JP2018521612A - 位相ずれフィールドを軽減するための方法および装置 - Google Patents

位相ずれフィールドを軽減するための方法および装置 Download PDF

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Publication number
JP2018521612A
JP2018521612A JP2017557085A JP2017557085A JP2018521612A JP 2018521612 A JP2018521612 A JP 2018521612A JP 2017557085 A JP2017557085 A JP 2017557085A JP 2017557085 A JP2017557085 A JP 2017557085A JP 2018521612 A JP2018521612 A JP 2018521612A
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JP
Japan
Prior art keywords
magnetic field
coil
phase
power transmission
wireless power
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Pending
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JP2017557085A
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English (en)
Japanese (ja)
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JP2018521612A5 (https=
Inventor
マーク・ホワイト・ザ・セカンド
ソン・ホン・ジョン
ウィリアム・ヘンリー・ヴォン・ノヴァク・ザ・サード
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クアルコム，インコーポレイテッド
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Publication of JP2018521612A publication Critical patent/JP2018521612A/ja
Publication of JP2018521612A5 publication Critical patent/JP2018521612A5/ja
Pending legal-status Critical Current

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    • 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
    • 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
    • H01F27/363—Electric or magnetic shields or screens made of electrically conductive material
    • 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—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
    • H02J50/20—Circuit arrangements or systems for wireless supply or distribution of electric power using microwaves or radio frequency waves
    • 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
    • H02J50/70—Circuit arrangements or systems for wireless supply or distribution of electric power involving the reduction of electric, magnetic or electromagnetic leakage fields
    • 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
    • H02J50/80—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
    • 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
    • H02J7/40—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries characterised by the exchange of charge or discharge related data
    • H02J7/42—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries characterised by the exchange of charge or discharge related data with electronic devices having internal batteries, e.g. mobile phones
    • 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
    • H04B5/20—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
    • H04B5/266—One coil at each side, e.g. with primary and secondary 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
    • 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

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
JP2017557085A 2015-05-04 2016-04-05 位相ずれフィールドを軽減するための方法および装置 Pending JP2018521612A (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201562156793P 2015-05-04 2015-05-04
US62/156,793 2015-05-04
US14/975,524 US10033226B2 (en) 2015-05-04 2015-12-18 Methods and apparatus for out of phase field mitigation
US14/975,524 2015-12-18
PCT/US2016/026037 WO2016178769A1 (en) 2015-05-04 2016-04-05 Methods and apparatus for out of phase field mitigation

Publications (2)

Publication Number Publication Date
JP2018521612A true JP2018521612A (ja) 2018-08-02
JP2018521612A5 JP2018521612A5 (https=) 2019-04-25

Family

ID=55802469

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2017557085A Pending JP2018521612A (ja) 2015-05-04 2016-04-05 位相ずれフィールドを軽減するための方法および装置

Country Status (5)

Country Link
US (1) US10033226B2 (https=)
EP (1) EP3292635B1 (https=)
JP (1) JP2018521612A (https=)
CN (1) CN107534321B (https=)
WO (1) WO2016178769A1 (https=)

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US10224753B2 (en) 2015-05-27 2019-03-05 Qualcomm Incorporated Wireless power transfer using a field altering circuit
US10516304B2 (en) 2015-12-22 2019-12-24 Intel Corporation Wireless charging coil placement for reduced field exposure
US10411492B2 (en) * 2015-12-23 2019-09-10 Intel Corporation Wireless power transmitter shield with capacitors
US10566850B2 (en) * 2016-06-10 2020-02-18 Witricity Corporation Apparatus and methods for reducing magnetic field emissions between wireless power transmitters
US10408642B2 (en) * 2016-11-02 2019-09-10 Ksr Ip Holdings Llc Duty cycle modulation for inductive position sensors
WO2019089073A1 (en) 2017-11-02 2019-05-09 Ksr Ip Holdings Llc. Duty cycle for inductive position sensors
DE102018103854A1 (de) * 2018-02-21 2019-08-22 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Ladeeinrichtung
US11482921B2 (en) * 2019-05-03 2022-10-25 Witricity Corporation Active harmonics cancellation
CN115552764A (zh) * 2020-03-06 2022-12-30 索雷斯能源公司 无线功率传输发射器、无线地传输功率的系统和方法
CN111731139B (zh) * 2020-05-19 2022-05-24 华为技术有限公司 无线充电的接收端、发射端、系统、控制方法及电动汽车
EP4364271A4 (en) * 2021-07-02 2025-03-12 Abb Schweiz Ag CORELESS PLANE COIL AND POWER TRANSFORMER
US12526012B1 (en) * 2024-09-26 2026-01-13 Allegro Microsystems, Llc Wireless power transmission with channel redundancy

Citations (9)

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JP2010283777A (ja) * 2009-06-08 2010-12-16 Toshiba Corp 複合アンテナ及びこれを用いた通信機器
US20120139356A1 (en) * 2010-11-04 2012-06-07 Hanrim Postech Co., Ltd. Device and method for controlling wireless power signal in wireless power transmission device
JP2013208012A (ja) * 2012-03-29 2013-10-07 Equos Research Co Ltd アンテナコイルユニット及び磁界共鳴式給電システム
US20140125275A1 (en) * 2012-11-05 2014-05-08 Qualcomm Incorporated Systems and methods for forward link communication in wireless power systems
US20140246916A1 (en) * 2013-03-01 2014-09-04 Qualcomm Incorporated Active and adaptive field cancellation for wireless power systems
JP2014197930A (ja) * 2013-03-29 2014-10-16 株式会社エクォス・リサーチ 電力伝送システム
JP2014197931A (ja) * 2013-03-29 2014-10-16 株式会社エクォス・リサーチ 電力伝送システム
JP2014197932A (ja) * 2013-03-29 2014-10-16 株式会社エクォス・リサーチ 電力伝送システム
US20150115727A1 (en) * 2013-10-31 2015-04-30 Qualcomm Incorporated Systems, apparatus, and method for a dual mode wireless power receiver

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US9094057B2 (en) 2010-08-25 2015-07-28 Qualcomm Incorporated Parasitic circuit for device protection
US9093215B2 (en) 2012-05-07 2015-07-28 Qualcomm Incorporated Push-pull driver for generating a signal for wireless power transfer
US9697951B2 (en) * 2012-08-29 2017-07-04 General Electric Company Contactless power transfer system
KR102144360B1 (ko) 2012-12-05 2020-08-13 삼성전자주식회사 스마트 근거리무선통신 안테나 매칭 네트워크 시스템 및 그것을 포함한 유저 장치

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010283777A (ja) * 2009-06-08 2010-12-16 Toshiba Corp 複合アンテナ及びこれを用いた通信機器
US20120274521A1 (en) * 2009-06-08 2012-11-01 Kabushiki Kaisha Toshiba Complex antenna and communication device
US20120139356A1 (en) * 2010-11-04 2012-06-07 Hanrim Postech Co., Ltd. Device and method for controlling wireless power signal in wireless power transmission device
JP2013208012A (ja) * 2012-03-29 2013-10-07 Equos Research Co Ltd アンテナコイルユニット及び磁界共鳴式給電システム
US20140125275A1 (en) * 2012-11-05 2014-05-08 Qualcomm Incorporated Systems and methods for forward link communication in wireless power systems
US20140246916A1 (en) * 2013-03-01 2014-09-04 Qualcomm Incorporated Active and adaptive field cancellation for wireless power systems
JP2016514447A (ja) * 2013-03-01 2016-05-19 クアルコム，インコーポレイテッド ワイヤレス電力システムのための能動的および適応的な場の消去
JP2014197930A (ja) * 2013-03-29 2014-10-16 株式会社エクォス・リサーチ 電力伝送システム
JP2014197931A (ja) * 2013-03-29 2014-10-16 株式会社エクォス・リサーチ 電力伝送システム
JP2014197932A (ja) * 2013-03-29 2014-10-16 株式会社エクォス・リサーチ 電力伝送システム
US20150115727A1 (en) * 2013-10-31 2015-04-30 Qualcomm Incorporated Systems, apparatus, and method for a dual mode wireless power receiver
JP2017501665A (ja) * 2013-10-31 2017-01-12 クアルコム，インコーポレイテッド デュアルモードワイヤレス電力受信機のためのシステム、装置、および方法

Also Published As

Publication number Publication date
EP3292635A1 (en) 2018-03-14
EP3292635B1 (en) 2021-08-25
CN107534321B (zh) 2020-09-15
CN107534321A (zh) 2018-01-02
US20160329748A1 (en) 2016-11-10
US10033226B2 (en) 2018-07-24
WO2016178769A1 (en) 2016-11-10

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