JP6986636B2 - 無線充電コイル - Google Patents

無線充電コイル Download PDF

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Publication number
JP6986636B2
JP6986636B2 JP2020536097A JP2020536097A JP6986636B2 JP 6986636 B2 JP6986636 B2 JP 6986636B2 JP 2020536097 A JP2020536097 A JP 2020536097A JP 2020536097 A JP2020536097 A JP 2020536097A JP 6986636 B2 JP6986636 B2 JP 6986636B2
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JP
Japan
Prior art keywords
coil
trace
wireless charging
film
punched
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JP2020536097A
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English (en)
Japanese (ja)
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JP2021508949A5 (enExample
JP2021508949A (ja
Inventor
カーズ，アーサー
デューチュ，バーナード
カーズ，ジョシュア
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AK Stamping Co Inc
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AK Stamping Co Inc
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Publication of JP2021508949A5 publication Critical patent/JP2021508949A5/ja
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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
    • H01F27/28—Coils; Windings; Conductive connections
    • 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
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/2847—Sheets; Strips
    • 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
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/2847—Sheets; Strips
    • H01F27/2852—Construction of conductive connections, of leads
    • 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
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/2871—Pancake coils
    • 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
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
    • H01F41/06—Coil winding
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
    • H01F41/06—Coil winding
    • H01F41/061—Winding flat conductive wires or sheets
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
    • H01F41/06—Coil winding
    • H01F41/071—Winding coils of special form
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
    • H01F41/06—Coil winding
    • H01F41/071—Winding coils of special form
    • H01F41/074—Winding flat coils
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
    • H01F41/10—Connecting leads to windings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
    • H01F41/12—Insulating of windings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F5/00—Coils
    • 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
    • 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
    • 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—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
    • H02J7/0042—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction
    • 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
    • H04B5/263—Multiple coils at either side
    • 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
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/4902—Electromagnet, transformer or inductor

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Manufacturing & Machinery (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
JP2020536097A 2013-11-25 2018-12-21 無線充電コイル Active JP6986636B2 (ja)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US201361908573P 2013-11-25 2013-11-25
US201462004587P 2014-05-29 2014-05-29
US201462077721P 2014-11-10 2014-11-10
US14/553,617 US9490656B2 (en) 2013-11-25 2014-11-25 Method of making a wireless charging coil
US15/854,197 2017-12-26
US15/854,197 US10374464B2 (en) 2013-11-25 2017-12-26 Wireless charging coil
PCT/US2018/067197 WO2019133503A1 (en) 2013-11-25 2018-12-21 Wireless charging coil

Publications (3)

Publication Number Publication Date
JP2021508949A JP2021508949A (ja) 2021-03-11
JP2021508949A5 JP2021508949A5 (enExample) 2021-08-12
JP6986636B2 true JP6986636B2 (ja) 2021-12-22

Family

ID=53182157

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2020536097A Active JP6986636B2 (ja) 2013-11-25 2018-12-21 無線充電コイル

Country Status (7)

Country Link
US (5) US9490656B2 (enExample)
EP (1) EP3732697A4 (enExample)
JP (1) JP6986636B2 (enExample)
KR (1) KR102672445B1 (enExample)
CN (2) CN111771251B (enExample)
BR (1) BR112020013056B1 (enExample)
WO (1) WO2019133503A1 (enExample)

Families Citing this family (70)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11476566B2 (en) 2009-03-09 2022-10-18 Nucurrent, Inc. Multi-layer-multi-turn structure for high efficiency wireless communication
US9553476B2 (en) 2012-03-23 2017-01-24 Lg Innotek Co., Ltd. Antenna assembly and method for manufacturing same
US9806565B2 (en) 2012-03-23 2017-10-31 Lg Innotek Co., Ltd. Wireless power receiver and method of manufacturing the same
JP6306288B2 (ja) * 2013-05-13 2018-04-04 日東電工株式会社 コイルプリント配線基板、受電モジュール、電池ユニットおよび受電通信モジュール
US9859052B2 (en) 2013-11-25 2018-01-02 A.K. Stamping Co., Inc. Wireless charging coil
US9490656B2 (en) 2013-11-25 2016-11-08 A.K. Stamping Company, Inc. Method of making a wireless charging coil
TW201539855A (zh) * 2014-04-11 2015-10-16 Universal Scient Ind Co Ltd 具多重近場通訊讀取方向的手持裝置
US10333200B2 (en) * 2015-02-17 2019-06-25 Samsung Electronics Co., Ltd. Portable device and near field communication chip
US10355528B2 (en) * 2015-05-21 2019-07-16 Aptiv Technologies Limited Dual coil wireless power transmitter
US9991744B2 (en) * 2015-07-03 2018-06-05 Samsung Electro-Mechanics Co., Ltd. Wireless power receiving device and apparatus including the same
KR101751121B1 (ko) 2015-07-16 2017-06-27 삼성전기주식회사 도전성 플레이트 및 이를 구비하는 휴대 단말기
US9941729B2 (en) * 2015-08-07 2018-04-10 Nucurrent, Inc. Single layer multi mode antenna for wireless power transmission using magnetic field coupling
US9960629B2 (en) * 2015-08-07 2018-05-01 Nucurrent, Inc. Method of operating a single structure multi mode antenna for wireless power transmission using magnetic field coupling
US9960628B2 (en) 2015-08-07 2018-05-01 Nucurrent, Inc. Single structure multi mode antenna having a single layer structure with coils on opposing sides for wireless power transmission using magnetic field coupling
KR20180050279A (ko) * 2015-08-07 2018-05-14 누커런트, 인코포레이티드 자기장 결합을 이용한 무선 전원 전송을 위한 단일 계층 다중 모드 안테나
US9941743B2 (en) * 2015-08-07 2018-04-10 Nucurrent, Inc. Single structure multi mode antenna having a unitary body construction for wireless power transmission using magnetic field coupling
US9948129B2 (en) * 2015-08-07 2018-04-17 Nucurrent, Inc. Single structure multi mode antenna for wireless power transmission using magnetic field coupling having an internal switch circuit
US10636563B2 (en) * 2015-08-07 2020-04-28 Nucurrent, Inc. Method of fabricating a single structure multi mode antenna for wireless power transmission using magnetic field coupling
US9941590B2 (en) * 2015-08-07 2018-04-10 Nucurrent, Inc. Single structure multi mode antenna for wireless power transmission using magnetic field coupling having magnetic shielding
US10658847B2 (en) * 2015-08-07 2020-05-19 Nucurrent, Inc. Method of providing a single structure multi mode antenna for wireless power transmission using magnetic field coupling
US11205848B2 (en) * 2015-08-07 2021-12-21 Nucurrent, Inc. Method of providing a single structure multi mode antenna having a unitary body construction for wireless power transmission using magnetic field coupling
US10063100B2 (en) * 2015-08-07 2018-08-28 Nucurrent, Inc. Electrical system incorporating a single structure multimode antenna for wireless power transmission using magnetic field coupling
US10985465B2 (en) 2015-08-19 2021-04-20 Nucurrent, Inc. Multi-mode wireless antenna configurations
KR101967341B1 (ko) 2015-11-05 2019-08-13 엘지전자 주식회사 차량용 무선 전력 송신기 및 수신기
WO2018039616A1 (en) 2016-08-26 2018-03-01 Nucurrent, Inc. Wireless connector system
GB2553842B (en) * 2016-09-16 2021-04-07 Drayson Tech Europe Ltd Three dimensional coil and method of making the same for inductive power transfer systems
US10432031B2 (en) 2016-12-09 2019-10-01 Nucurrent, Inc. Antenna having a substrate configured to facilitate through-metal energy transfer via near field magnetic coupling
KR20180084307A (ko) * 2017-01-16 2018-07-25 엘지이노텍 주식회사 코일 장치 및 코일 장치를 포함하는 무선 전력 송수신 장치
US11223234B2 (en) 2017-02-13 2022-01-11 Nucurrent, Inc. Method of operating a wireless electrical energy transmission base
US11605487B2 (en) * 2017-04-14 2023-03-14 The Diller Corporation Laminate with induction coils and charging station device comprising same
US11277028B2 (en) 2017-05-26 2022-03-15 Nucurrent, Inc. Wireless electrical energy transmission system for flexible device orientation
JP7056016B2 (ja) * 2017-06-13 2022-04-19 Tdk株式会社 コイル部品
EP3438996B1 (en) * 2017-08-02 2021-09-22 Ningbo Geely Automobile Research & Development Co., Ltd. A device for a wireless power transfer system for a vehicle
TWD191614S (zh) * 2017-08-04 2018-07-11 合利億股份有限公司 無線充電線圈
JP6505820B1 (ja) 2017-12-18 2019-04-24 昭和電線ケーブルシステム株式会社 非接触給電装置およびコイル
KR102505437B1 (ko) * 2017-12-26 2023-03-03 삼성전기주식회사 권선형 인덕터 및 이의 제작 방법
TWI740091B (zh) * 2018-01-12 2021-09-21 乾坤科技股份有限公司 電子裝置及其製作方法
WO2019173579A1 (en) * 2018-03-07 2019-09-12 University Of Tennessee Research Foundation Series self-resonant coil structure for conducting wireless power transfer
CN108565102B (zh) * 2018-03-28 2020-08-14 华为技术有限公司 线圈模组、无线充电发射装置、接收装置、系统和终端
EP3780336A4 (en) * 2018-03-30 2021-12-22 Dai Nippon Printing Co., Ltd. COIL AND COIL PAIRS, POWER TRANSFER DEVICE AND POWER RECEIVER DEVICE AND POWER TRANSFER SYSTEM
CN111937272A (zh) 2018-04-19 2020-11-13 通用电气公司 无线电力传输系统的接收器单元
GB2590331B (en) 2018-09-12 2022-11-02 Multi Fineline Electronix Inc Balanced, symmetrical coil
KR102622543B1 (ko) * 2018-09-19 2024-01-09 주식회사 위츠 코일 조립체
TW202026824A (zh) * 2019-01-07 2020-07-16 哈帝斯科技股份有限公司 可無線充電之滑鼠墊結構與製程
JP1646786S (enExample) * 2019-02-28 2019-12-02
JP6546711B1 (ja) * 2019-04-10 2019-07-17 株式会社エスケーエレクトロニクス 非接触情報担体
CN111835043A (zh) * 2019-04-16 2020-10-27 致伸科技股份有限公司 无线充电装置及其发射端模块与发射端线圈
TWI687946B (zh) * 2019-04-16 2020-03-11 致伸科技股份有限公司 無線充電裝置及其發射端模組與發射端線圈
US11380480B2 (en) 2019-07-10 2022-07-05 Lear Corporation Strip induction coil for wireless charging of a vehicle battery
US11007887B2 (en) 2019-07-11 2021-05-18 Lear Corporation Tubular induction coil for wireless charging of a vehicle battery
US11227712B2 (en) 2019-07-19 2022-01-18 Nucurrent, Inc. Preemptive thermal mitigation for wireless power systems
US11271430B2 (en) 2019-07-19 2022-03-08 Nucurrent, Inc. Wireless power transfer system with extended wireless charging range
US11303011B2 (en) 2019-11-27 2022-04-12 AQ Corporation Smartphone antenna in flexible PCB
US11056922B1 (en) 2020-01-03 2021-07-06 Nucurrent, Inc. Wireless power transfer system for simultaneous transfer to multiple devices
WO2021162685A1 (en) 2020-02-12 2021-08-19 Google Llc Passive adapter for magnetic inductive wireless charging
US11962367B2 (en) 2020-02-28 2024-04-16 3M Innovative Properties Company Antenna for transfer of information or energy
US11283303B2 (en) 2020-07-24 2022-03-22 Nucurrent, Inc. Area-apportioned wireless power antenna for maximized charging volume
US11417461B2 (en) * 2020-10-29 2022-08-16 Google Llc Techniques and apparatuses to reduce inductive charging power loss
US11876386B2 (en) 2020-12-22 2024-01-16 Nucurrent, Inc. Detection of foreign objects in large charging volume applications
US11881716B2 (en) 2020-12-22 2024-01-23 Nucurrent, Inc. Ruggedized communication for wireless power systems in multi-device environments
US11695302B2 (en) 2021-02-01 2023-07-04 Nucurrent, Inc. Segmented shielding for wide area wireless power transmitter
USD999166S1 (en) * 2021-04-22 2023-09-19 Fukushima Sic Applied Engineering Inc. Power transformer
USD981958S1 (en) * 2021-04-23 2023-03-28 Fukushima Sic Applied Engineering Inc. Coil for power transformer
JP7680264B2 (ja) 2021-05-24 2025-05-20 Tdk株式会社 コイル部品及びこれを備えるワイヤレス電力伝送デバイス
CN113364144A (zh) * 2021-07-05 2021-09-07 浙江晶日科技股份有限公司 线圈、无线充电发射、接收装置及移动终端
KR102408962B1 (ko) * 2022-01-18 2022-06-22 주식회사 파인테크닉스 무선 충전 코일의 제조 방법 및 이 제조 방법에 의해 제조된 무선 충전 코일
US11831174B2 (en) 2022-03-01 2023-11-28 Nucurrent, Inc. Cross talk and interference mitigation in dual wireless power transmitter
US12003116B2 (en) 2022-03-01 2024-06-04 Nucurrent, Inc. Wireless power transfer system for simultaneous transfer to multiple devices with cross talk and interference mitigation
EP4519960A1 (en) * 2022-05-02 2025-03-12 University of Tennessee Research Foundation Self-resonant coil with series lc resonance and electric field cancelation
CN117375265B (zh) * 2023-12-07 2024-03-26 清华大学深圳国际研究生院 自谐振中继线圈、无线电能传输系统和无线充电系统

Family Cites Families (57)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2645385A (en) * 1949-10-28 1953-07-14 Dearborn Motors Corp Precision seed planter
US3214315A (en) 1962-03-28 1965-10-26 Burton Solomon Method for forming stamped electrical circuits
US5142767A (en) 1989-11-15 1992-09-01 Bf Goodrich Company Method of manufacturing a planar coil construction
JPH07220926A (ja) * 1994-02-08 1995-08-18 Tokin Corp 薄板状スパイラルコイル部品、薄板状スパイラルコイル部品を用いたコイル素子、及びコイル素子を用いた変成器
JPH09213530A (ja) 1996-01-30 1997-08-15 Alps Electric Co Ltd 平面トランス
JPH09326736A (ja) 1996-06-03 1997-12-16 Mitsubishi Electric Corp ワイヤレス送受信システム用２次側回路装置およびワイヤレス送受信システム用誘導コイル
US5892425A (en) 1997-04-10 1999-04-06 Virginia Tech Intellectual Properties, Inc. Interwound center-tapped spiral inductor
US5909050A (en) 1997-09-15 1999-06-01 Microchip Technology Incorporated Combination inductive coil and integrated circuit semiconductor chip in a single lead frame package and method therefor
US6885275B1 (en) 1998-11-12 2005-04-26 Broadcom Corporation Multi-track integrated spiral inductor
JP3680627B2 (ja) * 1999-04-27 2005-08-10 富士電機機器制御株式会社 ノイズフィルタ
IL136301A (en) 2000-05-22 2005-09-25 Payton Planar Magnetics Ltd Method of insulating a planar transformer printed circuit and lead frame windings forms
US7370403B1 (en) 2000-06-06 2008-05-13 Taiwan Semiconductor Manufacturing Co., Ltd. Method of fabricating a planar spiral inductor structure having an enhanced Q value
JP2002353031A (ja) * 2001-03-22 2002-12-06 Tdk Corp 高周波コイル
JP3815337B2 (ja) 2002-01-28 2006-08-30 株式会社デンソーウェーブ 非接触式ｉｃカード
JP2004342755A (ja) 2003-05-14 2004-12-02 Shinko Electric Ind Co Ltd 平面コイルの製造方法
US8136735B2 (en) 2004-01-23 2012-03-20 Semiconductor Energy Laboratory Co., Ltd. ID label, ID card, and ID tag
JP4842052B2 (ja) 2006-08-28 2011-12-21 富士通株式会社 インダクタ素子および集積型電子部品
JP2008159618A (ja) 2006-12-20 2008-07-10 Shinko Electric Ind Co Ltd インダクタンス素子
JP4947637B2 (ja) 2007-01-09 2012-06-06 ソニーモバイルコミュニケーションズ株式会社 無接点電力伝送コイル、携帯端末及び端末充電装置
KR100835886B1 (ko) 2007-03-20 2008-06-09 주식회사 동부하이텍 새로운 형태의 내부코일을 적용한 일체형 ｓｍｄ 인덕터의제조방법
JP2009088161A (ja) * 2007-09-28 2009-04-23 Fujitsu Media Device Kk 電子部品
JP2009272360A (ja) 2008-05-01 2009-11-19 Panasonic Corp インダクタおよびその製造方法
US20110050164A1 (en) * 2008-05-07 2011-03-03 Afshin Partovi System and methods for inductive charging, and improvements and uses thereof
EP2891501B1 (en) * 2008-05-08 2016-09-21 MiniPumps, LLC Methods of manufacture of drug-delivery pumps
GB0812021D0 (en) * 2008-07-02 2008-08-06 Amway Europ Ltd Electromagnetic interference mitigation
JP4752879B2 (ja) 2008-07-04 2011-08-17 パナソニック電工株式会社 平面コイル
EP2433347B1 (en) 2009-05-20 2013-10-23 Koninklijke Philips N.V. Electronic device having an inductive receiver coil with ultra-thin shielding layer and method
JP2011040509A (ja) 2009-08-07 2011-02-24 Imec ２層式トランス
KR101671048B1 (ko) 2009-08-25 2016-10-31 액세스 비지니스 그룹 인터내셔날 엘엘씨 영구 적층된 자속 집중기 조립체 및 가요성 자속 집중기 조립체
JP2011087025A (ja) * 2009-10-14 2011-04-28 Renesas Electronics Corp Ｉｃカード
WO2013095036A1 (ko) 2011-12-21 2013-06-27 주식회사 아모센스 무선 충전기용 자기장 차폐시트 및 그의 제조방법과 이를 이용한 무선충전기용 수신장치
GB2483889A (en) 2010-09-22 2012-03-28 Tesla Engineering Ltd Gradient coil sub assemblies
FR2965678B1 (fr) 2010-10-01 2014-12-12 Renault Sa Charge sans contact d'une batterie de vehicule automobile.
WO2012051755A1 (en) 2010-10-20 2012-04-26 Astec International Limited Multi-winding magnetic structures
CN103180919B (zh) 2010-10-21 2016-05-18 Tdk株式会社 线圈部件及其制造方法
JP4835787B1 (ja) 2010-12-01 2011-12-14 パナソニック株式会社 非接触充電モジュール及び非接触充電機器
US20130181668A1 (en) 2010-12-01 2013-07-18 Panasonic Corporation Non-contact charging module and non-contact charging instrument
KR101213090B1 (ko) 2011-07-14 2012-12-18 유한회사 한림포스텍 무선전력 전송장치용 코어 어셈블리 및 그를 구비하는 무선전력 전송장치
JP2013078234A (ja) 2011-09-30 2013-04-25 Panasonic Corp 平面コイル、およびこれを備えるコイルモジュール、およびこれを備える非接触式電力伝送装置の受電装置、およびこれを備える非接触式電力伝送装置
EP2775632A4 (en) 2011-11-02 2015-07-01 Panasonic Corp CONTACTLESS WIRELESS COMMUNICATION COIL, TRANSFER COIL AND PORTABLE WIRELESS TERMINAL
JP2013105796A (ja) 2011-11-11 2013-05-30 Toko Inc コイル装置
CN102522181B (zh) 2012-01-04 2013-08-14 西安电子科技大学 线宽间距交变结构型平面螺旋电感
US9553476B2 (en) 2012-03-23 2017-01-24 Lg Innotek Co., Ltd. Antenna assembly and method for manufacturing same
KR101339486B1 (ko) 2012-03-29 2013-12-10 삼성전기주식회사 박막 코일 및 이를 구비하는 전자 기기
US9325187B2 (en) 2012-05-21 2016-04-26 Lg Electronics Inc. Structure of transmission and reception unit in wireless charging system
KR20140011069A (ko) * 2012-07-17 2014-01-28 한국전자통신연구원 무선 전력 전송 장치
US20140184461A1 (en) 2013-01-01 2014-07-03 Jungmin Kim Antenna Assembly
US20140320252A1 (en) * 2013-04-29 2014-10-30 Skyworks Solutions, Inc. Low loss impedance transformers implemented as integrated passive devices and related methods thereof
KR102081365B1 (ko) 2013-07-23 2020-02-25 주식회사 위츠 무선 전력 전송용 코일형 유닛, 무선 전력 전송장치, 전자기기 및 무선전력 전송용 코일형 유닛의 제조방법
US9799448B2 (en) 2013-10-03 2017-10-24 Power Gold LLC Inductor, transformer, and method
US9859052B2 (en) 2013-11-25 2018-01-02 A.K. Stamping Co., Inc. Wireless charging coil
US9490656B2 (en) 2013-11-25 2016-11-08 A.K. Stamping Company, Inc. Method of making a wireless charging coil
DK3074987T3 (da) * 2013-11-25 2021-08-16 A K Stamping Co Inc Trådløs ladespole
US20160035477A1 (en) * 2014-08-01 2016-02-04 J Touch Corporation Thin-film coil component and charging apparatus and method for manufacturing the component
US10355528B2 (en) 2015-05-21 2019-07-16 Aptiv Technologies Limited Dual coil wireless power transmitter
US10985465B2 (en) 2015-08-19 2021-04-20 Nucurrent, Inc. Multi-mode wireless antenna configurations
KR101901697B1 (ko) * 2016-03-21 2018-11-07 삼성전기 주식회사 코일 장치의 제작 방법 및 코일 장치

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US20190363581A1 (en) 2019-11-28
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US10374464B2 (en) 2019-08-06

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