first circuit board; a first ground member mounted on a second surface facing opposite from the first surface; and an electrical circuit disposed on a position, on the second surface of the first circuit board, which does not overlap the first ground member and for controlling the radiation of electromagnetic waves from the first circuit board.

公开(公告)号：US20210376664A1

公开(公告)日：2021-12-02

申请号：US16753406

申请日：2018-10-19

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jae-Seok PARK ,  Chong-Min LEE ,  Sung-Ku YEO ,  Jae-Hyuck SHIN ,  Young-Ho RYU

IPC: H02J50/23 ,  H04B7/06 ,  H04B5/00 ,  H01Q9/04 ,  H02J50/60

Abstract: A wireless power transmission apparatus includes patch antennas which form an RF wave; a memory storing electromagnetic wave distribution maps corresponding to transmission conditions for transmitting the RF wave; and a processor configured to determine a position of an electronic device and a position of a living body, determine a transmission condition which transmits the RF wave which causes an electromagnetic wave having a size not exceeding a first threshold value to be applied to a position of the living body while being beam-formed at a position of the electronic device, using at least a portion of the electromagnetic wave distribution maps, and generate the RF wave with the determined transmission condition using the patch antennas, each electromagnetic wave distribution map indicating the size of electromagnetic waves at one or more points around the wireless power transmission apparatus when the RF wave is formed by each of the transmission conditions.

公开(公告)号：US20190243333A1

公开(公告)日：2019-08-08

申请号：US16343183

申请日：2017-10-16

Applicant: Samsung Electronics Co., Ltd.

Inventor： Seok-Ho YOON ,  Jae-Seok PARK

IPC: G05B19/4065 ,  G05B23/02 ,  G05B19/414

CPC classification number: G05B19/4065 ,  B23Q17/00 ,  G05B19/4145 ,  G05B19/418 ,  G05B23/02 ,  Y02P90/02

Abstract: According to various embodiments, an electronic apparatus may comprise: a communication circuit; at least one sensor for detecting first sensing information related to a state of at least one machine tool connected to the electronic apparatus; and a processor configured to transmit the detected first sensing information to a server, receive, from the server, reference information acquired on the basis of the first sensing information and second sensing information related to a state of at least one external machine tool connected to at least one external electronic apparatus, and determine the state related to the at least one machine tool on the basis of the received reference information. Various embodiments are possible.

公开(公告)号：US20180062419A1

公开(公告)日：2018-03-01

申请号：US15669293

申请日：2017-08-04

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jae-Seok PARK ,  Young-Ho RYU

IPC: H02J7/02 ,  H02M7/06 ,  H02J50/10

CPC classification number: H02J7/025 ,  H02J50/10 ,  H02J50/12 ,  H02J50/40 ,  H02M7/06

Abstract: An electronic device is provided. The electronic device includes a power receiver circuit configured to wirelessly receive power from a wireless power transmitter, a plurality of rectifiers, and a processor configured to detect a magnitude of the received power, select a rectifier to perform rectification from among the plurality of rectifiers based on the magnitude of the received power, and control the selected rectifier to rectify the power.

公开(公告)号：US20170331330A1

公开(公告)日：2017-11-16

申请号：US15593832

申请日：2017-05-12

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sung-Ku YEO ,  Chong-Min LEE ,  Jae-Seok PARK ,  Jae-Hyun PARK ,  Kyung-Woo LEE ,  Hyo-Seok HAN

IPC: H02J50/20 ,  H01Q9/04 ,  H01Q3/36 ,  H01Q21/06 ,  H02J50/40

CPC classification number: H02J50/20 ,  H01Q3/28 ,  H01Q3/36 ,  H01Q9/0407 ,  H01Q21/065 ,  H02J50/23 ,  H02J50/40 ,  H02J50/90

Abstract: A wireless power transmitting device is provided. The wireless power transmitting device includes a patch antenna, and a transmission/reception processing circuit configured to output a first signal to the patch antenna during a first period, and process a second signal output from the patch antenna during a second period, wherein the patch antenna is configured to transmit a transmission wave using the first signal, and output the second signal to the transmission/reception processing circuit using a reception wave.

公开(公告)号：US20180301937A1

公开(公告)日：2018-10-18

申请号：US15950828

申请日：2018-04-11

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jae-Seok PARK ,  Young-Ho RYU ,  Chang-Hyun KIM ,  Myung-Ho KIM ,  Woong-Il CHOI

IPC: H02J50/12 ,  H02J50/60 ,  H04N21/472

Abstract: A wireless power transmitting device according to an embodiment may include a power transmission circuit and a processor. The processor may be configured to control the power transmission circuit to wirelessly transmit power to a first area around the wireless power transmitting device, perform a predetermined first operation when an obstacle is detected in a second area around the first area, and perform a predetermined second operation when it is detected that the obstacle has entered the first area.