CA2975405A1 - Inductive power transmitter - Google Patents

Inductive power transmitter Download PDF

Info

Publication number
CA2975405A1
CA2975405A1 CA2975405A CA2975405A CA2975405A1 CA 2975405 A1 CA2975405 A1 CA 2975405A1 CA 2975405 A CA2975405 A CA 2975405A CA 2975405 A CA2975405 A CA 2975405A CA 2975405 A1 CA2975405 A1 CA 2975405A1
Authority
CA
Canada
Prior art keywords
coils
transmitter
coil
source
resonant
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.)
Abandoned
Application number
CA2975405A
Other languages
English (en)
French (fr)
Inventor
Liang Chen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
PowerbyProxi Ltd
Original Assignee
PowerbyProxi Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by PowerbyProxi Ltd filed Critical PowerbyProxi Ltd
Publication of CA2975405A1 publication Critical patent/CA2975405A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • 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
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/006—Details of transformers or inductances, in general with special arrangement or spacing of turns of the winding(s), e.g. to produce desired self-resonance
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F30/00—Fixed transformers not covered by group H01F19/00
    • H01F30/06—Fixed transformers not covered by group H01F19/00 characterised by the structure
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—ELECTRIC POWER NETWORKS; 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—ELECTRIC POWER NETWORKS; 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—ELECTRIC POWER NETWORKS; 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
    • H02J50/40—Circuit arrangements or systems for wireless supply or distribution of electric power using two or more transmitting or receiving devices
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—ELECTRIC POWER NETWORKS; 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
    • H02J50/40—Circuit arrangements or systems for wireless supply or distribution of electric power using two or more transmitting or receiving devices
    • H02J50/402—Circuit arrangements or systems for wireless supply or distribution of electric power using two or more transmitting or receiving devices the two or more transmitting or the two or more receiving devices being integrated in the same unit, e.g. power mats with several coils or antennas with several sub-antennas
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—ELECTRIC POWER NETWORKS; 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
    • H02J50/90—Circuit arrangements or systems for wireless supply or distribution of electric power involving detection or optimisation of position, e.g. alignment
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries
    • H02J7/02—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries for charging batteries from AC mains by converters
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries
    • H02J7/60—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries including safety or protection arrangements
    • H02J7/64—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries including safety or protection arrangements against overvoltage
    • 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

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)
  • Inverter Devices (AREA)
  • Near-Field Transmission Systems (AREA)
CA2975405A 2015-02-03 2016-02-03 Inductive power transmitter Abandoned CA2975405A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201562111327P 2015-02-03 2015-02-03
US62/111,327 2015-02-03
US201562234556P 2015-09-29 2015-09-29
US62/234,556 2015-09-29
PCT/NZ2016/050008 WO2016126167A1 (en) 2015-02-03 2016-02-03 Inductive power transmitter

Publications (1)

Publication Number Publication Date
CA2975405A1 true CA2975405A1 (en) 2016-08-11

Family

ID=56564396

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2975405A Abandoned CA2975405A1 (en) 2015-02-03 2016-02-03 Inductive power transmitter

Country Status (8)

Country Link
US (1) US11251661B2 (enExample)
EP (1) EP3254352A1 (enExample)
JP (1) JP2018506257A (enExample)
KR (1) KR20170115569A (enExample)
CN (2) CN107302846A (enExample)
AU (1) AU2016216178A1 (enExample)
CA (1) CA2975405A1 (enExample)
WO (1) WO2016126167A1 (enExample)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018194223A1 (ko) * 2017-04-21 2018-10-25 한국전자통신연구원 에너지 밀도가 균일한 충전 영역을 형성하는 2차원 원형 배열 구조 무선 충전 방법 및 장치
US10923955B2 (en) 2017-08-29 2021-02-16 Apple Inc. Wireless power system with resonant circuit tuning
KR102413858B1 (ko) * 2017-08-31 2022-06-28 엘지전자 주식회사 제어 알고리즘이 개선된 유도 가열 및 무선 전력 전송 장치
WO2019045322A1 (ko) * 2017-08-31 2019-03-07 엘지전자 주식회사 제어 알고리즘이 개선된 유도 가열 및 무선 전력 전송 장치
KR102702930B1 (ko) 2018-10-22 2024-09-05 엘지이노텍 주식회사 무선 전력 제어 방법 및 장치
CN110040011B (zh) * 2019-04-18 2021-06-22 浙江吉利控股集团有限公司 一种无线充电方法及控制装置
CN111740512B (zh) * 2020-08-21 2021-01-15 广东希荻微电子有限公司 一种无线充电发射端系统以及控制方法
WO2022098671A1 (en) * 2020-11-04 2022-05-12 The Alfred E. Mann Foundation For Scientific Research Automatically-aligning magnetic field system
US20240250563A1 (en) * 2020-11-04 2024-07-25 The Alfred E. Mann Foundation For Scientific Research Automatically-aligning magnetic field system
US11715979B2 (en) * 2021-07-23 2023-08-01 Renesas Electronics America, Inc. Multi-element driver topology for element selection
CN113612321B (zh) * 2021-08-19 2023-10-17 昆山联滔电子有限公司 无线充电的控制方法及无线充电发射装置
WO2023137397A1 (en) 2022-01-13 2023-07-20 The Alfred E. Mann Foundation For Scientific Research Method and apparatus for pre-alignment of an automatically aligning magnetic field system
CA3254989A1 (en) 2022-03-18 2023-09-21 The Alfred E. Mann Foundation For Scientific Research SELF-ALIGNING MAGNETIC FIELD SYSTEM

Family Cites Families (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001095432A1 (en) * 2000-06-02 2001-12-13 Yamatake Corporation Electromagnetic induction coupling apparatus
US7233137B2 (en) 2003-09-30 2007-06-19 Sharp Kabushiki Kaisha Power supply system
KR100792308B1 (ko) * 2006-01-31 2008-01-07 엘에스전선 주식회사 코일 어레이를 구비한 무접점 충전장치, 무접점 충전시스템 및 충전 방법
US8169185B2 (en) * 2006-01-31 2012-05-01 Mojo Mobility, Inc. System and method for inductive charging of portable devices
JP2009201328A (ja) 2008-02-25 2009-09-03 Toshiba Corp 充電装置及び充電システム
US7893564B2 (en) * 2008-08-05 2011-02-22 Broadcom Corporation Phased array wireless resonant power delivery system
TWI504096B (zh) * 2009-04-08 2015-10-11 通路實業集團國際公司 可選擇性線圈陣列及其系統與方法
US10312750B2 (en) 2009-05-25 2019-06-04 Koninklijke Philips N.V. Method and device for detecting a device in a wireless power transmission system
KR20120061085A (ko) 2009-08-07 2012-06-12 오클랜드 유니서비시즈 리미티드 도로에서 전력을 공급받는 전기 차량 시스템
EP2518862A1 (en) * 2009-12-25 2012-10-31 Kabushiki Kaisha Toshiba Wireless power transmission device and power receiving device
US8674550B2 (en) * 2010-03-25 2014-03-18 General Electric Company Contactless power transfer system and method
JP6144620B2 (ja) * 2010-04-08 2017-06-07 アクセス ビジネス グループ インターナショナル リミテッド ライアビリティ カンパニー ＰＯＳ（ｐｏｉｎｔｏｆｓａｌｅ）誘導性システムと方法
JP5649370B2 (ja) * 2010-08-25 2015-01-07 Ｎｅｃトーキン株式会社 非接触電力伝送システム
KR101358280B1 (ko) * 2010-08-26 2014-02-12 삼성전자주식회사 전력 전송 효율을 고려한 공진 전력 전송 시스템
WO2012095850A1 (en) * 2011-01-10 2012-07-19 Powermat Technologies Ltd. System for transferring power inductively to items within a container
US10115520B2 (en) 2011-01-18 2018-10-30 Mojo Mobility, Inc. Systems and method for wireless power transfer
US9496732B2 (en) 2011-01-18 2016-11-15 Mojo Mobility, Inc. Systems and methods for wireless power transfer
US9178369B2 (en) 2011-01-18 2015-11-03 Mojo Mobility, Inc. Systems and methods for providing positioning freedom, and support of different voltages, protocols, and power levels in a wireless power system
CN103636098A (zh) * 2011-06-10 2014-03-12 捷通国际有限公司 用于检测、表征以及跟踪感应电力接收器的系统和方法
US8823318B2 (en) 2011-07-25 2014-09-02 ConvenientPower HK Ltd. System and method for operating a mobile device
JP5667019B2 (ja) * 2011-09-14 2015-02-12 株式会社東芝 無線電力伝送装置およびその方法
IN2014CN03424A (enExample) 2011-11-15 2015-07-03 Qualcomm Inc
US20130175874A1 (en) * 2012-01-09 2013-07-11 Witricity Corporation Wireless energy transfer for promotional items
JP2015508940A (ja) * 2012-02-16 2015-03-23 オークランド ユニサービシズ リミテッドAuckland Uniservices Limited 複数コイル磁束パッド
JP2014023348A (ja) 2012-07-20 2014-02-03 Nikon Corp 携帯端末の充電装置
US9236757B2 (en) 2012-09-28 2016-01-12 Broadcom Corporation Wireless power transfer adaptation triggers
TW201415749A (zh) 2012-10-12 2014-04-16 Espower Electronics Inc 多機型無線電源供應系統
MX352471B (es) 2012-11-29 2017-11-27 Koninklijke Philips Nv Transferencia inductiva, inalámbrica de energía.
US20140191568A1 (en) 2013-01-04 2014-07-10 Mojo Mobility, Inc. System and method for powering or charging multiple receivers wirelessly with a power transmitter
JP2014197937A (ja) * 2013-03-29 2014-10-16 沖電気工業株式会社 非接触電力送信装置、非接触電力伝送システム、及び自動取引装置
US9376027B2 (en) 2013-09-13 2016-06-28 Deere & Company Robotic mower inductive charging station
US9879889B2 (en) 2014-07-23 2018-01-30 Haier Us Appliance Solutions, Inc. Refrigerator appliances with movable individually temperature control bins
WO2016024869A1 (en) 2014-08-12 2016-02-18 Powerbyproxi Limited System and method for power transfer

Also Published As

Publication number Publication date
EP3254352A4 (en) 2017-12-13
AU2016216178A1 (en) 2017-09-07
EP3254352A1 (en) 2017-12-13
WO2016126167A9 (en) 2016-11-10
US11251661B2 (en) 2022-02-15
WO2016126167A1 (en) 2016-08-11
KR20170115569A (ko) 2017-10-17
JP2018506257A (ja) 2018-03-01
CN112510849A (zh) 2021-03-16
CN107302846A (zh) 2017-10-27
US20200204013A1 (en) 2020-06-25

Similar Documents

Publication Publication Date Title
US11251661B2 (en) Inductive power transmitter
US10566853B2 (en) Inductive power transmitter
JP5291462B2 (ja) バッテリーを再充電する装置
US8587154B2 (en) Inductive power supply
US9680311B2 (en) Wireless power supply system
JP6193329B2 (ja) 誘導電力伝達システム
JP6233780B2 (ja) 無線電力伝送システム
EP3093957B1 (en) Foreign object detecting device, wireless power transmitting apparatus, and wireless power transfer system
JP6059202B2 (ja) 逆巻き誘導電源
EP2764523B1 (en) A transmitter for an inductive power transfer system
EP2660948A2 (en) Multiple resonant cells for inductive charging pads
KR20140129172A (ko) 다중 코일 플럭스 패드
KR20100098715A (ko) 유도 전력 전송 회로
EP2412072A2 (en) Magnetic inductive charging with low far fields
TW201434063A (zh) 變距螺旋線圈
CN107148710B (zh) 使用堆叠谐振器的无线功率传输
US20180205260A1 (en) Wheel Coils and Center-Tapped Longitudinal Coils for Wireless Power Transfer
KR20140006353A (ko) 무선 전력 전송 장치 및 무선 전력 수신 장치
Sonntag et al. Variable-phase contactless energy transfer desktop part I: Design
WO2022157837A1 (ja) 送電装置、及び、電力伝送システム
HK1150903B (en) Circuitry for inductive power transfer

Legal Events

Date Code Title Description
FZDE Discontinued

Effective date: 20200204