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公开(公告)号:US20130221757A1
公开(公告)日:2013-08-29
申请号:US13721824
申请日:2012-12-20
Inventor: In Kui CHO , Je Hoon YUN , Seong-Min KIM , Jung Ick MOON
IPC: H02J17/00
CPC classification number: H02J50/12 , B60L11/007 , B60L11/182 , B60L11/1825 , B60L2200/12 , H02J5/005 , H02J17/00 , H02J50/40 , H02J50/50 , H02J50/70 , Y02T10/7005 , Y02T10/7072 , Y02T90/121 , Y02T90/122 , Y02T90/128 , Y02T90/14
Abstract: A wireless power transmission apparatus includes: a transmission resonator installed in one side wall within a specific space and configured to comprise a transmission feeding loop for transmitting impedance matching and power and receive and transmit the impedance matching and power using the transmission feeding loop. Further, the wireless power transmission apparatus includes a relay resonator installed in another side wall within the specific space and configured to have a resonant frequency identical with that of the transmission resonator and store energy in the specific space by generating mutual resonance through a resonance characteristic with the transmission resonator; and one or more reception resonators installed within the specific space and configured to have a resonant frequency identical with that of the transmission resonator and receive the energy stored in the specific space.
Abstract translation: 无线电力传输装置包括:安装在特定空间内的一个侧壁中的发送谐振器,并且被配置为包括用于发送阻抗匹配和功率的发送馈送环路,并使用发送馈送环路接收和发送阻抗匹配和功率。 此外,无线电力传输装置包括安装在特定空间内的另一个侧壁中的中继谐振器,并且被配置为具有与发送谐振器的谐振频率相同的谐振频率,并且通过产生谐振特性的相互共振来存储特定空间中的能量, 传输谐振器; 以及一个或多个接收谐振器,其安装在特定空间内并被配置为具有与发射谐振器的谐振频率相同的谐振频率并接收存储在特定空间中的能量。
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公开(公告)号:US20250046509A1
公开(公告)日:2025-02-06
申请号:US18918442
申请日:2024-10-17
Inventor: Jung Ick MOON , In Kui CHO , Sang-Won KIM , Seong-Min KIM , Ho Jin LEE , Je Hoon YUN , Dong Won JANG
IPC: H01F27/28
Abstract: A low-loss spiral coil includes a conducting wire wound N turns of which a width of each of wires corresponding to each of sections of the conducting wire is determined by setting an entire width of the conducting wire to be a width of M sections of the conducting wire, and then determining the width of each of the wires such that a resistance of the spiral coil formed based on the width of the M sections is minimized.
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公开(公告)号:US20240129749A1
公开(公告)日:2024-04-18
申请号:US18334131
申请日:2023-06-13
Inventor: Jung Ick MOON , Myung Sun SONG , In Kui CHO , Gwangzeen KO , Sang-Won KIM , Seong-Min KIM
Abstract: Provided is a reflector/scatterer arranged around a side lobe beam which is generated from a transmission antenna, in a radiation direction of the side lobe beam, for use in expanding a communication service coverage area.
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24.
公开(公告)号:US20230140065A1
公开(公告)日:2023-05-04
申请号:US17976077
申请日:2022-10-28
Inventor: Je Hoon YUN , Sang-Won KIM , Seong-Min KIM , Jung Ick MOON , In Kui CHO , Gwangzeen KO , Dong Won JANG
Abstract: A wireless power transmission resonator using a conducting wire with a vertical rectangular cross-section is disclosed. The wireless power transmission resonator may include a first element including a first element upper part arranged in an upper end of a resonator and a first element lower part arranged in a lower end of the resonator, wherein the first element upper part and the first element lower part each may include a spiral layer having a spiral structure that is wound to face a wide surface of a conducting wire including a vertical rectangular cross-section and a second element arranged in a center of the resonator and between the first element upper part and the first element lower part and including a spiral layer having a spiral structure that is wound to face the wide surface of the conducting wire including the vertical rectangular cross-section.
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公开(公告)号:US20220407365A1
公开(公告)日:2022-12-22
申请号:US17897756
申请日:2022-08-29
Inventor: Jung Ick MOON , Sang-Won KIM , Seong-Min KIM , In Kui CHO
Abstract: Provided are a wireless charging system for removing a foreign object and a foreign object removing method of the wireless charging system that may detect whether a foreign object is attached using a sensor of the wireless charging system to automatically and quickly remove the foreign object.
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公开(公告)号:US20220394854A1
公开(公告)日:2022-12-08
申请号:US17826327
申请日:2022-05-27
Inventor: Jung Ick MOON , Gwangzeen KO , Sang-Won KIM , Seong-Min KIM , Woo Jin BYUN , Je Hoon YUN , In Kui CHO
Abstract: A method and system for manufacturing a coil for wireless charging are disclosed herein. The method may include manufacturing a printed circuit board, generating a coil-shaped metal pattern on the printed circuit board, and generating an additional metal pattern on the top of the metal pattern using a 3D metal printer.
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27.
公开(公告)号:US20220158501A1
公开(公告)日:2022-05-19
申请号:US17496963
申请日:2021-10-08
Inventor: Jung Ick MOON , Sang-Won KIM , Seong-Min KIM , In Kui CHO
Abstract: The present disclosure relates to a reduction coil and an electromagnetic wave reduction apparatus including the reduction coil, and more particularly, an electromagnetic wave reduction apparatus including a reduction coil between a transmission coil and a reception coil to reduce, through the reduction coil, unnecessary electromagnetic waves generated in a process of transmitting electromagnetic waves generated by the transmission coil to the reception coil.
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公开(公告)号:US20210109173A1
公开(公告)日:2021-04-15
申请号:US17071530
申请日:2020-10-15
Inventor: Hyunjoon LEE , In Kui CHO , Jang Yeol KIM , Jaewoo LEE , Ho Jin LEE , Sang-Won KIM , Seong-Min KIM , Jung Ick MOON , Woo Cheon PARK , Je Hoon YUN , Dong Won JANG
IPC: G01R33/26
Abstract: The atomic magnetometer includes a light source device configured to output a linearly polarized irradiation light and a circularly polarized pump light, a first vapor cell including an alkali metal atom, receiving the linearly polarized irradiation light, and outputting a first transmitted light, a second vapor cell including an alkali metal atom, receiving the linearly polarized irradiation light, and outputting a second transmitted light, a magnetic field application device configured to apply a bias magnetic field in opposite directions to the first vapor cell and the second vapor cell, and a measuring device configured to obtain the magnetic field signal based on a differentiation of a first polarization rotation signal corresponding to a polarization state of the first transmitted light and a second polarization rotation signal corresponding to a polarization state of the second transmitted light.
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29.
公开(公告)号:US20190036379A1
公开(公告)日:2019-01-31
申请号:US15986429
申请日:2018-05-22
Inventor: Seong-Min KIM , Sang-Won KIM , Jung Ick MOON , In Kui CHO , Je Hoon YUN , Dong Won JANG
IPC: H02J50/12
CPC classification number: H02J50/12
Abstract: Disclosed is a wireless power receiving apparatus capable of controlling an effective load resistance. The wireless power receiving apparatus may include a rectifier configured to generate a rectified voltage based on a magnetic field generated in a wireless power transmitting apparatus, and a controller configured to transmit, to the rectifier, a control signal for controlling a rectified phase of the rectifier to adjust an effective load resistance of the wireless power receiving apparatus.
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公开(公告)号:US20240356380A1
公开(公告)日:2024-10-24
申请号:US18592509
申请日:2024-02-29
Inventor: Sang-Won KIM , Gwangzeen KO , Seong-Min KIM , Kyeseok YOON , In Kui CHO
CPC classification number: H02J50/402 , H02J50/12 , H02J50/70
Abstract: A wireless charging system for attenuating electromagnetic waves is provided. The wireless charging system includes a transmitter including a clock generator configured to generate clock signals having reverse phases from each other, inverters configured to output inverter voltage/current signals having a same magnitude and reverse phases from each other using the clock signals generated by the clock generator, matching portions respectively connected to the inverters and configured to output transmission coil voltage/current signals having a same magnitude and reverse phases from each other using the inverter voltage/current signals, and transmission coils respectively connected to the matching portions and configured to generate magnetic fields towards a reception coil using the transmission coil voltage/current signals.
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