KR20180105655A - 튜닝된 금속성 바디를 갖는 전자 디바이스에서의 무선 전력 전송 - Google Patents

튜닝된 금속성 바디를 갖는 전자 디바이스에서의 무선 전력 전송 Download PDF

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Publication number
KR20180105655A
KR20180105655A KR1020187021255A KR20187021255A KR20180105655A KR 20180105655 A KR20180105655 A KR 20180105655A KR 1020187021255 A KR1020187021255 A KR 1020187021255A KR 20187021255 A KR20187021255 A KR 20187021255A KR 20180105655 A KR20180105655 A KR 20180105655A
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KR
South Korea
Prior art keywords
magnetic field
electrically conductive
power
tuning element
electronic device
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
KR1020187021255A
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English (en)
Korean (ko)
Inventor
성헌 정
찰스 에드워드 휘틀리
프란세스코 카로보란트
2세 마크 화이트
Original Assignee
퀄컴 인코포레이티드
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Application filed by 퀄컴 인코포레이티드 filed Critical 퀄컴 인코포레이티드
Publication of KR20180105655A publication Critical patent/KR20180105655A/ko
Withdrawn legal-status Critical Current

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/02—Casings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
    • H01F27/36—Electric or magnetic shields or screens
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
    • H01F27/36—Electric or magnetic shields or screens
    • H01F27/366—Electric or magnetic shields or screens made of ferromagnetic material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/14—Inductive couplings
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/005—Mechanical details of housing or structure aiming to accommodate the power transfer means, e.g. mechanical integration of coils, antennas or transducers into emitting or receiving devices
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/10—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/10—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
    • H02J50/12—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling of the resonant type
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/007—Regulation of charging or discharging current or voltage
    • H02J7/00712—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters
    • H02J7/007182—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters in response to battery voltage
    • H02J7/025—
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/02—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from AC mains by converters
    • H02J7/04—Regulation of charging current or voltage
    • H02J7/045—
    • H04B5/0037—
    • H04B5/0081—
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
    • H04B5/20—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by the transmission technique; characterised by the transmission medium
    • H04B5/24—Inductive coupling
    • H04B5/26—Inductive coupling using coils
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
    • H04B5/70—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes
    • H04B5/79—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes for data transfer in combination with power transfer
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/80—Circuit arrangements or systems for wireless supply or distribution of electric power involving the exchange of data, concerning supply or distribution of electric power, between transmitting devices and receiving devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Near-Field Transmission Systems (AREA)
KR1020187021255A 2016-01-29 2017-01-04 튜닝된 금속성 바디를 갖는 전자 디바이스에서의 무선 전력 전송 Withdrawn KR20180105655A (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201662288685P 2016-01-29 2016-01-29
US62/288,685 2016-01-29
US15/231,325 US10333334B2 (en) 2016-01-29 2016-08-08 Wireless power transfer in an electronic device having a tuned metallic body
US15/231,325 2016-08-08
PCT/US2017/012072 WO2017131931A1 (en) 2016-01-29 2017-01-04 Wireless power transfer in an electronic device having a tuned metallic body

Publications (1)

Publication Number Publication Date
KR20180105655A true KR20180105655A (ko) 2018-09-28

Family

ID=59385744

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020187021255A Withdrawn KR20180105655A (ko) 2016-01-29 2017-01-04 튜닝된 금속성 바디를 갖는 전자 디바이스에서의 무선 전력 전송

Country Status (8)

Country Link
US (2) US10333334B2 (enExample)
EP (1) EP3408915B1 (enExample)
JP (1) JP2019512197A (enExample)
KR (1) KR20180105655A (enExample)
CN (1) CN108684208A (enExample)
AU (1) AU2017211647B2 (enExample)
TW (1) TW201801445A (enExample)
WO (2) WO2017131916A1 (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10333334B2 (en) * 2016-01-29 2019-06-25 Qualcomm Incorporated Wireless power transfer in an electronic device having a tuned metallic body
US10505254B2 (en) * 2017-07-28 2019-12-10 Stmicroelectronics, Inc. Antenna design for active load modulation in a near field communication transponder device
US10462417B2 (en) * 2017-08-31 2019-10-29 Apple Inc. Methods and apparatus for reducing electromagnetic interference resultant from data transmission over a high-speed audio/visual interface
US10629533B2 (en) 2018-03-13 2020-04-21 Toshiba Memory Corporation Power island segmentation for selective bond-out
KR102789847B1 (ko) * 2022-10-27 2025-04-03 세메스 주식회사 기판 처리 장치용 무선 전력 장치 및 기판 처리 장치용 무선 전력 장치 제조 방법

Family Cites Families (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7521890B2 (en) 2005-12-27 2009-04-21 Power Science Inc. System and method for selective transfer of radio frequency power
JPWO2009031639A1 (ja) * 2007-09-06 2010-12-16 昭和電工株式会社 非接触充電式蓄電源装置
US8855554B2 (en) * 2008-03-05 2014-10-07 Qualcomm Incorporated Packaging and details of a wireless power device
US20160087687A1 (en) 2008-09-27 2016-03-24 Witricity Corporation Communication in a wireless power transmission system
US20120242159A1 (en) 2008-09-27 2012-09-27 Herbert Toby Lou Multi-resonator wireless energy transfer for appliances
US8907531B2 (en) 2008-09-27 2014-12-09 Witricity Corporation Wireless energy transfer with variable size resonators for medical applications
US20120248981A1 (en) 2008-09-27 2012-10-04 Aristeidis Karalis Multi-resonator wireless energy transfer for lighting
US20120112691A1 (en) 2008-09-27 2012-05-10 Kurs Andre B Wireless energy transfer for vehicles
EP3116139A1 (en) 2009-02-13 2017-01-11 Witricity Corporation Wireless energy transfer in lossy environments
US9013141B2 (en) * 2009-04-28 2015-04-21 Qualcomm Incorporated Parasitic devices for wireless power transfer
US9088307B2 (en) * 2010-12-29 2015-07-21 National Semiconductor Corporation Non-resonant and quasi-resonant system for wireless power transmission to multiple receivers
JP2012143146A (ja) * 2011-01-03 2012-07-26 Samsung Electronics Co Ltd 無線電力送信装置及びその無線電力送信システム
JP2017533572A (ja) 2011-03-30 2017-11-09 アンバチュア インコーポレイテッドＡＭＢＡＴＵＲＥ Ｉｎｃ． 非常に低い抵抗材料で形成された、電気的デバイス、機械的デバイス、コンピュータデバイス、および／または、他のデバイス
US9496755B2 (en) 2011-09-26 2016-11-15 Qualcomm Incorporated Systems, methods, and apparatus for rectifier filtering for input waveform shaping
US20130127252A1 (en) 2011-11-17 2013-05-23 William S. Yerazunis Wireless Energy Transfer with Perfect Magnetic Conductors
US9225388B2 (en) 2012-07-03 2015-12-29 Intel Corporation Transmitting magnetic field through metal chassis using fractal surfaces
US8985448B2 (en) 2012-07-25 2015-03-24 Master Lock Company Llc Integrated antenna coil in a metallic body
JP6061620B2 (ja) * 2012-10-30 2017-01-18 キヤノン株式会社 電子機器、制御方法及びコンピュータプログラム
WO2014097970A1 (ja) * 2012-12-20 2014-06-26 株式会社村田製作所 情報端末装置
US9876535B2 (en) 2013-02-21 2018-01-23 Qualcomm Incorporated Modular inductive power transfer power supply and method of operation
JP6117947B2 (ja) * 2013-02-22 2017-04-19 ノキア テクノロジーズ オサケユイチア 無線カップリングのための装置および方法
WO2014167881A1 (ja) * 2013-04-08 2014-10-16 株式会社村田製作所 通信端末
US9431169B2 (en) 2013-06-07 2016-08-30 Qualcomm Incorporated Primary power supply tuning network for two coil device and method of operation
US20150009077A1 (en) * 2013-07-03 2015-01-08 Samsung Electronics Co., Ltd. Cover of a mobile device and mobile device including the same
JP5880797B2 (ja) * 2013-09-17 2016-03-09 株式会社村田製作所 カメラモジュールおよび電子機器
US10147538B2 (en) 2013-11-08 2018-12-04 Nokia Technologies Oy Coil arrangement
CN103560598A (zh) * 2013-11-12 2014-02-05 天津工业大学 增强型电磁谐振式地铁无线供电系统
US9461500B2 (en) 2013-11-21 2016-10-04 Htc Corporation Wireless charging receiving device and wireless charging system using the same
JP6297863B2 (ja) * 2014-03-03 2018-03-20 Ｉｈｉ運搬機械株式会社 非接触給電システムと車両給電装置
US9730002B2 (en) 2014-04-10 2017-08-08 Avago Technologies General Ip (Singapore) Pte. Ltd. Mechanical enclosures for a communication device
US10381875B2 (en) 2014-07-07 2019-08-13 Qualcomm Incorporated Wireless power transfer through a metal object
US20160111889A1 (en) 2014-10-20 2016-04-21 Qualcomm Incorporated Segmented conductive back cover for wireless power transfer
CN104333149B (zh) 2014-11-13 2017-03-01 矽力杰半导体技术(杭州)有限公司 调谐电路、调谐方法和谐振型非接触供电装置
US10581284B2 (en) 2014-12-16 2020-03-03 Samsung Electronics Co., Ltd. Wireless charger and wireless power receiver
CN104821667B (zh) * 2015-03-16 2017-02-22 中国计量学院 基于低频pwm整流器的磁耦合谐振式无线电能传输装置
US10476304B2 (en) 2015-05-27 2019-11-12 Qualcomm Incorporated Wireless power receive coil for metal backed device
CN105119036B (zh) 2015-09-18 2019-03-15 深圳市信维通信股份有限公司 一种基于金属后壳的近场通信和无线充电一体化天线
US10361588B2 (en) 2015-12-07 2019-07-23 Qualcomm Incorporated Coupled resonator in a metal back cover
US20170170689A1 (en) 2015-12-14 2017-06-15 Qualcomm Incorporated Wireless charging of metal framed electronic devices
US10333334B2 (en) 2016-01-29 2019-06-25 Qualcomm Incorporated Wireless power transfer in an electronic device having a tuned metallic body
US9827430B1 (en) 2017-02-02 2017-11-28 Qualcomm Incorporated Injected conductive tattoos for powering implants

Also Published As

Publication number Publication date
TW201801445A (zh) 2018-01-01
AU2017211647B2 (en) 2020-08-20
EP3408915A1 (en) 2018-12-05
US10333334B2 (en) 2019-06-25
WO2017131916A1 (en) 2017-08-03
EP3408915B1 (en) 2022-03-16
US20170222467A1 (en) 2017-08-03
WO2017131931A1 (en) 2017-08-03
BR112018015387A2 (pt) 2018-12-18
US10312716B2 (en) 2019-06-04
AU2017211647A1 (en) 2018-07-19
JP2019512197A (ja) 2019-05-09
US20170222481A1 (en) 2017-08-03
CN108684208A (zh) 2018-10-19

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Date Code Title Description
PA0105 International application

Patent event date: 20180723

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application
PC1203 Withdrawal of no request for examination